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Math Is Still...
What Is Distributed Computing? Our computers can get a lot more done when they share the load with other machines. The...
3 weeks ago
16
3 weeks ago
Our computers can get a lot more done when they share the load with other machines. The post What Is Distributed Computing? first appeared on Quanta Magazine
Asterisk
Read This, Not That: The Hidden Cost of Nutrition Misinformation Our daily lives are inundated with misleading claims about nutrition. That’s not just distracting —...
a year ago
2
a year ago
Our daily lives are inundated with misleading claims about nutrition. That’s not just distracting — it’s also harming our health.
Out-of-Pocket Blog
Things I’m watching in healthcare 2023 | Out-Of-Pocket it's been a weird year
9 months ago
Math Is Still...
Will Better Superconductors Transform the World? Scientists are pursuing materials that can conduct electricity with perfect efficiency under ambient...
7 months ago
63
7 months ago
Scientists are pursuing materials that can conduct electricity with perfect efficiency under ambient conditions. In this episode, the physicist Siddharth Shanker Saxena tells co-host Janna Levin about what makes this hunt so difficult and consequential. The post Will...
Math Is Still...
Quaking Giants Might Solve the Mysteries of Stellar Magnetism In their jiggles and shakes, red giant stars encode a record of the magnetic fields near their...
a year ago
10
a year ago
In their jiggles and shakes, red giant stars encode a record of the magnetic fields near their cores. The post Quaking Giants Might Solve the Mysteries of Stellar Magnetism first appeared on Quanta Magazine
Math Is Still...
The Mystery of the Missing Multicellular Prokaryotes Why have bacteria never evolved complex multicellularity? A new hypothesis suggests that it could...
7 months ago
44
7 months ago
Why have bacteria never evolved complex multicellularity? A new hypothesis suggests that it could come down to how prokaryotic genomes respond to a small population size. The post The Mystery of the Missing Multicellular Prokaryotes first appeared on Quanta...
Drew Ex Machina
The Largest Launch Vehicles in Service – 1957 to the Present With the successful launch of NASA’s Artemis I test flight, we now have a new holder of the title...
over a year ago
20
over a year ago
With the successful launch of NASA’s Artemis I test flight, we now have a new holder of the title “the largest launch vehicle in service”: the […]
symmetry magazine
Practice makes perfect (particle detectors) Prototyping is an indispensable step in the development of particle physics experiments like DUNE...
a year ago
25
a year ago
Prototyping is an indispensable step in the development of particle physics experiments like DUNE and projects like PIP-II. When complete, the Deep Underground Neutrino Experiment, or DUNE, will be the world’s most comprehensive neutrino experiment—and...
nanoscale views
APS March Meeting 2024, Day 1 There is no question that the meeting venue in Minneapolis is superior in multiple ways to last...
9 months ago
29
9 months ago
There is no question that the meeting venue in Minneapolis is superior in multiple ways to last year's meeting in Las Vegas.  The convention center doesn't feel scarily confining, and it also doesn't smell like a combination of cigarettes and desperation. Here are a few...
Asterisk
The Myth of the Loneliness Epidemic Are we really living through a uniquely lonely moment in American history? When it comes to...
a month ago
4
a month ago
Are we really living through a uniquely lonely moment in American history? When it comes to friendship, this isn’t the first time that authorities have cried wolf.
Explorations of an...
2023 Part 4: Indonesia and Ecuador September The island of Sulawesi must be on the bucket list for any naturalist with a strong...
11 months ago
11
11 months ago
September The island of Sulawesi must be on the bucket list for any naturalist with a strong interest in biogeography. Though Borneo is situated only a few hundred kilometers to the west, and the Moluccas are not far to the east, the species composition of Sulawesi is...
Math Is Still...
The Number 15 Describes the Secret Limit of an Infinite Grid The “packing coloring” problem asks how many numbers are needed to fill an infinite grid so that...
a year ago
35
a year ago
The “packing coloring” problem asks how many numbers are needed to fill an infinite grid so that identical numbers never get too close to one another. A new computer-assisted proof finds a surprisingly straightforward answer. The post The Number 15 Describes the...
Math Is Still...
The Year in Math Landmark results in Ramsey theory and a remarkably simple aperiodic tile capped a year of...
a year ago
11
a year ago
Landmark results in Ramsey theory and a remarkably simple aperiodic tile capped a year of mathematical delight and discovery. The post The Year in Math first appeared on Quanta Magazine
Math Is Still...
Mathematicians Find Hidden Structure in a Common Type of Space In 50 years of searching, mathematicians found only one example of a “subspace design” in a vector...
a year ago
54
a year ago
In 50 years of searching, mathematicians found only one example of a “subspace design” in a vector space. A new proof reveals that there are infinitely more out there. The post Mathematicians Find Hidden Structure in a Common Type of Space first appeared on Quanta...
Blog - Practical...
What Is A Black Start Of The Power Grid? [Note that this article is a transcript of the video embedded above.] November 1965 saw one of the...
over a year ago
25
over a year ago
[Note that this article is a transcript of the video embedded above.] November 1965 saw one of the most widespread power outages in North American history. On the freezing cold evening of the 9th, the grid was operating at maximum capacity as people tried to stay warm when a...
IEEE Spectrum
The Lisa Was Apple’s Best Failure Happy 40th Birthday to Lisa! The Apple Lisa computer, that is. In celebration of this milestone, the...
a year ago
8
a year ago
Happy 40th Birthday to Lisa! The Apple Lisa computer, that is. In celebration of this milestone, the Computer History Museum has received permission from Apple to release the source code to the Lisa, including its system and applications software. You can access the Lisa source...
nanoscale views
Seeing through tissue and Kramers-Kronig There is a paper in Science this week that is just a great piece of work.  The authors find that by...
3 months ago
43
3 months ago
There is a paper in Science this week that is just a great piece of work.  The authors find that by dyeing living tissue with a particular biocompatible dye molecule, they can make that tissue effectively transparent, so you can see through it.  The paper includes images (and...
Math Is Still...
The ‘Beautiful Confusion’ of the First Billion Years Comes Into View Astronomers are reveling in the James Webb Space Telescope’s discoveries about the formative epoch...
2 months ago
21
2 months ago
Astronomers are reveling in the James Webb Space Telescope’s discoveries about the formative epoch of cosmic history. The post The ‘Beautiful Confusion’ of the First Billion Years Comes Into View first appeared on Quanta Magazine
IEEE Spectrum
The Unlikely Inventor of the Automatic Rice Cooker How the automatic rice cooker was invented It isn’t often that housewives get credit in the annals...
a month ago
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a month ago
How the automatic rice cooker was invented It isn’t often that housewives get credit in the annals of invention, but in the story of the automatic rice cooker, a woman takes center stage. That happened only after the first attempts at electrifying rice cooking, starting in the...
NeuroLogica Blog
DNA Directed Assembly of Nanomaterials Arguably the type of advance that has the greatest impact on technology is material science....
11 months ago
20
11 months ago
Arguably the type of advance that has the greatest impact on technology is material science. Technology can advance by doing more with the materials we have, but new materials can change the game entirely. It is no coincidence that we mark different technological ages by the...
NeuroLogica Blog
Science News in 2023 This is not exactly a “best of” because I don’t know how that applies to science news, but here are...
a year ago
12
a year ago
This is not exactly a “best of” because I don’t know how that applies to science news, but here are what I consider to be the most impactful science news stories of 2023 (or at least the ones that caught by biased attention). This was a big year for medical breakthroughs. We are...
Explorations of an...
A Month In Northern Peru, Part 6: A Long, Sketchy Drive To Find Atuen Antpittas (February 8, 2024) One of the fun aspects of birding during this particular period of history is that our understanding...
8 months ago
27
8 months ago
One of the fun aspects of birding during this particular period of history is that our understanding of how birds are related to each other is changing rapidly. Back in the "old days", our collective knowledge of these topics was a bit more rudimentary. Species were grouped...
ToughSF
Piracy in Space is Possible Part I: Dastardly DeltaV and Stealth Steamers Space Piracy is a common science fiction trope. It has been continuously derided in Hard Science...
over a year ago
5
over a year ago
Space Piracy is a common science fiction trope. It has been continuously derided in Hard Science Fiction as silly and a holdover of the 'Space is an Ocean' analogy.  But is it really that unrealistic to have space pirates? Let's find out. What is piracy? A chinese Junk, by...
Wanderingspace
OSIRIS-REX Leaves Bennu The OSIRIS-REX mission in on a two year trajectory back to Earth after capturing fragments of the...
over a year ago
13
over a year ago
The OSIRIS-REX mission in on a two year trajectory back to Earth after capturing fragments of the near Earth asteroid Bennu after successfully executing a sample touchdown last fall. [LINK] The sampling of of the asteroid’s surface is shown above.
Math Is Still...
In a ‘Dark Dimension,’ Physicists Search for the Universe’s Missing Matter An idea derived from string theory suggests that dark matter is hiding in a (relatively) large extra...
10 months ago
25
10 months ago
An idea derived from string theory suggests that dark matter is hiding in a (relatively) large extra dimension. The theory makes testable predictions that physicists are investigating now. The post In a ‘Dark Dimension,’ Physicists Search for the Universe’s Missing...
Asterisk
California vs. Big Soda Sugar-sweetened beverage taxes work. But during the time it took to figure this out, enacting them...
6 months ago
2
6 months ago
Sugar-sweetened beverage taxes work. But during the time it took to figure this out, enacting them became much harder.
wadertales
What happens when the mud disappears? The Yellow Sea provides important ‘service stations’ for shorebirds on the East Asian-Australasian...
over a year ago
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over a year ago
The Yellow Sea provides important ‘service stations’ for shorebirds on the East Asian-Australasian Flyway, especially on their way north to Russian and Alaskan breeding areas. In a thought-provoking paper in Biological Conservation, Xiaodan Wang and colleagues consider how...
nanoscale views
Thoughts on undergrad solid-state content Figuring out what to include in an undergraduate introduction to solid-state physics course is...
8 months ago
33
8 months ago
Figuring out what to include in an undergraduate introduction to solid-state physics course is always a challenge.   Books like the present incarnation of Kittel are overstuffed with more content than can readily fit in a one-semester course, and because that book has grown...
Damn Interesting
Fifteen Years Forsaken Editor’s Note: This article contains quotations from contemporaneous accounts which might be...
over a year ago
8
over a year ago
Editor’s Note: This article contains quotations from contemporaneous accounts which might be offensive for today’s readers. The moon was new on the night of 31 July 1761, and the wide expanse of the Indian Ocean uniformly black. But Captain Jean de Lafargue of the French cargo...
Confessions of a...
A first step into the unknown world of academia……. At the beginning of this blog I did promise to include some writings that would at least be...
over a year ago
15
over a year ago
At the beginning of this blog I did promise to include some writings that would at least be semi-useful (hopefully!) to future students hoping to move into a career in marine science; so here it goes! From today I am beginning a year long Postgraduate Teaching Internship at UWA....
Eukaryote Writes...
A point of clarification on infohazard terminology “Infohazard” means any kind of information that could be harmful in some fashion. Let’s use “memetic...
over a year ago
21
over a year ago
“Infohazard” means any kind of information that could be harmful in some fashion. Let’s use “memetic hazard” to describe information that could specifically harm the person who knows it.
Damn Interesting
Breaking a Bit It’s been a busy summer, and the large shortfall in donations last month has been demoralizing, so...
a year ago
51
a year ago
It’s been a busy summer, and the large shortfall in donations last month has been demoralizing, so we’re taking a week off to rest and recuperate. The curated links section will be (mostly) silent, and behind the scenes we’ll be taking a brief break from our usual researching,...
NeuroLogica Blog
Germany and Nuclear Power Germany has been thrown around a lot as an example of both what to do and what not to do in terms of...
a year ago
34
a year ago
Germany has been thrown around a lot as an example of both what to do and what not to do in terms of addressing global warming by embracing green energy technology. It’s possible to look back now and review the numbers, to see what the effect was of its decision to embrace...
Math Is Still...
A Triplet Tree Forms One of the Most Beautiful Structures in Math The Markov numbers reveal the secrets of irrational numbers and the patterns of the Fibonacci...
a year ago
8
a year ago
The Markov numbers reveal the secrets of irrational numbers and the patterns of the Fibonacci sequence. But there’s one question about them that has resisted proof for over a century. The post A Triplet Tree Forms One of the Most Beautiful Structures in Math first...
Blog - Practical...
What Really Happened During the Yellowstone Park Flood? [Note that this article is a transcript of the video embedded above.] Every year, a deluge of...
over a year ago
29
over a year ago
[Note that this article is a transcript of the video embedded above.] Every year, a deluge of tourists stream into Yellowstone National Park, America’s first and possibly most famous national park, and (I would argue) one of the most beautiful and geographically rich places on...
Math Is Still...
How to Tame the Endless Infinities Hiding in the Heart of Particle Physics In the math of particle physics, every calculation should result in infinity. The set of techniques...
a year ago
99
a year ago
In the math of particle physics, every calculation should result in infinity. The set of techniques known as “resurgence” points toward an escape. The post How to Tame the Endless Infinities Hiding in the Heart of Particle Physics first appeared on Quanta Magazine
Math Is Still...
Avi Wigderson, Complexity Theory Pioneer, Wins Turing Award The prolific researcher found deep connections between randomness and computation and spent a career...
8 months ago
39
8 months ago
The prolific researcher found deep connections between randomness and computation and spent a career influencing cryptographers, complexity researchers and more. The post Avi Wigderson, Complexity Theory Pioneer, Wins Turing Award first appeared on Quanta Magazine
Math Is Still...
How Quickly Do Large Language Models Learn Unexpected Skills? A new study suggests that so-called emergent abilities actually develop gradually and predictably,...
10 months ago
23
10 months ago
A new study suggests that so-called emergent abilities actually develop gradually and predictably, depending on how you measure them. The post How Quickly Do Large Language Models Learn Unexpected Skills? first appeared on Quanta Magazine
wadertales
Broad-billed Sandpiper: Now a Red-listed wader A dedicated team of Scottish bird ringers has been studying breeding waders in northern Norway since...
2 weeks ago
14
2 weeks ago
A dedicated team of Scottish bird ringers has been studying breeding waders in northern Norway since 1993. One of the focal species of their fieldwork is the secretive Broad-billed Sandpiper, an unusual taiga wader which nests on low-lying tussocks embedded in floating mats of...
Math Is Still...
How the Higgs Field (Actually) Gives Mass to Elementary Particles In this article adapted from his new book, "Waves in an Impossible Sea," physicist Matt Strassler...
3 months ago
23
3 months ago
In this article adapted from his new book, "Waves in an Impossible Sea," physicist Matt Strassler explains that the origin of mass in the universe has a lot to do with music. The post How the Higgs Field (Actually) Gives Mass to Elementary Particles first appeared on...
Asterisk
Rebuilding After the Replication Crisis Over a decade has passed since scientists realized many of their studies were failing to replicate....
over a year ago
2
over a year ago
Over a decade has passed since scientists realized many of their studies were failing to replicate. How well have their attempts to fix the problem actually worked?
NeuroLogica Blog
It’s Not Possible – Until Suddenly It Is There are a couple of recent stories that remind me that perhaps the most powerful thing in the...
a year ago
24
a year ago
There are a couple of recent stories that remind me that perhaps the most powerful thing in the world is political will. Often politicians and motivational speakers will say something along the lines of, “We can do anything, if we put our minds to it.” While this sounds like...
nanoscale views
Materials characterization techniques – a brief glossary Suppose someone has synthesized or found what they think is a new material. How do people studying...
11 months ago
22
11 months ago
Suppose someone has synthesized or found what they think is a new material. How do people studying materials (condensed matter physicists, materials scientists, materials chemists) figure out what they have and understand its properties? That's the puzzle-solving aspect of...
Drew Ex Machina
First Pictures: Color View of the Earth & A Tropical Depression from Space – October 5, 1954 While today we are inundated with color images of the Earth, our earliest views from space were...
2 months ago
33
2 months ago
While today we are inundated with color images of the Earth, our earliest views from space were confined to monochromatic or black and white images (see […]
Math Is Still...
Will AI Ever Have Common Sense? Common sense has been viewed as one of the hardest challenges in AI. That said, ChatGPT4 has...
5 months ago
50
5 months ago
Common sense has been viewed as one of the hardest challenges in AI. That said, ChatGPT4 has acquired what some believe is an impressive sense of humanity. How is this possible? Listen to this week’s “The Joy of Why” with co-host Steven Strogatz. The post Will AI Ever...
Math Is Still...
The Cosmos Teems with Complex Organic Molecules Wherever astronomers look, they see life’s raw materials. The post The Cosmos Teems with...
a month ago
nanoscale views
2024 version: Advice on choosing a graduate school It's been four years since I posted the previous version of this, so it feels like the time is right...
10 months ago
56
10 months ago
It's been four years since I posted the previous version of this, so it feels like the time is right for an update. This is written on the assumption that you have already decided, after careful consideration, that you want to get an advanced degree (in physics, though much of...
The Works in...
Issue 12: Houston, we have a solution Plus: How Mexico built its state, the causes of the Baby Boom, and the 141-year quest for a malaria...
a year ago
Math Is Still...
The Quest for Simple Rules to Build a Microbial Community Microbiologists are searching for a universal theory of how bacteria form communities based not on...
11 months ago
17
11 months ago
Microbiologists are searching for a universal theory of how bacteria form communities based not on their species but on the roles they play. The post The Quest for Simple Rules to Build a Microbial Community first appeared on Quanta Magazine
Damn Interesting
The Unceasing Cessna Hacienda Warren “Doc” Bayley was a man of the people. When he and his wife Judy opened their Las Vegas resort...
over a year ago
4
over a year ago
Warren “Doc” Bayley was a man of the people. When he and his wife Judy opened their Las Vegas resort in 1956, Bayley had no plans to compete with the flashier, corporate casinos at the center of the Strip. Instead, the Hacienda Hotel catered to families, as well as to locals who...
pcloadletter
The ChatGPT wrapper product boom is an uncanny valley hellscape Here we go again: I'm so tired of crypto web3 LLMs. I'm positive there are wonderful applications...
7 months ago
80
7 months ago
Here we go again: I'm so tired of crypto web3 LLMs. I'm positive there are wonderful applications for LLMs. The ChatGPT web UI seems great for summarizing information from various online sources (as long as you're willing to verify the things that you learn). But a lot fo the "AI...
Math Is Still...
The Year in Physics From the smallest scales to the largest, the physical world provided no shortage of surprises this...
a year ago
11
a year ago
From the smallest scales to the largest, the physical world provided no shortage of surprises this year. The post The Year in Physics first appeared on Quanta Magazine
Stephen Wolfram...
Foundations of Biological Evolution: More Results & More Surprises This is a follow-on to Why Does Biological Evolution Work? A Minimal Model for Biological Evolution...
2 weeks ago
19
2 weeks ago
This is a follow-on to Why Does Biological Evolution Work? A Minimal Model for Biological Evolution and Other Adaptive Processes [May 3, 2024]. Even More from an Extremely Simple Model A few months ago I introduced an extremely simple “adaptive cellular automaton” model that...
brr
South Pole Arrival Flying to the bottom of the world!
over a year ago
Sean Carroll
New Course: The Many Hidden Worlds of Quantum Mechanics In past years I’ve done several courses for The Great Courses/Wondrium (formerly The Teaching...
a year ago
5
a year ago
In past years I’ve done several courses for The Great Courses/Wondrium (formerly The Teaching Company): Dark Matter and Dark Energy, Mysteries of Modern Physics:Time, and The Higgs Boson and Beyond. Now I’m happy to announce a new one, The Many Hidden Worlds of Quantum Mechanics....
Sean Carroll
Thanksgiving This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the...
over a year ago
22
over a year ago
This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory, the error bar, gauge symmetry, Landauer’s Principle, the...
nanoscale views
A busy and contentious week in condensed matter physics There were a couple of interesting and controversial things afoot this week in the condensed matter...
a year ago
18
a year ago
There were a couple of interesting and controversial things afoot this week in the condensed matter world. There was a new preprint from the group of Prof. Hemley at the University of Illinois Chicago featuring electronic transport measurements in samples of the putative room...
nanoscale views
Faculty positions at Rice, + annual Nobel speculation Trying to spread the word: The Department of Physics and Astronomy at Rice University in Houston,...
a year ago
6
a year ago
Trying to spread the word: The Department of Physics and Astronomy at Rice University in Houston, Texas invites applications for two tenure-track faculty positions, one experimental and one theoretical, in the area of quantum science using atomic, molecular, or optical methods....
NeuroLogica Blog
The Lunar Cycle and Suicide Does the lunar cycle affect human behavior? This seems to be a question that refuses to die, no...
a year ago
62
a year ago
Does the lunar cycle affect human behavior? This seems to be a question that refuses to die, no matter how hard it is to confirm any actual effect. It’s now a cultural idea, deeply embedded and not going anywhere. A recent study, however, seems to show a correlation between...
NeuroLogica Blog
Energy Demand Increasing For the last two decades electricity demand in the US has been fairly flat. While it has been...
9 months ago
30
9 months ago
For the last two decades electricity demand in the US has been fairly flat. While it has been increasing overall, the increase has been very low. This has been largely attributed to the fact that as the use of electrical devices has increased, the efficiency of those devices has...
NeuroLogica Blog
New Type of Black Hole Discovered ESA’s Gaia orbital telescope has recently discovered two new black holes. This, in itself, is not...
a year ago
55
a year ago
ESA’s Gaia orbital telescope has recently discovered two new black holes. This, in itself, is not surprising, as that is Gaia’s mission – to precisely map the three-dimensional position of two billion objects in our galaxy, using three separate instruments. The process is called...
Math Is Still...
Merging Fields, Mathematicians Go the Distance On Old Problem Mathematicians have illuminated what sets of points can look like if the distances between them are...
8 months ago
55
8 months ago
Mathematicians have illuminated what sets of points can look like if the distances between them are all whole numbers. The post Merging Fields, Mathematicians Go the Distance On Old Problem first appeared on Quanta Magazine
Out-of-Pocket Blog
Big Changes Coming | Out-Of-Pocket What's temporary vs. permanent?
a year ago
NeuroLogica Blog
Climate Sensitivity and Confirmation Bias I love to follow kerfuffles between different experts and deep thinkers. It’s great for revealing...
9 months ago
31
9 months ago
I love to follow kerfuffles between different experts and deep thinkers. It’s great for revealing the subtleties of logic, science, and evidence. Recently there has been an interesting online exchange between a physicists science communicator (Sabine Hossenfelder) and some...
symmetry magazine
Is dark matter the most powerful wave in the universe? Dark matter could consist of particles so ultralight, they behave more like waves.  ...
a year ago
29
a year ago
Dark matter could consist of particles so ultralight, they behave more like waves.  Although the motions of galaxies provide evidence that dark matter exists, scientists have yet to directly detect the invisible stuff, or figure out what it could be made...
pcloadletter
Write code that you can understand when you get paged at 2am The older I get, the more I dislike clever code. This is not a controversial take; it is pretty-well...
7 months ago
63
7 months ago
The older I get, the more I dislike clever code. This is not a controversial take; it is pretty-well agreed upon that clever code is bad. But I particularly like the on-call responsiblity framing: write code that you can understand when you get paged at 2am. If you have never...
Math Is Still...
How (Nearly) Nothing Might Solve Cosmology’s Biggest Questions By measuring the universe’s emptiest spaces, scientists can study how matter clumps together and how...
a year ago
4
a year ago
By measuring the universe’s emptiest spaces, scientists can study how matter clumps together and how fast it flies apart. The post How (Nearly) Nothing Might Solve Cosmology’s Biggest Questions first appeared on Quanta Magazine
Wanderingspace
Europa Seen by Juno Citizen scientist Björn Jónsson processed the image to enhance the color and contrast.
over a year ago
IEEE Spectrum
The Man Who Coined The Word "Robot" Defends Himself You’re familiar with Karel Čapek, right? If not, you should be—he’s the guy who (along with his...
11 months ago
32
11 months ago
You’re familiar with Karel Čapek, right? If not, you should be—he’s the guy who (along with his brother Josef) invented the word “robot.” Čapek introduced robots to the world in 1921, when his play “R.U.R.” (subtitled “Rossum’s Universal Robots”) was first performed in Prague. It...
nanoscale views
Condensed matter on the public stage, and not in a good way This week, condensed matter physics has been getting far more broad public attention than usual, and...
a year ago
4
a year ago
This week, condensed matter physics has been getting far more broad public attention than usual, and while in the abstract I like our discipline getting noticed, this is definitely not how I’d have preferred it to happen. First, more fun re Ranga Dias.  Fresh off renewed...
Quantum Frontiers
The Noncommuting-Charges World Tour (Part 1 of 4) Introduction: “Once Upon a Time”…with a twist Thermodynamics problems have surprisingly many...
10 months ago
37
10 months ago
Introduction: “Once Upon a Time”…with a twist Thermodynamics problems have surprisingly many similarities with fairy tales. For example, most of them begin with a familiar opening. In thermodynamics, the phrase “Consider an isolated box of particles” serves a similar purpose …...
Probably...
How Many Books? If you like this article, you can read more about this kind of Bayesian analysis in Think Bayes....
11 months ago
27
11 months ago
If you like this article, you can read more about this kind of Bayesian analysis in Think Bayes. Recently I found a copy of Probably Overthinking It at a local bookstore and posted a picture on Twitter. Aubrey Clayton replied with this question: It’s a great question with what...
Math Is Still...
The Best Qubits for Quantum Computing Might Just Be Atoms In the search for the most scalable hardware to use for quantum computers, qubits made of individual...
9 months ago
37
9 months ago
In the search for the most scalable hardware to use for quantum computers, qubits made of individual atoms are having a breakout moment. The post The Best Qubits for Quantum Computing Might Just Be Atoms first appeared on Quanta Magazine
Explorations of an...
Chasing Endemics in Córdoba Córdoba is the second most populated city in Argentina, located in the Punilla Valley around 600 km...
a year ago
17
a year ago
Córdoba is the second most populated city in Argentina, located in the Punilla Valley around 600 km northwest of Buenos Aires. Laura and I spent one night in the city before our morning's birding. Our destination: the beautiful Sierras de Córdoba to the west of the city and...
Drew Ex Machina
NASA’s Viking Mission & The Search for Life on Mars: The Experiments For young space enthusiasts like myself growing up in the 1970s, NASA’s Viking mission to Mars was...
over a year ago
19
over a year ago
For young space enthusiasts like myself growing up in the 1970s, NASA’s Viking mission to Mars was one of the more exciting and memorable. The Viking […]
Math Is Still...
Strangely Curved Shapes Break 50-Year-Old Geometry Conjecture Mathematicians have disproved a major conjecture about the relationship between curvature and shape....
7 months ago
80
7 months ago
Mathematicians have disproved a major conjecture about the relationship between curvature and shape. The post Strangely Curved Shapes Break 50-Year-Old Geometry Conjecture first appeared on Quanta Magazine
Math Is Still...
What Is the Nature of Time? Time is all around us: in the language we use, in the memories we revisit and in our predictions of...
9 months ago
52
9 months ago
Time is all around us: in the language we use, in the memories we revisit and in our predictions of the future. But what exactly is it? The physicist and Nobel laureate Frank Wilczek joins Steve Strogatz to discuss the fundamental hallmarks of time. The post What Is...
Interaction Magic -...
Plastic archeology The history, science and engineering of Lego bricks, on the cusp between trash and treasure.
a year ago
Math Is Still...
How Do Machines ‘Grok’ Data? By apparently overtraining them, researchers have seen neural networks discover novel solutions to...
8 months ago
57
8 months ago
By apparently overtraining them, researchers have seen neural networks discover novel solutions to problems. The post How Do Machines ‘Grok’ Data? first appeared on Quanta Magazine
Andrew Fraknoi –...
My Free Introductory Astronomy Textbook Hits a Milestone This time I am posting something a bit personal. I am the lead author of a free book that is part of...
7 months ago
25
7 months ago
This time I am posting something a bit personal. I am the lead author of a free book that is part of a nonprofit experiment to help students with the costs of college. Here is the news from our publisher: OpenStax, the open textbook publisher based at Rice University, is pleased...
Probably...
The Center Moves Faster Than You In May 2022, Elon Musk tweeted this cartoon: The creator of the cartoon, Colin Wright, explained it...
11 months ago
11
11 months ago
In May 2022, Elon Musk tweeted this cartoon: The creator of the cartoon, Colin Wright, explained it like this: At the outset, I stand happily beside ‘my fellow liberal,’ who is slightly to my left. In 2012 he sprints to the left, dragging out the left end of the political...
IEEE Spectrum
Fakes: Not an Internet Thing, a Human Thing Every day, as the Internet becomes more indispensable to modern life, the drawbacks of deep...
a year ago
9
a year ago
Every day, as the Internet becomes more indispensable to modern life, the drawbacks of deep engagement with the virtual realm capture as much attention as the wide-ranging benefits. On the Internet, of course, anyone can in all too many forums pretty much say anything—regardless...
Out-of-Pocket Blog
Transforming Healthcare Data with Tuva Health | Out-Of-Pocket The nitty, gritty, and shitty of working with health data
a year ago
Math Is Still...
How a DNA ‘Parasite’ May Have Fragmented Our Genes A novel type of “jumping gene” may explain why the genomes of complex cells aren’t all equally...
a year ago
25
a year ago
A novel type of “jumping gene” may explain why the genomes of complex cells aren’t all equally stuffed with noncoding sequences. The post How a DNA ‘Parasite’ May Have Fragmented Our Genes first appeared on Quanta Magazine
Tikalon Blog by Dev...
Diophantine Equations Piebald is an unusual word that appears in the Archimedes' cattle problem, a Diophantine problem...
4 months ago
2
4 months ago
Piebald is an unusual word that appears in the Archimedes' cattle problem, a Diophantine problem supposedly communicated by Archimedes to his friend, Eratosthenes. It's a Diophantine equation system of seven equations in eight unknowns, but it can be solved with the requirement...
Quantum Frontiers
The Book of Mark, Chapter 2 Late in the summer of 2021, I visited a physics paradise in a physical paradise: the Kavli Institute...
a year ago
13
a year ago
Late in the summer of 2021, I visited a physics paradise in a physical paradise: the Kavli Institute for Theoretical Physics (KITP). The KITP sits at the edge of the University of California, Santa Barbara like a bougainvillea bush at … Continue reading →
Willem Pennings
ClockSquared improvements My ClockSquared project has a long history – it goes all the way back to 2015, when it was simply...
a year ago
5
a year ago
My ClockSquared project has a long history – it goes all the way back to 2015, when it was simply called the “Birthday word clock”. I haven’t spent much time on the project in recent years, but I’ve upgraded the internals a while ago and finally felt like writing a post about it....
The Roots of...
Links digest, 2023-10-12 I’ve been traveling for a while, so this is a long one, covering the last ~month. I tried to cut it...
a year ago
7
a year ago
I’ve been traveling for a while, so this is a long one, covering the last ~month. I tried to cut it down, but there have been so many amazing announcements, opportunities, etc.! Feel free to skim and jump around: From the Roots of Progress fellows Connor O’Brien and Adam Ozimek...
IEEE Spectrum
Jean Sammet: An Accidental Computer Programmer Jean Sammet rarely let anything get in the way of her professional goals. As a young student, she...
a week ago
13
a week ago
Jean Sammet rarely let anything get in the way of her professional goals. As a young student, she was barred from attending prestigious all-boys schools, so she pursued her love of mathematics at the best institutions she could find that were open to girls and women. Following...
NeuroLogica Blog
Using AI and Social Media to Measure Climate Change Denial A recent study finds that 14.8% of Americans do not believe in global climate change. This number is...
10 months ago
29
10 months ago
A recent study finds that 14.8% of Americans do not believe in global climate change. This number is roughly in line with what recent survey have found, such as this 2024 Yale study which put the figure at 16%. In 2009, by comparison, the figure was at 33% (although this was a...
nanoscale views
Brief items - LOC, GPT, etc. This year was a busy one and my overall posting rate is down.  Hopefully the coming year will be a...
over a year ago
25
over a year ago
This year was a busy one and my overall posting rate is down.  Hopefully the coming year will be a bit less frenetic, but who knows.  A few brief items: First, in the odd self-promotion department, this blog is officially going to be indexed by the Library of Congress as part...
Explorations of an...
Monsoon Season In Arizona, Part 5: Portal Back To Phoenix September 4, 2024 Our day began with coffee and breakfast on the deck, watching the bird feeders hum...
2 months ago
20
2 months ago
September 4, 2024 Our day began with coffee and breakfast on the deck, watching the bird feeders hum with activity. It was, sadly, our final morning in this region and we packed up and headed out. It would have been nice to have an extra night or two here, though you could say...
Explorations of an...
A Month In Northern Peru, Part 4: Hits And Misses With Rare Endemics (February 5 and 6, 2024) February 5, 2024 Today's plan was to complete the drive to Cajamarca, stop for Unicolored Tapaculos...
9 months ago
32
9 months ago
February 5, 2024 Today's plan was to complete the drive to Cajamarca, stop for Unicolored Tapaculos on the way, and then spend the rest of the day at a particular river valley where the Gray-bellied Comet is regularly seen. Therefore, since we did not have any early morning...
NeuroLogica Blog
How To Prove Prevention Works Homer: Not a bear in sight. The Bear Patrol must be working like a charm. Lisa: That’s specious...
10 months ago
20
10 months ago
Homer: Not a bear in sight. The Bear Patrol must be working like a charm. Lisa: That’s specious reasoning, Dad. Homer: Thank you, dear. Lisa: By your logic I could claim that this rock keeps tigers away. Homer: Oh, how does it work? Lisa: It doesn’t work. Homer: Uh-huh. Lisa:...
symmetry magazine
Will AI make MC the MVP of particle physics? Particle physicists are building innovative machine-learning algorithms to enhance Monte Carlo...
a year ago
10
a year ago
Particle physicists are building innovative machine-learning algorithms to enhance Monte Carlo simulations with the power of AI.
Drew Ex Machina
You Can’t Fail Unless You Try: NASA’s Pioneer P-3 Lunar Orbiter Space enthusiasts of a certain age, like myself, grew up learning about the trio of NASA’s unmanned...
3 weeks ago
20
3 weeks ago
Space enthusiasts of a certain age, like myself, grew up learning about the trio of NASA’s unmanned programs which provided scientists and engineers with vital information […]
Drew Ex Machina
An ISS Success Story: CyMISS (Tropical Cyclone Intensity Measurements from the ISS) to the Hurricane... The team at Tropical Weather Analytics (TWA), where this author is the Chief Scientist, had the...
4 months ago
Math Is Still...
AI Starts to Sift Through String Theory’s Near-Endless Possibilities Using machine learning, string theorists are finally showing how microscopic configurations of extra...
8 months ago
48
8 months ago
Using machine learning, string theorists are finally showing how microscopic configurations of extra dimensions translate into sets of elementary particles — though not yet those of our universe. The post AI Starts to Sift Through String Theory’s Near-Endless...
Math Is Still...
In the Milky Way’s Stars, a History of Violence Our galaxy's stars keep a record of its past. By reading those stories, astronomers are learning...
a year ago
7
a year ago
Our galaxy's stars keep a record of its past. By reading those stories, astronomers are learning more about how the Milky Way came to be — and about the galaxy we live in today. The post In the Milky Way’s Stars, a History of Violence first appeared on Quanta Magazine
nanoscale views
Meetings this week This week is the 2023 DOE experimental condensed matter physics PI meeting - in the past I’ve...
a year ago
22
a year ago
This week is the 2023 DOE experimental condensed matter physics PI meeting - in the past I’ve written up highlights of these here (2021), here (2019), here (2017), here (2015), and here (2013).  This year, I am going to have to present remotely, however, because I am giving a...
Andrew Fraknoi –...
Caves on Mars Recently, in social media posts, Dr. Pascal Lee of the SETI Institute discussed the intriguing caves...
4 weeks ago
20
4 weeks ago
Recently, in social media posts, Dr. Pascal Lee of the SETI Institute discussed the intriguing caves on the side of the giant martian volcano called Arsia Mons as interesting places for future exploration and even human residences. As it happens, my very first published...
Explorations of an...
Monsoon Season In Arizona, Part 3: Hunter Canyon to Portal September 2, 2024 We awoke to another beautiful sunrise in the Huachuca Mountains. I could get used...
2 months ago
13
2 months ago
September 2, 2024 We awoke to another beautiful sunrise in the Huachuca Mountains. I could get used to this view. View from Beatty's Guest Ranch - Miller Canyon, Cochise County, Arizona This was our final morning in this region; we had plans to make the long drive eastwards...
NeuroLogica Blog
Hunter-Gatherers and Childcare What is “natural” for humans? It’s often hard to say, and in my opinion this is a highly overused...
a year ago
4
a year ago
What is “natural” for humans? It’s often hard to say, and in my opinion this is a highly overused concept. Primarily this is because humans are adaptable – we adapt to our environment, our situation, and our culture. So it is “natural” for us not to have a natural state. But this...
Quantum Frontiers
Explorations in Quantum TiqTaqToe Several years ago, while scrolling through YouTube, I came across a video of Paul Rudd playing...
a year ago
10
a year ago
Several years ago, while scrolling through YouTube, I came across a video of Paul Rudd playing something called “Quantum Chess.” I had no idea what it was, nor did I know that it would become one of the most gloriously … Continue reading →
nanoscale views
Power and computing The Wall Street Journal last week had an article (sorry about the paywall) titled "There’s Not...
7 months ago
73
7 months ago
The Wall Street Journal last week had an article (sorry about the paywall) titled "There’s Not Enough Power for America’s High-Tech Ambitions", about how there is enormous demand for more data centers (think Amazon Web Services and the like), and electricity production can't...
nanoscale views
Foams! (or, why my split pea side dish boils over every Thanksgiving) Foams can be great examples of mechanical metamaterials.   Adapted from TOC figure of this...
3 weeks ago
10
3 weeks ago
Foams can be great examples of mechanical metamaterials.   Adapted from TOC figure of this paper Consider my shaving cream.  You might imagine that the (mostly water) material would just pool as a homogeneous liquid, since water molecules have a strong attraction for one...
NeuroLogica Blog
Flow Batteries – Now With Nanofluids Battery technology has been advancing nicely over the last few decades, with a fairly predictable...
10 months ago
34
10 months ago
Battery technology has been advancing nicely over the last few decades, with a fairly predictable incremental increase in energy density, charging time, stability, and lifecycle. We now have lithium-ion batteries with a specific energy of 296 Wh/kg – these are in use in existing...
nanoscale views
Very brief end of the year round-up It's hard to believe that it's already the end of 2023.  It's been a busy year for condensed matter;...
11 months ago
30
11 months ago
It's hard to believe that it's already the end of 2023.  It's been a busy year for condensed matter; it's unfortunate that two of the biggest stories (problems with high pressure superconductivity papers; the brief excitement about LK99, the not-actually-a-superconductor) were...
Quantum Frontiers
Always appropriate I met boatloads of physicists as a master’s student at the Perimeter Institute for Theoretical...
4 months ago
42
4 months ago
I met boatloads of physicists as a master’s student at the Perimeter Institute for Theoretical Physics in Waterloo, Canada. Researchers pass through Perimeter like diplomats through my current neighborhood—the Washington, DC area—except that Perimeter’s visitors speak math...
Probably...
The World Population Singularity One of the exercises in Modeling and Simulation in Python invites readers to download estimates of...
a year ago
5
a year ago
One of the exercises in Modeling and Simulation in Python invites readers to download estimates of world population from 10,000 BCE to the present, and to see if they are well modeled by any simple mathematical function. Here’s what the estimates look like (aggregated on...
wadertales
Curlew nest survival The Eurasian Curlew is designated as ‘Near-Threatened’ by IUCN/BirdLife. It is Red-listed in the UK,...
a year ago
23
a year ago
The Eurasian Curlew is designated as ‘Near-Threatened’ by IUCN/BirdLife. It is Red-listed in the UK,  largely due to a rapid decline in breeding numbers. In this context, the fact that there are a few pink squares (indicating increased numbers) on the map showing breeding...
Out-of-Pocket Blog
Prescription Drug Commercials: Why are you the way you are? | Out-Of-Pocket And is direct-to-consumer pharma marketing bad? Maybe not
a year ago
NeuroLogica Blog
Eclipse 2024 I am currently in Dallas Texas waiting to see, hopefully, the 2024 total solar eclipse. This would...
8 months ago
56
8 months ago
I am currently in Dallas Texas waiting to see, hopefully, the 2024 total solar eclipse. This would be my first total eclipse, and everything I have heard indicates that it is an incredible experience. Unfortunately, the weather calls for some clouds, although forecasts have been...
Math Is Still...
How Pools of Genetic Diversity Affect a Species’ Fate A new, deeper understanding of how the breeding structure of species affects their genetic diversity...
a year ago
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a year ago
A new, deeper understanding of how the breeding structure of species affects their genetic diversity is giving conservationists better tools for saving animals. The post How Pools of Genetic Diversity Affect a Species’ Fate first appeared on Quanta Magazine
Uncharted...
The Players of the Syrian Chessboard What will Israel, Russia, Turkey, the Kurds, Europe, and Lebanon do?
a week ago
Cremieux Recueil
Rich Country, Poor Country Growth is our most precious resource and small amounts of it make a big difference
3 months ago
Blog - Practical...
Why Are Cooling Towers Shaped Like That? [Note that this article is a transcript of the video embedded above.] This is not smoke. And this...
a month ago
29
a month ago
[Note that this article is a transcript of the video embedded above.] This is not smoke. And this isn’t a smoke stack (at least not the kind we normally think of). It serves a totally different purpose at a power plant than smoke stacks whose job is moving combustion products...
Wanderingspace
Apollo Lunar Rover Video Corrected Speed and Stabilized It is remarkable the difference watching this version where the time is corrected and camera...
over a year ago
6
over a year ago
It is remarkable the difference watching this version where the time is corrected and camera stabilized.. The film restorer behind DutchSteamMachine used AI to stabilize shaky footage and generate new frames in NASA moon landing films; increasing the frame rate, smoothed the...
NeuroLogica Blog
DNA Nanorobot Kill Switch for Cancer How’s that for a provocative title? But it is technically accurate. The title of the paper in...
5 months ago
46
5 months ago
How’s that for a provocative title? But it is technically accurate. The title of the paper in question is: “A DNA robotic switch with regulated autonomous display of cytotoxic ligand nanopatterns.” The study is a proof of concept in an animal model, so we are still years away...
The Works in...
The concept of sustainment A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
NeuroLogica Blog
A Climate Rebuttal The climate change discussion would benefit most from good-faith evidence and science-based...
a year ago
24
a year ago
The climate change discussion would benefit most from good-faith evidence and science-based discussion. Unfortunately, humans tend to prefer emotion, ideology, motivated reasoning, and confirmation bias. As an example, I was sent an excerpt from a climate change podcast as a...
Asterisk
You’re Invited to a Colonoscopy! Colonoscopies are the first-line method for preventing colorectal cancer in America —and almost...
a year ago
2
a year ago
Colonoscopies are the first-line method for preventing colorectal cancer in America —and almost nowhere else. But do they work? We finally have a comprehensive trial, but it’s left gastroenterologists with more questions than answers.
NeuroLogica Blog
Is AI Sentient Revisited On the SGU this week we interviewed Blake Lemoine, the ex-Google employee who believes that Google’s...
a year ago
31
a year ago
On the SGU this week we interviewed Blake Lemoine, the ex-Google employee who believes that Google’s LaMDA may be sentient, based on his interactions with it. This was a fascinating discussion, and even though I think we did a pretty deep dive in the time we had, it also felt...
NeuroLogica Blog
AI As Legal Entities Should an artificial intelligence (AI) be treated like a legal “subject” or agent? That is the...
a year ago
33
a year ago
Should an artificial intelligence (AI) be treated like a legal “subject” or agent? That is the question discussed in a new paper by legal scholars. They recognize that this question is a bit ahead of the technology, but argue that we should work out the legal ramifications before...
Math Is Still...
Chatbots Don’t Know What Stuff Isn’t Today’s language models are more sophisticated than ever, but they still struggle with the concept...
a year ago
100
a year ago
Today’s language models are more sophisticated than ever, but they still struggle with the concept of negation. That’s unlikely to change anytime soon. The post Chatbots Don’t Know What Stuff Isn’t first appeared on Quanta Magazine
Math Is Still...
How Is Science Even Possible? How are scientists able to crack fundamental questions about nature and life? How does math make the...
6 months ago
57
6 months ago
How are scientists able to crack fundamental questions about nature and life? How does math make the complex cosmos understandable? In this episode, the physicist Nigel Goldenfeld and co-host Steven Strogatz explore the deep foundations of the scientific process. The...
NeuroLogica Blog
How Were the Pyramids Built? The Egyptian pyramids, and especially the Pyramids at Giza, have fascinated people probably since...
7 months ago
46
7 months ago
The Egyptian pyramids, and especially the Pyramids at Giza, have fascinated people probably since their construction between 4700 and 3700 years ago. They are massive structures, and it boggles the mind that an ancient culture, without the benefit of any industrial technology,...
Damn Interesting
This is Dang Interesting Happy New Year! This has nothing to do with the new year. We at this website know, reluctantly, that...
a year ago
8
a year ago
Happy New Year! This has nothing to do with the new year. We at this website know, reluctantly, that “d*mn” is not always a welcome word. Additionally, we are aware that we have a few articles sporting even saltier vocabularies (settle down, Colonel Sanders!). Countless school...
nanoscale views
Some interesting recent papers - lots to ponder As we bid apparent farewell to LK99, it's important to note that several other pretty exciting...
a year ago
9
a year ago
As we bid apparent farewell to LK99, it's important to note that several other pretty exciting things have been happening in the condensed matter/nano world.  Here are a few papers that look intriguing (caveat emptor:  I have not had a chance to read these in any real depth, so...
Math Is Still...
An Explorer of Abyssal Depths Looks to Oceans on Other Worlds The marine geochemist Chris German brings decades of experience studying seafloor hydrothermal vents...
a year ago
39
a year ago
The marine geochemist Chris German brings decades of experience studying seafloor hydrothermal vents to NASA’s preparations for visits to other ocean worlds in our solar system. The post An Explorer of Abyssal Depths Looks to Oceans on Other Worlds first appeared on...
NeuroLogica Blog
Let’s Talk About Cement Industry is responsible for 23% of carbon emissions, close to the amount of electricity production...
6 months ago
43
6 months ago
Industry is responsible for 23% of carbon emissions, close to the amount of electricity production (25%) and transportation (28%). We talk a lot about transportation and energy, but industrial carbon is a harder nut to crack. Also, the 23% is direct carbon release from industrial...
wadertales
A Whimbrel’s year There’s a lot to fit into twelve months if you’re a Whimbrel. In the last paper from his PhD, Camilo...
over a year ago
25
over a year ago
There’s a lot to fit into twelve months if you’re a Whimbrel. In the last paper from his PhD, Camilo Carneiro assesses whether Icelandic Whimbrel can always manage to complete the annual cycle of migrate-breed-fatten-migrate-moult-fatten in just 365 days. What happens if a pair...
Damn Interesting
Lofty Ambitions One summer day in 1933, in a brief pocket of time between the two World Wars, a British man named...
over a year ago
6
over a year ago
One summer day in 1933, in a brief pocket of time between the two World Wars, a British man named Maurice Wilson clutched the stick of his tiny, open air biplane and watched his fuel gauge dwindle. He had only learned to fly two months earlier, but inexperience was not his...
Damn Interesting
A Taste of Italy In the mid-1800s, Italy was consumed by two parallel fights: one to rid itself of Austrian...
over a year ago
4
over a year ago
In the mid-1800s, Italy was consumed by two parallel fights: one to rid itself of Austrian domination (a holdover from the Holy Roman Empire) and the other for unification. At the time, Europe’s boot was a curious conglomeration of separate states, not all of which got along....
nanoscale views
The wormhole kerfuffle, ER=EPR, and all that I was busy trying to finish off a grant proposal and paper revisions this week and didn't have the...
over a year ago
25
over a year ago
I was busy trying to finish off a grant proposal and paper revisions this week and didn't have the time to react in realtime to the PR onslaught surrounding the recent Nature paper by a team from Harvard, MIT, Fermilab, and Google.  There are many places to get caught up on this,...
Chris Grossack's...
Building Objects with Category Theory Typically category theory is useful for showing the uniqueness of certain objects by checking that...
a year ago
4
a year ago
Typically category theory is useful for showing the uniqueness of certain objects by checking that they satisfy some universal property. This makes them unique up to unique isomorphism. However, category theory can also be used in order to show that objects exist at all, usually...
nanoscale views
Recent papers to distract.... Time for blogging has continued to be scarce, but here are a few papers to distract (and for readers...
a month ago
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a month ago
Time for blogging has continued to be scarce, but here are a few papers to distract (and for readers who are US citizens:  vote if you have not already done so!). Reaching back, this preprint by Aharonov, Collins, Popescu talks about a thought experiment in which angular...
Math Is Still...
Animal Mutation Rates Reveal Traits That Speed Evolution The first large-scale comparison of mutation rates gives insights into how quickly species can...
a year ago
35
a year ago
The first large-scale comparison of mutation rates gives insights into how quickly species can evolve. The post Animal Mutation Rates Reveal Traits That Speed Evolution first appeared on Quanta Magazine
Confessions of a...
Reflections of a postgrad lecturer-in-training: Part 1 In a previous post, I mentioned that I was beginning a stint as postgraduate teaching intern at UWA,...
over a year ago
25
over a year ago
In a previous post, I mentioned that I was beginning a stint as postgraduate teaching intern at UWA, and that part of the internship involved keeping a reflective journal.  So I’ve decided that instead of merely writing down my thoughts (and possibly becoming lazy about it as the...
Math Is Still...
A New Experiment Casts Doubt on the Leading Theory of the Nucleus By measuring inflated helium nuclei, physicists have challenged our best understanding of the force...
a year ago
55
a year ago
By measuring inflated helium nuclei, physicists have challenged our best understanding of the force that binds protons and neutrons. The post A New Experiment Casts Doubt on the Leading Theory of the Nucleus first appeared on Quanta Magazine
pcloadletter
Impact-based performance evaluation in big tech is terrible My theory is that some performance consultants got paid a lot of money one day for a single word:...
10 months ago
21
10 months ago
My theory is that some performance consultants got paid a lot of money one day for a single word: "impact." If you have worked in big tech, you're probably all too familiar with this word because your annual performance evaluations are based on your impact. As an employee,...
The Works in...
Notes on Progress: Breakfast with g IQ, lived experience, and my boyfriend’s underpants
over a year ago
NeuroLogica Blog
Clickbait and Misinformation Which is worse – clickbaity headlines for news articles that are factually correct, but may be...
6 months ago
54
6 months ago
Which is worse – clickbaity headlines for news articles that are factually correct, but may be playing up a sensational angle, or straight-up misinformation? It depends on what you mean by “worse”. A new study tries to address this information, with some interesting findings....
Math Is Still...
The Computing Pioneer Helping AI See Alexei Efros has spent his career learning how machines see differently from humans. Now he’s...
a year ago
40
a year ago
Alexei Efros has spent his career learning how machines see differently from humans. Now he’s helping to bridge the gap. The post The Computing Pioneer Helping AI See first appeared on Quanta Magazine
Confessions of a...
Marine Ecology or Marine Biology….what’s the difference!?!?!? A few of you may be wondering why the blog is called ‘Confessions of a Marine Ecologist” and not...
over a year ago
28
over a year ago
A few of you may be wondering why the blog is called ‘Confessions of a Marine Ecologist” and not ‘Confessions of a Marine Biologist”.  After all, if you ask a group of school kids what they want to be when they grow up, more than a handful would happily answer “marine biologist”,...
Beautiful Public...
Government Comic Books Government comics have taught Americans how to prevent forest fires, survive a nuclear blast, and...
a year ago
23
a year ago
Government comics have taught Americans how to prevent forest fires, survive a nuclear blast, and how soldiers should handle homosexuality in the military.
Math Is Still...
What Can Cave Life Tell Us About Alien Ecosystems? Extremophiles, or microbes that live in the most seemingly hostile environments, are the darlings of...
2 months ago
29
2 months ago
Extremophiles, or microbes that live in the most seemingly hostile environments, are the darlings of astrobiologists, who study the potential for life beyond Earth. In this episode, co-host Janna Levin speaks with astrobiologist and cave explorer Penelope Boston about how life...
Sean Carroll
Thanksgiving This year we give thanks for a feature of nature that is frequently misunderstood: quanta. (We’ve...
a year ago
20
a year ago
This year we give thanks for a feature of nature that is frequently misunderstood: quanta. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory, the error bar, gauge...
Math Is Still...
What Causes Giant Rogue Waves? Once dismissed as myths, monstrous rogue waves that tower over ships and appear without warning are...
a year ago
40
a year ago
Once dismissed as myths, monstrous rogue waves that tower over ships and appear without warning are real. Wave-science researcher Ton van den Bremer and Steven Strogatz discuss how rogue waves can form in relatively calm seas and whether their threat can be predicted. ...
Math Is Still...
What Is Entropy? A Measure of Just How Little We Really Know. Exactly 200 years ago, a French engineer introduced an idea that would quantify the universe’s...
a week ago
14
a week ago
Exactly 200 years ago, a French engineer introduced an idea that would quantify the universe’s inexorable slide into decay. But entropy, as it’s currently understood, is less a fact about the world than a reflection of our growing ignorance. Embracing that truth is leading to a...
nanoscale views
Neutrality and experimental detective work One of the remarkable aspects of condensed matter physics is the idea of emergent quasiparticles,...
a year ago
9
a year ago
One of the remarkable aspects of condensed matter physics is the idea of emergent quasiparticles, where through the interactions of many underlying degrees of freedom, new excitations emerge that are long-lived and often can propagate around in ways very different than their...
Beautiful Public...
The Mirror Fusion Test Facility A decade-long effort to build a machine to unlock the promise of nuclear fusion fell victim to...
a year ago
56
a year ago
A decade-long effort to build a machine to unlock the promise of nuclear fusion fell victim to budget constraints and competing science, and was shut down the day it was dedicated. It was never turned on.
Asterisk
Between the Lines: A History of the Most Important Concept in Global Poverty The global poverty line helps determine how billions of dollars in aid are allocated. But where did...
a year ago
2
a year ago
The global poverty line helps determine how billions of dollars in aid are allocated. But where did the idea of measuring poverty come from — and how might it be holding us back?
Explorations of an...
Cañadon de Profundidad and Iguazú Falls February 4, 2023 For our second day in Misiones, Laura and I ventured over to a small park only a...
a year ago
13
a year ago
February 4, 2023 For our second day in Misiones, Laura and I ventured over to a small park only a half-hour drive from our accommodations in Posadas. Our main reason for visiting Parque Provincial Cañadón de Profundidad was to search for Creamy-bellied Gnatcatcher, of which...
wadertales
WaderTales blogs in 2022 Here are brief summaries of the sixteen WaderTales blogs that were published in 2022. I have grouped...
over a year ago
23
over a year ago
Here are brief summaries of the sixteen WaderTales blogs that were published in 2022. I have grouped the blogs into sections; problems with trees, more research from Iceland, Curlews, news from the East Asian-Australasian Flyway, tracking and updates. As ever, I am grateful to...
Math Is Still...
Tiny Jets on the Sun Power the Colossal Solar Wind A new analysis argues that ubiquitous eruptions in the sun’s corona explain the vast flow of charged...
a year ago
38
a year ago
A new analysis argues that ubiquitous eruptions in the sun’s corona explain the vast flow of charged particles seen streaming out through the solar system. The post Tiny Jets on the Sun Power the Colossal Solar Wind first appeared on Quanta Magazine
The Roots of...
What I’ve been reading, September 2023 A quasi-monthly feature. Recent blog posts and news stories are generally omitted; you can find them...
a year ago
262
a year ago
A quasi-monthly feature. Recent blog posts and news stories are generally omitted; you can find them in my links digests. I’ve been busy helping to choose the first cohort of our blogging fellowship, so my reading has been relatively light. All emphasis in bold in the quotes...
NeuroLogica Blog
Finding Small Primordial Black Holes Astrophysicists come up with a lot of whacky ideas, some of which actually turn out to be possibly...
2 weeks ago
17
2 weeks ago
Astrophysicists come up with a lot of whacky ideas, some of which actually turn out to be possibly true (like the Big Bang, black holes, accelerating cosmic expansion, dark matter). Of course, all of these conclusions are provisional, but some are now backed by compelling...
The Roots of...
Why consumerism is good actually “Consumerism” came up in my recent interview with Elle Griffin of The Post. Here’s what I had to say...
a year ago
25
a year ago
“Consumerism” came up in my recent interview with Elle Griffin of The Post. Here’s what I had to say (off the cuff): I have to admit, I’ve never 100% understood what “consumerism” is, or what it’s supposed to be. I have the general sense of what people are gesturing at, but it...
pcloadletter
Somewhere along the way we forgot about software craftsmanship "Ship it!" "We're agile now, baby. Move fast and break things!"" "We measure our engineers by the...
10 months ago
16
10 months ago
"Ship it!" "We're agile now, baby. Move fast and break things!"" "We measure our engineers by the impact they have!" Somewhere along the way, in the midst of the agilification of software, or the software engineer salary gold rush, we forgot about craftsmanship. I have been in...
Drew Ex Machina
First Pictures: Views of Mars from NASA’s Mars Observer – July 27, 1993 Having enthusiastically followed NASA’s Viking mission to Mars as a teenager during the late-1970s,...
a year ago
10
a year ago
Having enthusiastically followed NASA’s Viking mission to Mars as a teenager during the late-1970s, the lack of any new NASA missions to Mars during the 1980s […]
nanoscale views
Postdoctoral opportunities at Rice I will be sending some emails shortly, but I wanted to point out postdoctoral opportunities here at...
a year ago
7
a year ago
I will be sending some emails shortly, but I wanted to point out postdoctoral opportunities here at Rice University. The Smalley-Curl Institute is having a competition for two two-year postdoctoral fellow slots.  Click on the link for the details.  The requirements for a...
The Works in...
How to start an advance market commitment A practical guide from the founders of Frontier
6 months ago
Blog - Practical...
Why Engineers Can't Control Rivers [Note that this article is a transcript of the video embedded above.] This is the Old River Control...
a year ago
57
a year ago
[Note that this article is a transcript of the video embedded above.] This is the Old River Control Structure, a relatively innocuous complex of floodgates and levees off the Mississippi River in central Louisiana. It was built in the 1950s to solve a serious problem. Typically...
Math Is Still...
He’s Gleaning the Design Rules of Life to Re-Create It Yizhi “Patrick” Cai is coordinating a global effort to write a complete synthetic yeast genome. If...
a month ago
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a month ago
Yizhi “Patrick” Cai is coordinating a global effort to write a complete synthetic yeast genome. If he succeeds, the resulting cell will be the artificial life most closely related to humans to date. The post He’s Gleaning the Design Rules of Life to Re-Create It first...
Confessions of a...
Impacts of climate change on marine communities, seagrass dieback, and a trip to the Abrolhos... You may have noticed a lack of posts over the last few weeks.  No holiday for me though, here’s a...
over a year ago
34
over a year ago
You may have noticed a lack of posts over the last few weeks.  No holiday for me though, here’s a quick taste of some of the other stuff I’ve been up to! Impact of climate change on marine coastal ecosystems – A masterclass with Nuria Marbá I was lucky enough to be invited along...
Out-of-Pocket Blog
But actually good 2024 predictions | Out-Of-Pocket I know, enough predictions. But these are good!
a year ago
Math Is Still...
A New Kind of Symmetry Shakes Up Physics So-called “higher symmetries” are illuminating everything from particle decays to the behavior of...
a year ago
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a year ago
So-called “higher symmetries” are illuminating everything from particle decays to the behavior of complex quantum systems. The post A New Kind of Symmetry Shakes Up Physics first appeared on Quanta Magazine
Apoorva Srinivasan
niceR code with functional programming At the end of this blog post, you will be able to: Describe functional programming concepts Write...
over a year ago
2
over a year ago
At the end of this blog post, you will be able to: Describe functional programming concepts Write functional programming code using purrr package in R If you are anything like me, you probably focused primarily on learning statistics, machine learning and programming on a...
pcloadletter
Agile is a tainted term Oh no, not another agile article. But at least this one isn't attempting to teach or reconcile. I'm...
10 months ago
22
10 months ago
Oh no, not another agile article. But at least this one isn't attempting to teach or reconcile. I'm not going to talk about the difference between agile and Agile™ nor will I try to convince you of my favorite flavor of Agile™. Instead, I'm here to assert that agile is a tainted...
Math Is Still...
How Do Merging Supermassive Black Holes Pass the Final Parsec? The giant holes in galaxies’ centers shouldn’t be able to merge, yet merge they do. Scientists...
2 months ago
27
2 months ago
The giant holes in galaxies’ centers shouldn’t be able to merge, yet merge they do. Scientists suggest that an unusual form of dark matter may be the solution. The post How Do Merging Supermassive Black Holes Pass the Final Parsec? first appeared on Quanta Magazine
Tikalon Blog by Dev...
Plant Sounds My early adulthood coincided with the New Age movement and its belief in many discredited past...
4 months ago
2
4 months ago
My early adulthood coincided with the New Age movement and its belief in many discredited past ideas, such as astrology. One New Age idea that seemed strange at the time was that talking to plants helped them to grow. What could be more New Age than a hippie chick talking to a...
Probably...
What does a confidence interval mean? Here’s another installment in Data Q&A: Answering the real questions with Python. In general, I will...
8 months ago
71
8 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. In general, I will try to focus on practical problems, but this one is a little more philosophical. confidence What does a confidence interval mean?¶ Here’s a question from the Reddit statistics...
Blog - Practical...
The Hidden Engineering of Wildlife Crossings [Note that this article is a transcript of the video embedded above.] This is the Wallis Annenberg...
5 days ago
17
5 days ago
[Note that this article is a transcript of the video embedded above.] This is the Wallis Annenberg Wildlife Crossing under construction over the 101 just outside Los Angeles, California. When it’s finished in a few years, it will be the largest wildlife crossing (*of its kind) on...
Chris Grossack's...
Estimating a Difference of Products Wow, it’s been a long time! Both since my last blog post, and since my last quick analysis trick....
a year ago
5
a year ago
Wow, it’s been a long time! Both since my last blog post, and since my last quick analysis trick. But I’ve been itching to write more blog posts lately, and I thought that something quick and easy like this would be a good way to get back into it without the kind of effort...
Math Is Still...
Pleasure or Pain? He Maps the Neural Circuits That Decide. The work of the neuroscientist Ishmail Abdus-Saboor has opened up a world of insights into precisely...
8 months ago
61
8 months ago
The work of the neuroscientist Ishmail Abdus-Saboor has opened up a world of insights into precisely how much pleasure and pain animals experience during different forms of touch. The post Pleasure or Pain? He Maps the Neural Circuits That Decide. first appeared on...
IEEE Spectrum
Granville T. Woods: Smartest Guy in the Room Any home baker will confirm that, even if you have all the right ingredients and follow the recipe,...
a year ago
8
a year ago
Any home baker will confirm that, even if you have all the right ingredients and follow the recipe, things don’t always turn out the way you envisioned. Such was the life of inventor extraordinaire Granville T. Woods. Who was Granville T. Woods? Woods was endowed with...
The Works in...
Notes on Progress: The stats gap Students understand just enough statistics to get by
a year ago
Asterisk
Pew Problems A conversation about religion, fertility, and the American family.
a year ago
Math Is Still...
How Simple Math Moves the Needle The spatial intuition behind a three-point turn offers an on-ramp to a century-old geometry problem....
a year ago
8
a year ago
The spatial intuition behind a three-point turn offers an on-ramp to a century-old geometry problem. The post How Simple Math Moves the Needle first appeared on Quanta Magazine
Marine Madness
Which countries eat the most seafood per person? The top 10 seafood-consuming nations in the world, plus trends among the world’s richest countries....
over a year ago
18
over a year ago
The top 10 seafood-consuming nations in the world, plus trends among the world’s richest countries. Seafood is a vital food group and form of income for millions of people around the world. The seafood industry has more than quadrupled in the last 50 years and is estimated to be...
NeuroLogica Blog
ChatGPT Almost Passes Medical Licensure Exams The emergence of several AI applications for public use, such as Dalle-2, Midjourney, and ChatGPT,...
a year ago
23
a year ago
The emergence of several AI applications for public use, such as Dalle-2, Midjourney, and ChatGPT, had made AI one of the biggest science news items of the past year. I have written about it here extensively myself, and have been using these applications extensively to get a feel...
NeuroLogica Blog
The Fight over Education There is an ongoing culture war, and not just in the US, over the content of childhood education,...
a year ago
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a year ago
There is an ongoing culture war, and not just in the US, over the content of childhood education, both public and private. This seems to be flaring up recently, but is never truly gone. Republicans in the US have recently escalated this war by banning over 500 books in several...
IEEE Spectrum
Robert Kahn: The Great Interconnector In the mid-1960s, Robert Kahn began thinking about how computers with different operating systems...
8 months ago
67
8 months ago
In the mid-1960s, Robert Kahn began thinking about how computers with different operating systems could talk to each other across a network. He didn’t think much about what they would say to one another, though. He was a theoretical guy, on leave from the faculty of the...
pcloadletter
Coding interviews are effective Coding interviews are controversial. It can be unpleasant to code in front of someone else, knowing...
10 months ago
21
10 months ago
Coding interviews are controversial. It can be unpleasant to code in front of someone else, knowing you're being judged. And who likes failing? Especially when it feels like you failed intellectually. But, coding interviews are effective. One big criticism of coding interviews is...
Probably...
Have the Nones Leveled Off? Last month Ryan Burge published “The Nones Have Hit a Ceiling“, using data from the 2023 Cooperative...
5 months ago
61
5 months ago
Last month Ryan Burge published “The Nones Have Hit a Ceiling“, using data from the 2023 Cooperative Election Study to show that the increase in the number of Americans with no religious affiliation has hit a plateau. Comparing the number of Atheists, Agnostics, and “Nothing in...
Drew Ex Machina
The Promise of MIDAS: The First Experimental Early Warning Satellites Today in the United States we almost take for granted the military’s ability to detect missile...
a year ago
23
a year ago
Today in the United States we almost take for granted the military’s ability to detect missile launches anywhere on the planet and quickly determine whether it […]
NeuroLogica Blog
Controlling the Narrative with AI There is an ongoing battle in our society to control the narrative, to influence the flow of...
10 months ago
23
10 months ago
There is an ongoing battle in our society to control the narrative, to influence the flow of information, and thereby move the needle on what people think and how they behave. This is nothing new, but the mechanisms for controlling the narrative are evolving as our communication...
Out-of-Pocket Blog
Part 2: How To Build Patient Communities | Out-Of-Pocket And my investments in Most Days + Little Otter
a year ago
The Roots of...
A plea for solutionism on AI safety Will AI kill us all? This question has rapidly gone mainstream. A few months ago, it wasn’t...
a year ago
34
a year ago
Will AI kill us all? This question has rapidly gone mainstream. A few months ago, it wasn’t seriously debated very far outside the rationalist community of LessWrong; now it’s reported in major media outlets including the NY Times, The Guardian, the Times of London, BBC, WIRED,...
IEEE Spectrum
Chuck E. Cheese’s Animatronics Band Bows Out That may have been the last time I entered a Chuck E. Cheese pizzeria. And yet, when I heard that...
2 weeks ago
12
2 weeks ago
That may have been the last time I entered a Chuck E. Cheese pizzeria. And yet, when I heard that the company was phasing out the animatronic bands from all but five locations by the end of this year, I felt a twinge of nostalgia. Much to my surprise, I was truly sad that the...
nanoscale views
Food and (broadly speaking) fluid mechanics - great paper! This paper (author's website pdf here, arxiv version here) is just a spectacularly good review...
a year ago
26
a year ago
This paper (author's website pdf here, arxiv version here) is just a spectacularly good review article about fluid mechanics (broadly defined to include a bit about foams and viscoelastic systems) and food/drink.  The article is broadly structured like a menu (drinks & cocktails...
Quantum Frontiers
The spirit of relativity One of the most immersive steampunk novels I’ve read winks at an experiment performed in a...
over a year ago
21
over a year ago
One of the most immersive steampunk novels I’ve read winks at an experiment performed in a university I visited this month. The Watchmaker of Filigree Street, by Natasha Pulley, features a budding scientist named Grace Carrow. Grace attends Oxford as … Continue reading →
Apoorva Srinivasan
getting started with bayesian inference In my previous post, we spoke about hypothesis testing from a frequentist perspective. This is the...
over a year ago
2
over a year ago
In my previous post, we spoke about hypothesis testing from a frequentist perspective. This is the method that is commonly taught in STAT101 classes. But for many decades, some statisticians have argued for another approach to conduct statistical analysis based on bayes...
Math Is Still...
How ‘Embeddings’ Encode What Words Mean — Sort Of Machines work with words by embedding their relationships with other words in a string of numbers. ...
3 months ago
33
3 months ago
Machines work with words by embedding their relationships with other words in a string of numbers. The post How ‘Embeddings’ Encode What Words Mean — Sort Of first appeared on Quanta Magazine
Math Is Still...
A Multitalented Scientist Seeks the Origins of Multicellularity The pathbreaking geneticist Cassandra Extavour pursues the secrets of multicellular life while...
10 months ago
29
10 months ago
The pathbreaking geneticist Cassandra Extavour pursues the secrets of multicellular life while balancing careers in both science and singing. The post A Multitalented Scientist Seeks the Origins of Multicellularity first appeared on Quanta Magazine
Math Is Still...
Why Insect Memories May Not Survive Metamorphosis The reshuffling of neurons during fruit fly metamorphosis suggests that larval memories don’t...
a year ago
5
a year ago
The reshuffling of neurons during fruit fly metamorphosis suggests that larval memories don’t persist in adults. The post Why Insect Memories May Not Survive Metamorphosis first appeared on Quanta Magazine
Asterisk
Is Wine Fake? Wine commands wealth, prestige, and attention from aficionados. How much of what they admire is in...
over a year ago
2
over a year ago
Wine commands wealth, prestige, and attention from aficionados. How much of what they admire is in their heads?
Damn Interesting
Capital, Punished Located 350 km (217 miles) southeast of Puerto Rico, the British island of Montserrat is sometimes...
over a year ago
7
over a year ago
Located 350 km (217 miles) southeast of Puerto Rico, the British island of Montserrat is sometimes called ‘The Emerald Isle of the Caribbean’ for its verdancy and early Irish settlers. However, far from a paradise, Montserrat also boasts an unfortunate history, and not just...
nanoscale views
Science and how it will be practiced in the future I just registered for an event that celebrates the 35th anniversary of a particular science and...
a year ago
25
a year ago
I just registered for an event that celebrates the 35th anniversary of a particular science and engineering program, and one question they posed was, to paraphrase, "Science has changed a lot in the last 35 years.  Please make three predictions about science in the next 35...
Math Is Still...
Geometers Engineer New Tools to Wrangle Spacecraft Orbits Mathematicians think abstract tools from a field called symplectic geometry might help with planning...
8 months ago
35
8 months ago
Mathematicians think abstract tools from a field called symplectic geometry might help with planning missions to far-off moons and planets. The post Geometers Engineer New Tools to Wrangle Spacecraft Orbits first appeared on Quanta Magazine
Many Worlds
The Familiar, Yet So Different, Hydrocarbon Rivers of Titan There are three planets or moons in our solar system known to now have, or once had, surface rivers,...
a year ago
5
a year ago
There are three planets or moons in our solar system known to now have, or once had, surface rivers, lakes, deltas and a hydrologic system.  There’s Earth, of course, Mars long ago when it was warmer and wetter, and the so different yet so similar rivers of hydrocarbons on...
IEEE Spectrum
The Meeting of the Minds That Launched AI The Dartmouth Summer Research Project on Artificial Intelligence, held from 18 June through 17...
a year ago
10
a year ago
The Dartmouth Summer Research Project on Artificial Intelligence, held from 18 June through 17 August of 1956, is widely considered the event that kicked off AI as a research discipline. Organized by John McCarthy, Marvin Minsky, Claude Shannon, and Nathaniel Rochester, it...
Math Is Still...
How This Marine Worm Can Tell Moonglow From Sunbeams For the first time, scientists have decoded the molecular structure of a protein that helps to sync...
a year ago
9
a year ago
For the first time, scientists have decoded the molecular structure of a protein that helps to sync a biological clock to the phases of the moon. The post How This Marine Worm Can Tell Moonglow From Sunbeams first appeared on Quanta Magazine
NeuroLogica Blog
The Next Step in Space Travel The European Space Agency (ESA) has announced they are developing their own commercial space...
a year ago
8
a year ago
The European Space Agency (ESA) has announced they are developing their own commercial space capsule. This will be used initially for cargo, but then eventually for crew as well. They anticipate a maiden voyage in 2028. I think this is a positive development. It seems we are...
nanoscale views
APS March Meeting 2023 - coming soon I will be attending the 2023 APS March Meeting in Las Vegas this week.  I will do my best to try to...
a year ago
21
a year ago
I will be attending the 2023 APS March Meeting in Las Vegas this week.  I will do my best to try to report on some highlights daily, though that may be more challenging than usual for me this time around (looming proposal deadline that I suspect all of my condensed matter faculty...
Blog - Practical...
Merrimack Valley Gas Explosions: What Really Happened? [Note that this article is a transcript of the video embedded above.] On September 13, 2018, a...
a year ago
54
a year ago
[Note that this article is a transcript of the video embedded above.] On September 13, 2018, a pipeline crew in the Merrimack Valley in Massachusetts was hard at work replacing an aging cast iron natural gas line with a new polyethylene pipe. Located just north of Boston, the...
Beautiful Public...
Special Database 18: 3,248 Mugshots Used for Training Image Recognition Systems The National Institute of Standards and Technology (NIST) has maintained a dataset of mugshot photos...
a year ago
26
a year ago
The National Institute of Standards and Technology (NIST) has maintained a dataset of mugshot photos of 1,573 people for decades, including 175 minors, until we asked about them.
Math Is Still...
Quantum Computers Cross Critical Error Threshold In a first, researchers have shown that adding more “qubits” to a quantum computer can make it more...
a week ago
16
a week ago
In a first, researchers have shown that adding more “qubits” to a quantum computer can make it more resilient. It’s an essential step on the long road to practical applications. The post Quantum Computers Cross Critical Error Threshold first appeared on Quanta...
Probably...
Happy Launch Day! Today is the official publication date of Probably Overthinking It! You can get a 30% discount if...
a year ago
9
a year ago
Today is the official publication date of Probably Overthinking It! You can get a 30% discount if you order from the publisher and use the code UCPNEW. You can also order from Amazon or, if you want to support independent bookstores, from Bookshop.org. I celebrated launch day by...
Math Is Still...
These Cells Spark Electricity in the Brain. They’re Not Neurons. For decades, researchers have debated whether brain cells called astrocytes can signal like neurons....
a year ago
7
a year ago
For decades, researchers have debated whether brain cells called astrocytes can signal like neurons. Researchers recently published the best evidence yet that some astrocytes are part of the electrical conversation. The post These Cells Spark Electricity in the Brain....
Math Is Still...
What Is Machine Learning? Neural networks and other forms of machine learning ultimately learn by trial and error, one...
5 months ago
48
5 months ago
Neural networks and other forms of machine learning ultimately learn by trial and error, one improvement at a time. The post What Is Machine Learning? first appeared on Quanta Magazine
Math Is Still...
Is Perpetual Motion Possible at the Quantum Level? A new phase of matter called a “time crystal” plays with our expectations of thermodynamics. The...
a year ago
27
a year ago
A new phase of matter called a “time crystal” plays with our expectations of thermodynamics. The physicist Vedika Khemani talks with Steven Strogatz about its surprising quantum behavior. The post Is Perpetual Motion Possible at the Quantum Level? first appeared on...
NeuroLogica Blog
Decarbonizing Aviation and Agriculture When we talk about reducing carbon release in order to slow down and hopefully stop anthropogenic...
2 months ago
31
2 months ago
When we talk about reducing carbon release in order to slow down and hopefully stop anthropogenic global warming much of the focus is on the energy and transportation sectors. There is a good reason for this – the energy sector is responsible for 25% of greenhouse gas (GHG)...
Out-of-Pocket Blog
23andMe, a healthcare fund idea, and the NHS | Out-Of-Pocket Some random musings coming from London
2 months ago
Math Is Still...
The Quest to Decode the Mandelbrot Set, Math’s Famed Fractal For decades, a small group of mathematicians has patiently unraveled the mystery of what was once...
11 months ago
19
11 months ago
For decades, a small group of mathematicians has patiently unraveled the mystery of what was once math’s most popular picture. Their story shows how technology transforms even the most abstract mathematical landscapes. The post The Quest to Decode the Mandelbrot Set,...
Asterisk
Salt, Sugar, Water, Zinc: How Scientists Learned to Treat the 20th Century’s Biggest Killer of... Oral rehydration therapy is now the standard treatment for dehydration. It’s saved millions of...
a year ago
2
a year ago
Oral rehydration therapy is now the standard treatment for dehydration. It’s saved millions of lives, and can be prepared at home in minutes. So why did it take so long to discover?
Out-of-Pocket Blog
The Engineering Behind Healthcare LLMs with Abridge | Out-Of-Pocket What kinds of challenges come up with creating a speech-to-text gen AI product?
3 months ago
Casey Handmer's blog
Why do we need a Department of Government Efficiency? President Trump’s recent sweeping electoral victory is a clear mandate for change. There is some...
2 weeks ago
4
2 weeks ago
President Trump’s recent sweeping electoral victory is a clear mandate for change. There is some urgency, and Trump has assembled the early stages of a team and coalition that can deliver it. It’s not exactly a mystery what Elon and Vivek plan for The Department of Government...
Out-of-Pocket Blog
Maternity Care and Payer Contracting with Marta Bralic Kerns | Out-Of-Pocket and some good tips for consultants working at startups
a year ago
The Works in...
Fermenting revolution The Victorian fight against bad bread and its role in women’s liberation
a year ago
NeuroLogica Blog
Should Japan Release Radioactive Water Into The Pacific? Japan is planning on releasing treated radioactive water from the Fukushima nuclear accident into...
a year ago
9
a year ago
Japan is planning on releasing treated radioactive water from the Fukushima nuclear accident into the ocean. They claim this will be completely safe, but there are protests going on in both Japan and South Korea, and China has just placed a ban on seafood from Japan. In a perfect...
Asterisk
Why You’ve Never Been In A Plane Crash The United States leads the world in airline safety. That’s because of the way we assign blame when...
10 months ago
2
10 months ago
The United States leads the world in airline safety. That’s because of the way we assign blame when accidents do happen.
Math Is Still...
The Hidden Connection That Changed Number Theory Quadratic reciprocity lurks around many corners in mathematics. By proving it, number theorists...
a year ago
28
a year ago
Quadratic reciprocity lurks around many corners in mathematics. By proving it, number theorists reimagined their whole field. The post The Hidden Connection That Changed Number Theory first appeared on Quanta Magazine
NeuroLogica Blog
An Earth-like Climate is Fragile One of the biggest questions of exoplanet astronomy is how many potentially habitable planets are...
a year ago
9
a year ago
One of the biggest questions of exoplanet astronomy is how many potentially habitable planets are out there in the galaxy. By one estimate the answer is 6 billion Earth-like planets in the Milky Way. But of course we have to set parameters and make estimates, so this number can...
Math Is Still...
Big Advance on Simple-Sounding Math Problem Was a Century in the Making A new proof about prime numbers illuminates the subtle relationship between addition and...
2 months ago
32
2 months ago
A new proof about prime numbers illuminates the subtle relationship between addition and multiplication — and raises hopes for progress on the famous abc conjecture. The post Big Advance on Simple-Sounding Math Problem Was a Century in the Making first appeared on...
Math Is Still...
Exoplanets Could Help Us Learn How Planets Make Magnetism New observations of a faraway rocky world that might have its own magnetic field could help...
a year ago
11
a year ago
New observations of a faraway rocky world that might have its own magnetic field could help astronomers understand the seemingly haphazard magnetic fields swaddling our solar system’s planets. The post Exoplanets Could Help Us Learn How Planets Make Magnetism first...
Math Is Still...
Covid-19 mRNA Vaccines Win Nobel Prize for Medicine 2023 Katalin Karikó and Drew Weissman have been awarded the 2023 Nobel Prize in Physiology or Medicine...
a year ago
5
a year ago
Katalin Karikó and Drew Weissman have been awarded the 2023 Nobel Prize in Physiology or Medicine for discoveries leading to mRNA vaccines, such as those that protect against COVID-19. The post Covid-19 mRNA Vaccines Win Nobel Prize for Medicine 2023 first appeared on...
ToughSF
Space Tethers: Stringing up the Solar System All the methods we have used to reach space so far have been subject to the Tsiolkovsky rocket...
over a year ago
4
over a year ago
All the methods we have used to reach space so far have been subject to the Tsiolkovsky rocket equation - propellant must be ejected and more and more of it is needed to go further. What if we could break that equation with rotating orbital tethers? The tether I have worked...
Out-of-Pocket Blog
Thirty Madison and Condition-Specific Care | Out-Of-Pocket I wanted to use this as an opportunity to talk a little bit about scalable telemedicine + specialist...
a year ago
Probably...
Data Q&A Today I’m starting a new project with the working title Data Q&A: Answering the real questions with...
8 months ago
51
8 months ago
Today I’m starting a new project with the working title Data Q&A: Answering the real questions with Python. In each installment, I’ll take a question from Reddit’s statistics forum and answer it, using Python code to demonstrate. The first installment is a question about the...
Uncharted...
6 Questions You Asked Yourself about Solar How fast will it take over, how fast are costs shrinking, why is it so cheap, what industries will...
a month ago
4
a month ago
How fast will it take over, how fast are costs shrinking, why is it so cheap, what industries will it birth, how much surface will it take up, where will it appear first?
Out-of-Pocket Blog
Pharmacies Inside-and-Out With John Capecelatro | Out-Of-Pocket How does a pharmacy actually work?
a year ago
Quantum Frontiers
Caltech’s Ginsburg Center Editor’s Note: On 10 August 2023, Caltech celebrated the groundbreaking for the Dr. Allen and...
a year ago
23
a year ago
Editor’s Note: On 10 August 2023, Caltech celebrated the groundbreaking for the Dr. Allen and Charlotte Ginsburg Center for Quantum Precision Measurement, which will open in 2025. At a lunch following the ceremony, John Preskill made these remarks. Hello everyone. … Continue...
The Works in...
Degrowth and the monkey's paw Fifteen years ago, when I worked in the “social innovation” field, there was a world-view that was...
a year ago
86
a year ago
Fifteen years ago, when I worked in the “social innovation” field, there was a world-view that was very popular among my colleagues about what was wrong with society and how to fix it. The idea was that people and governments needed to stop seeing economic growth as a good thing,...
Math Is Still...
The #1 Clue to Quantum Gravity Sits on the Surfaces of Black Holes A black hole formula worked out in the 1970s remains the most concrete clue physicists have about...
2 months ago
19
2 months ago
A black hole formula worked out in the 1970s remains the most concrete clue physicists have about the threads of the space-time fabric. The post The #1 Clue to Quantum Gravity Sits on the Surfaces of Black Holes first appeared on Quanta Magazine
Cremieux Recueil
Trump Should Finish What He Started A guestpost calling for Trump to finish radically reforming the tax system
3 weeks ago
Math Is Still...
How a NASA Probe Solved a Scorching Solar Mystery The outer layers of the sun’s atmosphere are a blistering million degrees hotter than its surface....
7 months ago
56
7 months ago
The outer layers of the sun’s atmosphere are a blistering million degrees hotter than its surface. The hidden culprit? Magnetic activity. The post How a NASA Probe Solved a Scorching Solar Mystery first appeared on Quanta Magazine
The Works in...
Issue 14: A peasant surprise Plus: Giving yourself the Zika virus, cut-and-cover railway tunnels, and more reasons to donate your...
10 months ago
symmetry magazine
IceCube and NANOGrav open new windows onto the universe New results from a neutrino telescope and a gravitational-wave observatory show how astronomers use...
a year ago
18
a year ago
New results from a neutrino telescope and a gravitational-wave observatory show how astronomers use different forms of messengers to study the cosmos.
Out-of-Pocket Blog
Viz.ai and why workflow > tech | Out-Of-Pocket Also ?? about AI business models
a year ago
NeuroLogica Blog
The Next Step in Space Travel The European Space Agency (ESA) has announced they are developing their own commercial space...
a year ago
7
a year ago
The European Space Agency (ESA) has announced they are developing their own commercial space capsule. This will be used initially for cargo, but then eventually for crew as well. They anticipate a maiden voyage in 2028. I think this is a positive development. It seems we are...
Math Is Still...
To Move Fast, Quantum Maze Solvers Must Forget the Past Quantum algorithms can find their way out of mazes exponentially faster than classical ones, at the...
a year ago
5
a year ago
Quantum algorithms can find their way out of mazes exponentially faster than classical ones, at the cost of forgetting the path they took. A new result suggests that the trade-off may be inevitable. The post To Move Fast, Quantum Maze Solvers Must Forget the Past...
Confessions of a...
Cottesloe Fish Habitat Protection Area Today I am teaching my first tutorial in the second year unit ‘Marine Systems‘, which will introduce...
over a year ago
57
over a year ago
Today I am teaching my first tutorial in the second year unit ‘Marine Systems‘, which will introduce students to their major project, which is centred around a field trip to the Cottelsoe Fish Habitat Protection Area (CFHPA).  I’m pretty excited to introduce a few of my new ideas...
NeuroLogica Blog
Panspermia Again Recently I was asked what I thought about this video, which suggests it is possible that life formed...
a year ago
10
a year ago
Recently I was asked what I thought about this video, which suggests it is possible that life formed in the early universe, shortly after the Big Bang. Although no mentioned specifically in the video, the ideas presents are essentially panspermia – the idea that life formed in...
nanoscale views
What is turbulence? (And why are helicopters never quiet?) Fluid mechanics is very often left out of the undergraduate physics curriculum.  This is a shame, as...
6 months ago
60
6 months ago
Fluid mechanics is very often left out of the undergraduate physics curriculum.  This is a shame, as it's very interesting and directly relevant to many broad topics (atmospheric science, climate, plasma physics, parts of astrophysics).  Fluid mechanics is a great example of how...
Probably...
Bootstrapping a Proportion It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
2 months ago
35
2 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. Here’s a question from the Reddit statistics forum. How do I use bootstrapping to generate confidence intervals for a...
Cremieux Recueil
Evaluating a Sitting Senator's Healthcare Claims If you're a public official who wants to to use numbers, use correct numbers, and if you're going to...
4 days ago
12
4 days ago
If you're a public official who wants to to use numbers, use correct numbers, and if you're going to speculate, try not so speculate wildly, lest you end up telling brazen lies to the American people
Cremieux Recueil
Why America’s Racial Poverty Statistics Are a Lesson for Researchers What if a single government employee could tell you an entire literature was wrong?
3 months ago
Out-of-Pocket Blog
Malpractice, Expert Witnesses, and Lawsuits with Dr. Eric Funk | Out-Of-Pocket Suits and White Coats
a year ago
Asterisk
The Death and Life of Prediction Markets at Google Over the past two decades, Google has hosted two different internal platforms for predictions. Why...
a month ago
2
a month ago
Over the past two decades, Google has hosted two different internal platforms for predictions. Why did the first one fail — and will the other endure?
symmetry magazine
India’s gem at CERN: Archana Sharma The first Indian scientist to join CERN was recently recognized with the highest honor of India for...
a year ago
33
a year ago
The first Indian scientist to join CERN was recently recognized with the highest honor of India for overseas citizens.
Math Is Still...
Across a Continent, Trees Sync Their Fruiting to the Sun European beech trees more than 1,500 kilometers apart all drop their fruit at the same time in a...
6 months ago
43
6 months ago
European beech trees more than 1,500 kilometers apart all drop their fruit at the same time in a grand synchronization event now linked to the summer solstice. The post Across a Continent, Trees Sync Their Fruiting to the Sun first appeared on Quanta Magazine
Blog - Practical...
When Infrastructure Gets Hacked [Note that this article is a transcript of the video embedded above.] This is a water tower, or as...
3 months ago
43
3 months ago
[Note that this article is a transcript of the video embedded above.] This is a water tower, or as the pros would say, an elevated storage tank. Pretty common here in the US, especially in flatter areas where there’s no nearby hillside to build a ground-level tank. I have a whole...
Math Is Still...
Brain’s ‘Background Noise’ May Explain Value of Shock Therapy Electroconvulsive therapy is highly effective in treating major depressive disorder, but no one...
9 months ago
29
9 months ago
Electroconvulsive therapy is highly effective in treating major depressive disorder, but no one knows why it works. New research suggests it may restore balance between excitation and inhibition in the brain. The post Brain’s ‘Background Noise’ May Explain Value of...
IEEE Spectrum
Why Are We Still Doing What Simon Says? In 1976, Ralph Baer and Howard Morrison, two game designers, happened to see a trade show...
a year ago
29
a year ago
In 1976, Ralph Baer and Howard Morrison, two game designers, happened to see a trade show demonstration of an Atari arcade game called Touch Me. The game’s waist-high cabinet featured four large buttons on the top, which lit up in random sequence; the player had to push the...
NeuroLogica Blog
Being Trans Is Not A Mental Illness On the current episode of the SGU, because it is pride month, we expressed our general support for...
a year ago
53
a year ago
On the current episode of the SGU, because it is pride month, we expressed our general support for the LGBTQ community. I also opined about how important it is to respect individual liberty, the freedom to simply live your authentic life as you choose, and how ironic it is that...
Math Is Still...
Deep Beneath Earth’s Surface, Clues to Life’s Origins Last spring, scientists retrieved a trove of mantle rocks from underneath the Atlantic seafloor — a...
11 months ago
10
11 months ago
Last spring, scientists retrieved a trove of mantle rocks from underneath the Atlantic seafloor — a bounty that could help write the first chapter of life's story on Earth. The post Deep Beneath Earth’s Surface, Clues to Life’s Origins first appeared on Quanta...
nanoscale views
What do we want in a conference venue? The APS March Meeting was in Las Vegas this year, and I have yet to talk to a single attendee who...
a year ago
25
a year ago
The APS March Meeting was in Las Vegas this year, and I have yet to talk to a single attendee who liked that decision in hindsight.  In brief, the conference venue seemed about 10% too small (severe crowding issues in hallways between sessions); while the APS deal on hotels was...
Math Is Still...
It Might Be Possible to Detect Gravitons After All A new experimental proposal suggests detecting a particle of gravity is far easier than anyone...
a month ago
14
a month ago
A new experimental proposal suggests detecting a particle of gravity is far easier than anyone imagined. Now physicists are debating what it would really prove. The post It Might Be Possible to Detect Gravitons After All first appeared on Quanta Magazine
IEEE Spectrum
Lord Kelvin and His Analog Computer William Thomson, mourning the death of his wife and flush with cash from various patents related to...
6 months ago
67
6 months ago
William Thomson, mourning the death of his wife and flush with cash from various patents related to the laying of the first transatlantic telegraph cable, decided to buy a yacht. His schooner, the Lalla Rookh, became Thomson’s summer home and his base for hosting scientific...
Math Is Still...
‘Sensational’ Proof Delivers New Insights Into Prime Numbers The proof creates stricter limits on potential exceptions to the famous Riemann hypothesis. ...
5 months ago
46
5 months ago
The proof creates stricter limits on potential exceptions to the famous Riemann hypothesis. The post ‘Sensational’ Proof Delivers New Insights Into Prime Numbers first appeared on Quanta Magazine
IEEE Spectrum
False Starts: The Story of Vehicle-to-Grid Power In 2001, a team of engineers at a then-obscure R&D company called AC Propulsion quietly began a...
a year ago
5
a year ago
In 2001, a team of engineers at a then-obscure R&D company called AC Propulsion quietly began a groundbreaking experiment. They wanted to see whether an electric vehicle could feed electricity back to the grid. The experiment seemed to prove the feasibility of the technology. The...
NeuroLogica Blog
AI Copilots Are Coming I’m going to do something I rarely do and make a straight-up prediction – I think we are close to...
2 months ago
34
2 months ago
I’m going to do something I rarely do and make a straight-up prediction – I think we are close to having AI apps that will function as our all-purpose digital assistants. That’s not really a tough call, we already have digital assistants and they are progressing rapidly. So I am...
Quantum Frontiers
Sculpting quantum steampunk In 2020, many of us logged experiences that we’d never anticipated. I wrote a nonfiction book and...
a month ago
28
a month ago
In 2020, many of us logged experiences that we’d never anticipated. I wrote a nonfiction book and got married outside the Harvard Faculty Club (because nobody was around to shoo us away). Equally unexpectedly, I received an invitation to collaborate … Continue reading →
NeuroLogica Blog
The Gender Boxing Hubub Both Lin Yu-ting of Taiwan and Imane Khelif of Algeria earned medals in female boxing competition at...
4 months ago
37
4 months ago
Both Lin Yu-ting of Taiwan and Imane Khelif of Algeria earned medals in female boxing competition at the 2024 Olympics. This has caused a controversy because both boxers, according to reports, have some form of DSD – difference of sex development. This means they have been caught...
The Roots of...
The Commission for Stopping Further Improvements On May 24, 1847, a bridge over the Dee River in Chester, England, collapsed. A passenger train...
a year ago
25
a year ago
On May 24, 1847, a bridge over the Dee River in Chester, England, collapsed. A passenger train plunged into the river; five people were killed and nine seriously injured. The subsequent investigation blamed the bridge’s cast iron girders. Cast iron, like concrete but unlike...
NeuroLogica Blog
Oxygen As A Technosignature This is one of the biggest thought experiments in science today – as we look for life elsewhere in...
11 months ago
14
11 months ago
This is one of the biggest thought experiments in science today – as we look for life elsewhere in the universe, what should we be looking for, exactly? Other stellar systems are too far away to examine directly, and even our most powerful telescopes can only resolve points of...
NeuroLogica Blog
Concrete Battery I know it’s only been a couple of weeks since I wrote about cement, but now I need to write about...
6 months ago
56
6 months ago
I know it’s only been a couple of weeks since I wrote about cement, but now I need to write about concrete, or potential version of concrete that is able to function as a battery. If we can get the technology to work this could an extremely useful item for a future of green...
Asterisk
How to Make a Great Government Website Do lots of user research, travel to every county in California, iterate constantly, and troubleshoot...
7 months ago
2
7 months ago
Do lots of user research, travel to every county in California, iterate constantly, and troubleshoot on Reddit. And maybe take Political Economy of Industrial Societies 100.
symmetry magazine
A collaboration pairs Fermilab with fashion students Fashion students at the College of DuPage successfully designed gear to protect Fermilab’s SPOT...
a year ago
25
a year ago
Fashion students at the College of DuPage successfully designed gear to protect Fermilab’s SPOT robot from radioactive dust. In a recent demonstration for Engineers Week in Chicago, an engineering physicist took the stage accompanied by an unusual guest: a...
Blog - Practical...
Endeavour's Wild Journey Through the Streets of Los Angeles [Note that this article is a transcript of the video embedded above.] In May of 1992, the Space...
over a year ago
28
over a year ago
[Note that this article is a transcript of the video embedded above.] In May of 1992, the Space Shuttle Endeavour launched to low earth orbit on its very first flight. That first mission was a big one: the crew captured a wayward communications satellite stuck in the wrong orbit,...
symmetry magazine
Searching for the matter that hides its shine Just because matter is visible doesn’t mean it’s easy to see.
a year ago
Explorations of an...
Frustrating Times at Parque Nacional El Palmar Parque Nacional El Palmar is located near Argentina's eastern border, a few hours north of Buenos...
a year ago
8
a year ago
Parque Nacional El Palmar is located near Argentina's eastern border, a few hours north of Buenos Aires. The main habitat found in this national park is palm savannah, a severely fragmented ecosystem found in northeastern Argentina, Uruguay and barely into southern Brazil. PN El...
Out-of-Pocket Blog
Should we charge for patient messaging? | Out-Of-Pocket guess I'm texting my resident friends
a year ago
Damn Interesting
Journey to the Invisible Planet In the late 17th century, natural philosopher Isaac Newton was deeply uneasy with a new scientific...
a year ago
9
a year ago
In the late 17th century, natural philosopher Isaac Newton was deeply uneasy with a new scientific theory that was gaining currency in Europe: universal gravitation. In correspondence with a scientific contemporary, Newton complained that it was “an absurdity” to suppose that...
Math Is Still...
‘Embryo Models’ Challenge Legal, Ethical and Biological Concepts With embryolike constructs built entirely from stem cells, researchers can revolutionize our...
a year ago
21
a year ago
With embryolike constructs built entirely from stem cells, researchers can revolutionize our understanding of development. But how close to an embryo is too close? The post ‘Embryo Models’ Challenge Legal, Ethical and Biological Concepts first appeared on Quanta...
The Works in...
The Cocktail Revolution How bad drinks became good, and good drinks became great
a year ago
Wanderingspace
Triton Image from Voyager Colored Nice update to an old Voyager image with colors added based on actual colors captured in other...
over a year ago
18
over a year ago
Nice update to an old Voyager image with colors added based on actual colors captured in other images. See original post here by Jason Major.
Out-of-Pocket Blog
"Non"-Profit Hospitals | Out-Of-Pocket "We're investing in ourselves"
a year ago
Math Is Still...
A Century Later, New Math Smooths Out General Relativity Mathematicians prove a theorem that illuminates the geometry of universes with tiny amounts of mass....
a year ago
5
a year ago
Mathematicians prove a theorem that illuminates the geometry of universes with tiny amounts of mass. The post A Century Later, New Math Smooths Out General Relativity first appeared on Quanta Magazine
ToughSF
Advanced Solar Energy in Space: Part I Solar Thermal Rockets can be efficient and have high performance. However, they remain...
over a year ago
5
over a year ago
Solar Thermal Rockets can be efficient and have high performance. However, they remain temperature-limited to an exhaust velocity of 12km/s. How do we surpass this limit? The limits NASA's Suntower concept. Solar Thermal Rockets have been shown to have great potential if...
Light from Space
The Cat's Paw Located very close to the Lobster Nebula in the southern constellation of Scorpius, the Cat's Paw...
over a year ago
20
over a year ago
Located very close to the Lobster Nebula in the southern constellation of Scorpius, the Cat's Paw Nebula (NGC 6334) does indeed have a striking resemblance to a feline footprint. It's quite low in the sky here from Tucson (at a maximum of about 22º above
Math Is Still...
All Life on Earth Today Descended From a Single Cell. Meet LUCA. The clearest picture yet of our “last universal common ancestor” suggests it was a relatively...
a month ago
22
a month ago
The clearest picture yet of our “last universal common ancestor” suggests it was a relatively complex organism living 4.2 billion years ago, a time long considered too harsh for life to flourish. The post All Life on Earth Today Descended From a Single Cell. Meet...
Out-of-Pocket Blog
How Healthcare Payments Work with Candid Health | Out-Of-Pocket A walkthrough of how money flows between payers and providers
a year ago
IEEE Spectrum
Xerox Donates Legendary PARC Research Center Xerox is donating its legendary research lab PARC to the nonprofit research institute SRI...
a year ago
7
a year ago
Xerox is donating its legendary research lab PARC to the nonprofit research institute SRI International. The subsidiary’s pioneering research in the 1970s helped give birth to the era of personal computing. Xerox says the move will allow it to focus on its core business. The...
NeuroLogica Blog
RFK Jr., Joe Rogan, and Vaccines RFK Jr., who is now running for the Democratic presidential nomination, is anti-vaccine. He will...
a year ago
22
a year ago
RFK Jr., who is now running for the Democratic presidential nomination, is anti-vaccine. He will vehemently deny this, but I don’t buy it for a second. He is simply playing the, “I’m not anti-vaccine, I am pro-safe vaccine” gambit, which is disingenuous and always has been. We...
The Works in...
How Poor Maintenance Loses Wars - 2022, Ukraine Maintains A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
nanoscale views
Disorganized thoughts on "Oppenheimer" I saw "Oppenheimer" today.  Spoiler warning, I suppose, though I think we all know how this story...
a year ago
7
a year ago
I saw "Oppenheimer" today.  Spoiler warning, I suppose, though I think we all know how this story ends.  Just in case you were wondering, there is no post-credit scene to set up the sequel.  (For the humor-impaired: that was a joke.) The movie was an excellent piece of...
Math Is Still...
The Lawlessness of Large Numbers Mathematicians can often figure out what happens as quantities grow infinitely large. What about...
a year ago
21
a year ago
Mathematicians can often figure out what happens as quantities grow infinitely large. What about when they are just a little big? The post The Lawlessness of Large Numbers first appeared on Quanta Magazine
Out-of-Pocket Blog
Healthcare Ideas That Look Good But Are Bad | Out-Of-Pocket clinical trial matching, "find a specialist", and more
8 months ago
The Roots of...
What I’ve been reading, March 2023 A new monthly feature, let me know what you think. Books Matt Ridley, How Innovation Works (2020)....
a year ago
33
a year ago
A new monthly feature, let me know what you think. Books Matt Ridley, How Innovation Works (2020). About halfway through, lots of interesting case studies, very readable. Vaclav Smil, Creating the Twentieth Century (2005). I read the first chapter; saving the rest of it for when...
nanoscale views
Chemical potential and banana waffles The concept of chemical potential is one that seems almost deliberately obscure to many.  I’ve...
a year ago
58
a year ago
The concept of chemical potential is one that seems almost deliberately obscure to many.  I’ve written about this here, and referenced this article.  What you may not realize is that the chemical potential, of water in particular, plays a crucial role in why my banana waffle...
IEEE Spectrum
Why L. Ron Hubbard Patented His E-Meter zombie mysteries, historical fiction, pirate adventure tales, and westerns. science fiction. The...
8 months ago
62
8 months ago
zombie mysteries, historical fiction, pirate adventure tales, and westerns. science fiction. The publishers of Astounding Science Fiction approached Hubbard to write stories that focused on people, rather than robots and machines. His first story, “The Dangerous Dimension,” was...
Probably...
Superbolts Probably Overthinking It is available to predorder now. You can get a 30% discount if you order from...
a year ago
6
a year ago
Probably Overthinking It is available to predorder now. You can get a 30% discount if you order from the publisher and use the code UCPNEW. You can also order from Amazon or, if you want to support independent bookstores, from Bookshop.org. Recently I read a Scientific American...
Beautiful Public...
1,000 Photos of Dolphin Fins Scars, scratches and wounds abound in these photos as encounters with unknown creatures and boat...
a year ago
66
a year ago
Scars, scratches and wounds abound in these photos as encounters with unknown creatures and boat propellers leave their marks, imprinting a story of close escapes and cheating death.
NeuroLogica Blog
How We Determine What to Believe as True Psychologists have been studying a very basic cognitive function that appears to be of increasing...
a year ago
8
a year ago
Psychologists have been studying a very basic cognitive function that appears to be of increasing importance – how do we choose what to believe as true or false? We live in a world awash in information, and access to essentially the world’s store of knowledge is now a trivial...
Drew Ex Machina
First Pictures: NASA’s Mars Pathfinder – July 4, 1997 During the morning hours of July 4, 1997, I experienced a strange sense of déjà vu as I sat glued to...
over a year ago
21
over a year ago
During the morning hours of July 4, 1997, I experienced a strange sense of déjà vu as I sat glued to the television set watching live […]
brr
South Pole Signage Please close doors quietly!
a year ago
Math Is Still...
Underground Cells Make ‘Dark Oxygen’ Without Light In some deep subterranean aquifers, cells have a chemical trick for making oxygen that could sustain...
a year ago
16
a year ago
In some deep subterranean aquifers, cells have a chemical trick for making oxygen that could sustain whole underground ecosystems. The post Underground Cells Make ‘Dark Oxygen’ Without Light first appeared on Quanta Magazine