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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...
nanoscale views
Getting light out of plasmonic tunnel junctions - the sequel A couple of years ago I wrote about our work on "above threshold" light emission in planar metal...
over a year ago
20
over a year ago
A couple of years ago I wrote about our work on "above threshold" light emission in planar metal tunnel junctions.  In that work, we showed that in a planar tunnel junction, you can apply a bias voltage \(V\) and get lots of photons out at energies quite a bit greater than...
Math Is Still...
The Webb Telescope Further Deepens the Biggest Controversy in Cosmology A long-awaited study of the cosmic expansion rate suggests that when it comes to the Hubble tension,...
4 months ago
38
4 months ago
A long-awaited study of the cosmic expansion rate suggests that when it comes to the Hubble tension, cosmologists are still missing something. The post The Webb Telescope Further Deepens the Biggest Controversy in Cosmology first appeared on Quanta Magazine
Math Is Still...
Maze Proof Establishes a ‘Backbone’ for Statistical Mechanics Four mathematicians have estimated the chances that there’s a clear path through a random maze. ...
10 months ago
22
10 months ago
Four mathematicians have estimated the chances that there’s a clear path through a random maze. The post Maze Proof Establishes a ‘Backbone’ for Statistical Mechanics first appeared on Quanta Magazine
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....
Beautiful Public...
All of the 8,291 License Plates in America States now offer a vast menu of personalized plate options for a dizzying array of organizations,...
a year ago
13
a year ago
States now offer a vast menu of personalized plate options for a dizzying array of organizations, professions, sports teams, causes and other groups.
NeuroLogica Blog
The Neolithic Revolution What was the greatest invention of human civilization? Arguably it was agriculture, which allowed...
5 months ago
39
5 months ago
What was the greatest invention of human civilization? Arguably it was agriculture, which allowed for civilization itself. Prior to agriculture humans were some combination of hunters, gatherers, scavengers, and fishers. We lived off the land, which was a full-time job. Many...
NeuroLogica Blog
Building A Robotic Hand Roboticists are often engaged in a process of reinventing the wheel – duplicating the function of...
a year ago
25
a year ago
Roboticists are often engaged in a process of reinventing the wheel – duplicating the function of biological bodies in rubber, metal, and plastic. This is a difficult task because biological organisms are often wondrous machines. The human hand, in particular, is a feat of...
NeuroLogica Blog
How Humans Can Adapt to Space My recent article on settling Mars has generated a lot of discussion, some of it around the basic...
11 months ago
43
11 months ago
My recent article on settling Mars has generated a lot of discussion, some of it around the basic concept of how difficult it is for humans to live anywhere but a thin envelope of air hugging the surface of the Earth. This is undoubtedly true, as I have discussed before – we...
Damn Interesting
Pushing the Envelope As is often the case with people in dangerous professions, the Apollo astronauts found that life...
over a year ago
8
over a year ago
As is often the case with people in dangerous professions, the Apollo astronauts found that life insurance policies were prohibitively expensive. Rather than pay the exorbitant insurance fees, the astronauts devised a system to ensure their wives and children would be financially...
Explorations of an...
Borneo: Quest For The Bulwer's Pheasant The Bulwer's Pheasant was one of the first birds to grab hold of my attention when I first flipped...
3 weeks ago
4
3 weeks ago
The Bulwer's Pheasant was one of the first birds to grab hold of my attention when I first flipped through the pages of my Borneo field guide many years ago. This pheasant of Bornean hill forest is nearly unbelievable-looking (the male, that is). He has a deep maroon chest and a...
Asterisk
Aperitif
a year ago
Out-of-Pocket Blog
Common healthcare questions I get | Out-Of-Pocket Some of your FAQs finally answered
2 weeks ago
Math Is Still...
What Can Tiling Patterns Teach Us? If you cover a surface with tiles, repetitive patterns always emerge — or do they? In this week’s...
5 months ago
38
5 months ago
If you cover a surface with tiles, repetitive patterns always emerge — or do they? In this week’s episode, mathematician Natalie Priebe Frank and co-host Janna Levin discuss how recent breakthroughs in tiling can unlock structural secrets in the natural world. The...
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
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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...
The Key to Species Diversity May Be in Their Similarities New modeling work suggests why nature is more diverse than niche-based ecological theory predicts. ...
a year ago
19
a year ago
New modeling work suggests why nature is more diverse than niche-based ecological theory predicts. The post The Key to Species Diversity May Be in Their Similarities first appeared on Quanta Magazine
The Works in...
The San Diego infinite housing glitch How a bonus ADU program allows 'granny towers' in gardens
2 months ago
Uncharted...
Where Geniuses Hide Today Where are today’s Michelangelos?
2 weeks ago
Math Is Still...
The Year in Biology In a year packed with fascinating discoveries, biologists pushed the limits of synthetic life,...
a year ago
7
a year ago
In a year packed with fascinating discoveries, biologists pushed the limits of synthetic life, probed how organisms keep time, and refined theories about consciousness and emotional health. The post The Year in Biology first appeared on Quanta Magazine
Probably...
Life in a Lognormal World At PyData Global 2023 I will present a talk, “Extremes, outliers, and GOATs: On life in a lognormal...
a year ago
5
a year ago
At PyData Global 2023 I will present a talk, “Extremes, outliers, and GOATs: On life in a lognormal world”. It is scheduled for Wednesday 6 December at 11 am Eastern Time. Here is the abstract: The fastest runners are much faster than we expect from a Gaussian distribution, and...
Math Is Still...
Does Nothingness Exist? Even empty space bubbles with energy, according to quantum mechanics — and that fact affects almost...
a year ago
4
a year ago
Even empty space bubbles with energy, according to quantum mechanics — and that fact affects almost every facet of physical reality. The theoretical physicist Isabel Garcia Garcia explains to Steven Strogatz why it’s so important in modern physics to understand what a true vacuum...
Math Is Still...
Do We Need a New Theory of Gravity? Since Newton had his initial revelation about gravity, our understanding of this fundamental concept...
3 months ago
21
3 months ago
Since Newton had his initial revelation about gravity, our understanding of this fundamental concept has evolved in unexpected ways. In this week’s episode, theoretical physicist Claudia de Rham and co-host Janna Levin discuss the ways our current understanding of gravity needs...
Blog - Practical...
Every Kind of Bridge Explained in 15 Minutes [Note that this article is a transcript of the video embedded above.] The Earth is pretty cool and...
7 months ago
80
7 months ago
[Note that this article is a transcript of the video embedded above.] The Earth is pretty cool and all, but many of its most magnificent features make it tough for us to get around. When the topography is too wet, steep, treacherous, or prone to disaster, sometimes the only way...
NeuroLogica Blog
Trust in New Technology In an optimally rational person, what should govern their perception of risk? Of course, people are...
5 months ago
54
5 months ago
In an optimally rational person, what should govern their perception of risk? Of course, people are generally not “optimally rational”. It’s therefore an interesting thought experiment – what would be optimal, and how does that differ from how people actually assess risk? Risk is...
Math Is Still...
The Computer Scientist Peering Inside AI’s Black Boxes Cynthia Rudin wants machine learning models, responsible for increasingly important decisions, to...
a year ago
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a year ago
Cynthia Rudin wants machine learning models, responsible for increasingly important decisions, to show their work. The post The Computer Scientist Peering Inside AI’s Black Boxes first appeared on Quanta Magazine
Math Is Still...
A Tower of Conjectures That Rests Upon a Needle On its surface, the Kakeya conjecture is a simple statement about rotating needles. But it underlies...
a year ago
36
a year ago
On its surface, the Kakeya conjecture is a simple statement about rotating needles. But it underlies a wealth of mathematics. The post A Tower of Conjectures That Rests Upon a Needle first appeared on Quanta Magazine
Math Is Still...
First-Year Graduate Student Finds Paradoxical Set No two pairs have the same sum; add three numbers together, and you can get any whole number. ...
a year ago
30
a year ago
No two pairs have the same sum; add three numbers together, and you can get any whole number. The post First-Year Graduate Student Finds Paradoxical Set first appeared on Quanta Magazine
nanoscale views
Faculty positions at Rice - follow-up I had mentioned about 6 weeks ago that my department at Rice is searching in the quantum/AMO space...
a year ago
6
a year ago
I had mentioned about 6 weeks ago that my department at Rice is searching in the quantum/AMO space for experiment and theory.   Now I want to put the larger context of this out there - Rice has four quantum-related searches going on right now: Quantum theory (PHYA):...
Math Is Still...
The Cellular Secret to Resisting the Pressure of the Deep Sea Cell membranes from comb jellies reveal a new kind of adaptation to the deep sea: curvy lipids that...
3 months ago
23
3 months ago
Cell membranes from comb jellies reveal a new kind of adaptation to the deep sea: curvy lipids that conform to an ideal shape under pressure. The post The Cellular Secret to Resisting the Pressure of the Deep Sea 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...
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
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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
nanoscale views
Strategic planning + departmental reviews It's been a while since I've written a post about the ways of academia, so I thought it might be...
a year ago
2
a year ago
It's been a while since I've written a post about the ways of academia, so I thought it might be time, though it's not exactly glamorous or exciting.  There are certain cycles in research universities, and two interrelated ones are the cycle of departmental strategic planning and...
The Works in...
Where inflation comes from How we calculate inflation has always been contested with small changes leading to large differences...
a month ago
19
a month ago
How we calculate inflation has always been contested with small changes leading to large differences in how well-off we think we are.
Math Is Still...
Number of Distances Separating Points Has a New Bound Mathematicians have struggled to prove Falconer’s Conjecture, a simple, but far-reaching, hypothesis...
8 months ago
66
8 months ago
Mathematicians have struggled to prove Falconer’s Conjecture, a simple, but far-reaching, hypothesis about the distances between points. They’re finally getting close. The post Number of Distances Separating Points Has a New Bound first appeared on Quanta Magazine
Beautiful Public...
The Army and Navy Style Guides These fascinating Army and Navy brand style guides define the look, feel and voice of our armed...
a year ago
nanoscale views
ARPA-E Roadshow Today, Rice hosted the ARPA-E Roadshow, a series of presentations by ARPA-E program officers, MC-ed...
a year ago
24
a year ago
Today, Rice hosted the ARPA-E Roadshow, a series of presentations by ARPA-E program officers, MC-ed by the director, Prof. Evelyn Wang.   It was all about the energy transition, and it was pretty fascinating, particularly hearing from leaders of startups who were making...
Explorations of an...
A Month In Northern Peru, Part 3: Lush Forests of Casupe (February 4, 2024) February 4, 2024 We said our goodbyes to the owner of Eco Camping Racarrumi and hit the road at 6 AM...
9 months ago
29
9 months ago
February 4, 2024 We said our goodbyes to the owner of Eco Camping Racarrumi and hit the road at 6 AM sharp. We continued inland, away from the coast and towards the foothills, which is where we hoped to spend the morning birding. The landscape continued to change during our ~45...
symmetry magazine
LHC experiments see four top quarks The ATLAS and CMS experiments have observed a process 4,000 times rarer than the production of Higgs...
a year ago
25
a year ago
The ATLAS and CMS experiments have observed a process 4,000 times rarer than the production of Higgs bosons. The ATLAS and CMS experiments have successfully detected the production of a quartet of top quarks during high-energy proton collisions inside the Large...
NeuroLogica Blog
Apologizing for Uri Geller A recent New York Times article tries to rehabilitate the reputation of Uri Geller, famed...
a year ago
27
a year ago
A recent New York Times article tries to rehabilitate the reputation of Uri Geller, famed spoon-bending magician, by simply telling a one-sided narrative. From my perspective as a skeptic, this was a terrible article that missed the real issue, glossed over glaring defects in...
Math Is Still...
‘Quantum Memory’ Proves Exponentially Powerful Researchers are exploring new ways that quantum computers will be able to reveal the secrets of...
2 months ago
24
2 months ago
Researchers are exploring new ways that quantum computers will be able to reveal the secrets of complex quantum systems. The post ‘Quantum Memory’ Proves Exponentially Powerful first appeared on Quanta Magazine
NeuroLogica Blog
Tong Test for Artificial General Intelligence Most readers are probably familiar with the Turing Test – a concept proposed by early computing...
a year ago
7
a year ago
Most readers are probably familiar with the Turing Test – a concept proposed by early computing expert Alan Turing in 1950, and originally called “The Imitation Game”. The original paper is enlightening to read. Turing was not trying to answer the question “can machines think”....
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.
wadertales
Counting breeding shorebirds using listening devices With more demands upon the space that is currently occupied by breeding waders, from developments...
2 weeks ago
15
2 weeks ago
With more demands upon the space that is currently occupied by breeding waders, from developments such as wind turbines and monoculture forestry, conservationists are often asked to assess the potential effects of landscape change. Do passive acoustic devices have a role to play...
IEEE Spectrum
The Cold War Arms Race Over Prosthetic Arms In 1961, Norbert Wiener, the father of cybernetics, broke his hip and wound up in Massachusetts...
a year ago
5
a year ago
In 1961, Norbert Wiener, the father of cybernetics, broke his hip and wound up in Massachusetts General Hospital. Wiener’s bad luck turned into fruitful conversations with his orthopedic surgeon, Melvin Glimcher. Those talks in turn led to a collaboration and an invention: the...
Out-of-Pocket Blog
How much is “too much” when it comes to overpromising as a startup? | Out-Of-Pocket navigating the gray area
a year ago
NeuroLogica Blog
AI-Fueled Scams Digital life is getting more dangerous.  Literally every day I have to fend off attempts at scamming...
7 months ago
37
7 months ago
Digital life is getting more dangerous.  Literally every day I have to fend off attempts at scamming me in one way or another. I get texts trying to lure me into responding. I get e-mails hoping I will click a malicious link on a reflex. I get phone calls from people warning me...
Quantum Frontiers
Crossing the quantum chasm: From NISQ to fault tolerance On December 6, I gave a keynote address at the Q2B 2023 Conference in Silicon Valley. Here is a...
a year ago
24
a year ago
On December 6, I gave a keynote address at the Q2B 2023 Conference in Silicon Valley. Here is a transcript of my remarks. Toward quantum value The theme of this year’s Q2B meeting is “The Roadmap to Quantum Value.” I … Continue reading →
NeuroLogica Blog
Light and Distance in an Expanding Universe Commenter Lal asks in the topic suggestions: “Media reports that light has been travelling from that...
6 months ago
53
6 months ago
Commenter Lal asks in the topic suggestions: “Media reports that light has been travelling from that distant galaxy for 13 and a half billion years, which I assume is true, but this neither represents the original nor the current distance to that galaxy in terms of light years. I...
nanoscale views
Large magnetic fields as a scientific tool When I was at Berkeley at the beginning of the week to give a seminar, I was fortunate enough to...
10 months ago
53
10 months ago
When I was at Berkeley at the beginning of the week to give a seminar, I was fortunate enough to overlap with their departmental physics colloquium by Greg Boebinger, an accomplished scientist who is also an extremely engaging and funny speaker.  Since 2004 he has been the...
Eukaryote Writes...
Defending against hypothetical moon life during Apollo 11 This is how a completely abstract argument about alien germs was taken seriously and mitigated at...
11 months ago
56
11 months ago
This is how a completely abstract argument about alien germs was taken seriously and mitigated at great effort and expense during the 1969 Apollo landing.
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...
NeuroLogica Blog
AI Video Recently OpenAI launched a website showcasing their latest AI application, Sora. This app, based on...
10 months ago
26
10 months ago
Recently OpenAI launched a website showcasing their latest AI application, Sora. This app, based on prompts similar to what you would use for ChatGPT or the image creation applications, like Midjourney or Dalle-2, creates a one minute photorealistic video without sound. Take a...
Wanderingspace
Ganymede Sets Behind Jupiter as Seen by Hubble An image taken by the Hubble Space Telescope reminds us of how powerful this aging scope really is....
over a year ago
19
over a year ago
An image taken by the Hubble Space Telescope reminds us of how powerful this aging scope really is. Magnitudes sharper than the images originally sent by Pioneer as it passed by in the 1970s.
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.
Math Is Still...
With ‘Digital Twins,’ The Doctor Will See You Now By creating digital twins of patients, Amanda Randles wants to bring unprecedented precision to...
4 months ago
44
4 months ago
By creating digital twins of patients, Amanda Randles wants to bring unprecedented precision to medical forecasts. The post With ‘Digital Twins,’ The Doctor Will See You Now first appeared on Quanta Magazine
Andrew Fraknoi –...
An Eclipse of the Sun Coming to N. America April 8th A rare eclipse of the Sun will be visible all over North America on April 8th. The post An Eclipse...
9 months ago
19
9 months ago
A rare eclipse of the Sun will be visible all over North America on April 8th. The post An Eclipse of the Sun Coming to N. America April 8th appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
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...
Out-of-Pocket Blog
How To (Properly) Text Patients | Out-Of-Pocket Do’s and don’ts + tactical tips from an actual doctor
8 months ago
Math Is Still...
Is It Real or Imagined? How Your Brain Tells the Difference. New experiments show that the brain distinguishes between perceived and imagined mental images by...
a year ago
249
a year ago
New experiments show that the brain distinguishes between perceived and imagined mental images by checking whether they cross a “reality threshold.” The post Is It Real or Imagined? How Your Brain Tells the Difference. first appeared on Quanta Magazine
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.
IEEE Spectrum
Saving the Big Bang (Antenna) The antenna that discovered a cosmic microwave background coming from all directions in...
a year ago
6
a year ago
The antenna that discovered a cosmic microwave background coming from all directions in space—cementing the theory that the universe was created in a big bang—now stares down its own topsy-turvy future. Its owner says the hardware will be preserved, but the fate of the historical...
Inverted Passion
What bootstraps intelligence? A musing on how intelligence comes to be. The bedrock of intelligence is abstractions – the thing we...
3 months ago
47
3 months ago
A musing on how intelligence comes to be. The bedrock of intelligence is abstractions – the thing we do when we throw away a lot of information and just emphasise on a subset of it (e.g. calling that thing an apple instead of describing all its atoms and their x, y, z positions)....
Math Is Still...
Evolving Bacteria Can Evade Barriers to ‘Peak’ Fitness Paradoxically, natural selection can sometimes seem to block organisms from evolving useful...
a year ago
11
a year ago
Paradoxically, natural selection can sometimes seem to block organisms from evolving useful adaptations. But a new study of “fitness landscapes” and antibiotic resistance in bacteria shows that life still finds a way. The post Evolving Bacteria Can Evade Barriers to...
The Works in...
Links in Progress: What are children for? And how the UN’s birth rate forecasts keep getting it wrong
a month ago
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
27
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...
Math Is Still...
Why Mathematicians Re-Prove What They Already Know It’s been known for thousands of years that the primes go on forever, but new proofs give fresh...
a year ago
38
a year ago
It’s been known for thousands of years that the primes go on forever, but new proofs give fresh insights into how theorems depend on one another. The post Why Mathematicians Re-Prove What They Already Know first appeared on Quanta Magazine
wadertales
Juvenile settlement in Black-tailed Godwits Adult waders tend to be exceptionally consistent in their use of time and space, with marked...
3 months ago
37
3 months ago
Adult waders tend to be exceptionally consistent in their use of time and space, with marked individuals turning up on the same estuaries at the same time year after year, as discussed in the Whimbrel blog ‘Whimbrel: time to leave’. How do these patterns become established? Do...
Math Is Still...
The Social Benefits of Getting Our Brains in Sync Our brain waves can align when we work and play closely together. The phenomenon, known as...
8 months ago
32
8 months ago
Our brain waves can align when we work and play closely together. The phenomenon, known as interbrain synchrony, suggests that collaboration is biological. The post The Social Benefits of Getting Our Brains in Sync first appeared on Quanta Magazine
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.
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?
Math Is Still...
Tight-Knit Microbes Live Together to Make a Vital Nutrient At sea, biologists discovered microbial partners that together produce nitrogen, a nutrient...
5 months ago
44
5 months ago
At sea, biologists discovered microbial partners that together produce nitrogen, a nutrient essential for life. The pair are in the process of merging into a single organism. The post Tight-Knit Microbes Live Together to Make a Vital Nutrient first appeared on Quanta...
Math Is Still...
The Deep Link Equating Math Proofs and Computer Programs Mathematical logic and the code of computer programs are, in an exact way, mirror images of each...
a year ago
9
a year ago
Mathematical logic and the code of computer programs are, in an exact way, mirror images of each other. The post The Deep Link Equating Math Proofs and Computer Programs first appeared on Quanta Magazine
NeuroLogica Blog
Latest Gallup Creationism Poll Surveys are always tricky because how you ask a question can have a dramatic impact on how people...
5 months ago
42
5 months ago
Surveys are always tricky because how you ask a question can have a dramatic impact on how people answer. But it is useful to ask the exact same question over a long period of time, because that can indicate how public attitudes are changing. This is one of the benefits of...
Drew Ex Machina
Top Ten Posts of 2023 Now that we are at the end of 2023, it is time to look back at this year’s material published on...
11 months ago
39
11 months ago
Now that we are at the end of 2023, it is time to look back at this year’s material published on Drew Ex Machina and see […]
Out-of-Pocket Blog
Some Thoughts On Startups Overpromising | Out-Of-Pocket the role RFPs play, how it's difficult to define patient harm, and more
9 months ago
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
Wanderingspace
New View of IO from JUNO! From processor Ted Styrk, “The Juno Jupiter orbiter flew by Io, Jupiter's super-volcanic moon, on...
a year ago
54
a year ago
From processor Ted Styrk, “The Juno Jupiter orbiter flew by Io, Jupiter's super-volcanic moon, on May 16, returning arguably the best imagery of the moon since the Galileo Orbiter around the beginning of this century. Definitely the best since New Horizons in 2006.”
Asterisk
The Illogic of Nuclear Escalation How much is enough? It’s the most basic question in the nuclear arms race. For over sixty years, few...
over a year ago
2
over a year ago
How much is enough? It’s the most basic question in the nuclear arms race. For over sixty years, few have asked it, and even fewer have received an answer.
The Works in...
Notes on Progress: Selective breeding and chicken welfare We've bred larger and larger chickens. Now can we breed happier ones?
over a year ago
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...
NeuroLogica Blog
The Speed of Gravity I recently received an e-mail question from an SGU listener about the speed of gravity. They were...
a year ago
40
a year ago
I recently received an e-mail question from an SGU listener about the speed of gravity. They were questioning a statement they heard by Neil DeGrasse Tyson that if the sun were magically plucked from existence, the Earth would not feel the effects for 8 minutes and 20 seconds –...
Blog - Practical...
The Most Confusing Part of the Power Grid [Note that this article is a transcript of the video embedded above.] In March of 1989, Earth...
6 months ago
70
6 months ago
[Note that this article is a transcript of the video embedded above.] In March of 1989, Earth experienced one of its strongest geomagnetic storms in modern history. It all started when scientists observed a cluster of sunspots—active, magnetic areas on the sun's surface—emerging...
Explorations of an...
2023 Part 5: Late Summer To Early Winter In Ontario August and September In the middle of August, I traveled to Letchworth State Park in New York for a...
11 months ago
11
11 months ago
August and September In the middle of August, I traveled to Letchworth State Park in New York for a weekend with some of my family. It was wonderful to spend time with everyone, as well as to get in some hiking and find some species that I haven't seen before in Ontario (mostly...
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...
Inverted Passion
How to be a messy thinker I love thinking about thinking. Give me a research paper on rationality, cognitive biases or mental...
7 months ago
79
7 months ago
I love thinking about thinking. Give me a research paper on rationality, cognitive biases or mental models, and I’ll gobble it up. Given the amount of knowledge I’ve ingested on these topics, I had always assumed that I’m a clear thinker. Recently, though, it hit me like a...
Uncharted...
Deserts, Tornadoes, Hurricanes, Snow, Paradises, Swamps: Why Do People Live Where They Live in the... Deserts, Tornadoes, Hurricanes, Snow, Paradises, Swamps
2 days ago
Explorations of an...
The End Of An Era - Reflections On Our Travels (Written on April 23, 2023) In just a few days time, Laura and I will board a jet bound for another...
a year ago
14
a year ago
(Written on April 23, 2023) In just a few days time, Laura and I will board a jet bound for another international destination. Our flight home to Toronto isn't that unique of a scenario, as we have flown on plenty of planes headed home since we began our international travels...
nanoscale views
Lots to read, including fab for quantum and "Immaterial Science" Sometimes there are upticks in the rate of fun reading material.  In the last few days: A...
3 months ago
43
3 months ago
Sometimes there are upticks in the rate of fun reading material.  In the last few days: A Nature paper has been published by a group of authors predominantly from IMEC in Belgium, in which they demonstrate CMOS-compatible manufacturing of superconducting qubit hardware...
The Works in...
Getting people to donate their organs Too few people donate their organs, dead or alive. How can we make it easier?
8 months ago
Math Is Still...
The Geometric Tool That Solved Einstein’s Relativity Problem Tensors are used all over math and science to reveal hidden geometric truths. What are they? ...
4 months ago
38
4 months ago
Tensors are used all over math and science to reveal hidden geometric truths. What are they? The post The Geometric Tool That Solved Einstein’s Relativity Problem first appeared on Quanta Magazine
Quantum Frontiers
A classical foreshadow of John Preskill’s Bell Prize Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John...
10 months ago
29
10 months ago
Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John Preskill, Richard P. Feynman Professor of Theoretical Physics at Caltech, has been named the 2024 John Stewart Bell Prize recipient. The prize honors John’s contributions in … Continue...
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.
Blog - Practical...
How Fish Survive Hydro Turbines [Note that this article is a transcript of the video embedded above.] Most of the largest dams in...
9 months ago
58
9 months ago
[Note that this article is a transcript of the video embedded above.] Most of the largest dams in the US were built before we really understood the impacts they would have on river ecosystems. Or at least they were built before we were conscientious enough to weigh those impacts...
Quantum Frontiers
Discoveries at the Dibner This past summer, our quantum thermodynamics research group had the wonderful opportunity to visit...
10 months ago
32
10 months ago
This past summer, our quantum thermodynamics research group had the wonderful opportunity to visit the Dibner Rare Book Library in D.C. Located in a small corner of the Smithsonian National Museum of American History, tucked away behind flashier exhibits, the Dibner is … Continue...
Wanderingspace
JUPITER FROM JUNO An unusual perspective, captured by NASA's Juno spacecraft in 2018.
a year ago
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...
IEEE Spectrum
How This Record Company Engineer Invented the CT Scanner The inspiration for computed tomography (CT) came from a chance conversation that research engineer...
a year ago
4
a year ago
The inspiration for computed tomography (CT) came from a chance conversation that research engineer Godfrey Hounsfield had with a doctor while on vacation in the 1960s. The physician complained that X-ray images of the brain were too grainy and only two-dimensional. Hounsfield...
Math Is Still...
A New Agenda for Low-Dimensional Topology This past October, dozens of mathematicians gathered in Pasadena to create the third version of...
10 months ago
52
10 months ago
This past October, dozens of mathematicians gathered in Pasadena to create the third version of “Kirby’s list” — a compendium of the most important unsolved problems in the field. The post A New Agenda for Low-Dimensional Topology first appeared on Quanta Magazine
NeuroLogica Blog
More On Electric Vehicles I recently wrote about electric vehicles, which sparked a lively discussion in the comments. There...
a year ago
16
a year ago
I recently wrote about electric vehicles, which sparked a lively discussion in the comments. There was enough discussion that I wanted to pull my responses together into a new post. Before I get to the details, some general observations. The conversation, in my opinion, nicely...
Tikalon Blog by Dev...
Copper and Green Energy The United States Department of Energy has updated its list of critically important materials. The...
5 months ago
2
5 months ago
The United States Department of Energy has updated its list of critically important materials. The current list of 54 materials includes elements that are presently critical to a transition to green energy, such as the rare earth elements important to turbine generators, and...
Drew Ex Machina
Drew Ex Machina 10th Anniversary: Top Ten Posts I find it difficult to believe but, it was ten years ago today that I posted the first article on my...
9 months ago
64
9 months ago
I find it difficult to believe but, it was ten years ago today that I posted the first article on my then-new website, Drew Ex Machina. […]
The Roots of...
Can we “cure” cancer? In an excellent recent essay on “big visions for biology,” Sam Rodriques writes: Ask most biologists...
a year ago
29
a year ago
In an excellent recent essay on “big visions for biology,” Sam Rodriques writes: Ask most biologists about the cure for cancer, and they will tell you it doesn’t exist: cancer is many diseases that are mostly unrelated to each other, and that all have to be cured one at a...
Math Is Still...
Cryptographers Solve Decades-Old Privacy Problem Three researchers have found a long-sought way to pull information from large databases secretly,...
a year ago
5
a year ago
Three researchers have found a long-sought way to pull information from large databases secretly, moving us closer to fully private internet searches. The post Cryptographers Solve Decades-Old Privacy Problem first appeared on Quanta Magazine
Math Is Still...
‘Species Repulsion’ Enables High Biodiversity in Tropical Trees Because tree seedlings don’t grow as well when close to their parents, more tree species can be...
a year ago
5
a year ago
Because tree seedlings don’t grow as well when close to their parents, more tree species can be packed into tropical forests. The post ‘Species Repulsion’ Enables High Biodiversity in Tropical Trees first appeared on Quanta Magazine
Blog - Practical...
Why Railroads Don't Need Expansion Joints [Note that this article is a transcript of the video embedded above.] One of the most common...
a year ago
22
a year ago
[Note that this article is a transcript of the video embedded above.] One of the most common attributes folks imagine when they think of trains is the clickety-clack sound they make as they roll down the tracks. The thing is, most trains don’t make that sound anymore. Or really,...
Light from Space
Iris Nebula and the Ghost of Cepheus The Iris Nebula is a reflection nebula in Cepheus. A popular target with amateur astronomers, the...
over a year ago
19
over a year ago
The Iris Nebula is a reflection nebula in Cepheus. A popular target with amateur astronomers, the sourrounding flux nebulas are harder to photograph and require long integration times. Also visible in this wide-field image, near the bottom left, is the Ghost Nebula. Click or...
nanoscale views
APS March Meeting 2024 - coming soon This week I'm going to be at the APS March Meeting in Minneapolis.  As I've done in past years, I...
9 months ago
61
9 months ago
This week I'm going to be at the APS March Meeting in Minneapolis.  As I've done in past years, I will try to write up some highlights of talks that I am able to see, though it may be hit-or-miss.  If readers have suggestions for sessions or talks that they think will be...
nanoscale views
What is a Wigner crystal? Last week I was at the every-2-years Gordon Research Conference on Correlated Electron Systems at...
5 months ago
60
5 months ago
Last week I was at the every-2-years Gordon Research Conference on Correlated Electron Systems at lovely Mt. Holyoke.  It was very fun, but one key aspect of the culture of the GRCs is that attendees are not supposed to post about them on social media, thus encouraging presenters...
Many Worlds
The Evolving Science of Technosignatures The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio...
a year ago
4
a year ago
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio signals from distant civilizations.  The effort was centered at the Green Bank Observatory in West Virginia and was by today’s standards quite rudimentary. A much broader search...
Asterisk
Why Worry?
a year ago
Blog - Practical...
How This Bridge Was Rebuilt in 15 Days After Hurricane Ian [Note that this article is a transcript of the video embedded above.] On September 28, 2022,...
over a year ago
25
over a year ago
[Note that this article is a transcript of the video embedded above.] On September 28, 2022, Hurricane Ian made landfall on the western coast of Florida as a Category 4 storm, bringing enormous volumes of rainfall and extreme winds to the state. Ian was the deadliest hurricane to...
Math Is Still...
To Defend the Genome, These Cells Destroy Their Own DNA Under a microscope, cells in a worm embryo deliberately eliminated one-third of their genome — an...
a year ago
29
a year ago
Under a microscope, cells in a worm embryo deliberately eliminated one-third of their genome — an uncompromising tactic that may combat harmful genetic parasites. The post To Defend the Genome, These Cells Destroy Their Own DNA first appeared on Quanta Magazine
Out-of-Pocket Blog
Some Common Mistakes to Avoid When Pitching Angels | Out-Of-Pocket With some real decks and emails!
10 months ago
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 […]
Probably...
Comparing Distributions This is the second is a series of excerpts from Elements of Data Science which available from...
a month ago
27
a month ago
This is the second is a series of excerpts from Elements of Data Science which available from Lulu.com and online booksellers. It’s from Chapter 8, which is about representing distribution using PMFs and CDFs. This section explains why I think CDFs are often better for plotting...
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...
NeuroLogica Blog
Reconductoring our Electrical Grid Over the weekend when I was in Dallas for the eclipse, I ran into a local businessman who works in...
8 months ago
51
8 months ago
Over the weekend when I was in Dallas for the eclipse, I ran into a local businessman who works in the energy sector, mainly involved in new solar projects. This is not surprising as Texas is second only to California in solar installation. I asked him if he is experiencing a...
NeuroLogica Blog
GMOs – Ask a Farmer The topic of genetically modified organisms (GMOs) is a great target for science communication...
4 months ago
49
4 months ago
The topic of genetically modified organisms (GMOs) is a great target for science communication because public attitudes have largely been shaped by deliberate misinformation, and the research suggests that those attitudes can change in response to more accurate information. It is...
Melting Asphalt
Social Status II: Cults and Loyalty So my previous post on social status was recently treated to a review/​critique by Scott Alexander...
over a year ago
8
over a year ago
So my previous post on social status was recently treated to a review/​critique by Scott Alexander over at Slate Star Codex. I expect most of my readers are already big fans of Scott's blog (as am I). But for those… Read more ›
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...
The Works in...
Lost Science When discoveries are forgotten and then found
11 months ago
The Roots of...
Why you, personally, should want a larger human population What is the ideal size of the human population? One common answer is “much smaller.” Paul Ehrlich,...
10 months ago
26
10 months ago
What is the ideal size of the human population? One common answer is “much smaller.” Paul Ehrlich, co-author of The Population Bomb (1968), has as recently as 2018 promoted the idea that “the world’s optimum population is less than two billion people,” a reduction of the current...
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...
Quantum Frontiers
Announcing the quantum-steampunk creative-writing course! Why not run a quantum-steampunk creative-writing course? Quantum steampunk, as Quantum Frontiers...
3 months ago
41
3 months ago
Why not run a quantum-steampunk creative-writing course? Quantum steampunk, as Quantum Frontiers regulars know, is the aesthetic and spirit of a growing scientific field. Steampunk is a subgenre of science fiction. In it, futuristic technologies invade Victorian-era settings:...
Math Is Still...
Quantum Complexity Shows How to Escape Hawking’s Black Hole Paradox Inside of a black hole, the two theoretical pillars of 20th-century physics appear to clash. Now a...
a year ago
5
a year ago
Inside of a black hole, the two theoretical pillars of 20th-century physics appear to clash. Now a group of young physicists think they have resolved the conflict by appealing to the central pillar of the new century — the physics of quantum information. The post...
Math Is Still...
What Happens in a Mind That Can’t ‘See’ Mental Images Neuroscience research into people with aphantasia, who don’t experience mental imagery, is revealing...
4 months ago
17
4 months ago
Neuroscience research into people with aphantasia, who don’t experience mental imagery, is revealing how imagination works and demonstrating the sweeping variety in our subjective experiences. The post What Happens in a Mind That Can’t ‘See’ Mental Images first...
IEEE Spectrum
The Tremendous VR and CG Systems—of the 1960s Ivan Sutherland has blazed a truly unique trail through computing over the past six decades. One of...
a year ago
8
a year ago
Ivan Sutherland has blazed a truly unique trail through computing over the past six decades. One of the most influential figures in the story of computing, he helped to open new pathways for others to explore and dramatically extend: interactive computer graphics, virtual...
Chris Grossack's...
Talk -- What is Algebraic Geometry and Why Should You Care? So an embarrassing amount of time ago (Feburary 17?) I gave a talk for the undergraduate math club...
a year ago
11
a year ago
So an embarrassing amount of time ago (Feburary 17?) I gave a talk for the undergraduate math club titled “What is Algebraic Geometry, and Why Should You Care?”. I think it went quite well, and the audience seemed like they had a good time. I really wanted to have the talk...
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...
Asterisk
Culture Studies Montessori classrooms don’t have much in common with the Jesuit colleges of early modern Europe. But...
5 months ago
2
5 months ago
Montessori classrooms don’t have much in common with the Jesuit colleges of early modern Europe. But students in both settings learn more than a core curriculum — instead they’re taught a distinctive culture. And then they pass it on.
Math Is Still...
New Elliptic Curve Breaks 18-Year-Old Record Two mathematicians have renewed a debate about the fundamental nature of some of math’s most...
a month ago
19
a month ago
Two mathematicians have renewed a debate about the fundamental nature of some of math’s most important equations. The post New Elliptic Curve Breaks 18-Year-Old Record first appeared on Quanta Magazine
NeuroLogica Blog
Why Do Species Evolve to Get Bigger or Smaller Have you heard of Cope’s Rule or Foster’s Rule? American paleontologist Edward Drinker Cope first...
11 months ago
28
11 months ago
Have you heard of Cope’s Rule or Foster’s Rule? American paleontologist Edward Drinker Cope first noticed a trend in the fossil record that certain animal lineages tend to get bigger over evolutionary time. Most famously this was noticed in the horse lineage, beginning with small...
Out-of-Pocket Blog
The College Health Opportunity | Out-Of-Pocket We can make college healthcare better! And honestly we have to
a year ago
Willem Pennings
Fixing my heating system The heating system in my apartment building consists of a group of heat pumps that deliver warm...
7 months ago
37
7 months ago
The heating system in my apartment building consists of a group of heat pumps that deliver warm water to the underfloor heating system of about a dozen apartments, including mine. During the warm summer months, the system supplies cool water instead. The heat pumps figure out...
Light from Space
Elephant Trunk & IC 1396 A beautiful nebula in Cepheus. The middle bottom left of the image shows the “Elephant Trunk”,  but...
over a year ago
23
over a year ago
A beautiful nebula in Cepheus. The middle bottom left of the image shows the “Elephant Trunk”,  but the whole nebula IC 1396 shows much impressive detail. A whole layer of dark nebulas overlaps everything, looking like a giant explosion frozen in time. Total exposure time: 18h...
NeuroLogica Blog
Odysseus Lands on the Moon December 11, 1972, Apollo 17 soft landed on the lunar surface, carrying astronauts Gene Cernan and...
10 months ago
24
10 months ago
December 11, 1972, Apollo 17 soft landed on the lunar surface, carrying astronauts Gene Cernan and Harrison Schmitt. This was the last time anything American soft landed on the moon, over 50 years ago. It seems amazing that it’s been that long. On February 22, 2024, the Odysseus...
Interaction Magic -...
Hacking the terrorist timepiece The hardest part of building hardware interfaces is not having the right tools to prototype, test...
over a year ago
2
over a year ago
The hardest part of building hardware interfaces is not having the right tools to prototype, test and validate ideas. A behind the scenes look at my prototyping process, on a project to re-invent the famous Casio F-91W watch.
Blog - Practical...
These Metals Destroy Themselves to Prevent Rust [Note that this article is a transcript of the video embedded above.] This is the old Howard...
over a year ago
25
over a year ago
[Note that this article is a transcript of the video embedded above.] This is the old Howard Frankland Bridge that carries roughly 180,000 vehicles per day across Old Tampa Bay between St. Petersburg and Tampa, Florida. A replacement for the bridge is currently under...
Quantum Frontiers
It from Qubit: The Last Hurrah Editor’s note: Since 2015, the Simons Foundation has supported the “It from Qubit” collaboration, a...
a year ago
6
a year ago
Editor’s note: Since 2015, the Simons Foundation has supported the “It from Qubit” collaboration, a group of scientists drawing on ideas from quantum information theory to address deep issues in fundamental physics. The collaboration held its “Last Hurrah” event at … Continue...
Out-of-Pocket Blog
The Change Healthcare Debacle | Out-Of-Pocket what are clearinghouses and do we still need them?
9 months ago
Blog - Practical...
Why There's a Legal Price for a Human Life [Note that this article is a transcript of the video embedded above.] One of the very first...
a year ago
61
a year ago
[Note that this article is a transcript of the video embedded above.] One of the very first documented engineering disasters happened in 27 AD in the early days of the Roman Empire. A freed slave named Atilius built a wooden amphitheater in a town called Fidenae outside of Rome....
Asterisk
Cows vs. Chemists: The Health Debates Over Plant-Based Meat Everyone wants to know if plant-based meats are good for you. Despite what you might read, no one...
a year ago
2
a year ago
Everyone wants to know if plant-based meats are good for you. Despite what you might read, no one has a definitive answer.
Casey Handmer's blog
It Is Time To Build The Monster Scope A shorter version of this post was published in Palladium on 10/18/24. This version incorporates...
3 weeks ago
4
3 weeks ago
A shorter version of this post was published in Palladium on 10/18/24. This version incorporates helpful feedback from a number of knowledgeable readers.  With the recent SpaceX Starship orbital flight tests, it is time to commit to building the largest physically possible space...
nanoscale views
Brief items - light-driven diamagnetism, nuclear recoil, spin transport in VO2 Real life continues to make itself felt in various ways this summer (and that's not even an allusion...
5 months ago
52
5 months ago
Real life continues to make itself felt in various ways this summer (and that's not even an allusion to political madness), but here are three papers (two from others and a self-indulgent plug for our work) you might find interesting. There has been a lot of work in recent...
Math Is Still...
The Hidden Brain Connections Between Our Hands and Tongues Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary...
a year ago
26
a year ago
Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary relationships. The post The Hidden Brain Connections Between Our Hands and Tongues first appeared on Quanta Magazine
Quantum Frontiers
The power of awe Mid-afternoon, one Saturday late in September, I forgot where I was. I forgot that I was visiting...
a year ago
20
a year ago
Mid-afternoon, one Saturday late in September, I forgot where I was. I forgot that I was visiting Seattle for the second time; I forgot that I’d just finished co-organizing a workshop partially about nuclear physics for the first time. I’d … Continue reading →
NeuroLogica Blog
Flooding is Increasing Last month my flight home from Chicago was canceled because of an intense rainstorm. In CT the storm...
3 months ago
29
3 months ago
Last month my flight home from Chicago was canceled because of an intense rainstorm. In CT the storm was intense enough to cause flash flooding, which washed out roads and bridges and shut down traffic in many areas. The epicenter of the rainfall was in Oxford, CT (where my...
NeuroLogica Blog
Trust in Science How much does the public trust in science and scientists? Well, there’s some good news and some bad...
a year ago
6
a year ago
How much does the public trust in science and scientists? Well, there’s some good news and some bad news. Let’s start with the bad news – a recent Pew survey finds that trust in scientist has been in decline for the last few years. From its recent peak in 2019, those who answered...
The Roots of...
What if they gave an Industrial Revolution and nobody came? Imagine you could go back in time to the ancient world to jump-start the Industrial Revolution. You...
a year ago
76
a year ago
Imagine you could go back in time to the ancient world to jump-start the Industrial Revolution. You carry with you plans for a steam engine, and you present them to the emperor, explaining how the machine could be used to drain water out of mines, pump bellows for blast furnaces,...
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...
ToughSF
Actively Cooled Armor: from Helium to Liquid Tin. We have seen designs for long ranged particle beams and powerful lasers. Could they be the end-all,...
over a year ago
5
over a year ago
We have seen designs for long ranged particle beams and powerful lasers. Could they be the end-all, be-all of space warfare? Not if we fend off their destructive power with actively cooled armor. Let's have a look at the different cooling solutions, from high pressure gas to...
Math Is Still...
Some Neural Networks Learn Language Like Humans Researchers uncover striking parallels in the ways that humans and machine learning models acquire...
a year ago
53
a year ago
Researchers uncover striking parallels in the ways that humans and machine learning models acquire language skills. The post Some Neural Networks Learn Language Like Humans first appeared on Quanta Magazine
Drew Ex Machina
Rockets Falling from Orbit: The Saturn V That Launched NASA’s Skylab In recent years, the uncontrolled reentries of the spent 22-metric ton core stages of China’s new...
over a year ago
20
over a year ago
In recent years, the uncontrolled reentries of the spent 22-metric ton core stages of China’s new Long March 5B heavy lift launch vehicle, used to orbit […]
Math Is Still...
Physicists Create Elusive Particles That Remember Their Pasts In two landmark experiments, researchers used quantum processors to engineer exotic particles that...
a year ago
61
a year ago
In two landmark experiments, researchers used quantum processors to engineer exotic particles that have captivated physicists for decades. The work is a step toward crash-proof quantum computers. The post Physicists Create Elusive Particles That Remember Their Pasts...
Math Is Still...
Doubts Grow About the Biosignature Approach to Alien-Hunting Recent controversies bode ill for the effort to detect life on other planets by analyzing the gases...
9 months ago
20
9 months ago
Recent controversies bode ill for the effort to detect life on other planets by analyzing the gases in their atmospheres. The post Doubts Grow About the Biosignature Approach to Alien-Hunting first appeared on Quanta Magazine
Sean Carroll
The Biggest Ideas in the Universe | 23. Criticality and Complexity Spherical cows are important because they let us abstract away all the complications of the real...
over a year ago
44
over a year ago
Spherical cows are important because they let us abstract away all the complications of the real world and think about underlying principles. But what about when the complications are the point? Then we enter the realm of complex systems — which, interestingly, has its own...
Out-of-Pocket Blog
More 2022 predictions | Out-Of-Pocket A curation of your 2022 predictions
a year ago
Quantum Frontiers
Noncommuting charges are much like Batman Understanding a character’s origins enriches their narrative and motivates their actions. Take...
9 months ago
29
9 months ago
Understanding a character’s origins enriches their narrative and motivates their actions. Take Batman as an example: without knowing his backstory, he appears merely as a billionaire who might achieve more by donating his wealth rather than masquerading as a bat … Continue...
Probably...
Rip-off ETF? An article in a recent issue of The Economist suggests, right in the title, “Investors should avoid...
3 months ago
36
3 months ago
An article in a recent issue of The Economist suggests, right in the title, “Investors should avoid a new generation of rip-off ETFs”. An ETF is an exchange-traded fund, which holds a collection of assets and trades on an exchange like a single stock. For example, the SPDR S&P...
Out-of-Pocket Blog
Silly little rules in healthcare | Out-Of-Pocket The industry is chock full of ‘em, here's 3
6 months ago
symmetry magazine
Collaboration builds fantastical stories from nuggets of truth What happens when you pair CERN scientists with science fiction writers to create short stories...
a year ago
NeuroLogica Blog
911 Conspiracy Theories Persist On September 11, 2001, as part of a planned terrorist attack, commercial planes were hijacked and...
a month ago
22
a month ago
On September 11, 2001, as part of a planned terrorist attack, commercial planes were hijacked and flown into each of the two towers at the World Trade Center in New York. A third plane was flown into the Pentagon, and a fourth crashed after the passengers fought back. This, of...
NeuroLogica Blog
The Science of Gift Giving There is a lot of social psychology out there providing information that can inform our everyday...
a year ago
6
a year ago
There is a lot of social psychology out there providing information that can inform our everyday lives, and most people are completely unaware of the research. Richard Wiseman makes this point in his book, 59 Seconds – we actually have useful scientific information, and yet we...
Drew Ex Machina
First Pictures: Earthrise from Apollo 8 – December 24, 1968 The year 1968 was a tumultuous one in the US with many political and cultural changes punctuated by...
12 months ago
41
12 months ago
The year 1968 was a tumultuous one in the US with many political and cultural changes punctuated by the assassination of prominent public figures, violent protests […]
Math Is Still...
The Astonishing Behavior of Recursive Sequences Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling...
a year ago
9
a year ago
Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling patterns have revealed ties to graph theory and prime numbers, awing mathematicians. The post The Astonishing Behavior of Recursive Sequences first appeared on Quanta...
symmetry magazine
Kétévi Assamagan pays it forward Kétévi Assamagan's contributions to physics go beyond his research at the Large Hadron...
a year ago
22
a year ago
Kétévi Assamagan's contributions to physics go beyond his research at the Large Hadron Collider. Kétévi Assamagan first became interested in physics in high school—because he had to be. His school in Togo, in West Africa, required students to declare a major....
NeuroLogica Blog
Fake Fossils In 1931 a fossil lizard was recovered from the Italian Alps, believed to be a 280 million year old...
10 months ago
25
10 months ago
In 1931 a fossil lizard was recovered from the Italian Alps, believed to be a 280 million year old specimen. The fossil was also rare in that it appeared to have some preserved soft tissue. It was given the species designation Tridentinosaurus antiquus and was thought to be part...
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
9
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...
ToughSF
Fusion without Fissiles: Superbombs and Wilderness Orion Fusion technology today relies on expensive, building-sized equipment for ignition, or the help of...
over a year ago
6
over a year ago
Fusion technology today relies on expensive, building-sized equipment for ignition, or the help of an already powerful fission detonation. What if we could do away with both? Fusion power without the need for fissiles, but also small enough to be launched into space. It is...
Explorations of an...
2023 Part 1: January Through Early March (Argentina, Uruguay) Over the next little while I will be making a few photo-heavy blog posts, highlighting a few of my...
12 months ago
9
12 months ago
Over the next little while I will be making a few photo-heavy blog posts, highlighting a few of my favourite memories from 2023. Laura and I finished our extending traveling in Latin America, but the first four months of 2023 saw us visiting Argentina, Uruguay and Brazil to close...
Explorations of an...
A Quest Nature Tour To Borneo: Tabin Wildlife Reserve And Danum Valley We left the Kinabatangan River behind and transferred to our next destination, the Tabin Wildlife...
a month ago
3
a month ago
We left the Kinabatangan River behind and transferred to our next destination, the Tabin Wildlife Reserve. This is the largest swath of protected forest; an area of lowland primary and logged forest that is home to iconic species like the Bornean Pygmy Elephant, the Sun Bear and...
Stephen Wolfram...
Computing the Eclipse: Astronomy in the Wolfram Language Basic Eclipse Computation It’s taken millennia to get to the point where it’s possible to accurately...
8 months ago
31
8 months ago
Basic Eclipse Computation It’s taken millennia to get to the point where it’s possible to accurately compute eclipses. But now—as a tiny part of making “everything in the world” computable—computation about eclipses is just a built-in feature of the Wolfram Language. The core...
Out-of-Pocket Blog
Random Uncontrolled Trials/Tweets | Out-Of-Pocket I need to deactivate my Twitter smh
a year ago
Blog - Practical...
HEAVY CONSTRUCTION of a Sewage Pump Station - Ep 5 This is the fifth and final episode of a five-part pilot series to gauge your interest in "How It's...
a year ago
47
a year ago
This is the fifth and final episode of a five-part pilot series to gauge your interest in "How It's Made"-esque heavy construction videos. Drop a comment or send me an email to let me know what you think! Watch on YouTube above or ad-free on Nebula here.
Out-of-Pocket Blog
Newsletter One + Patient Zero | Out-Of-Pocket Shall we begin?
a year ago
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,...
Many Worlds
Preparing For The Habitable Worlds Observatory, Our Best Shot at Finding ET Life In a solar system far, far away, life of some sort is just waiting to be found.  Or so the world of...
a year ago
6
a year ago
In a solar system far, far away, life of some sort is just waiting to be found.  Or so the world of astrobiology sure hopes it is. The new player in the astrobiology world, now called the Habitable Worlds Observatory (HWO), is planned to launch in the 2040s if all goes well. ...
Math Is Still...
Cells Across the Body Talk to Each Other About Aging Biologists discovered that mitochondria in different tissues talk to each other to repair injured...
11 months ago
8
11 months ago
Biologists discovered that mitochondria in different tissues talk to each other to repair injured cells. When their signal fails, the biological clock starts winding down. The post Cells Across the Body Talk to Each Other About Aging first appeared on Quanta Magazine
Out-of-Pocket Blog
Scheduling, Medicaid Opportunities, and Health MBAs with Sandy Varatharajah | Out-Of-Pocket misconceptions, opportunities, and more
a year ago
The Works in...
Anemia and Malaria In malaria endemic regions, being anemic could be keeping children safe
2 months ago
NeuroLogica Blog
Non-Invasive Deep Brain Stimulation We are rapidly entering the era of neuromodulation – using electrical and magnetic fields in order...
6 months ago
58
6 months ago
We are rapidly entering the era of neuromodulation – using electrical and magnetic fields in order to increase or decrease the activity of specific regions and circuits in the brain. Such treatments are already shown to be effective in treating some Parkinson’s symptoms,...
The Works in...
Growing Forests As countries develop, deforestation drops
a year ago
NeuroLogica Blog
Intuitive and Analytical Thinking Here is a relatively simple math problem:  A bat and a ball cost $1.10 combined. The bat costs $1...
a year ago
55
a year ago
Here is a relatively simple math problem:  A bat and a ball cost $1.10 combined. The bat costs $1 more than the ball. How much does the ball cost? (I will provide the answer below the fold.) This problem is the basis of a large psychological literature on thinking systems in the...
symmetry magazine
Seeing the full picture with line-intensity mapping Astronomers are championing a relatively new technique as a method to understand the structure of...
a year ago
7
a year ago
Astronomers are championing a relatively new technique as a method to understand the structure of the early universe in three dimensions.
Out-of-Pocket Blog
Decentralizing Journals and Peer Review DAOs | Out-Of-Pocket the evolution of legitimacy in scientific publishing
a year ago
NeuroLogica Blog
Havana Syndrome Revisited Last month I wrote about Havana Syndrome, the claim that a number of American and Canadian diplomats...
7 months ago
57
7 months ago
Last month I wrote about Havana Syndrome, the claim that a number of American and Canadian diplomats and military personnel were the targets of some sort of directed energy weapon attack causing symptoms of headache, disorientation, nausea, and sometimes associated with an...
Out-of-Pocket Blog
Match Day and the Unmatched | Out-Of-Pocket an underutilized workforce?
a year ago
Uncharted...
What Is the Earth’s Carrying Capacity? Most "experts" don't understand technology or economics
a month ago
The Works in...
New York’s long road to congestion pricing The decades of work that went into getting the policy very, very close to the finish line
4 months ago
NeuroLogica Blog
Electronic Noses I am always sniffing around (pun intended) for new and interesting technology, especially anything...
2 months ago
32
2 months ago
I am always sniffing around (pun intended) for new and interesting technology, especially anything that I think is currently flying under the radar of public awareness but has the potential to transform our world in some way. I think electronic nose technology fits into this...
Math Is Still...
New Proof Finds the ‘Ultimate Instability’ in a Solar System Model For the first time, mathematicians have proved that planetary orbits in a solar system will always...
a year ago
54
a year ago
For the first time, mathematicians have proved that planetary orbits in a solar system will always be unstable. The post New Proof Finds the ‘Ultimate Instability’ in a Solar System Model first appeared on Quanta Magazine
Quantum Frontiers
Quantum computing vs. Grubhub pon receiving my speaking assignments for the Tucson Festival of Books, I mentally raised my...
a year ago
43
a year ago
pon receiving my speaking assignments for the Tucson Festival of Books, I mentally raised my eyebrows. I’d be participating in a panel discussion with Mike Evans, the founder of Grubhub? But I hadn’t created an app that’s a household name. I … Continue reading →
Tikalon Blog by Dev...
Adornment "Form follows function" is a maxim that an object's shape and appearance should be defined only by...
3 months ago
4
3 months ago
"Form follows function" is a maxim that an object's shape and appearance should be defined only by its purpose or function. A quick perusal of any antique shop will show that this maxim is generally ignored. Humans (Homo sapiens) have been called "naked apes," but we and our...
Math Is Still...
The Researcher Who Explores Computation by Conjuring New Worlds Russell Impagliazzo studies hard problems, the limits of cryptography, the nature of randomness and...
9 months ago
19
9 months ago
Russell Impagliazzo studies hard problems, the limits of cryptography, the nature of randomness and more. The post The Researcher Who Explores Computation by Conjuring New Worlds first appeared on Quanta Magazine
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...
Melting Asphalt
A Natural History of Beauty A mashup of ideas from David Deutsch, Geoffrey Miller, and Richard Prum, with a little César Hidalgo...
over a year ago
7
over a year ago
A mashup of ideas from David Deutsch, Geoffrey Miller, and Richard Prum, with a little César Hidalgo thrown in for good measure. —— Of all the problems that can plague a discussion of beauty — and there are several — perhaps… Read more ›
Eukaryote Writes...
Recommendation: reports on the search for missing hiker Bill Ewasko How to find someone who has died in the wilderness.
4 months ago
Drew Ex Machina
GOES Video of Solar Eclipse – October 14, 2023 Solar eclipses have fascinated humanity since ancient times and the annular eclipse of October 14,...
a year ago
45
a year ago
Solar eclipses have fascinated humanity since ancient times and the annular eclipse of October 14, 2023 was no different. Unlike a total solar eclipse where the […]
Cremieux Recueil
Trump Should Finish What He Started A guestpost calling for Trump to finish radically reforming the tax system
3 weeks ago
Quantum Frontiers
The rain in Portugal My husband taught me how to pronounce the name of the city where I’d be presenting a talk late last...
10 months ago
67
10 months ago
My husband taught me how to pronounce the name of the city where I’d be presenting a talk late last July: Aveiro, Portugal. Having studied Spanish, I pronounced the name as Ah-VEH-roh, with a v partway to a hard b. … Continue reading →
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
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 […]
ToughSF
The Lofstrom Loop: A Bridge to Space Imagine you could take a train ride to space. Tracks that slope up into the sky, higher and higher,...
a year ago
53
a year ago
Imagine you could take a train ride to space. Tracks that slope up into the sky, higher and higher, until you reach a plateau above the planet where it’s a straight line up to orbital velocity. That’s what’s possible with a Lofstrom Loop. But sending you into orbit is just one...
Math Is Still...
Why the Human Brain Perceives Small Numbers Better Neuroscientists recently discovered that small numbers have a different neural signature than larger...
a year ago
8
a year ago
Neuroscientists recently discovered that small numbers have a different neural signature than larger ones, offering a new look into the brain’s number system and its connections to memory and mathematics. The post Why the Human Brain Perceives Small Numbers Better...
The Roots of...
What I’ve been reading, May 2023 This is a monthly feature. As usual, I’ve omitted recent blog posts and such, which you can find in...
a year ago
43
a year ago
This is a monthly feature. As usual, I’ve omitted recent blog posts and such, which you can find in my links digests. John Gall, The Systems Bible (2012), aka Systemantics, 3rd ed. A concise, pithy collection of wisdom about “systems”, mostly human organizations, projects, and...
Chris Grossack's...
Proving Another "Real Theorem" with Topos Theory Another day, another post that starts with “So I was on mse…”, lol. Somebody asked whether...
9 months ago
27
9 months ago
Another day, another post that starts with “So I was on mse…”, lol. Somebody asked whether maximizing over a compact set is a continuous thing to do. That is, given a continuous function $f : K \times X \to \mathbb{R}$ is the function $x \mapsto \max_{k \in K} f(k,x)$...
IEEE Spectrum
Why the Art of Invention Is Always Being Reinvented Every invention begins with a problem—and the creative act of seeing a problem where others might...
a month ago
26
a month ago
Every invention begins with a problem—and the creative act of seeing a problem where others might just see unchangeable reality. For one 5-year-old, the problem was simple: She liked to have her tummy rubbed as she fell asleep. But her mom, exhausted from working two jobs, often...
Asterisk
Can You Trust An AI Press Release? Of course not. Here’s how leading AI labs mislead consumers, journalists, and each other.
5 months ago
Stephen Wolfram...
On the Nature of Time The Computational View of Time Time is a central feature of human experience. But what actually is...
2 months ago
38
2 months ago
The Computational View of Time Time is a central feature of human experience. But what actually is it? In traditional scientific accounts it’s often represented as some kind of coordinate much like space (though a coordinate that for some reason is always systematically...
NeuroLogica Blog
Scammers on the Rise Good rule of thumb – assume it’s a scam. Anyone who contacts you, or any unusual encounter, assume...
10 months ago
52
10 months ago
Good rule of thumb – assume it’s a scam. Anyone who contacts you, or any unusual encounter, assume it’s a scam and you will probably be right. Recently I was called on my cell phone by someone claiming to be from Venmo. They asked me to confirm if I had just made two fund...
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...
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
Explorations of an...
Borneo: Ridiculous Mothing At Trus Madi Entomology Camp When doing research on the few possible "lifer" birds that I could find on this trip to Sabah, and...
a week ago
6
a week ago
When doing research on the few possible "lifer" birds that I could find on this trip to Sabah, and in particular, looking for sites to find the Bornean Frogmouth, I read about the Trus Madi Entomology Camp. This piqued my interest, as there is almost nothing I like more than...
Math Is Still...
An Easy-Sounding Problem Yields Numbers Too Big for Our Universe Researchers prove that navigating certain systems of vectors is among the most complex computational...
a year ago
8
a year ago
Researchers prove that navigating certain systems of vectors is among the most complex computational problems. The post An Easy-Sounding Problem Yields Numbers Too Big for Our Universe first appeared on Quanta Magazine
Asterisk
Community Organizing
a month ago
Andrew Fraknoi –...
Black Hole Has Daily Meals Worthy of Thanksgiving You think you ate too much?  No matter how stuffed you were after Thanksgiving (or another...
3 weeks ago
12
3 weeks ago
You think you ate too much?  No matter how stuffed you were after Thanksgiving (or another celebratory meal), it’s nothing compared to Quasar J0529-4351, which astronomers observed earlier this year to be consuming the mass of our entire Sun EACH and every day!  They called it...
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...
Interaction Magic -...
Modelling my brain A 22 hour medical experiment breathing 12% oxygen, and the 7000 images of my brain that came out of...
over a year ago
2
over a year ago
A 22 hour medical experiment breathing 12% oxygen, and the 7000 images of my brain that came out of it.
Math Is Still...
How Did Altruism Evolve? If evolution favors the survival of the fittest, where did the impulse to help others come from?...
10 months ago
30
10 months ago
If evolution favors the survival of the fittest, where did the impulse to help others come from? Host Janna Levin speaks with Stephanie Preston, a neuropsychologist who studies the biology of altruism. The post How Did Altruism Evolve? first appeared on Quanta...
Many Worlds
Getting To Know Rogue Planets In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large...
a year ago
6
a year ago
In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large and small orbiting around it.   This is hardly surprising since planets are pretty much exclusively illustrated in solar systems and, until the onset of the 21st century, no other...
Eukaryote Writes...
Carl Sagan, nuking the moon, and not nuking the moon Most of us go about our lives comforted by the thought “I would never drop a nuclear weapon on the...
8 months ago
70
8 months ago
Most of us go about our lives comforted by the thought “I would never drop a nuclear weapon on the moon.” The truth is that given a lot of power, a nuclear weapon, and a lot of extremely specific circumstances, we too might find ourselves thinking “I should nuke the moon.”
nanoscale views
What is a metal-insulator transition? The recent excitement about the alleged high temperature superconductor "LK99" has introduced some...
a year ago
10
a year ago
The recent excitement about the alleged high temperature superconductor "LK99" has introduced some in the public to the idea of a metal-insulator or insulator-metal transition (MIT/IMT).  For example, one strong candidate explanation for the sharp drop in resistance as a function...
Asterisk
Want Growth? Kill Small Businesses The central question of development economics is simple: how can poor countries become rich? The...
5 months ago
2
5 months ago
The central question of development economics is simple: how can poor countries become rich? The answer is neither small-scale, targeted interventions nor broad generalizations about growth. Instead, we should focus on firms.
IEEE Spectrum
In 1926, TV Was Mechanical John Logie Baird had a lot of ingenious ideas, not all of which caught on. His phonovision was an...
3 months ago
29
3 months ago
John Logie Baird had a lot of ingenious ideas, not all of which caught on. His phonovision was an early attempt at video recording, with the signals preserved on phonograph records. His noctovision used infrared light to see objects in the dark, which some experts claim was a...
NeuroLogica Blog
Will AI Make Work Redundant? Artificial Intelligence (AI) is coming for your job. This, at least, is increasingly conventional...
a year ago
6
a year ago
Artificial Intelligence (AI) is coming for your job. This, at least, is increasingly conventional wisdom, but I’m not so sure. In a recent interview, Elon Musk predicted that AI would “make paid work redundant.” I encountered the same opinion watching the latest season of...
Math Is Still...
Magnetism May Have Given Life Its Molecular Asymmetry The preferred “handedness” of biomolecules could have emerged from biased interactions between...
a year ago
6
a year ago
The preferred “handedness” of biomolecules could have emerged from biased interactions between electrons and magnetic surfaces, new research suggests. The post Magnetism May Have Given Life Its Molecular Asymmetry first appeared on Quanta Magazine
Out-of-Pocket Blog
Secret Research Techniques | Out-Of-Pocket A magician always reveals his tricks for the purposes of engagement
a year ago
Sean Carroll
George B. Field, 1929-2024 George Field, brilliant theoretical astrophysicist and truly great human being, passed away on the...
4 months ago
46
4 months ago
George Field, brilliant theoretical astrophysicist and truly great human being, passed away on the morning of July 31. He was my Ph.D. thesis advisor and one of my favorite people in the world. I often tell my own students that the two most important people in your life who you...
NeuroLogica Blog
UFOs – Has the Narrative Shifted In an interview for Newsweek, Michio Kaku was asked about UFOs. Here’s his response: Well, first of...
a year ago
52
a year ago
In an interview for Newsweek, Michio Kaku was asked about UFOs. Here’s his response: Well, first of all, I think that there’s been a game changer. In the old days, the burden of proof was on the true believers to prove that what they saw last night was a flying saucer of some...
The Roots of...
What does it mean to “trust science”? And this, my children, is why we do not say things like “I believe in science”. I mean, don’t get me...
a year ago
12
a year ago
And this, my children, is why we do not say things like “I believe in science”. I mean, don’t get me wrong, science definitely exists—I’ve seen it. But not everything that calls itself science is science, and even good science sometimes gets wrong results. –Megan McArdle Should...
Math Is Still...
How to Guarantee the Safety of Autonomous Vehicles As computer-driven cars and planes become more common, the key to preventing accidents, researchers...
11 months ago
36
11 months ago
As computer-driven cars and planes become more common, the key to preventing accidents, researchers show, is to know what you don’t know. The post How to Guarantee the Safety of Autonomous Vehicles first appeared on Quanta Magazine
Andrew Fraknoi –...
Good Meteor Shower This Week Wednesday evening and Thursday morning (Dec. 13-14) is the peak time for one of the best meteor...
a year ago
6
a year ago
Wednesday evening and Thursday morning (Dec. 13-14) is the peak time for one of the best meteor showers of the year – the Geminids.  The post Good Meteor Shower This Week appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Math Is Still...
When Data Is Missing, Scientists Guess. Then Guess Again. Across the social and biological sciences, statisticians use a technique that leverages randomness...
2 months ago
21
2 months ago
Across the social and biological sciences, statisticians use a technique that leverages randomness to deal with the unknown. The post When Data Is Missing, Scientists Guess. Then Guess Again. first appeared on Quanta Magazine
Uncharted...
Desalination: a Future of Infinite Water Desalination is finally cheap, and it’s only getting cheaper. Will this usher a world of plentiful...
a month ago
4
a month ago
Desalination is finally cheap, and it’s only getting cheaper. Will this usher a world of plentiful water everywhere? Will we be able to build in the Sahara?
The Roots of...
Video: Intro to progress studies at Learning Night Boston I got invited to speak at Learning Night Boston and give an intro to progress studies: why study...
a year ago
53
a year ago
I got invited to speak at Learning Night Boston and give an intro to progress studies: why study progress, and why do we need a new philosophy of progress? There are then a few minutes of Q&A. (It was in a bar and the audio quality is poor, sorry.)
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.
Damn Interesting
The Traveler and His Baggage On 19 May 1943, a news report from Berlin deepened the already dreary gloom that clung to the people...
over a year ago
8
over a year ago
On 19 May 1943, a news report from Berlin deepened the already dreary gloom that clung to the people of Nazi-occupied Paris. Propaganda Minister Joseph Goebbels proudly announced to the world that the German capital of Berlin was officially judenfrei–free of all Jews. As this...
Math Is Still...
Complexity Theory’s 50-Year Journey to the Limits of Knowledge How hard is it to prove that problems are hard to solve? Meta-complexity theorists have been asking...
a year ago
17
a year ago
How hard is it to prove that problems are hard to solve? Meta-complexity theorists have been asking questions like this for decades. A string of recent results has started to deliver answers. The post Complexity Theory’s 50-Year Journey to the Limits of Knowledge...
Math Is Still...
Meet Strange Metals: Where Electricity May Flow Without Electrons For 50 years, physicists have understood current as a flow of charged particles. But a new...
a year ago
9
a year ago
For 50 years, physicists have understood current as a flow of charged particles. But a new experiment has found that in at least one strange material, this understanding falls apart. The post Meet Strange Metals: Where Electricity May Flow Without Electrons first...
Math Is Still...
Cellular Self-Destruction May Be Ancient. But Why? How did cells evolve a process to end their own lives? Recent research suggests that apoptosis, a...
9 months ago
34
9 months ago
How did cells evolve a process to end their own lives? Recent research suggests that apoptosis, a form of programmed cell death, first arose billions of years ago in bacteria with a primitive sociality. The post Cellular Self-Destruction May Be Ancient. But Why? first...
Light from Space
The Path to the Pillars of Creation Famously photographed by the Hubble Space Telescope, here's my first look at the Pillars of Creation...
over a year ago
21
over a year ago
Famously photographed by the Hubble Space Telescope, here's my first look at the Pillars of Creation in the Eagle Nebula (Messier 16). Total exposure time: 16h 5m Shot from my driveway near Tucson, AZ in April & May 2022 Telescope: William Optics RedCat 51 (250mm focal length ƒ
Math Is Still...
JWST Spots Giant Black Holes All Over the Early Universe Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb...
a year ago
9
a year ago
Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb Space Telescope observations are finding an unexpected abundance of the beasts. The post JWST Spots Giant Black Holes All Over the Early Universe first appeared on...
Math Is Still...
The New Math of How Large-Scale Order Emerges The puzzle of emergence asks how regularities emerge on macro scales out of uncountable constituent...
6 months ago
60
6 months ago
The puzzle of emergence asks how regularities emerge on macro scales out of uncountable constituent parts. A new framework has researchers hopeful that a solution is near. The post The New Math of How Large-Scale Order Emerges first appeared on Quanta Magazine
Out-of-Pocket Blog
Special Edition - WoW | Out-Of-Pocket World Of Warcraft vs. COVID-19
a year ago
Math Is Still...
Computer Scientists Combine Two ‘Beautiful’ Proof Methods Three researchers have figured out how to craft a proof that spreads out information while keeping...
2 months ago
39
2 months ago
Three researchers have figured out how to craft a proof that spreads out information while keeping it perfectly secret. The post Computer Scientists Combine Two ‘Beautiful’ Proof Methods first appeared on Quanta Magazine
ToughSF
Particle Beams in Space Science fiction is missing a realistic and grounded look at particle beams. We plan to do just that...
over a year ago
6
over a year ago
Science fiction is missing a realistic and grounded look at particle beams. We plan to do just that now.   After reading this, you might decide to give particle beams their rightful place alongside lasers as a means of transmitting power, propelling spacecraft or dealing damage...
NeuroLogica Blog
Categorization and What’s In a Name Categorization is critical in science, but it is also very tricky, often deceptively so. We need to...
11 months ago
11
11 months ago
Categorization is critical in science, but it is also very tricky, often deceptively so. We need to categorize things to help us organize our knowledge, to understand how things work and relate to each other, and to communicate efficiently and precisely. But categorization can...
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...
The First Nuclear Clock Will Test if Fundamental Constants Change An ultra-precise measurement of a transition in the hearts of thorium atoms gives physicists a tool...
3 months ago
24
3 months ago
An ultra-precise measurement of a transition in the hearts of thorium atoms gives physicists a tool to probe the forces that bind the universe. The post The First Nuclear Clock Will Test if Fundamental Constants Change first appeared on Quanta Magazine
Asterisk
From Warp Speed to 100 Days During the COVID pandemic, we learned to design vaccines within weeks. Now, the bottleneck is...
a year ago
2
a year ago
During the COVID pandemic, we learned to design vaccines within weeks. Now, the bottleneck is testing that they work. To get even faster, we need innovations in clinical trial design.
Math Is Still...
A New Approach to Computation Reimagines Artificial Intelligence By imbuing enormous vectors with semantic meaning, we can get machines to reason more abstractly —...
a year ago
94
a year ago
By imbuing enormous vectors with semantic meaning, we can get machines to reason more abstractly — and efficiently — than before. The post A New Approach to Computation Reimagines Artificial Intelligence first appeared on Quanta Magazine
Drew Ex Machina
Recollections of NASA’s Apollo 11 Mission Like a lot of kids who grew up during the ‘60s and ‘70s, I had a fascination with spaceflight. This...
5 months ago
50
5 months ago
Like a lot of kids who grew up during the ‘60s and ‘70s, I had a fascination with spaceflight. This interest started honestly enough back around […]
Blog - Practical...
How Do Fish Ladders Work? [Note that this article is a transcript of the video embedded above.] Building a dam imparts a...
8 months ago
74
8 months ago
[Note that this article is a transcript of the video embedded above.] Building a dam imparts a stupendous change to the environment, and as with any change, there are winners and losers. The winners are usually us, people, through hydropower generation, protection from flooding,...
Math Is Still...
Physicists Reveal a Quantum Geometry That Exists Outside of Space and Time A decade after the discovery of the “amplituhedron,” physicists have excavated more of the timeless...
2 months ago
30
2 months ago
A decade after the discovery of the “amplituhedron,” physicists have excavated more of the timeless geometry underlying the standard picture of how particles move. The post Physicists Reveal a Quantum Geometry That Exists Outside of Space and Time first appeared on...
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...
How Failure Has Made Mathematics Stronger The topologist Danny Calegari discusses the inevitability of disappointment in math, and how to...
7 months ago
46
7 months ago
The topologist Danny Calegari discusses the inevitability of disappointment in math, and how to learn from it. The post How Failure Has Made Mathematics Stronger first appeared on Quanta Magazine
NeuroLogica Blog
The Moon Race is On Back in the 1960 there was a race to land people on the Moon between the US and the Soviet Union....
6 months ago
51
6 months ago
Back in the 1960 there was a race to land people on the Moon between the US and the Soviet Union. This was very much a part of the cold war, with each country interested in showing off its technical prowess to the world with a technology closely related to that needed to deliver...
Drew Ex Machina
Memories of Project RAMOS (Russian American Observation Satellites) 1991 – 2004 During the course of my professional career, one of the more important projects I had the pleasure...
a year ago
28
a year ago
During the course of my professional career, one of the more important projects I had the pleasure to work on was the joint US/Russian Federation (RF) […]
Out-of-Pocket Blog
How to integrate into an EMR and why Epic won with Brendan Keeler | Out-Of-Pocket everything you need to know about EMRs, healthcare data standards, and integrations
a year ago
nanoscale views
What is a spin glass? As mentioned previously, structural glasses are materials in which there is no periodic lattice (no...
a year ago
45
a year ago
As mentioned previously, structural glasses are materials in which there is no periodic lattice (no long-range spatial order) and the building blocks get "stuck" in some configuration, kinetically unable to get to the true energetic minimum state which would almost certainly be a...
brr
Snowdrifts 4 days of blown snow into a doorway.
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...
The Works in...
Links in Progress: rising incomes do not always mean fewer births And how having a baby can make you believe in the future
2 months ago
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...
Math Is Still...
Physicists Puzzle Over Emergence of Strange Electron Aggregates Electrons have been seen uniting into entities with fractions of electric charge, this time without...
6 months ago
71
6 months ago
Electrons have been seen uniting into entities with fractions of electric charge, this time without a magnetic field coaxing them into it. The post Physicists Puzzle Over Emergence of Strange Electron Aggregates first appeared on Quanta Magazine
Math Is Still...
Can Psychedelics Improve Mental Health? Research suggests that psychedelic drugs can reopen critical periods of brain development to create...
6 months ago
45
6 months ago
Research suggests that psychedelic drugs can reopen critical periods of brain development to create opportunities for re-learning and psychological healing. In this episode, co-host Janna Levin speaks with Gül Dölen, a neuroscientist studying the therapeutic potential of...
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...
nanoscale views
The fusion story of the day There is a press conference going on right now announcing a breakthrough at the National Ignition...
over a year ago
26
over a year ago
There is a press conference going on right now announcing a breakthrough at the National Ignition Facility at Livermore.   The NIF is an inertial confinement fusion facility that uses 192 laser beams to compress a fuel pellet containing deuterium and tritium.  The pellet is...
Probably...
How Does World Population Grow? Recently I posed this question on Twitter: “Since 1960, has world population grown exponentially,...
a year ago
5
a year ago
Recently I posed this question on Twitter: “Since 1960, has world population grown exponentially, quadratically, linearly, or logarithmically?” Here are the responses: By a narrow margin, the most popular answer is correct — since 1960 world population growth has been roughly...
Math Is Still...
What Makes for ‘Good’ Mathematics? Terence Tao, who has been called the “Mozart of Mathematics,” wrote an essay in 2007 about the...
10 months ago
31
10 months ago
Terence Tao, who has been called the “Mozart of Mathematics,” wrote an essay in 2007 about the common ingredients in “good” mathematical research. In this episode, the Fields Medalist joins Steven Strogatz to revisit the topic. The post What Makes for ‘Good’...
Explorations of an...
A Quest Nature Tour Of Jamaica The Caribbean island of Jamaica is a naturalist’s paradise. Situated south of eastern Cuba, east of...
8 months ago
57
8 months ago
The Caribbean island of Jamaica is a naturalist’s paradise. Situated south of eastern Cuba, east of Honduras and north of Colombia, Jamaica has an interesting assemblage of species with different origins. Jamaica was never connected to the mainland throughout its long geological...
Math Is Still...
In the Gut’s ‘Second Brain,’ Key Agents of Health Emerge Sitting alongside the neurons in your enteric nervous system are underappreciated glial cells, which...
a year ago
16
a year ago
Sitting alongside the neurons in your enteric nervous system are underappreciated glial cells, which play key roles in digestion and disease that scientists are only just starting to understand. The post In the Gut’s ‘Second Brain,’ Key Agents of Health Emerge first...
NeuroLogica Blog
Using AI To Create Virtual Environments Generative AI applications seem to be on the steep part of the development curve – not only is the...
8 months ago
65
8 months ago
Generative AI applications seem to be on the steep part of the development curve – not only is the technology getting better, but people are finding more and more uses for it. It’s a new powerful tool with broad applicability, and so there are countless startups and researchers...
NeuroLogica Blog
Framing and Global Warming When we talk publicly about the effects of human activity on the climate should we refer to “global...
4 months ago
40
4 months ago
When we talk publicly about the effects of human activity on the climate should we refer to “global warming”, “climate change”, the “climate crisis” or to “climate justice”? Perhaps we should also be more technical and say specifically, “anthropogenic climate change”. This kind...
Drew Ex Machina
Webb’s First Glimpse of Jupiter, Its Moons & Rings A long time ago when I was a budding amateur astronomer, one of the first targets I would observe...
over a year ago
19
over a year ago
A long time ago when I was a budding amateur astronomer, one of the first targets I would observe each evening with my new telescope was […]
Math Is Still...
Even a Single Bacterial Cell Can Sense the Seasons Changing Though they live only a few hours before dividing, bacteria can anticipate the approach of cold...
2 months ago
27
2 months ago
Though they live only a few hours before dividing, bacteria can anticipate the approach of cold weather and prepare for it. The discovery suggests that seasonal tracking is fundamental to life. The post Even a Single Bacterial Cell Can Sense the Seasons Changing first...
IEEE Spectrum
What Is an Electronic Sackbut? If you, like me, think of musical synthesizers as an artifact of 1970s rock and disco, then you,...
10 months ago
51
10 months ago
If you, like me, think of musical synthesizers as an artifact of 1970s rock and disco, then you, like me, will be surprised to learn that the first electronic synthesizer predates those genres by several decades In 1945, Hugh Le Caine, a physicist at Canada’s National Research...
NeuroLogica Blog
Giant Eels, Loch Ness, and Probability At this point it is pretty clear that the Loch Ness Monster (Nessie) does not exist. I know,...
a year ago
7
a year ago
At this point it is pretty clear that the Loch Ness Monster (Nessie) does not exist. I know, logically it is impossible to prove a negative, so if we want to be technical we can say that the probability of a large creature similar to that believed to be Nessie approaches zero....
Asterisk
Behind Closed Doors In 2020, we worried that COVID lockdowns might lead to an increase in domestic violence. Instead,...
a year ago
2
a year ago
In 2020, we worried that COVID lockdowns might lead to an increase in domestic violence. Instead, the opposite occurred. Why did this happen — and why was it so hard to figure out?
Cremieux Recueil
2024 SAT Data Drop The College Board has just released the latest SAT data. Here's a review.
2 months ago
Blog - Practical...
Why Rivers Move [Note that this article is a transcript of the video embedded above.] This is a map of the...
a year ago
52
a year ago
[Note that this article is a transcript of the video embedded above.] This is a map of the Mississippi River drafted by legendary geologist Harold Fisk. It’s part of a fairly unassuming geological report that he wrote in 1944 for Army Corps of Engineers, but the maps he produced...
Interaction Magic -...
Life beyond the screen Since early 2020, I've been teaching courses in Interaction Technologies and Prototyping. Switches,...
over a year ago
2
over a year ago
Since early 2020, I've been teaching courses in Interaction Technologies and Prototyping. Switches, light, gesture, motion, sound, haptics: this is all about exploring life beyond the screen.
Out-of-Pocket Blog
The Issue With The COVID Bailout | Out-Of-Pocket A WHOLE NEW WORLD, A NEW PANDEMIC POINT OF VIEW
a year ago
Quantum Frontiers
To thermalize, or not to thermalize, that is the question. If Hamlet had been a system of noncommuting charges, his famous soliloquy may have gone like this…...
8 months ago
57
8 months ago
If Hamlet had been a system of noncommuting charges, his famous soliloquy may have gone like this… To thermalize, or not to thermalize, that is the question:Whether ’tis more natural for the system to sufferThe large entanglement of thermalizing dynamics,Or … Continue reading →
Explorations of an...
Los Amigos Biological Station - Part 3 My final post from Peru.... September 22, 2022 Much like the previous morning, Laura and I...
a year ago
16
a year ago
My final post from Peru.... September 22, 2022 Much like the previous morning, Laura and I arranged a packed breakfast and we hit the trails around dawn. While birds were obviously on my mind, there were still a few mammals that I was really keen to search for, too. And luck...
Math Is Still...
The Symmetry That Makes Solving Math Equations Easy Learn why the quadratic formula works and why quadratics are easier to solve than cubics. ...
a year ago
41
a year ago
Learn why the quadratic formula works and why quadratics are easier to solve than cubics. The post The Symmetry That Makes Solving Math Equations Easy first appeared on Quanta Magazine
The Roots of...
The American Information Revolution in Global Perspective In “What if they gave an Industrial Revolution and nobody came?” I reviewed The British Industrial...
a year ago
46
a year ago
In “What if they gave an Industrial Revolution and nobody came?” I reviewed The British Industrial Revolution in Global Perspective, by Robert Allen. In brief, Allen’s explanation for the Industrial Revolution is that Britain had high wages and cheap energy, which meant it was...
The Works in...
The entrepreneurial state How state competition – through war – can drive institutional progress
11 months ago
The Works in...
How America Made Machines Make Machines A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
NeuroLogica Blog
The Exoplanet Radius Gap As of this writing, there are 5,573 confirmed exoplanets in 4,146 planetary systems. That is enough...
10 months ago
20
10 months ago
As of this writing, there are 5,573 confirmed exoplanets in 4,146 planetary systems. That is enough exoplanets, planets around stars other than our own sun, that we can do some statistics to describe what’s out there. One curious pattern that has emerged is a relative gap in the...
Asterisk
The Devil in the Details: Matthew Desmond’s Poverty by America Matthew Desmond’s Poverty, by America is one of the most celebrated books on the subject....
a year ago
2
a year ago
Matthew Desmond’s Poverty, by America is one of the most celebrated books on the subject. Unfortunately, carelessness about the ways we measure poverty undercuts its main argument.
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...
ToughSF
NTER: Nuclear Thermal-Electric Rocket There is a type of nuclear propulsion that can have most of the acceleration of a nuclear thermal...
over a year ago
4
over a year ago
There is a type of nuclear propulsion that can have most of the acceleration of a nuclear thermal rocket but also the high Isp of an electric thruster.  Let’s have a look at nuclear ‘thermal-electric’ engines and their advantages. The title image is from 'dV: Rings of...
Math Is Still...
The Viral Paleontologist Who Unearths Pathogens’ Deep Histories Sébastien Calvignac-Spencer searches museum jars for genetic traces of flu, measles and other...
4 months ago
35
4 months ago
Sébastien Calvignac-Spencer searches museum jars for genetic traces of flu, measles and other viruses. Their evolutionary stories can help treat modern outbreaks and prepare for future ones. The post The Viral Paleontologist Who Unearths Pathogens’ Deep Histories...
Sean Carroll
Johns Hopkins As far as I remember, the first time I stepped onto a university campus was in junior high school,...
over a year ago
23
over a year ago
As far as I remember, the first time I stepped onto a university campus was in junior high school, when I visited Johns Hopkins for an awards ceremony for the Study of Mathematically Precocious Youth. (I grew up in an environment that didn’t involve spending a lot of time on...
Marine Madness
Cownose rays at Bristol Aquarium (video) Watch Bristol Aquarium’s newest residents in action. Bristol Aquarium reopened its doors on May 18...
over a year ago
24
over a year ago
Watch Bristol Aquarium’s newest residents in action. Bristol Aquarium reopened its doors on May 18 after being closed for months due to the Covid-19 pandemic, meaning visitors were finally allowed to return and see their favourite ocean creatures up close. But during the...
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...
Asterisk
The “TESCREAL” Bungle The TESCREAL “bundle of ideologies” is purportedly essential to understand the race to build...
6 months ago
2
6 months ago
The TESCREAL “bundle of ideologies” is purportedly essential to understand the race to build artificial intelligence, the ethical milieu of those building it, and the philosophical underpinnings behind Silicon Valley as a whole. But does the label actually tell us anything?
Bartosz Ciechanowski
Mechanical Watch In the world of modern portable devices, it may be hard to believe that merely a few decades ago the...
over a year ago
33
over a year ago
In the world of modern portable devices, it may be hard to believe that merely a few decades ago the most convenient way to keep track of time was a mechanical watch. Unlike their quartz and smart siblings, mechanical watches can run without using any batteries or other...
Quantum Frontiers
Identical twins and quantum entanglement “If I had a nickel for every unsolicited and very personal health question I’ve gotten at parties,...
a year ago
51
a year ago
“If I had a nickel for every unsolicited and very personal health question I’ve gotten at parties, I’d have paid off my medical school loans by now,” my doctor friend complained. As a physicist, I can somewhat relate. I occasionally … Continue reading →