Full Width [alt+shift+f] Shortcuts [alt+shift+k]
Sign Up [alt+shift+s] Log In [alt+shift+l]
Top Categories > science
#all #programming #history #startups #technology #science #life #literature #architecture #travel #creative #design #comics #cartography #finance #AI #indiehacker Muted Categories [alt+←][alt+→]
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 –...
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...
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part IV Part 4 This will be the final installment of this mini-debate about climate change and health...
a year ago
52
a year ago
Part 4 This will be the final installment of this mini-debate about climate change and health effects, following a typical format of each person getting to make a statement and a response. Scott makes a lot of complaints about tone, format and fairness while simultaneously trying...
Wanderingspace
Morning and Night on Mars Yeah. Um… Wow. Nice Job NASA. I’ll just copy/paste how The Planetary Society explained it: “NASA's...
over a year ago
22
over a year ago
Yeah. Um… Wow. Nice Job NASA. I’ll just copy/paste how The Planetary Society explained it: “NASA's Curiosity team made this artistic interpretation of the rover's view from high up Mt. Sharp by combining pictures taken at different times of day and adding colors to bring out the...
ToughSF
Thermal Decomposition of CO2 with Nuclear Heat A lot of effort must and will be put into combating climate change. We can however directly attack...
over a year ago
11
over a year ago
A lot of effort must and will be put into combating climate change. We can however directly attack the root cause of it by reducing the amount of CO2 that we have released into the atmosphere. We can enlist the help of ultra-high-temperature nuclear reactors to do this rapidly...
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
Math Is Still...
Radio Maps May Reveal the Universe’s Biggest Magnetic Fields A controversial technique has produced detailed maps of the magnetic fields in colossal galaxy...
10 months ago
18
10 months ago
A controversial technique has produced detailed maps of the magnetic fields in colossal galaxy clusters. If confirmed, the approach could be used to reveal where cosmic magnetic fields come from. The post Radio Maps May Reveal the Universe’s Biggest Magnetic Fields...
NeuroLogica Blog
AI As Legal Entities Should an artificial intelligence (AI) be treated like a legal “subject” or agent? That is the...
a year ago
33
a year ago
Should an artificial intelligence (AI) be treated like a legal “subject” or agent? That is the question discussed in a new paper by legal scholars. They recognize that this question is a bit ahead of the technology, but argue that we should work out the legal ramifications before...
Probably...
Density and Likelihood It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
5 months ago
48
5 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. If you get this post by email, the formatting might be broken — if so, you might want to read it on the site. likelihood Density and...
Math Is Still...
How the Human Brain Contends With the Strangeness of Zero Zero, which was invented late in history, is special among numbers. New studies are uncovering how...
2 months ago
26
2 months ago
Zero, which was invented late in history, is special among numbers. New studies are uncovering how the brain creates something out of nothing. The post How the Human Brain Contends With the Strangeness of Zero first appeared on Quanta Magazine
Interaction Magic -...
Units: the forgotten half of the statistic From the millihelen to the microcentury, via jerk, pirate-ninjas and the Mongolian vowel separator.
over a year ago
Wanderingspace
COMET 67P/CG ANIMATED FROM ROSETTA STILLS COMET #67P/CHURYUMOV-GERASIMENKO INTERNATIONAL #ROSETTA MISSION Date 18 jul 2015 Distance to...
over a year ago
19
over a year ago
COMET #67P/CHURYUMOV-GERASIMENKO INTERNATIONAL #ROSETTA MISSION Date 18 jul 2015 Distance to Target 182 km Orange+Blue filtershttps://t.co/ZuYVehJOLx ESA/Rosetta/MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA/J. Roger pic.twitter.com/Fg8rNmjbNy — landru79 (@landru79) June 13, 2022 Hit...
NeuroLogica Blog
Some Future Tech Possibilities It’s difficult to pick winners and losers in the future tech game. In reality you just have to see...
10 months ago
18
10 months ago
It’s difficult to pick winners and losers in the future tech game. In reality you just have to see what happens when you try out a new technology in the real world with actual people. Many technologies that look good on paper run into logistical problems, difficulty scaling, fall...
Out-of-Pocket Blog
How should physicians get paid? | Out-Of-Pocket Should money and care be separate?
a year ago
The Roots of...
If you wish to make an apple pie, you must first become dictator of the universe The word “robot” is derived from the Czech robota, which means “serfdom.” It was introduced over a...
a year ago
24
a year ago
The word “robot” is derived from the Czech robota, which means “serfdom.” It was introduced over a century ago by the Czech play R.U.R., for “Rossum’s Universal Robots.” In the play, the smartest and best-educated of the robots leads a slave revolt that wipes out most of...
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
35 Years Ago, Researchers Used Brain Waves to Control a Robot Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the...
a year ago
10
a year ago
Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the vision became a reality. IEEE Life Senior Member Stevo Bozinovski and Members Mihail Sestakov and Dr. Liljana Bozinovska used a student volunteer’s electroencephalogram (EEG)...
Probably...
Migration and Population Growth On a recent run I was talking with a friend from Spain about immigration in Europe. We speculated...
6 months ago
55
6 months ago
On a recent run I was talking with a friend from Spain about immigration in Europe. We speculated about whether the population of Spain would be growing or shrinking if there were no international migration. I thought it might be shrinking, but we were not sure. Fortunately, Our...
symmetry magazine
From inventor to entrepreneur Creating a startup to commercialize technology developed during research is a risky road for...
a year ago
56
a year ago
Creating a startup to commercialize technology developed during research is a risky road for physicists and engineers, but the help of experts can improve their chances.
Quantum Frontiers
What is the logical gate speed of a photonic quantum computer? Terry Rudolph, PsiQuantum & Imperial College London During a recent visit to the wild western town...
a year ago
40
a year ago
Terry Rudolph, PsiQuantum & Imperial College London During a recent visit to the wild western town of Pasadena I got into a shootout at high-noon trying to explain the nuances of this question to a colleague. Here is a more … Continue reading →
Wanderingspace
Enter Prometheus “Here's a view of Saturn's moon Prometheus, made from images captured with the narrow-angle camera...
2 weeks ago
14
2 weeks ago
“Here's a view of Saturn's moon Prometheus, made from images captured with the narrow-angle camera on Cassini on December 6, 2015. Cassini was about 37,400 km from Prometheus when the images were acquired. Part of the F ring is visible in the background at the top.” — Jason Major
Probably...
The mean of a Likert scale? Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
7 months ago
50
7 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. likert_mean Likert scale analysis¶ Here’s a question from the Reddit statistics forum. I have collected data regarding how...
Explorations of an...
A Tour Of The Western Galápagos Archipelago The Galápagos archipelago is one of those must-visit destinations for anyone with an interest in...
a year ago
5
a year ago
The Galápagos archipelago is one of those must-visit destinations for anyone with an interest in ecology, evolution, or biogeography. The islands are located in the eastern Pacific where a “hotspot” deep within the earth has been spewing magma for millions of years. The oldest...
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...
Out-of-Pocket Blog
Christian Health Insurance | Out-Of-Pocket Love thy neighbor, pay for thy neighbor
a year ago
Explorations of an...
A Quest Nature Tours Adventure To Sulawesi The island of Sulawesi must be on the bucket list for any naturalist with a strong interest in...
a year ago
34
a year ago
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 significantly...
Out-of-Pocket Blog
Patient Communities Should Change | Out-Of-Pocket Evolving from ads to outcomes
a year 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
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
Out-of-Pocket Blog
Actually good 2024 healthcare predictions | Out-Of-Pocket I know, enough predictions. But these are good!
a year ago
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...
Probably...
Too many bronze medals? In a recent video, Hank Green nerd-sniped me by asking a question I couldn’t not answer. At one...
4 months ago
54
4 months ago
In a recent video, Hank Green nerd-sniped me by asking a question I couldn’t not answer. At one point in the video, he shows “a graph of the last 20 years of Olympic games showing the gold, silver, and bronze medals from continental Europe. And it “shows continental Europe having...
symmetry magazine
Creating the next 3D maps of the universe Scientists have proposed new instruments that would use spectroscopy to decode dark matter, dark...
a year ago
27
a year ago
Scientists have proposed new instruments that would use spectroscopy to decode dark matter, dark energy and cosmic inflation. Telescope images can tell us a whole lot about celestial objects: where they are located in the sky, how bright they are, how big they...
Asterisk
Why Isn’t the Whole World Rich? The question of why some countries join the developed world while others remain in poverty has vexed...
over a year ago
2
over a year ago
The question of why some countries join the developed world while others remain in poverty has vexed economists for decades. What makes it so hard to answer?
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.
Apoorva Srinivasan
what's happened since the human genome project When the human genome project was deemed “complete” in 2003, it was met with incredible fanfare. The...
over a year ago
2
over a year ago
When the human genome project was deemed “complete” in 2003, it was met with incredible fanfare. The entire project leading up to that moment had all the drama to keep its audience enthralled. Fierce rivalry between a public and private institution, multiple countries involved,...
Math Is Still...
Astronomers Dig Up the Stars That Birthed the Milky Way There once was a cosmic seed that sprouted the Milky Way galaxy. Astronomers have discovered its...
a year ago
64
a year ago
There once was a cosmic seed that sprouted the Milky Way galaxy. Astronomers have discovered its last surviving remnants. The post Astronomers Dig Up the Stars That Birthed the Milky Way first appeared on Quanta Magazine
Math Is Still...
The Year in Computer Science Researchers got a better look at chatbots’ thoughts, amateurs learned just how complicated simple...
3 days ago
5
3 days ago
Researchers got a better look at chatbots’ thoughts, amateurs learned just how complicated simple systems can be, and codes became expert self-fixers. The post The Year in Computer Science first appeared on Quanta Magazine
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.
NeuroLogica Blog
Cultural Blindness One of the core tenets of scientific skepticism is what I call neuropsychological humility – the...
a year ago
10
a year ago
One of the core tenets of scientific skepticism is what I call neuropsychological humility – the recognition that while the human brain is a powerful information processing machine, it also has many frailties. One of those frailties is perception – we do not perceive the world in...
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
Should You Get a Heat Pump? Starting around 1550 and lasting through the 1600s, England had an energy crisis. They were running...
a year ago
54
a year ago
Starting around 1550 and lasting through the 1600s, England had an energy crisis. They were running out of wood, which was the main source of fuel for residential and commercial heating. England also needed a lot of wood for their massive navy – it took about 2,000 trees to build...
Asterisk
The Wrong Kind of City? How much can the way cities grow tell us about the economic trajectory of their countries? According...
3 months ago
4
3 months ago
How much can the way cities grow tell us about the economic trajectory of their countries? According to the father of modern sociology, quite a lot.
Melting Asphalt
Outbreak Harry Stevens at The Washington Post recently published a very elegant simulation of how a disease...
over a year ago
6
over a year ago
Harry Stevens at The Washington Post recently published a very elegant simulation of how a disease like COVID-19 spreads. If you haven't already, I highly recommend checking it out. Today I want to follow up with something I've been working… Read more ›
NeuroLogica Blog
UFOs and SGU on John Oliver The most recent episode of John Oliver, Last Week Tonight, featured a discussion of the UFO...
8 months ago
56
8 months ago
The most recent episode of John Oliver, Last Week Tonight, featured a discussion of the UFO phenomenon. I’m always interested, and often disappointed, in how the mainstream media portrays skeptical topics. One interesting addition here is that Oliver actually referenced an SGU...
NeuroLogica Blog
The Conversation Gets it Wrong on GMOs Even high quality media outlets will get it wrong from time to time. I notice this tends to happen...
a year ago
8
a year ago
Even high quality media outlets will get it wrong from time to time. I notice this tends to happen when there is a mature and sophisticated propaganda campaign that has had enough time and reach to essentially gaslight a major portion of the public, and further where a particular...
Wanderingspace
Cassini’s Final Look at Enceladus Taken on August 28, 2017. Credit: NASA/JPL-Caltech/Space Science Institute This is from images...
over a year ago
20
over a year ago
Taken on August 28, 2017. Credit: NASA/JPL-Caltech/Space Science Institute This is from images obtained by Cassini shortly before plunging into the Saturnian atmosphere. The images were taken over 14 hours and compiled into this animation.
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.
Math Is Still...
She Studies How Addiction Hijacks Learning in the Brain Erin Calipari works to understand how drugs like opioids and cocaine alter learning circuits and...
a year ago
10
a year ago
Erin Calipari works to understand how drugs like opioids and cocaine alter learning circuits and neurochemistry in one of the country's epicenters of substance use disorder and addiction. The post She Studies How Addiction Hijacks Learning in the Brain first appeared...
NeuroLogica Blog
Latest Starship Launch SpaceX has conducted their most successful test launch of a Starship system to date. The system they...
2 months ago
24
2 months ago
SpaceX has conducted their most successful test launch of a Starship system to date. The system they tested has three basic components – the Super Heavy first stage rocket booster, the Starship second stage (which is the actual space ship that will go places), and the...
Drew Ex Machina
Pioneer 3: JPL’s First Moonshot Attempt With the new push by the United States and other space faring powers to renew the exploration of the...
over a year ago
18
over a year ago
With the new push by the United States and other space faring powers to renew the exploration of the Moon, miniaturized spacecraft have been made part […]
Math Is Still...
Does AI Know What an Apple Is? She Aims to Find Out. The computer scientist Ellie Pavlick is translating philosophical concepts such as “meaning” into...
8 months ago
30
8 months ago
The computer scientist Ellie Pavlick is translating philosophical concepts such as “meaning” into concrete, testable ideas. The post Does AI Know What an Apple Is? She Aims to Find Out. first appeared on Quanta Magazine
Math Is Still...
The S-Matrix Is the Oracle Physicists Turn To in Times of Crisis Particle physicists in search of the next theory of reality are consulting a mathematical structure...
7 months ago
49
7 months ago
Particle physicists in search of the next theory of reality are consulting a mathematical structure that they know will never fail: a table of possibilities known as the S-matrix. The post The S-Matrix Is the Oracle Physicists Turn To in Times of Crisis first appeared...
The Works in...
The road from serfdom Using opt-ins to reform Russia's backwards tsarist agricultural sector
9 months ago
Apoorva Srinivasan
niceR code with functional programming At the end of this blog post, you will be able to: Describe functional programming concepts Write...
over a year ago
2
over a year ago
At the end of this blog post, you will be able to: Describe functional programming concepts Write functional programming code using purrr package in R If you are anything like me, you probably focused primarily on learning statistics, machine learning and programming on a...
Blog - Practical...
Endeavour's Wild Journey Through the Streets of Los Angeles [Note that this article is a transcript of the video embedded above.] In May of 1992, the Space...
over a year ago
28
over a year ago
[Note that this article is a transcript of the video embedded above.] In May of 1992, the Space Shuttle Endeavour launched to low earth orbit on its very first flight. That first mission was a big one: the crew captured a wayward communications satellite stuck in the wrong orbit,...
Explorations of an...
A Month In Northern Peru, Part 6: A Long, Sketchy Drive To Find Atuen Antpittas (February 8, 2024) One of the fun aspects of birding during this particular period of history is that our understanding...
8 months ago
27
8 months ago
One of the fun aspects of birding during this particular period of history is that our understanding of how birds are related to each other is changing rapidly. Back in the "old days", our collective knowledge of these topics was a bit more rudimentary. Species were grouped...
ToughSF
Space Tethers: Stringing up the Solar System All the methods we have used to reach space so far have been subject to the Tsiolkovsky rocket...
over a year ago
4
over a year ago
All the methods we have used to reach space so far have been subject to the Tsiolkovsky rocket equation - propellant must be ejected and more and more of it is needed to go further. What if we could break that equation with rotating orbital tethers? The tether I have worked...
NeuroLogica Blog
Possible Sign of Life on Exoplanet The James Webb Space Telescope spectroscopic analysis of K2-18b, an exoplanet 124 light years from...
a year ago
8
a year ago
The James Webb Space Telescope spectroscopic analysis of K2-18b, an exoplanet 124 light years from Earth, shows signs that the atmosphere may contain dimethyl sulphide (DMS). This finding is more impressive when you know that DMS on Earth is only produced by living organisms, not...
IEEE Spectrum
Why L. Ron Hubbard Patented His E-Meter zombie mysteries, historical fiction, pirate adventure tales, and westerns. science fiction. The...
8 months ago
62
8 months ago
zombie mysteries, historical fiction, pirate adventure tales, and westerns. science fiction. The publishers of Astounding Science Fiction approached Hubbard to write stories that focused on people, rather than robots and machines. His first story, “The Dangerous Dimension,” was...
Beautiful Public...
Utah Highway LiDAR Scans Utah's Department of Transportation uses state-of-the-art 3-D laser scanners to capture the surfaces...
over a year ago
29
over a year ago
Utah's Department of Transportation uses state-of-the-art 3-D laser scanners to capture the surfaces and area surrounding 15,000 miles of its roads.
Out-of-Pocket Blog
Prescription Drug Commercials: Why are you the way you are? | Out-Of-Pocket And is direct-to-consumer pharma marketing bad? Maybe not
a year ago
pcloadletter
Agile is a tainted term Oh no, not another agile article. But at least this one isn't attempting to teach or reconcile. I'm...
10 months ago
22
10 months ago
Oh no, not another agile article. But at least this one isn't attempting to teach or reconcile. I'm not going to talk about the difference between agile and Agile™ nor will I try to convince you of my favorite flavor of Agile™. Instead, I'm here to assert that agile is a tainted...
Blog - Practical...
Every Type of Railcar Explained in 15 Minutes [Note that this article is a transcript of the video embedded above.] A train is a simple thing at...
a year ago
25
a year ago
[Note that this article is a transcript of the video embedded above.] A train is a simple thing at first glance: a locomotive (or several) pull a string of cars along a railroad. But not all those railcars are equal, and there are some fascinating details if you take minute 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...
Memories Help Brains Recognize New Events Worth Remembering Memories may affect how well the brain will learn about future events by shifting our perceptions of...
a year ago
68
a year ago
Memories may affect how well the brain will learn about future events by shifting our perceptions of the world. The post Memories Help Brains Recognize New Events Worth Remembering first appeared on Quanta Magazine
symmetry magazine
A collaboration pairs Fermilab with fashion students Fashion students at the College of DuPage successfully designed gear to protect Fermilab’s SPOT...
a year ago
25
a year ago
Fashion students at the College of DuPage successfully designed gear to protect Fermilab’s SPOT robot from radioactive dust. In a recent demonstration for Engineers Week in Chicago, an engineering physicist took the stage accompanied by an unusual guest: a...
Quantum Frontiers
Astrobiology meets quantum computation? The origin of life appears to share little with quantum computation, apart from the difficulty of...
a year ago
48
a year ago
The origin of life appears to share little with quantum computation, apart from the difficulty of achieving it and its potential for clickbait. Yet similar notions of complexity have recently garnered attention in both fields. Each topic’s researchers expect only … Continue...
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,...
The Works in...
How to start an advance market commitment A practical guide from the founders of Frontier
6 months 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...
Math Is Still...
Math That Connects Where We’re Going to Where We’ve Been Recursion builds bridges between ideas from across different math classes and illustrates the power...
9 months ago
38
9 months ago
Recursion builds bridges between ideas from across different math classes and illustrates the power of creative mathematical thinking. The post Math That Connects Where We’re Going to Where We’ve Been first appeared on Quanta Magazine
Chris Grossack's...
Talk -- 2-Categorical Descent and (Essentially) Algebraic Theories A few weeks ago I gave a talk at the CT Octoberfest 2023 about some work I did over the summer that...
a year ago
6
a year ago
A few weeks ago I gave a talk at the CT Octoberfest 2023 about some work I did over the summer that I’m really proud of. Unfortunately, while writing up the result I found a 1999 paper by Pedicchio and Wood that proves the same theorem (with roughly the same proof), so I...
Out-of-Pocket Blog
The Reality of Real-World Evidence | Out-Of-Pocket Real recognize real...sort of
a year 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...
Asterisk
Debugging Tech Journalism A huge proportion of tech journalism is characterized by scandals, sensationalism, and shoddy...
8 months ago
2
8 months ago
A huge proportion of tech journalism is characterized by scandals, sensationalism, and shoddy research. Can we fix it?
The Works in...
Youtube Rules A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
Quantum Frontiers
What geckos have to do with quantum computing When my brother and I were little, we sometimes played video games on weekend mornings, before our...
12 months ago
58
12 months ago
When my brother and I were little, we sometimes played video games on weekend mornings, before our parents woke up. We owned a 3DO console, which ran the game Gex. Gex is named after its main character, a gecko. Stepping … Continue reading →
Math Is Still...
Elliptic Curves Yield Their Secrets in a New Number System Ana Caraiani and James Newton have extended an important result in number theory to the imaginary...
a year ago
56
a year ago
Ana Caraiani and James Newton have extended an important result in number theory to the imaginary realm. The post Elliptic Curves Yield Their Secrets in a New Number System first appeared on Quanta Magazine
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...
Willem Pennings
ClockSquared improvements My ClockSquared project has a long history – it goes all the way back to 2015, when it was simply...
a year ago
5
a year ago
My ClockSquared project has a long history – it goes all the way back to 2015, when it was simply called the “Birthday word clock”. I haven’t spent much time on the project in recent years, but I’ve upgraded the internals a while ago and finally felt like writing a post about it....
NeuroLogica Blog
Concrete Battery I know it’s only been a couple of weeks since I wrote about cement, but now I need to write about...
6 months ago
56
6 months ago
I know it’s only been a couple of weeks since I wrote about cement, but now I need to write about concrete, or potential version of concrete that is able to function as a battery. If we can get the technology to work this could an extremely useful item for a future of green...
IEEE Spectrum
The Meeting of the Minds That Launched AI The Dartmouth Summer Research Project on Artificial Intelligence, held from 18 June through 17...
a year ago
10
a year ago
The Dartmouth Summer Research Project on Artificial Intelligence, held from 18 June through 17 August of 1956, is widely considered the event that kicked off AI as a research discipline. Organized by John McCarthy, Marvin Minsky, Claude Shannon, and Nathaniel Rochester, it...
Casey Handmer's blog
Part 6 Guns Under The Table Part of the Mars Trilogy Technical Commentary Series. Contains spoilers for this chapter and earlier...
a week ago
6
a week ago
Part of the Mars Trilogy Technical Commentary Series. Contains spoilers for this chapter and earlier chapters. Google Mars .kml. Literary commentary podcast. It’s hard to believe it’s been a year since the last update of this – in that time I read my children all of Green Mars...
NeuroLogica Blog
The Threat of Technology In my second book (shameless plug alert) – The Skeptics’ Guide to the Future – my coauthors and I...
a year ago
5
a year ago
In my second book (shameless plug alert) – The Skeptics’ Guide to the Future – my coauthors and I try to imagine both the utopian and dystopian versions of the future, brought about by technology, either individually or collectively. This topic has come up multiple times recently...
NeuroLogica Blog
Oxygen As A Technosignature This is one of the biggest thought experiments in science today – as we look for life elsewhere in...
11 months ago
14
11 months ago
This is one of the biggest thought experiments in science today – as we look for life elsewhere in the universe, what should we be looking for, exactly? Other stellar systems are too far away to examine directly, and even our most powerful telescopes can only resolve points of...
Out-of-Pocket Blog
How Value-Based Care Contracting Works with Accorded | Out-Of-Pocket With calculators and contracts you can see yourself
a year ago
Light from Space
Sharpless 119 Sharpless 119 (Sh2-119), sometimes referred to as “The Clamshell Nebula” is an emission nebula in...
over a year ago
16
over a year ago
Sharpless 119 (Sh2-119), sometimes referred to as “The Clamshell Nebula” is an emission nebula in Cygnus. It's rarely photographed as there's other, brighter nebulæ nearby, such as the North America Nebula. Click or tap to enlarge/double-tap to zoom Total exposure time: 23h
NeuroLogica Blog
Ripples in Spacetime It’s always exciting when a scientific institution announces that they are going to make an...
a year ago
34
a year ago
It’s always exciting when a scientific institution announces that they are going to make an announcement. Earlier this week we were told that there was going to be a major announcement today (June 29th) regarding a gravitational wave discovery. The goal of the pre-announcement is...
Explorations of an...
A Month In Northern Peru, Part 1: Introduction Ever since wrapping up our extensive traveling last spring, Laura and I have been itching to get...
9 months ago
27
9 months ago
Ever since wrapping up our extensive traveling last spring, Laura and I have been itching to get back on the road in Latin America. After returning to Ontario, finding a rental house and obtaining employment, our lives have been a little more grounded. I still have been on some...
Math Is Still...
Bats Use the Same Brain Cells to Map Physical and Social Worlds New research in social bats raises the intriguing possibility that evolution can reprogram the...
a year ago
11
a year ago
New research in social bats raises the intriguing possibility that evolution can reprogram the brain’s “place cells,” which are typically associated with location, to encode all kinds of environmental information. The post Bats Use the Same Brain Cells to Map Physical...
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...
Math Is Still...
A Century Later, New Math Smooths Out General Relativity Mathematicians prove a theorem that illuminates the geometry of universes with tiny amounts of mass....
a year ago
5
a year ago
Mathematicians prove a theorem that illuminates the geometry of universes with tiny amounts of mass. The post A Century Later, New Math Smooths Out General Relativity first appeared on Quanta Magazine
Asterisk
How We Can Regulate AI The chips used to train the most advanced AIs are scarce, expensive, and trackable — giving...
a year ago
2
a year ago
The chips used to train the most advanced AIs are scarce, expensive, and trackable — giving regulators a path forward.
Math Is Still...
Mathematicians Uncover a New Way to Count Prime Numbers To make progress on one of number theory’s most elementary questions, two mathematicians turned to...
a week ago
8
a week ago
To make progress on one of number theory’s most elementary questions, two mathematicians turned to an unlikely source. The post Mathematicians Uncover a New Way to Count Prime Numbers first appeared on Quanta Magazine
NeuroLogica Blog
GMOs and Butterflies Are attitudes towards genetically modified organisms (GMOs) in our agriculture softening? Back in...
a year ago
17
a year ago
Are attitudes towards genetically modified organisms (GMOs) in our agriculture softening? Back in 2015 a Pew survey found that the gap between public opinion and that of scientists was greatest on acceptance of GMOs (more than any other topic surveyed), with a 51% gap. But more...
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 →
Math Is Still...
Vacuum of Space to Decay Sooner Than Expected (but Still Not Soon) One of the quantum fields that fills the universe is special because its default value seems poised...
5 months ago
53
5 months ago
One of the quantum fields that fills the universe is special because its default value seems poised to eventually change, changing everything. The post Vacuum of Space to Decay Sooner Than Expected (but Still Not Soon) first appeared on Quanta Magazine
Asterisk
The Myth of the Loneliness Epidemic Are we really living through a uniquely lonely moment in American history? When it comes to...
a month ago
4
a month ago
Are we really living through a uniquely lonely moment in American history? When it comes to friendship, this isn’t the first time that authorities have cried wolf.
Asterisk
Intelligence Testing Everyone agrees that AIs are getting smarter — but it’s surprisingly difficult to measure by how...
a year ago
2
a year ago
Everyone agrees that AIs are getting smarter — but it’s surprisingly difficult to measure by how much.
Inverted Passion
A primer on dopamine 1/ I recently made notes on the book “Hooked” but wasn’t satisfied by the depth of explanation in...
11 months ago
44
11 months ago
1/ I recently made notes on the book “Hooked” but wasn’t satisfied by the depth of explanation in it. 2/ I wanted to get down into neuroscience of habit-forming products and that inevitably lead me to the (in)famous neurotransmitter dopamine. 3/ Before we dive into what dopamine...
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...
Apoorva Srinivasan
an experiment in navigating the knowledge frontier beyond search Lately, I've been experimenting with interfaces for large language models (LLMs) in my free time....
a year ago
2
a year ago
Lately, I've been experimenting with interfaces for large language models (LLMs) in my free time. The fruit of this labor is something I'm calling "curie," an exploratory and sense-making tool designed to navigate complex topics. 0:00 ...
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
From Punch Cards to Python In today’s digital world, it’s easy for just about anyone to create a mobile app or write software,...
3 months ago
43
3 months ago
In today’s digital world, it’s easy for just about anyone to create a mobile app or write software, thanks to Java, JavaScript, Python, and other programming languages. But that wasn’t always the case. Because the primary language of computers is binary code, early programmers...
The Roots of...
Neither EA nor e/acc is what we need to build the future Over the last few years, effective altruism has gone through a rise-and-fall story arc worthy of any...
a year ago
22
a year ago
Over the last few years, effective altruism has gone through a rise-and-fall story arc worthy of any dramatic tragedy. The pandemic made them look prescient for warning about global catastrophic risks, including biosafety. A masterful book launch put them on the cover of TIME....
The Works in...
Escape to the country What makes a successful New Town?
4 months ago
Wanderingspace
Colorized View of Perseverance Landing An artificially colorized view of Jezero Crater, showing the bird’s eye view of Perseverance...
over a year ago
21
over a year ago
An artificially colorized view of Jezero Crater, showing the bird’s eye view of Perseverance screaming towards Mars’s surface. The above image was enhanced by Kevin Gill into full color, taking images captured by Perseverance’s Lander Vision System Camera just after the heat...
ToughSF
Fusion Highways in Space A transport system that can get spacecraft to Jupiter in 10 days, but without a massive onboard...
over a year ago
5
over a year ago
A transport system that can get spacecraft to Jupiter in 10 days, but without a massive onboard reactor, using antimatter fuel or riding a gigantic laser beam?  What we need instead is a Fusion Highway to connect the Solar System in unprecedented ways.  The art above is by...
Out-of-Pocket Blog
How to analyze public healthcare datasets (even if you're non-technical) | Out-Of-Pocket Plus: using ChatGPT to analyze datasets?
a year ago
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
Explorations of an...
Day Three at Río Bigal: A Rainout, Another Snake, And More Mothing Adventures Part of the reason why I gave myself five nights to spend at Río Bigal was to mitigate in case I had...
a year ago
10
a year ago
Part of the reason why I gave myself five nights to spend at Río Bigal was to mitigate in case I had a couple of days washed out by heavy rain. The eastern Andes of Ecuador receive a high amount of precipitation. Moisture-laden air from the Amazon basin drifts westwards to the...
The Works in...
Britain’s interwar apartment boom A decade of Art Deco densification
9 months ago
IEEE Spectrum
The Incredible Story Behind the First Transistor Radio But that’s pretty much what Pat Haggerty, vice president of Texas Instruments, did in 1954. The...
2 months ago
38
2 months ago
But that’s pretty much what Pat Haggerty, vice president of Texas Instruments, did in 1954. The result was the Regency TR-1, the world’s first commercial transistor radio, which debuted 70 years ago this month. The engineers delivered on Haggerty’s audacious goal, and I...
Andrew Fraknoi –...
Perseid Meteor Shower Aug 12-13, 2023 We make suggestions for how best to see the 2023 Perseid meteor shower. The post Perseid Meteor...
a year ago
6
a year ago
We make suggestions for how best to see the 2023 Perseid meteor shower. The post Perseid Meteor Shower Aug 12-13, 2023 appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
NeuroLogica Blog
Do We Have Free Will? Let’s dive head first into one of the internet’s most contentious questions – do we have true free...
a year ago
6
a year ago
Let’s dive head first into one of the internet’s most contentious questions – do we have true free will? This comes up not infrequently whenever I write here about neuroscience, most recently when I wrote about hunger circuitry, because the notion of the brain as a physical...
NeuroLogica Blog
Flow Batteries – Now With Nanofluids Battery technology has been advancing nicely over the last few decades, with a fairly predictable...
10 months ago
34
10 months ago
Battery technology has been advancing nicely over the last few decades, with a fairly predictable incremental increase in energy density, charging time, stability, and lifecycle. We now have lithium-ion batteries with a specific energy of 296 Wh/kg – these are in use in existing...
Interaction Magic -...
Think outside the screen Nobody likes stroking a pane of glass, so why do we love touchscreens so much? Let's build...
over a year ago
2
over a year ago
Nobody likes stroking a pane of glass, so why do we love touchscreens so much? Let's build distributed interfaces that work.
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...
nanoscale views
Electronic structure and a couple of fun links Real life has been very busy recently.  Posting will hopefully pick up soon.   One brief item. ...
8 months ago
67
8 months ago
Real life has been very busy recently.  Posting will hopefully pick up soon.   One brief item.  Earlier this week, Rice hosted Gabi Kotliar for a distinguished lecture, and he gave a very nice, pedagogical talk about different approaches to electronic structure calculations. ...
IEEE Spectrum
James Wimshurst’s Electrostatic Immortality James Wimshurst did not invent the machine that bears his name. But thanks to his many refinements...
a year ago
5
a year ago
James Wimshurst did not invent the machine that bears his name. But thanks to his many refinements to a distinctive type of electrostatic generator, we now have the Wimshurst influence machine. What does a Wimshurst machine do? Influence machines date back to the 18th century....
Blog - Practical...
Was Starship’s Stage Zero a Bad Pad? [Note that this article is a transcript of the video embedded above.] On April 20, 2023, SpaceX...
a year ago
57
a year ago
[Note that this article is a transcript of the video embedded above.] On April 20, 2023, SpaceX launched it’s first orbital test flight of its Starship spacecraft from Boca Chica on the gulf coast of Texas. You probably saw this, if not live, at least in the stunning videos that...
Probably...
Hazard and Survival Here’s a question from the Reddit statistics forum. If I have a tumor that I’ve been told has a...
3 weeks ago
19
3 weeks ago
Here’s a question from the Reddit statistics forum. If I have a tumor that I’ve been told has a malignancy rate of 2% per year, does that compound? So after 5 years there’s a 10% chance it will turn malignant? This turns out to be an interesting question, because the answer...
NeuroLogica Blog
Are Animals Conscious? This is a great scientific question because it challenges how we ask and answer scientific...
6 months ago
50
6 months ago
This is a great scientific question because it challenges how we ask and answer scientific questions. Are animals conscious? This is a question discussed in a recent BBC article that peaked my interest. They eventually get to a question that they should have opened with – how do...
NeuroLogica Blog
Gradient Nanostructured Steel Science fiction writers, who have to think deeply about the possible nature of future technology,...
a year ago
9
a year ago
Science fiction writers, who have to think deeply about the possible nature of future technology, often invent new sci-fi materials in order to make their future technology seem plausible. They seem to understand the critical role that material science plays in advancing...
Quantum Frontiers
The Book of Mark Mark Srednicki doesn’t look like a high priest. He’s a professor of physics at the University of...
a year ago
24
a year ago
Mark Srednicki doesn’t look like a high priest. He’s a professor of physics at the University of California, Santa Barbara (UCSB); and you’ll sooner find him in khakis than in sacred vestments. Humor suits his round face better than channeling … Continue reading →
NeuroLogica Blog
Will AI Make Work Redundant? Artificial Intelligence (AI) is coming for your job. This, at least, is increasingly conventional...
a year ago
22
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...
Data Compression Drives the Internet. Here’s How It Works. One student’s desire to get out of a final exam led to the ubiquitous algorithm that shrinks data...
a year ago
30
a year ago
One student’s desire to get out of a final exam led to the ubiquitous algorithm that shrinks data without sacrificing information. The post Data Compression Drives the Internet. Here’s How It Works. first appeared on Quanta Magazine
NeuroLogica Blog
Is The Boring Company Useful? Elon Musk has a complicated legacy. Most people I encounter who bother to express an opinion tend to...
a year ago
42
a year ago
Elon Musk has a complicated legacy. Most people I encounter who bother to express an opinion tend to be either a fan or hater. I am neither. He’s a complicated and flawed person who has accomplished some interesting things, but also has had some epic failures. People like a clean...
Uncharted...
Should You Be Able to Experiment on Your Own Cancer? A researcher in virology and immunotherapy got bad news: Her cancer was back with a vengeance; the...
2 months ago
4
2 months ago
A researcher in virology and immunotherapy got bad news: Her cancer was back with a vengeance; the treatments weren’t working. She decided to treat it herself.
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...
NeuroLogica Blog
The Social Media Dilemma Australia is planning a total ban on social media for children under 16 years old. Prime Minister...
a month ago
20
a month ago
Australia is planning a total ban on social media for children under 16 years old. Prime Minister Anthony Albanese argues that it is the only way to protect vulnerable children from the demonstrable harm that social media can do. This has sparked another round of debates about...
Math Is Still...
Math Proof Draws New Boundaries Around Black Hole Formation For a half century, mathematicians have tried to define the exact circumstances under which a black...
a year ago
5
a year ago
For a half century, mathematicians have tried to define the exact circumstances under which a black hole is destined to exist. A new proof shows how a cube can help answer the question. The post Math Proof Draws New Boundaries Around Black Hole Formation first...
Out-of-Pocket Blog
Six Healthcare Startup Ideas | Out-Of-Pocket In collaboration with The Generalist
a year ago
NeuroLogica Blog
Evolution and Copy-Paste Errors Evolution deniers (I know there is a spectrum, but generally speaking) are terrible scientists and...
8 months ago
54
8 months ago
Evolution deniers (I know there is a spectrum, but generally speaking) are terrible scientists and logicians. The obvious reason is because they are committing the primary mortal sin of pseudoscience – working backwards from a desired conclusion rather than following evidence and...
Math Is Still...
A Multitalented Scientist Seeks the Origins of Multicellularity The pathbreaking geneticist Cassandra Extavour pursues the secrets of multicellular life while...
10 months ago
29
10 months ago
The pathbreaking geneticist Cassandra Extavour pursues the secrets of multicellular life while balancing careers in both science and singing. The post A Multitalented Scientist Seeks the Origins of Multicellularity first appeared on Quanta Magazine
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...
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
IEEE Spectrum
The Forgotten History of Chinese Keyboards Today, typing in Chinese works by converting QWERTY keystrokes into Chinese characters via a...
6 months ago
68
6 months ago
Today, typing in Chinese works by converting QWERTY keystrokes into Chinese characters via a software interface, known as an input method editor. But this was not always the case. Thomas S. Mullaney’s new book, The Chinese Computer: A Global History of the Information Age,...
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....
Quantum Frontiers
My experimental adventures in quantum thermodynamics Imagine a billiard ball bouncing around on a pool table. High-school level physics enables us to...
9 months ago
70
9 months ago
Imagine a billiard ball bouncing around on a pool table. High-school level physics enables us to predict its motion until the end of time using simple equations for energy and momentum conservation, as long as you know the initial conditions … Continue reading →
Math Is Still...
How Do Machines ‘Grok’ Data? By apparently overtraining them, researchers have seen neural networks discover novel solutions to...
8 months ago
57
8 months ago
By apparently overtraining them, researchers have seen neural networks discover novel solutions to problems. The post How Do Machines ‘Grok’ Data? first appeared on Quanta Magazine
The Roots of...
A plea for solutionism on AI safety Will AI kill us all? This question has rapidly gone mainstream. A few months ago, it wasn’t...
a year ago
34
a year ago
Will AI kill us all? This question has rapidly gone mainstream. A few months ago, it wasn’t seriously debated very far outside the rationalist community of LessWrong; now it’s reported in major media outlets including the NY Times, The Guardian, the Times of London, BBC, WIRED,...
Out-of-Pocket Blog
Personalized Health Insurance and the Payer Stack | Out-Of-Pocket Stacks on stacks on stacks
a year ago
The Works in...
Fixing retail with land value capture How to create beautiful shopping streets everywhere
6 months ago
Damn Interesting
The Comforts of the Throne In the days when hunting was a more common pursuit than it is today, those involved in the job...
over a year ago
6
over a year ago
In the days when hunting was a more common pursuit than it is today, those involved in the job cultivated a taxonomy for the various droppings they might encounter and use for tracking. Thus, rather than merely looking out for scat, those stalking deer would keep an eye peeled...
Math Is Still...
In the Quantum World, Even Points of View Are Uncertain The reference frames from which observers view quantum events can themselves have multiple possible...
a month ago
18
a month ago
The reference frames from which observers view quantum events can themselves have multiple possible locations at once — an insight with potentially major ramifications. The post In the Quantum World, Even Points of View Are Uncertain first appeared on Quanta Magazine
Wanderingspace
JUPITER FROM JUNO An unusual perspective, captured by NASA's Juno spacecraft in 2018.
a year ago
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...
The Works in...
The eye of the tiger What makes tigers different from one another?
a year ago
Math Is Still...
How Is Science Even Possible? How are scientists able to crack fundamental questions about nature and life? How does math make the...
6 months ago
57
6 months ago
How are scientists able to crack fundamental questions about nature and life? How does math make the complex cosmos understandable? In this episode, the physicist Nigel Goldenfeld and co-host Steven Strogatz explore the deep foundations of the scientific process. The...
NeuroLogica Blog
How Were the Pyramids Built? The Egyptian pyramids, and especially the Pyramids at Giza, have fascinated people probably since...
7 months ago
46
7 months ago
The Egyptian pyramids, and especially the Pyramids at Giza, have fascinated people probably since their construction between 4700 and 3700 years ago. They are massive structures, and it boggles the mind that an ancient culture, without the benefit of any industrial technology,...
NeuroLogica Blog
How To Prove Prevention Works Homer: Not a bear in sight. The Bear Patrol must be working like a charm. Lisa: That’s specious...
10 months ago
20
10 months ago
Homer: Not a bear in sight. The Bear Patrol must be working like a charm. Lisa: That’s specious reasoning, Dad. Homer: Thank you, dear. Lisa: By your logic I could claim that this rock keeps tigers away. Homer: Oh, how does it work? Lisa: It doesn’t work. Homer: Uh-huh. Lisa:...
Asterisk
What We Get Wrong About AI & China Everyone’s afraid of what China can and will do with AI. On the ground, the picture looks a lot more...
a year ago
2
a year ago
Everyone’s afraid of what China can and will do with AI. On the ground, the picture looks a lot more complicated.
The Works in...
Notes on Progress: In pursuit of decent coffee No great stagnation in home espresso
a year ago
NeuroLogica Blog
A Greener Li-Ion Battery It is increasingly obvious that battery technology is one of the keys to transitioning our...
6 months ago
63
6 months ago
It is increasingly obvious that battery technology is one of the keys to transitioning our civilization away from burning fossil fuels. Batteries facilitate the use of cheap, green, but intermittent energy sources. They also allow for the electrification of technology sectors...
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...
IEEE Spectrum
The First Virtual Meeting Was in 1916 At 8:30 p.m. on 16 May 1916, John J. Carty banged his gavel at the Engineering Societies Building in...
a month ago
25
a month ago
At 8:30 p.m. on 16 May 1916, John J. Carty banged his gavel at the Engineering Societies Building in New York City to call to order a meeting of the American Institute of Electrical Engineers. This was no ordinary gathering. The AIEE had decided to conduct a live national meeting...
nanoscale views
Experimental techniques: bridge measurements When we teach undergraduates about materials and measuring electrical resistance, we tend to gloss...
4 months ago
45
4 months ago
When we teach undergraduates about materials and measuring electrical resistance, we tend to gloss over the fact that there are specialized techniques for this - it's more than just hooking up a battery and an ammeter.  If you want to get high precision results, such as measuring...
Probably...
Elements of Data Science I’m excited to announce the launch of my newest book, Elements of Data Science. As the subtitle...
5 months ago
45
5 months ago
I’m excited to announce the launch of my newest book, Elements of Data Science. As the subtitle suggests, it is about “Getting started with Data Science and Python”. Order now from Lulu.com and get 20% off! I am publishing this book myself, which has one big advantage: I can...
Willem Pennings
Home Assistant-compatible air quality sensor I recently moved and our new home is equipped with a ventilation system that distributes fresh...
over a year ago
5
over a year ago
I recently moved and our new home is equipped with a ventilation system that distributes fresh (outside) air through the house and recoups heat from the air that is exhausted. There is a problem with this system, though. Sometimes, for example when a neighbour lights their wood...
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...
Explorations of an...
Day Two At Río Bigal - Brilliant Birding and Magnificent Mothing The Pink-throated Brilliant.  There are, of course, many other weird and wonderful species that call...
a year ago
10
a year ago
The Pink-throated Brilliant.  There are, of course, many other weird and wonderful species that call Río Bigal home, but I was first drawn to the idea of visiting this reserve while reading about the enigmatic Pink-throated Brilliant. This rare hummingbird lives only in forest in...
nanoscale views
APS March Meeting 2024, Day 2 A decent part of today was spent in conversation with friends and colleagues, but here are some high...
9 months ago
28
9 months ago
A decent part of today was spent in conversation with friends and colleagues, but here are some high points of scientific talks: The DMP prize session was excellent.  The first talk was by Harold Hwang, this year's awardee of the McGroddy Prize.  He gave a very compelling...
Out-of-Pocket Blog
The Upfront Pricing Phenomenon | Out-Of-Pocket Imagine actually knowing what things cost in advance lmao
a year ago
NeuroLogica Blog
UFOs and the Pandemic Did UFO reporting increase during the pandemic? A group of researchers set out to answer that...
a year ago
22
a year ago
Did UFO reporting increase during the pandemic? A group of researchers set out to answer that question, and recently published their results. Their hypothesis was two-fold, including the notion that people had more free time during the shutdown and perhaps spent more time out...
Sean Carroll
Thanksgiving This year we give thanks for a feature of nature that is frequently misunderstood: quanta. (We’ve...
a year ago
20
a year ago
This year we give thanks for a feature of nature that is frequently misunderstood: quanta. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory, the error bar, gauge...
Out-of-Pocket Blog
How MainStreet gets you government $ | Out-Of-Pocket Get government tax credits for your health startup
a year ago
Beautiful Public...
The GOES-16 Weather Satellite Satellites used to observe weather are so ubiquitous it is easy to take them for granted. GOES-16 is...
over a year ago
43
over a year ago
Satellites used to observe weather are so ubiquitous it is easy to take them for granted. GOES-16 is worthy of your attention.
Tikalon Blog by Dev...
Cold Brew Coffee While employees are thankful for their employer's largesse in providing free coffee, any cursory...
5 months ago
2
5 months ago
While employees are thankful for their employer's largesse in providing free coffee, any cursory cost-benefit analysis shows that they get back more than they spend. Coffee's caffeine content boosts a person's focus and attention, and it reduces mental fatigue, all of these...
nanoscale views
APS March Meeting 2024, Day 3 My highlights today are a bit thin, because I was fortunate enough to spend time catching up with...
9 months ago
29
9 months ago
My highlights today are a bit thin, because I was fortunate enough to spend time catching up with collaborators and old friends, but here goes: Pedram Roushan from Google gave an interesting talk about noisy intermediate-scale quantum experiments for simulation.  He showed some...
NeuroLogica Blog
Virtual Walking When I use my virtual reality gear I do practical zero virtual walking – meaning that I don’t have...
9 months ago
29
9 months ago
When I use my virtual reality gear I do practical zero virtual walking – meaning that I don’t have my avatar walk while I am not walking. I general play standing up which means I can move around the space in my office mapped by my VR software – so I am physically walking to...
Math Is Still...
How Genetic Surprises Complicate the Old Doctrine of DNA For over a century, biologists have had to contend with a complicated picture of genetics, which...
a year ago
4
a year ago
For over a century, biologists have had to contend with a complicated picture of genetics, which they’ve only recently begun to understand. The post How Genetic Surprises Complicate the Old Doctrine of DNA first appeared on Quanta Magazine
Explorations of an...
Araucaria Forests near San Pedro February 9 - 11, 2023 The Brazilian Araucaria is a tree that seems more suited to the pages of a Dr....
a year ago
19
a year ago
February 9 - 11, 2023 The Brazilian Araucaria is a tree that seems more suited to the pages of a Dr. Seuss book than the rolling hills of the Atlantic forests of southern Brazil and northeastern Argentina. Stands of Araucaria angustifolia are peculiar looking, with massive trunks...
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...
Estimating a Difference of Products Wow, it’s been a long time! Both since my last blog post, and since my last quick analysis trick....
a year ago
5
a year ago
Wow, it’s been a long time! Both since my last blog post, and since my last quick analysis trick. But I’ve been itching to write more blog posts lately, and I thought that something quick and easy like this would be a good way to get back into it without the kind of effort...
The Roots of...
Event, Feb 29: “Towards a New Philosophy of Progress” in Boston and on Zoom On Thursday, February 29, I’ll be giving my talk “Towards a New Philosophy of Progress” to the New...
10 months ago
56
10 months ago
On Thursday, February 29, I’ll be giving my talk “Towards a New Philosophy of Progress” to the New England Legal Foundation, for their Economic Liberty Speaker Series. The talk will be held over breakfast at NELF’s offices in Boston, and will also be livestreamed over Zoom. See...
Explorations of an...
Birding Near The Bolivia Border January 22, 2023 (continued) Laura and I left the humid east slope of the Andes behind and worked...
a year ago
15
a year ago
January 22, 2023 (continued) Laura and I left the humid east slope of the Andes behind and worked our way north along the paved highway through the incredible Quebrada de Humahuaca. This valley is famous for its scenery and it was easy to see why. The contrasts, textures and...
Out-of-Pocket Blog
Malpractice, Expert Witnesses, and Lawsuits with Dr. Eric Funk | Out-Of-Pocket Suits and White Coats
a year ago
NeuroLogica Blog
Predicting Outcome in Severe Brain Injury One of the most difficult situations that a person can face is to have a loved-one in a critical...
7 months ago
78
7 months ago
One of the most difficult situations that a person can face is to have a loved-one in a critical medical condition and have to make life-or-death medical decisions for them. I have been in this situation many times as the consulting neurologist, and I have seen how weighty this...
IEEE Spectrum
How Engineers at Digital Equipment Corp. Saved Ethernet I’ve enjoyed reading magazine articles about Ethernet’s 50th anniversary, including one in the The...
8 months ago
64
8 months ago
I’ve enjoyed reading magazine articles about Ethernet’s 50th anniversary, including one in the The Institute. Invented by computer scientists Robert Metcalfe and David Boggs, Ethernet has been extraordinarily impactful. Metcalfe, an IEEE Fellow, received the 1996 IEEE Medal of...
Asterisk
Making Sense of Moral Change A conversation about abolitionism, moral progress, and the pitfalls of historical counterfactuals.
over a year ago
2
over a year ago
A conversation about abolitionism, moral progress, and the pitfalls of historical counterfactuals.
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...
The Roots of...
What I’ve been reading, November 2023 A ~monthly feature. Recent blog posts and news stories are generally omitted; you can find them in...
a year ago
34
a year ago
A ~monthly feature. Recent blog posts and news stories are generally omitted; you can find them in my links digests. All emphasis in bold in the quotes below was added by me. Books Finished Lynn White, Medieval Technology and Social Change (1962). Last time I talked about the...
Math Is Still...
The Surprisingly Simple Math Behind Puzzling Matchups If Anna beats Benji in a game and Benji beats Carl, will Anna beat Carl? The post The...
11 months ago
27
11 months ago
If Anna beats Benji in a game and Benji beats Carl, will Anna beat Carl? The post The Surprisingly Simple Math Behind Puzzling Matchups first appeared on Quanta Magazine
Sean Carroll
The Biggest Ideas in the Universe: Space, Time, and Motion Just in case there are any blog readers out there who haven’t heard from other channels: I have a...
over a year ago
21
over a year ago
Just in case there are any blog readers out there who haven’t heard from other channels: I have a new book out! The Biggest Ideas in the Universe: Space, Time, and Motion is Volume One of a planned three-volume series. It grew out of the videos that I did in 2020, trying to offer...
NeuroLogica Blog
AI Copilots Are Coming I’m going to do something I rarely do and make a straight-up prediction – I think we are close to...
2 months ago
34
2 months ago
I’m going to do something I rarely do and make a straight-up prediction – I think we are close to having AI apps that will function as our all-purpose digital assistants. That’s not really a tough call, we already have digital assistants and they are progressing rapidly. So I am...
symmetry magazine
IceCube and NANOGrav open new windows onto the universe New results from a neutrino telescope and a gravitational-wave observatory show how astronomers use...
a year ago
18
a year ago
New results from a neutrino telescope and a gravitational-wave observatory show how astronomers use different forms of messengers to study the cosmos.
Math Is Still...
How Math Achieved Transcendence Transcendental numbers include famous examples like e and π, but it took mathematicians centuries to...
a year ago
18
a year ago
Transcendental numbers include famous examples like e and π, but it took mathematicians centuries to understand them. The post How Math Achieved Transcendence first appeared on Quanta Magazine
Out-of-Pocket Blog
OOP Slack final reminder | Out-Of-Pocket it's the final countdownnnnn
9 months ago
Math Is Still...
The Simple Geometry That Predicts Molecular Mosaics By treating molecules as geometric tessellations, scientists devised a new way to forecast how 2D...
a year ago
26
a year ago
By treating molecules as geometric tessellations, scientists devised a new way to forecast how 2D materials might self-assemble. The post The Simple Geometry That Predicts Molecular Mosaics first appeared on Quanta Magazine
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) […]
NeuroLogica Blog
Multipurpose Superconducting Highway When it comes to technology (and also probably many things) there is a pyramid of ideas. At the very...
a year ago
28
a year ago
When it comes to technology (and also probably many things) there is a pyramid of ideas. At the very bottom of the pyramid is pure speculation, just throwing out “what if” ideas to feed the conceptual pipeline. A subset of these ideas will pass the sniff test enough to justify...
Math Is Still...
Elliptic Curve ‘Murmurations’ Found With AI Take Flight Mathematicians are working to fully explain unusual behaviors uncovered using artificial...
9 months ago
28
9 months ago
Mathematicians are working to fully explain unusual behaviors uncovered using artificial intelligence. The post Elliptic Curve ‘Murmurations’ Found With AI Take Flight first appeared on Quanta Magazine
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...
nanoscale views
Condensed matter’s rough start I’m teaching undergrad solid-state for the first time, and it has served as a reminder of how...
a year ago
24
a year ago
I’m teaching undergrad solid-state for the first time, and it has served as a reminder of how condensed matter physics got off the ground.  I suspect that one reason CM historically had not received a lot of respect in the early years (e.g. Pauli declaring that solid-state...
IEEE Spectrum
The Do-or-Die Moments That Determined the Fate of the Internet CES) and the Game Developers Conference have become regular features of the digital world. ARPANET...
a year ago
4
a year ago
CES) and the Game Developers Conference have become regular features of the digital world. ARPANET in 1972, or the mid-1980s conferences now known as Interop, alerted experts to new technologies, and, in some cases, altered the balance between competing approaches. Packet...
Math Is Still...
What Does Milk Do for Babies? Human nutrition begins with milk, but the wondrous biofluid does much more than feed babies. In this...
8 months ago
37
8 months ago
Human nutrition begins with milk, but the wondrous biofluid does much more than feed babies. In this episode, co-host Steven Strogatz speaks with molecular nutritionist Elizabeth Johnson about her research into the impact of human milk on a healthy microbiome. The...
Blog - Practical...
Why Are Texas Interchanges Texas So Tall? [Note that this article is a transcript of the video embedded above.] This is the Dallas High Five,...
4 months ago
54
4 months ago
[Note that this article is a transcript of the video embedded above.] This is the Dallas High Five, one of the tallest highway interchanges in the world. It gets its name from the fact that there are five different levels of roadways crossing each other in this one spot. In some...
Out-of-Pocket Blog
Redox and The Future Of Integrations | Out-Of-Pocket Actually...what is an integration lol
a year ago
IEEE Spectrum
Inside the Three-Way Race to Create the Most Widely Used Laser The semiconductor laser, invented more than 60 years ago, is the foundation of many of today’s...
5 months ago
44
5 months ago
The semiconductor laser, invented more than 60 years ago, is the foundation of many of today’s technologies including barcode scanners, fiber-optic communications, medical imaging, and remote controls. The tiny, versatile device is now an IEEE Milestone. The possibilities of...
NeuroLogica Blog
How Much Carbon do Living Things Store? Since we are in a “all hands on deck” situation when it comes to climate change, we need to take a...
a year ago
36
a year ago
Since we are in a “all hands on deck” situation when it comes to climate change, we need to take a look at all potential strategies for delaying and blunting global warming. The game at this point is all about peak warming – how much will the Earth warm before temperatures peak...
nanoscale views
The difficult need for creativity on demand Thoughts at the end of another busy year…. Good science is a creative enterprise.  Some stereotypes...
a year ago
20
a year ago
Thoughts at the end of another busy year…. Good science is a creative enterprise.  Some stereotypes paint most scientists as toiling away, so deeply constrained by logic that they function more like automatons grinding out the next incremental advance in a steady if slow march of...
Confessions of a...
Marine science, the environment, and the 2013 Australian election I’ve been a bit reluctant to write about the upcoming election in this blog; after all the point of...
over a year ago
22
over a year ago
I’ve been a bit reluctant to write about the upcoming election in this blog; after all the point of this blog has never been about anything political!  However, for better or worse the state of our  environment (including our oceans) are inextricably linked to politics, so here...
Math Is Still...
How Simple Math Moves the Needle The spatial intuition behind a three-point turn offers an on-ramp to a century-old geometry problem....
a year ago
8
a year ago
The spatial intuition behind a three-point turn offers an on-ramp to a century-old geometry problem. The post How Simple Math Moves the Needle first appeared on Quanta Magazine
Blog - Practical...
What's the Difference Between Paint and Coatings? [Note that this article is a transcript of the video embedded above.] There’s a popular myth that...
over a year ago
24
over a year ago
[Note that this article is a transcript of the video embedded above.] There’s a popular myth that I’ve heard about several bridges (including the Golden Gate Bridge in San Francisco and the Forth Bridge in eastern Scotland) that they paint the structure continuously from end to...
Math Is Still...
Never-Repeating Tiles Can Safeguard Quantum Information Two researchers have proved that Penrose tilings, famous patterns that never repeat, are...
10 months ago
26
10 months ago
Two researchers have proved that Penrose tilings, famous patterns that never repeat, are mathematically equivalent to a kind of quantum error correction. The post Never-Repeating Tiles Can Safeguard Quantum Information first appeared on Quanta Magazine
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....
Apoorva Srinivasan
a review on protein language models Protein “language” is a lot like human language. Given the similarities, researchers have been...
7 months ago
2
7 months ago
Protein “language” is a lot like human language. Given the similarities, researchers have been building and training language models on protein sequence data, replicating the success seen in other domains, with profound implications. In this post, I will explore how transformer...
Interaction Magic -...
Plastic archeology The history, science and engineering of Lego bricks, on the cusp between trash and treasure.
a year ago
Uncharted...
The Earth Is Better with More People A world with 2 billion people would be decaying, poor, brutal, violent, hopeless. With 100B, it...
3 weeks ago
4
3 weeks ago
A world with 2 billion people would be decaying, poor, brutal, violent, hopeless. With 100B, it would be rich, beautiful, vibrant, peaceful, hopeful.
Math Is Still...
What Has the Pandemic Taught Us About Vaccines? Should Covid-19 vaccines be judged by how well they prevent disease or how well they prevent death?...
a year ago
30
a year ago
Should Covid-19 vaccines be judged by how well they prevent disease or how well they prevent death? Anna Durbin, a public health expert and vaccine researcher, talks with Steven Strogatz about the science behind vaccines. The post What Has the Pandemic Taught Us About...
Out-of-Pocket Blog
"We Should Sell To Self-Insured Employers" | Out-Of-Pocket Six Stages Of Health Tech Grief Pt. 2
a year ago
NeuroLogica Blog
Immune Cells to Fight Cancer There is a recent medical advance that you may not have heard about unless you are a healthcare...
a year ago
21
a year ago
There is a recent medical advance that you may not have heard about unless you are a healthcare professional or encountered it from the patient side – CAR-T cell therapy. A recent study shows the potential for continued incremental advance of this technology, but already it is a...
Asterisk
How Long Til We’re All on Ozempic? Over 100 million Americans, and possibly many more, could benefit from GLP-1 drugs. When can they...
5 months ago
2
5 months ago
Over 100 million Americans, and possibly many more, could benefit from GLP-1 drugs. When can they expect to get them?
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...
Blog - Practical...
How To Install a Pipeline Under a Railroad [Note that this article is a transcript of the video embedded above.] This is the Union Pacific...
10 months ago
57
10 months ago
[Note that this article is a transcript of the video embedded above.] This is the Union Pacific Railroad’s Austin Subdivision in central Texas. It’s a busy corridor that moves both freight and passengers north and south between Austin and San Antonio… But it’s mostly freight....
Probably...
Is the Ideology Gap Growing? This tweet from John Burn-Murdoch links to an article in the Financial Times (FT), “A new global...
10 months ago
30
10 months ago
This tweet from John Burn-Murdoch links to an article in the Financial Times (FT), “A new global gender divide is emerging”, which includes this figure: The article claims: In the US, Gallup data shows that after decades where the sexes were each spread roughly equally across...
Math Is Still...
The Unraveling of Space-Time This special issue of Quanta Magazine explores the ultimate scientific quest: the search for the...
2 months ago
19
2 months ago
This special issue of Quanta Magazine explores the ultimate scientific quest: the search for the fundamental nature of reality. The post The Unraveling of Space-Time first appeared on Quanta Magazine
The Roots of...
What I’ve been reading, October 2023 A ~monthly feature. Last month was busy for me with a lot of travel and a lot of focus on The Roots...
a year ago
60
a year ago
A ~monthly feature. Last month was busy for me with a lot of travel and a lot of focus on The Roots of Progress as a nonprofit organization, so I haven’t had as much time as I prefer for research and writing. Recent blog posts and news stories are generally omitted; you can find...
Math Is Still...
Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’ New research reveals how marine microbes use an extra membrane that once had digestive functions to...
a year ago
15
a year ago
New research reveals how marine microbes use an extra membrane that once had digestive functions to boost their yield from photosynthesis. The post Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’ first appeared on Quanta Magazine
IEEE Spectrum
Meet Mr. Internet: Vint Cerf It was June 1973. For the past three months, Vint Cerf and Bob Kahn had been working together on a...
a year ago
4
a year ago
It was June 1973. For the past three months, Vint Cerf and Bob Kahn had been working together on a problem Kahn had been pondering for some time: how to connect ground-based military computers seamlessly to communications satellites and mobile radios. The two had been...
Casey Handmer's blog
Entrepreneurship changed the way I think A quick note with some self reflection on the eve of my 37th year and after nearly three years of...
3 months ago
4
3 months ago
A quick note with some self reflection on the eve of my 37th year and after nearly three years of running a hardware start up. I never saw myself as a founder. At some point a few years ago I realized nearly all my friends were founders or managers of their own business, but I...
Math Is Still...
New Theory Suggests Chatbots Can Understand Text Far from being “stochastic parrots,” the biggest large language models seem to learn enough skills...
11 months ago
21
11 months ago
Far from being “stochastic parrots,” the biggest large language models seem to learn enough skills to understand the words they’re processing. The post New Theory Suggests Chatbots Can Understand Text first appeared on Quanta Magazine
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
Math Is Still...
The ‘Accidental Activist’ Who Changed the Face of Mathematics Throughout her 60-year career, Lenore Blum has developed new perspectives on logic and computation...
11 months ago
15
11 months ago
Throughout her 60-year career, Lenore Blum has developed new perspectives on logic and computation while championing women in mathematics and computer science. Now consciousness is on her mind. The post The ‘Accidental Activist’ Who Changed the Face of Mathematics...
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’...
Probably...
Destructive Testing Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
7 months ago
68
7 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. sample_size Sample Size Selection¶ Here’s a question from the Reddit statistics forum. Hi Redditors, I am a civil engineer trying...
Damn Interesting
A Trail Gone Cold Iceland is known to the rest of the world as the land of Vikings and volcanos, an island caught...
9 months ago
55
9 months ago
Iceland is known to the rest of the world as the land of Vikings and volcanos, an island caught between continents at the extremities of the map. Remote and comparatively inhospitable, it was settled only as long ago as the 9th century, and has seen little additional in-migration...
Explorations of an...
A Month In Northern Peru, Part 9: Tinamous In the Amazon To Rare Montane Monkeys (February 11, 2024) February 11, 2024 Our alarm went off at 4:30 AM and at 5:00 AM we began the long, windy drive in the...
5 months ago
32
5 months ago
February 11, 2024 Our alarm went off at 4:30 AM and at 5:00 AM we began the long, windy drive in the dark across the Andes. The reason for our early start is that we had a date with tinamous and wood-quails at a small family-run reserve called Arena Blanca. Our contact at the...
Math Is Still...
The Tiny Physics Behind Immense Cosmic Eruptions A new theory describes how particle interactions fuel fast magnetic reconnection, the process behind...
a year ago
42
a year ago
A new theory describes how particle interactions fuel fast magnetic reconnection, the process behind solar flares and other astrophysical jets. The post The Tiny Physics Behind Immense Cosmic Eruptions first appeared on Quanta Magazine
Beautiful Public...
Trademark Design Codes The United States Patent and Trademark Office has a system of 1,400 descriptive "design codes"...
8 months ago
69
8 months ago
The United States Patent and Trademark Office has a system of 1,400 descriptive "design codes" allowing you to search for trademarks with “Rickshaws”, “Centaurs” or “Mechanical women”.
NeuroLogica Blog
Betavoltaic Batteries In 1964 Isaac Asimov, asked to imagine the world 50 years in the future, wrote: “The appliances of...
11 months ago
16
11 months ago
In 1964 Isaac Asimov, asked to imagine the world 50 years in the future, wrote: “The appliances of 2014 will have no electric cords, of course, for they will be powered by long- lived batteries running on radioisotopes. The isotopes will not be expensive for they will be by-...
Andrew Fraknoi –...
Drone Madness: Here is the Antidote For those of us who, through the years, have been through wave after wave of uncritical and...
6 days ago
16
6 days ago
For those of us who, through the years, have been through wave after wave of uncritical and sensational UFO stories in the media, the current obsession with (and jumping to unwarranted conclusions about) mysterious drones seems all too familiar.  As before, untrained observers,...
Blog - Practical...
Is the World Really Running Out of Sand? [Note that this article is a transcript of the video embedded above.] If you have to know the answer...
2 months ago
48
2 months ago
[Note that this article is a transcript of the video embedded above.] If you have to know the answer right away, it’s no; or at least, my goal with this video is to convince you that the world is not running out of sand. But if it were that simple, I wouldn’t be here (right?) and...
Out-of-Pocket Blog
Healthcare Ideas That Look Good But Are Bad | Out-Of-Pocket clinical trial matching, "find a specialist", and more
8 months ago
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...
Out-of-Pocket Blog
"AI sucks", Quantifying EMR burden, and Loneliness | Out-Of-Pocket 3 interesting papers I like
a year ago
Probably...
Superbolts Probably Overthinking It is available to predorder now. You can get a 30% discount if you order from...
a year ago
6
a year ago
Probably Overthinking It is available to predorder now. You can get a 30% discount if you order from the publisher and use the code UCPNEW. You can also order from Amazon or, if you want to support independent bookstores, from Bookshop.org. Recently I read a Scientific American...
NeuroLogica Blog
T-rex Had Lips One of the challenges of paleontology is that we are trying to infer and entire animal just from the...
a year ago
52
a year ago
One of the challenges of paleontology is that we are trying to infer and entire animal just from the hard parts that fossilize, mostly bones and teeth (and sometimes just teeth). But if we look at animals today there are a lot of details we could not guess from their bones alone...
NeuroLogica Blog
Hunger Circuitry One of the organizing principles that govern living organisms is homeostasis. This is a key feature...
a year ago
5
a year ago
One of the organizing principles that govern living organisms is homeostasis. This is a key feature of being alive – maintaining homeostatic equilibrium both internally and externally. Homeostatic systems usually involve multiple feedback loops that maintain some physiological...
Math Is Still...
‘A-Team’ of Math Proves a Critical Link Between Addition and Sets A team of four prominent mathematicians, including two Fields medalists, proved a conjecture...
a year ago
27
a year ago
A team of four prominent mathematicians, including two Fields medalists, proved a conjecture described as a “holy grail of additive combinatorics.” The post ‘A-Team’ of Math Proves a Critical Link Between Addition and Sets first appeared on Quanta Magazine
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...
NeuroLogica Blog
Should Tech Companies Be Liable for Content The Supreme Court (SCOTUS) is hearing a case that will have profound effects on social media – is...
a year ago
54
a year ago
The Supreme Court (SCOTUS) is hearing a case that will have profound effects on social media – is Google liable for a terrorist killing? The family of Nohemi Gonzalez is suing Google, because she was shot by an Islamic terrorist in 2015 and the family alleges this act was abetted...
Math Is Still...
What Is Machine Learning? Neural networks and other forms of machine learning ultimately learn by trial and error, one...
5 months ago
48
5 months ago
Neural networks and other forms of machine learning ultimately learn by trial and error, one improvement at a time. The post What Is Machine Learning? first appeared on Quanta Magazine
Cremieux Recueil
2024 SAT Data Drop The College Board has just released the latest SAT data. Here's a review.
2 months ago
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...
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part III Part 3 Hi Steve, and thank you for your timely response, and for even considering hosting this...
a year ago
33
a year ago
Part 3 Hi Steve, and thank you for your timely response, and for even considering hosting this debate. There has been, and continues to be a “blackout” on almost all discussion regarding the science behind climate change. If “The science” is truly “settled”, it is a pretty shaky...
Probably...
Smoking Causes Cancer In the preface of Probably Overthinking It, I wrote: Sometimes interpreting data is easy. For...
a year ago
31
a year ago
In the preface of Probably Overthinking It, I wrote: Sometimes interpreting data is easy. For example, one of the reasons we know that smoking causes lung cancer is that when only 20% of the population smoked, 80% of people with lung cancer were smokers. If you are a doctor who...
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...
NeuroLogica Blog
Frozen Embryos Are Not People Amid much controversy, the Alabama State Supreme Court ruled that frozen embryos are children. They...
9 months ago
49
9 months ago
Amid much controversy, the Alabama State Supreme Court ruled that frozen embryos are children. They did not support their decision with compelling logic, with cited precedence (their decision is literally unprecedented), with practical considerations, or with sound ethical...
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...
ToughSF
Cold, Laser-Coupled Particle Beams This is a follow-up to the Particle Beams in Space post. This time, we look at two concepts that...
over a year ago
7
over a year ago
This is a follow-up to the Particle Beams in Space post. This time, we look at two concepts that can massively increase the effective range of particle beam: one is being applied every day in modern accelerators, and the other is an outgrowth of a tool used in...
pcloadletter
My articles don't belong on certain social networks I write this blog because I enjoy writing. Some people enjoy reading what I write, which makes me...
6 months ago
66
6 months ago
I write this blog because I enjoy writing. Some people enjoy reading what I write, which makes me feel really great! Recently, I took down a post and stopped writing for a few months because I didn't love the reaction I was getting on social media sites like Reddit and Hacker...
Beautiful Public...
Visualizing Ship Movements with AIS Data Explore the beautiful, intricate paths of ships over a year—tracked from America's busiest ports to...
3 months ago
39
3 months ago
Explore the beautiful, intricate paths of ships over a year—tracked from America's busiest ports to the open ocean via AIS marine tracking data.
Probably...
Why are you so slow? Recently a shoe store in France ran a promotion called “Rob It to Get It”, which invited customers...
a year ago
9
a year ago
Recently a shoe store in France ran a promotion called “Rob It to Get It”, which invited customers to try to steal something by grabbing it and running out of the store. But there was a catch — the “security guard” was a professional sprinter, Méba Mickael Zeze. As you would...
NeuroLogica Blog
Converting CO2 to Carbon Nanofibers One of the dreams of a green economy where the amount of CO2 in the atmosphere is stable, and not...
11 months ago
19
11 months ago
One of the dreams of a green economy where the amount of CO2 in the atmosphere is stable, and not slowly increasing, is the ability to draw CO2 from the atmosphere and convert it to a solid form. Often referred to as carbon capture, some form of this is going to be necessary...
NeuroLogica Blog
Some Thoughts on Aging If either of the two presumptive nominees for the major political parties in the US are elected in...
5 months ago
53
5 months ago
If either of the two presumptive nominees for the major political parties in the US are elected in November they will be the oldest person ever to be inaugerated as president. What implications does this have? As a neurologist who sees patients every workday of various ages,...
The Roots of...
What I’ve been reading, April 2023 A monthly feature. Note that I generally don’t include very recent writing here, such as the latest...
a year ago
21
a year ago
A monthly feature. Note that I generally don’t include very recent writing here, such as the latest blog posts (for those, see my Twitter digests); this is for my deeper research. AI First, various historical perspectives on AI, many of which were quite prescient: Alan Turing,...
Math Is Still...
Rogue Worlds Throw Planetary Ideas Out of Orbit Scientists have recently discovered scores of free-floating worlds that defy classification. The new...
a year ago
6
a year ago
Scientists have recently discovered scores of free-floating worlds that defy classification. The new observations have forced them to rethink their theories of star and planet formation. The post Rogue Worlds Throw Planetary Ideas Out of Orbit first appeared on Quanta...
The Works in...
Making architecture easy Architecture is inherently public, which means buildings should be agreeable, not unpopular works of...
a month ago
Math Is Still...
The Lawlessness of Large Numbers Mathematicians can often figure out what happens as quantities grow infinitely large. What about...
a year ago
21
a year ago
Mathematicians can often figure out what happens as quantities grow infinitely large. What about when they are just a little big? The post The Lawlessness of Large Numbers first appeared on Quanta Magazine
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...
brr
Polar Night Surreal and otherworldly.
a year ago
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
Explorations of an...
Desert Birding, And The Spectacular Quebrada De Las Conchas January 18, 2023 Ah, a sleep-in. The late night owling escapades (can it really be called owling if...
a year ago
14
a year ago
January 18, 2023 Ah, a sleep-in. The late night owling escapades (can it really be called owling if we didn't find any owls?) had made our decision for a leisurely start quite easy to make. It also helped that we had just a few bird targets this day.  We began in the cactus-laden...
Out-of-Pocket Blog
What's The Deal With Telemedicine? | Out-Of-Pocket we're in the weird in-between stage of adoption
a year ago
Probably...
How Many Books? If you like this article, you can read more about this kind of Bayesian analysis in Think Bayes....
11 months ago
27
11 months ago
If you like this article, you can read more about this kind of Bayesian analysis in Think Bayes. Recently I found a copy of Probably Overthinking It at a local bookstore and posted a picture on Twitter. Aubrey Clayton replied with this question: It’s a great question with what...
Andrew Fraknoi –...
Two Eclipses of the Sun Coming to North America 2023-24 Two eclipses of the Sun will be visible in North America during the 2023-24 school year. The post...
a year ago
4
a year ago
Two eclipses of the Sun will be visible in North America during the 2023-24 school year. The post Two Eclipses of the Sun Coming to North America 2023-24 appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
NeuroLogica Blog
Weaponized Pedantry and Reverse Gish Gallop Have you ever been in a discussion where the person with whom you disagree dismisses your position...
10 months ago
58
10 months ago
Have you ever been in a discussion where the person with whom you disagree dismisses your position because you got some tiny detail wrong or didn’t know the tiny detail? This is a common debating technique. For example, opponents of gun safety regulations will often use the...
The Works in...
The ultra-selfish gene Genetically modifying malaria-carrying mosquitoes could allow us to wipe out humanity’s most deadly...
a month ago
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...
Math Is Still...
A New Generation of Mathematicians Pushes Prime Number Barriers New work attacks a long-standing barrier to understanding how prime numbers are distributed. ...
a year ago
6
a year ago
New work attacks a long-standing barrier to understanding how prime numbers are distributed. The post A New Generation of Mathematicians Pushes Prime Number Barriers first appeared on Quanta Magazine
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...
IEEE Spectrum
Sci-fi and Hi-fi Many a technologist has been inspired by science fiction. Some have even built, or rebuilt, entire...
9 months ago
36
9 months ago
Many a technologist has been inspired by science fiction. Some have even built, or rebuilt, entire companies around an idea introduced in a story they read, as the founders of Second Life and Meta did, working from the metaverse as imagined by Neal Stephenson in his seminal 1992...
Blog - Practical...
The Wild Story of the Taum Sauk Dam Failure [Note that this article is a transcript of the video embedded above.] Early in the morning of...
2 months ago
39
2 months ago
[Note that this article is a transcript of the video embedded above.] Early in the morning of December 14, 2005, pumps were nearly finished filling the upper reservoir at the Taum Sauk power station, marking the end of the daily cycle. Water rose to the top of the rockfill...
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part II Yesterday’s post was the first in an exchange about the effects of climate change on public health....
a year ago
30
a year ago
Yesterday’s post was the first in an exchange about the effects of climate change on public health. Today’s post is my response. Part II Climate change is a critically important topic for society today, and it’s important that the public have a working knowledge of the facts,...
ToughSF
The Expanse's Epstein Drive We aim to take a fictional propulsion technology from The Expanse, and apply the appropriate science...
over a year ago
5
over a year ago
We aim to take a fictional propulsion technology from The Expanse, and apply the appropriate science to explain its features in a realistic manner. This also applies to other SciFi settings that want a similar engine for their own spacecraft. The Epstein Drive Title art...
Math Is Still...
A Rosetta Stone for Mathematics In 1940 André Weil wrote a letter to his sister, Simone, outlining his vision for translating...
7 months ago
35
7 months ago
In 1940 André Weil wrote a letter to his sister, Simone, outlining his vision for translating between three distinct areas of mathematics. Eighty years later, it still animates many of the most exciting developments in the field. The post A Rosetta Stone for...
Math Is Still...
Deep Beneath Earth’s Surface, Clues to Life’s Origins Last spring, scientists retrieved a trove of mantle rocks from underneath the Atlantic seafloor — a...
11 months ago
10
11 months ago
Last spring, scientists retrieved a trove of mantle rocks from underneath the Atlantic seafloor — a bounty that could help write the first chapter of life's story on Earth. The post Deep Beneath Earth’s Surface, Clues to Life’s Origins first appeared on Quanta...
The Works in...
Notes on Progress: A tale of two particles Not all radioactivity is risky or harmful
over a year ago
Probably...
Extremes, outliers, and GOATS The video from my PyData Global 2023 talk, Extremes, outliers, and GOATS, is available now: The...
10 months ago
19
10 months ago
The video from my PyData Global 2023 talk, Extremes, outliers, and GOATS, is available now: The slides are here. There are two Jupyter notebooks that contain the analysis I presented: Here’s the abstract: The fastest runners are much faster than we expect from a Gaussian...
Math Is Still...
Biophysicists Uncover Powerful Symmetries in Living Tissue After identifying interlocking symmetries in mammalian cells, scientists can describe some tissues...
a year ago
40
a year ago
After identifying interlocking symmetries in mammalian cells, scientists can describe some tissues as liquid crystals — an observation that lays the groundwork for a fluid-dynamic theory of how tissues move. The post Biophysicists Uncover Powerful Symmetries in Living...
NeuroLogica Blog
Understanding Jumbo Phage Viruses Bacteriophages, viruses that infect bacteria, are the most abundant form of life on Earth. And yet...
7 months ago
51
7 months ago
Bacteriophages, viruses that infect bacteria, are the most abundant form of life on Earth. And yet we know comparatively little about them. But in recent years phage research has taken off with renewed interest. This is partly driven by the availability of CRISPR-based tools for...
brr
Snowdrifts 4 days of blown snow into a doorway.
a year ago
Interaction Magic -...
Podcast: Designed for life A deep dive into my career and the future of experience prototyping with Tony Ryan, CEO of Design &...
over a year ago
2
over a year ago
A deep dive into my career and the future of experience prototyping with Tony Ryan, CEO of Design & Technology Association.
Explorations of an...
Uruguay Part 2: The Saffron-cowled Blackbird Search February 26, 2023 Laura and I left the hacienda behind and and headed southeast towards the coast....
a year ago
23
a year ago
February 26, 2023 Laura and I left the hacienda behind and and headed southeast towards the coast. Our route was a meandering one and we took our time on the potholed roads. The countryside was birdy and we didn't mind the relaxed pace.  We had booked an AirBnB property in the...
The Works in...
Links in Progress: Expanding the Mediterranean's busiest port Plus: New tunnels, monorails, canals, small modular reactors, and horseless carriages
a month ago
Blog - Practical...
Why Are Cooling Towers Shaped Like That? [Note that this article is a transcript of the video embedded above.] This is not smoke. And this...
a month ago
29
a month ago
[Note that this article is a transcript of the video embedded above.] This is not smoke. And this isn’t a smoke stack (at least not the kind we normally think of). It serves a totally different purpose at a power plant than smoke stacks whose job is moving combustion products...
symmetry magazine
Tending to a giant In a race against the clock, CERN engineers and technicians pulled together to find and fix a leak...
a year ago
14
a year ago
In a race against the clock, CERN engineers and technicians pulled together to find and fix a leak inside the Large Hadron Collider.
Out-of-Pocket Blog
Structuring the Unstructured and ScienceIO | Out-Of-Pocket how to train your model, the animated movie
a year ago
NeuroLogica Blog
A Lifecycle Analysis of Electric Vehicles This article is part of my informal series on EVs, sorting through the claims, reality, and...
a year ago
13
a year ago
This article is part of my informal series on EVs, sorting through the claims, reality, and propaganda. There are many complicated factors to sort through, but overall, in my opinion, most concerns about EVs are outdated or overblown. There are definitely locations and use...
Math Is Still...
New Proof Threads the Needle on a Sticky Geometry Problem A new proof marks major progress toward solving the Kakeya conjecture, a deceptively simple question...
a year ago
21
a year ago
A new proof marks major progress toward solving the Kakeya conjecture, a deceptively simple question that underpins a tower of conjectures. The post New Proof Threads the Needle on a Sticky Geometry Problem first appeared on Quanta Magazine
Explorations of an...
Cañadon de Profundidad and Iguazú Falls February 4, 2023 For our second day in Misiones, Laura and I ventured over to a small park only a...
a year ago
13
a year ago
February 4, 2023 For our second day in Misiones, Laura and I ventured over to a small park only a half-hour drive from our accommodations in Posadas. Our main reason for visiting Parque Provincial Cañadón de Profundidad was to search for Creamy-bellied Gnatcatcher, of which...
NeuroLogica Blog
Titan Disaster and Risk vs Benefit There has been a lot of discussion regarding the recent disaster of the Titan submersible. Was the...
a year ago
23
a year ago
There has been a lot of discussion regarding the recent disaster of the Titan submersible. Was the risk justified? Who should be responsible for the safety issues? Who should be on the hook for the millions of dollars the rescue effort took? And why did this tragedy garner more...
The Works in...
Communities of Practice: The Soul of Maintaining a New Machine The first section of Ch. 3 of Stewart Brand’s Maintenance on Books in Progress
4 months ago
Math Is Still...
These Moons Are Dark and Frozen. So How Can They Have Oceans? The moons orbiting Jupiter and Saturn appear to have subsurface oceans — tantalizing targets in the...
a year ago
6
a year ago
The moons orbiting Jupiter and Saturn appear to have subsurface oceans — tantalizing targets in the search for life beyond Earth. But it’s not clear why these seas exist at all. The post These Moons Are Dark and Frozen. So How Can They Have Oceans? first appeared on...
Math Is Still...
How Can Some Infinities Be Bigger Than Others? All infinities go on forever, so how is it possible for some infinities to be larger than others?...
a year ago
42
a year ago
All infinities go on forever, so how is it possible for some infinities to be larger than others? The mathematician Justin Moore discusses the mysteries of infinity with Steven Strogatz. The post How Can Some Infinities Be Bigger Than Others? first appeared on Quanta...
NeuroLogica Blog
Eclipse 2024 I am currently in Dallas Texas waiting to see, hopefully, the 2024 total solar eclipse. This would...
8 months ago
56
8 months ago
I am currently in Dallas Texas waiting to see, hopefully, the 2024 total solar eclipse. This would be my first total eclipse, and everything I have heard indicates that it is an incredible experience. Unfortunately, the weather calls for some clouds, although forecasts have been...
NeuroLogica Blog
Starship Explodes in Successful Launch A common joke in the medical world is, “The operation was a success, but the patient died.” The...
a year ago
24
a year ago
A common joke in the medical world is, “The operation was a success, but the patient died.” The irony comes from how we might define “success”. On April 20th SpaceX conducted the maiden launch of the fully assembled Starship, including a Starship rocket on top of a super heavy...