Full Width [alt+shift+f] Shortcuts [alt+shift+k]
Sign Up [alt+shift+s] Log In [alt+shift+l]
Top Categories > science
#all #programming #technology #startups #history #life #science #literature #architecture #creative #design #finance #travel #comics #AI #indiehacker #cartography Muted Categories [alt+←][alt+→]
Quanta Magazine
Computer Scientists Figure Out How To Prove Lies An attack on a fundamental proof technique reveals a glaring security issue for blockchains and...
14 hours ago
2
14 hours ago
An attack on a fundamental proof technique reveals a glaring security issue for blockchains and other digital encryption schemes. The post Computer Scientists Figure Out How To Prove Lies first appeared on Quanta Magazine
IEEE Spectrum
Granville T. Woods: Smartest Guy in the Room Any home baker will confirm that, even if you have all the right ingredients and follow the recipe,...
a year ago
28
a year ago
Any home baker will confirm that, even if you have all the right ingredients and follow the recipe, things don’t always turn out the way you envisioned. Such was the life of inventor extraordinaire Granville T. Woods. Who was Granville T. Woods? Woods was endowed with...
Quanta Magazine
What Could Explain the Gallium Anomaly? Physicists have ruled out a mundane explanation for the strange findings of an old Soviet...
12 months ago
81
12 months ago
Physicists have ruled out a mundane explanation for the strange findings of an old Soviet experiment, leaving open the possibility that the results point to a new fundamental particle. The post What Could Explain the Gallium Anomaly? first appeared on Quanta Magazine
Quanta Magazine
How Did Altruism Evolve? If evolution favors the survival of the fittest, where did the impulse to help others come from?...
a year ago
55
a year ago
If evolution favors the survival of the fittest, where did the impulse to help others come from? Host Janna Levin speaks with Stephanie Preston, a neuropsychologist who studies the biology of altruism. The post How Did Altruism Evolve? first appeared on Quanta...
Wanderingspace
China's Zhurong Mars Rover How adorable is this. The Zhurong rover placed a camera on the ground, backed up and took a selfie...
over a year ago
31
over a year ago
How adorable is this. The Zhurong rover placed a camera on the ground, backed up and took a selfie next to the landing platform it emerged from last month.
Asterisk
The Great Inflection? A Debate About AI and Explosive Growth A conversation about what happens to the economy when intelligence becomes too cheap to meter.
over a year ago
Chris Grossack's...
Explicitly Computing The Action Lie Algebroid for $SL_2(\mathbb{R}) \curvearrowright \mathbb{R}^2$ This is going to be a very classic post, where we’ll chat about a computation my friend Shane did...
2 weeks ago
9
2 weeks ago
This is going to be a very classic post, where we’ll chat about a computation my friend Shane did earlier today. His research is largely about symplectic lie algebroids, and recently we’ve been trying to understand the rich connections between poisson geometry, lie algebroids,...
The Works in...
Anemia and Malaria In malaria endemic regions, being anemic could be keeping children safe
8 months ago
Explorations of an...
A Month In Northern Peru, Part 12: Cleaning Up The Remaining Marañón Endemics (February 14-15, 2024) February 14, 2024 (continued) It doesn't matter how much time we spend on the verdant, east slope of...
5 months ago
19
5 months ago
February 14, 2024 (continued) It doesn't matter how much time we spend on the verdant, east slope of the Andes. It is just never enough time. Our five days between the highland town of Pomacochas and the lower foothills near Pueblo Aguas Verdes were amazing, full of incredible...
NeuroLogica Blog
Unifying Cognitive Biases Are you familiar with the “lumper vs splitter” debate? This refers to any situation in which there...
over a year ago
88
over a year ago
Are you familiar with the “lumper vs splitter” debate? This refers to any situation in which there is some controversy over exactly how to categorize complex phenomena, specifically whether or not to favor the fewest categories based on similarities, or the greatest number of...
nanoscale views
Guide to faculty searches, 2024 edition As you can tell from my posting frequency lately, I have been unusually busy.  I hope to be writing...
8 months ago
12
8 months ago
As you can tell from my posting frequency lately, I have been unusually busy.  I hope to be writing about more condensed matter and nano science soon.   In the meantime, I realized that I have not re-posted or updated my primer on how tenure-track faculty searches work in physics...
Out-of-Pocket Blog
Transforming Healthcare Data with Tuva Health | Out-Of-Pocket The nitty, gritty, and shitty of working with health data
a year ago
Quanta Magazine
Cells Across the Body Talk to Each Other About Aging Biologists discovered that mitochondria in different tissues talk to each other to repair injured...
a year ago
32
a year 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
Yale e360
How Climate Change Puts the Safety of Drinking Water at Risk Wildfires, floods, intense heat, droughts, and other extreme events fueled by climate change are...
4 months ago
2
4 months ago
Wildfires, floods, intense heat, droughts, and other extreme events fueled by climate change are threatening water systems in the U.S. and around the globe. Experts warn of the increasing threat of contamination and the need to improve infrastructure to keep drinking water...
Out-of-Pocket Blog
More 2022 predictions | Out-Of-Pocket A curation of your 2022 predictions
a year ago
Yale e360
Chimps Found Treating Each Other's Wounds Chimpanzees in Uganda were found treating the injuries of other, unrelated chimps, including those...
a month ago
17
a month ago
Chimpanzees in Uganda were found treating the injuries of other, unrelated chimps, including those caught in hunting snares.  Read more on E360 →
Out-of-Pocket Blog
Random Uncontrolled Trials/Tweets | Out-Of-Pocket I need to deactivate my Twitter smh
a year ago
Out-of-Pocket Blog
Machine Vision, Robots, and Endoscopes with Matt Schwartz | Out-Of-Pocket When GI met AI
a year ago
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...
over a year ago
80
over 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...
Out-of-Pocket Blog
Answers: How Much Info Should A Patient Get? | Out-Of-Pocket do we need our physicians to be interpreters?
a year ago
Yale e360
How Natural Solutions Can Help Islands Survive Sea Level Rise Atoll islands with healthy ecosystems are less likely to disappear as oceans rise, research shows....
2 months ago
5
2 months ago
Atoll islands with healthy ecosystems are less likely to disappear as oceans rise, research shows. Now, scientists are using nature-based solutions — like restoring coral reefs and native forests — to improve the odds that more vulnerable islands will withstand higher seas. Read...
Quanta Magazine
Exotic New Superconductors Delight and Confound Three new species of superconductivity were spotted this year, illustrating the myriad ways...
7 months ago
56
7 months ago
Three new species of superconductivity were spotted this year, illustrating the myriad ways electrons can join together to form a frictionless quantum soup. The post Exotic New Superconductors Delight and Confound first appeared on Quanta Magazine
Confessions of a...
Predation of juvenile reef fish in coral patches at Ningaloo Reef The second research article I have decided to discuss is one I had the pleasure to be involved with!...
over a year ago
43
over a year ago
The second research article I have decided to discuss is one I had the pleasure to be involved with!  In fact, it was the first paper I was a co-author on, after linking up with the Department of Environment and Conservation through an ANNiMS internship program.  The paper was...
Apoorva Srinivasan
a review on protein language models Protein “language” is a lot like human language. Given the similarities, researchers have been...
a year ago
31
a year 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...
ToughSF
Riding Sunbeams with Solar Sails Reset your expectations of solar sails. They are a fast and free way to travel to any point in the...
over a year ago
22
over a year ago
Reset your expectations of solar sails. They are a fast and free way to travel to any point in the Solar System, as many times as you want, any time of the year. Solar sails can carry passengers and they have a nearly unlimited number of uses. You just have to... think...
Wanderingspace
OSIRIS-REX Leaves Bennu The OSIRIS-REX mission in on a two year trajectory back to Earth after capturing fragments of the...
over a year ago
33
over a year ago
The OSIRIS-REX mission in on a two year trajectory back to Earth after capturing fragments of the near Earth asteroid Bennu after successfully executing a sample touchdown last fall. [LINK] The sampling of of the asteroid’s surface is shown above.
Quanta Magazine
The Hidden Brain Connections Between Our Hands and Tongues Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary...
a year ago
49
a year ago
Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary relationships. The post The Hidden Brain Connections Between Our Hands and Tongues first appeared on Quanta Magazine
Quanta Magazine
The Largest Sofa You Can Move Around a Corner A new proof reveals the answer to the decades-old “moving sofa” problem. It highlights how even the...
4 months ago
38
4 months ago
A new proof reveals the answer to the decades-old “moving sofa” problem. It highlights how even the simplest optimization problems can have counterintuitive answers. The post The Largest Sofa You Can Move Around a Corner first appeared on Quanta Magazine
IEEE Spectrum
The Man Who Coined The Word "Robot" Defends Himself You’re familiar with Karel Čapek, right? If not, you should be—he’s the guy who (along with his...
a year ago
58
a year ago
You’re familiar with Karel Čapek, right? If not, you should be—he’s the guy who (along with his brother Josef) invented the word “robot.” Čapek introduced robots to the world in 1921, when his play “R.U.R.” (subtitled “Rossum’s Universal Robots”) was first performed in Prague. It...
Quanta Magazine
Can Space-Time Be Saved? Curious connections between physics and math suggest to Latham Boyle that space-time may survive the...
9 months ago
50
9 months ago
Curious connections between physics and math suggest to Latham Boyle that space-time may survive the jump to the next theory of reality. The post Can Space-Time Be Saved? first appeared on Quanta Magazine
NeuroLogica Blog
Evidence and the Nanny State Part II In Part I of this post I outlined some basic considerations in deciding how much the state should...
a year ago
22
a year ago
In Part I of this post I outlined some basic considerations in deciding how much the state should impose regulations on people and institutions in order to engineer positive outcomes. In the end the best approach, it seems to me, is a balanced one, where we consider the burden of...
NeuroLogica Blog
How Substance Abuse Affects the Brain I will acknowledge up front that I never drink, ever. The concept of deliberately consuming a known...
a year ago
22
a year ago
I will acknowledge up front that I never drink, ever. The concept of deliberately consuming a known poison to impair the functioning of your brain never appealed to me. Also, I am a bit of a supertaster, and the taste of alcohol to me is horrible – it overwhelms any other...
Tikalon Blog by Dev...
Green Ammonia Ammonia is an important industrial chemical with an estimated worldwide production exceeding 150...
11 months ago
18
11 months ago
Ammonia is an important industrial chemical with an estimated worldwide production exceeding 150 million metric tons. About 70% of ammonia is used to make nitrate fertilizers. Unfortunately, the production of ammonia is energy and it's a major source of carbon dioxide emission. ...
Many Worlds
Webb Telescope Finds No Signs of a Thick Atmosphere Around a Second TRAPPIST-1 Planet Among the most eagerly awaited results from the early observations of the James Webb Space Telescope...
over a year ago
26
over a year ago
Among the most eagerly awaited results from the early observations of the James Webb Space Telescope (JWST) is whether or not the seven rocky planets of the TRAPPIST-1 system have atmospheres. The TRAPPIST-1 planets are close to us (40 light-years away), are all solid rather than...
Yale e360
African Solar Installations Headed for Banner Year African solar installations are projected to grow by 42 percent this year, according to an industry...
3 months ago
3
3 months ago
African solar installations are projected to grow by 42 percent this year, according to an industry group. Read more on E360 →
Yale e360
As War Halts, the Environmental Devastation in Gaza Runs Deep The war in Gaza has taken a heavy toll on the environment, with water supplies contaminated, raw...
5 months ago
1
5 months ago
The war in Gaza has taken a heavy toll on the environment, with water supplies contaminated, raw sewage pouring into the Mediterranean, once-fertile soils ruined, and the land stripped of trees. Experts say the extent of the damage needs to be tallied to help plan for a...
Yale e360
India Doubled its Tiger Population in a Little More Than a Decade The number of tigers in India roughly doubled in a little more than a decade, a conservation success...
5 months ago
6
5 months ago
The number of tigers in India roughly doubled in a little more than a decade, a conservation success that is due in part to communities learning to live alongside the animals, new research finds. Read more on E360 →
Asterisk
The Ruin of Mumbai Mumbai’s land use regulations are designed to keep population density low. Instead, they force...
a year ago
19
a year ago
Mumbai’s land use regulations are designed to keep population density low. Instead, they force Mumbaikars into slums, while all of India pays the price.
Yale e360
In a First, California Tribe May Freely Burn Its Ancestral Lands In California, a state increasingly beset by devastating wildfires, the Karuk Tribe will be able to...
4 months ago
1
4 months ago
In California, a state increasingly beset by devastating wildfires, the Karuk Tribe will be able to freely set controlled burns, helping to clear the dense underbrush that fuels larger and more destructive fires. Read more on E360 →
NeuroLogica Blog
Possible Biosignature on K2-18b Exoplanets are pretty exciting – in the last few decades we have gone from knowing absolutely...
2 months ago
23
2 months ago
Exoplanets are pretty exciting – in the last few decades we have gone from knowing absolutely nothing about planets beyond our solar system to having a catalogue of over 5,000 confirmed exoplanets. That’s still a small sample considering there are likely between 100 billion and 1...
Uncharted...
What Are My Politics? And my unrefined thoughts on US politics
3 months ago
Probably...
Young Adults Want Fewer Children The most recent data from the National Survey of Family Growth (NSFG) provides a first look at...
3 months ago
25
3 months ago
The most recent data from the National Survey of Family Growth (NSFG) provides a first look at people born in the 2000s as young adults and an updated view of people born in the 1990s at the peak of their child-bearing years. Compared to previous generations at the same ages,...
Quanta Magazine
Even Synthetic Life Forms With a Tiny Genome Can Evolve By watching “minimal” cells regain the fitness they lost, researchers are testing whether a genome...
a year ago
29
a year ago
By watching “minimal” cells regain the fitness they lost, researchers are testing whether a genome can be too simple to evolve. The post Even Synthetic Life Forms With a Tiny Genome Can Evolve first appeared on Quanta Magazine
Out-of-Pocket Blog
Some Thoughts On Startups Overpromising | Out-Of-Pocket the role RFPs play, how it's difficult to define patient harm, and more
a year ago
Quanta Magazine
Where Do Scientists Think This Is All Going? We asked some of the world’s foremost experts an impossible question. Amazingly, they answered. ...
2 months ago
9
2 months ago
We asked some of the world’s foremost experts an impossible question. Amazingly, they answered. The post Where Do Scientists Think This Is All Going? first appeared on Quanta Magazine
Quanta Magazine
Dogged Dark Matter Hunters Find New Hiding Places to Check Perhaps dark matter is made of an entirely different kind of particle than the ones physicists have...
a year ago
72
a year ago
Perhaps dark matter is made of an entirely different kind of particle than the ones physicists have been searching for. New experiments are springing up to look for these ultra-lightweight phantoms. The post Dogged Dark Matter Hunters Find New Hiding Places to Check...
wadertales
Learning lessons from Slender-billed Curlews The 2024 Ibis paper, recommending that the Slender-billed Curlew should be classified as Extinct,...
6 months ago
69
6 months ago
The 2024 Ibis paper, recommending that the Slender-billed Curlew should be classified as Extinct, tells a sad tale. We now know that, by the time that the Slender-billed Curlew Action Plan was published in 1996, it was already too late to save the species. Resources expended...
ToughSF
Hypervelocity Macron Accelerators We look at the various ways of accelerating micro-scale projectiles up to hypervelocity (10-10,000...
over a year ago
18
over a year ago
We look at the various ways of accelerating micro-scale projectiles up to hypervelocity (10-10,000 km/s) and their use in space. Going small to go fast Macrons or macroscopic particles are tiny projectiles that sit on the border between the complex structures we see under a...
IEEE Spectrum
When IBM Built a War Room for Executives Computer History Museum’s collection has a biography of sorts—a life before CHM, a tale about how it...
6 months ago
107
6 months ago
Computer History Museum’s collection has a biography of sorts—a life before CHM, a tale about how it came to us, and a life within the museum. The chapters of that biography include the uses made of it, and the historical and interpretive stories it can be made to tell. This then...
Out-of-Pocket Blog
The Engineering Behind Healthcare LLMs with Abridge | Out-Of-Pocket What kinds of challenges come up with creating a speech-to-text gen AI product?
10 months ago
Quanta Magazine
Alan Turing and the Power of Negative Thinking Mathematical proofs based on a technique called diagonalization can be relentlessly contrarian, but...
a year ago
150
a year ago
Mathematical proofs based on a technique called diagonalization can be relentlessly contrarian, but they help reveal the limits of algorithms. The post Alan Turing and the Power of Negative Thinking first appeared on Quanta Magazine
The Roots of...
What if they gave an Industrial Revolution and nobody came? Imagine you could go back in time to the ancient world to jump-start the Industrial Revolution. You...
over a year ago
109
over a year ago
Imagine you could go back in time to the ancient world to jump-start the Industrial Revolution. You carry with you plans for a steam engine, and you present them to the emperor, explaining how the machine could be used to drain water out of mines, pump bellows for blast furnaces,...
nanoscale views
Nanopasta, no, really Fig. 1 from the linked paper Here is a light-hearted bit of research that touches on some fun...
7 months ago
18
7 months ago
Fig. 1 from the linked paper Here is a light-hearted bit of research that touches on some fun physics.  As you might readily imagine, there is a good deal of interdisciplinary and industrial interest in wanting to create fine fibers out of solution-based materials.  One...
Asterisk
Moving Past Environmental Proceduralism The foundations of modern environmental legislation were laid in the early ‘70s. Some of these laws...
a year ago
18
a year ago
The foundations of modern environmental legislation were laid in the early ‘70s. Some of these laws helped fix the ozone layer, clean up DDT, and fight lead pollution — while others are delaying the necessary transition to green energy. If the activists of fifty years ago had...
Yale e360
Birds vs. Wind Turbines: New Research Aims to Prevent Conflict Window collisions and cats kill more birds than wind farms do, but ornithologists say turbine...
a month ago
8
a month ago
Window collisions and cats kill more birds than wind farms do, but ornithologists say turbine impacts must be taken seriously. Scientists are testing a range of technologies to reduce bird strikes — from painting stripes to using artificial intelligence — to keep birds safe. Read...
Yale e360
Environmental Enforcement Slows Under Trump Federal enforcement of environmental laws has slowed significantly under President Trump. Read more...
2 months ago
16
2 months ago
Federal enforcement of environmental laws has slowed significantly under President Trump. Read more on E360 →
Explorations of an...
Monsoon Season In Arizona, Part 5: Portal Back To Phoenix September 4, 2024 Our day began with coffee and breakfast on the deck, watching the bird feeders hum...
9 months ago
14
9 months ago
September 4, 2024 Our day began with coffee and breakfast on the deck, watching the bird feeders hum with activity. It was, sadly, our final morning in this region and we packed up and headed out. It would have been nice to have an extra night or two here, though you could say...
Yale e360
China Allows New Coal Plants, but With More Limited Role China will allow the construction of new coal power plants through at least 2027 but with...
2 months ago
4
2 months ago
China will allow the construction of new coal power plants through at least 2027 but with restrictions aimed at limiting emissions and boosting renewables, according to a newly released action plan. Read more on E360 →
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
23
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 ...
Breck's Blog
Knowledge
2 months ago
Yale e360
Cheap Chinese Solar Panels Sparking a Renewable Boom in the Global South Facing trade barriers in the U.S. and other wealthy nations, Chinese solar firms are exporting cheap...
4 months ago
7
4 months ago
Facing trade barriers in the U.S. and other wealthy nations, Chinese solar firms are exporting cheap panels to poorer countries, fueling a surge in solar installations in parts of the developing world. Read more on E360 →
Quanta Magazine
The Geometric Tool That Solved Einstein’s Relativity Problem Tensors are used all over math and science to reveal hidden geometric truths. What are they? ...
11 months ago
82
11 months ago
Tensors are used all over math and science to reveal hidden geometric truths. What are they? The post The Geometric Tool That Solved Einstein’s Relativity Problem first appeared on Quanta Magazine
Uncharted...
Why Japan Succeeds Despite Stagnation Demographics & lending vs housing, culture & immigration
4 months ago
Quanta Magazine
Physicists Create Elusive Particles That Remember Their Pasts In two landmark experiments, researchers used quantum processors to engineer exotic particles that...
over a year ago
91
over a year ago
In two landmark experiments, researchers used quantum processors to engineer exotic particles that have captivated physicists for decades. The work is a step toward crash-proof quantum computers. The post Physicists Create Elusive Particles That Remember Their Pasts...
Uncharted...
Ten New US Cities: Satellite Cities How to build new cities near existing ones
5 months ago
Asterisk
Modeling the End of Monkeypox The journalistic and public health response to the US monkeypox outbreak was noisy and contentious....
over a year ago
16
over a year ago
The journalistic and public health response to the US monkeypox outbreak was noisy and contentious. What tools do we have for predicting its spread?
Wanderingspace
Webb’s Jupiter So this is “false color” becuase it is infrared (like all Webb images) and made from only two...
over a year ago
33
over a year ago
So this is “false color” becuase it is infrared (like all Webb images) and made from only two filters orange and cyan. However, the detail is incredible. That dot is tiny Amalthea at the left and— yes… that is Jupiter’s elusive ring. According to researcher Thierry Fouchet, “This...
Blog - Practical...
4 Myths About Construction Debunked [Note that this article is a transcript of the video embedded above.] Construction is something you...
over a year ago
49
over a year ago
[Note that this article is a transcript of the video embedded above.] Construction is something you probably either love or hate, depending on your commute or profession. Obviously, as a civil engineer, it’s something I think a lot about, and over the past 6 years of reading...
NeuroLogica Blog
Flow Batteries – Now With Nanofluids Battery technology has been advancing nicely over the last few decades, with a fairly predictable...
a year ago
53
a year 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...
Asterisk
Manufacturing Bliss A growing community centered on the Bay Area is rediscovering the jhanas, a meditation technique...
a year ago
15
a year ago
A growing community centered on the Bay Area is rediscovering the jhanas, a meditation technique that practitioners claim could upend how we think about the brain — and transform our lives in the process.
Quantum Frontiers
A classical foreshadow of John Preskill’s Bell Prize Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John...
a year ago
47
a year ago
Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John Preskill, Richard P. Feynman Professor of Theoretical Physics at Caltech, has been named the 2024 John Stewart Bell Prize recipient. The prize honors John’s contributions in … Continue...
Quanta Magazine
The Physicist Who’s Challenging the Quantum Orthodoxy For decades, physicists have struggled to develop a quantum theory of gravity. But what if gravity —...
over a year ago
100
over a year ago
For decades, physicists have struggled to develop a quantum theory of gravity. But what if gravity — and space-time — are fundamentally classical? The post The Physicist Who’s Challenging the Quantum Orthodoxy first appeared on Quanta Magazine
Blog - Practical...
Which Power Plant Does My Electricity Come From? [Note that this article is a transcript of the video embedded above.] In June of 2000, the power...
7 months ago
89
7 months ago
[Note that this article is a transcript of the video embedded above.] In June of 2000, the power shut off across much of the San Francisco Bay area. There simply wasn’t enough electricity to meet demands, so more than a million customers were disconnected in California's largest...
Melting Asphalt
Outbreak Harry Stevens at The Washington Post recently published a very elegant simulation of how a disease...
over a year ago
31
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 ›
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
16
over a year ago
A deep dive into my career and the future of experience prototyping with Tony Ryan, CEO of Design & Technology Association.
Casey Handmer's blog
It Is Time To Build The Monster Scope A shorter version of this post was published in Palladium on 10/18/24. This version incorporates...
7 months ago
43
7 months ago
A shorter version of this post was published in Palladium on 10/18/24. This version incorporates helpful feedback from a number of knowledgeable readers.  With the recent SpaceX Starship orbital flight tests, it is time to commit to building the largest physically possible space...
NeuroLogica Blog
The Hubble Tension Hubbub There really is a significant mystery in the world of cosmology. This, in my opinion, is a good...
5 months ago
61
5 months ago
There really is a significant mystery in the world of cosmology. This, in my opinion, is a good thing. Such mysteries point in the direction of new physics, or at least a new understanding of the universe. Resolving this mystery – called the Hubble Tension – is a major goal of...
Out-of-Pocket Blog
Personalized Health Insurance and the Payer Stack | Out-Of-Pocket Stacks on stacks on stacks
a year ago
Wanderingspace
We don’t post enough Mars Scenic Views I mean… we don’t post enough in general.
over a year ago
Quanta Magazine
It Might Be Possible to Detect Gravitons After All A new experimental proposal suggests detecting a particle of gravity is far easier than anyone...
8 months ago
59
8 months ago
A new experimental proposal suggests detecting a particle of gravity is far easier than anyone imagined. Now physicists are debating what it would really prove. The post It Might Be Possible to Detect Gravitons After All first appeared on Quanta Magazine
Asterisk
Why We Shut Down In international development, it’s not enough to try to do good. We need the tools to tell if a...
a year ago
16
a year ago
In international development, it’s not enough to try to do good. We need the tools to tell if a project is really working — and the incentive to end it if it’s not.
Quanta Magazine
New Maps of the Bizarre, Chaotic Space-Time Inside Black Holes Physicists hope that understanding the churning region near singularities might help them reconcile...
4 months ago
42
4 months ago
Physicists hope that understanding the churning region near singularities might help them reconcile gravity and quantum mechanics. The post New Maps of the Bizarre, Chaotic Space-Time Inside Black Holes first appeared on Quanta Magazine
Explorations of an...
Borneo: One Final Day At Kinabalu Park October 20, 2024     And just like that, it was our final day in Borneo. The previous afternoon saw...
6 months ago
16
6 months ago
October 20, 2024     And just like that, it was our final day in Borneo. The previous afternoon saw Laura and I driving to the town of Kundasang which is the main jumping off point to visit Kinabalu Park. There remained several Bornean endemics that would be lifers for Laura...
Quanta Magazine
In New Paradox, Black Holes Appear to Evade Heat Death The puzzling behavior of black hole interiors has led researchers to propose a new physical law: the...
over a year ago
102
over a year ago
The puzzling behavior of black hole interiors has led researchers to propose a new physical law: the second law of quantum complexity. The post In New Paradox, Black Holes Appear to Evade Heat Death first appeared on Quanta Magazine
Damn Interesting
Lofty Ambitions One summer day in 1933, in a brief pocket of time between the two World Wars, a British man named...
over a year ago
26
over a year ago
One summer day in 1933, in a brief pocket of time between the two World Wars, a British man named Maurice Wilson clutched the stick of his tiny, open air biplane and watched his fuel gauge dwindle. He had only learned to fly two months earlier, but inexperience was not his...
Quanta Magazine
Is It Real or Imagined? How Your Brain Tells the Difference. New experiments show that the brain distinguishes between perceived and imagined mental images by...
over a year ago
326
over a year ago
New experiments show that the brain distinguishes between perceived and imagined mental images by checking whether they cross a “reality threshold.” The post Is It Real or Imagined? How Your Brain Tells the Difference. first appeared on Quanta Magazine
Quanta Magazine
‘Quantum Memory’ Proves Exponentially Powerful Researchers are exploring new ways that quantum computers will be able to reveal the secrets of...
8 months ago
62
8 months ago
Researchers are exploring new ways that quantum computers will be able to reveal the secrets of complex quantum systems. The post ‘Quantum Memory’ Proves Exponentially Powerful first appeared on Quanta Magazine
Asterisk
How to Prevent the Next Pandemic Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there...
over a year ago
16
over a year ago
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there are smart ways to prevent it.
Quanta Magazine
‘Next-Level’ Chaos Traces the True Limit of Predictability In math and computer science, researchers have long understood that some questions are fundamentally...
4 months ago
29
4 months ago
In math and computer science, researchers have long understood that some questions are fundamentally unanswerable. Now physicists are exploring how even ordinary physical systems put hard limits on what we can predict, even in principle. The post ‘Next-Level’ Chaos...
Quanta Magazine
Why Do Researchers Care About Small Language Models? Larger models can pull off greater feats, but the accessibility and efficiency of smaller models...
4 months ago
37
4 months ago
Larger models can pull off greater feats, but the accessibility and efficiency of smaller models make them attractive tools. The post Why Do Researchers Care About Small Language Models? first appeared on Quanta Magazine
ToughSF
Nuclear Reactor Lasers: from Fission to Photon Nuclear reactor lasers are devices that can generate lasers from nuclear energy with little to no...
over a year ago
18
over a year ago
Nuclear reactor lasers are devices that can generate lasers from nuclear energy with little to no intermediate conversion steps.  We work out just how effective they can be, and how they stack up against conventional electrically-powered lasers. You might want to re-think your...
The Works in...
Why we stopped building subways cheaply We used to dig up roads to put trains underneath
a month ago
Casey Handmer's blog
To Conquer the Primary Energy Consumption Layer of Our Entire Civilization [Originally posted on the Terraform blog April 3, 2025.] Three years ago we set out to make cheap...
3 months ago
35
3 months ago
[Originally posted on the Terraform blog April 3, 2025.] Three years ago we set out to make cheap synthetic natural gas from sunlight and air. At the time I didn’t fully appreciate that we had kicked off the process of recompiling the foundation layer of our entire industrial...
Yale e360
In Vermont, a Push to Prevent Flooding or Get Out of the Way An increase in extreme precipitation events has hit the tiny, mountainous state of Vermont...
5 months ago
1
5 months ago
An increase in extreme precipitation events has hit the tiny, mountainous state of Vermont especially hard. As disaster declarations mount, state officials and community groups are collaborating to restore floodplains, reduce runoff from slopes, and buy out vulnerable...
brr
South Pole Signage Please close doors quietly!
a year ago
NeuroLogica Blog
An Earth-like Climate is Fragile One of the biggest questions of exoplanet astronomy is how many potentially habitable planets are...
a year ago
25
a year ago
One of the biggest questions of exoplanet astronomy is how many potentially habitable planets are out there in the galaxy. By one estimate the answer is 6 billion Earth-like planets in the Milky Way. But of course we have to set parameters and make estimates, so this number can...
Quantum Frontiers
Eight highlights from publishing a science book for the general public What’s it like to publish a book? I’ve faced the question again and again this year, as my book...
over a year ago
44
over a year ago
What’s it like to publish a book? I’ve faced the question again and again this year, as my book Quantum Steampunk hit bookshelves in April. Two responses suggest themselves. On the one hand, I channel the Beatles: It’s a hard … Continue reading →
Out-of-Pocket Blog
How to measure ROI in healthcare (the right way) | Out-Of-Pocket The good, better, and best way to do it (+ a calculator)
a week ago
brr
Brr Wants A Job 8 months post-ice, it's time for something new!
11 months ago
Out-of-Pocket Blog
2024 Healthcare Predictions, Out-Of-Pocket Style | Out-Of-Pocket I'm not a fortune teller, I'm a fortune, teller
a year ago
Quanta Magazine
Invisible ‘Demon’ Discovered in Odd Superconductor Physicists have long suspected that hunks of metal could vibrate in a peculiar way that would be all...
a year ago
44
a year ago
Physicists have long suspected that hunks of metal could vibrate in a peculiar way that would be all but invisible. Now physicists have spotted these “demon modes.” The post Invisible ‘Demon’ Discovered in Odd Superconductor first appeared on Quanta Magazine
IEEE Spectrum
The Cheesy Charm of the Clapper “Clap on! Clap off! Clap on! Clap off! The Clapper!” This 1980s earworm of a jingle touted a gadget...
a year ago
157
a year ago
“Clap on! Clap off! Clap on! Clap off! The Clapper!” This 1980s earworm of a jingle touted a gadget to turn your lights, your TV, or any other electrical device on or off with the clap of your hands. If you watched any amount of American television back then, you probably saw the...
NeuroLogica Blog
Using Genetic Engineering To Fight Malaria Despite robust efforts to fight it, malaria remains one of the most significant infectious diseases...
a year ago
23
a year ago
Despite robust efforts to fight it, malaria remains one of the most significant infectious diseases affecting humans. According to UNICEF – ” In 2021, there were 247 million malaria cases globally that led to 619,000 deaths in total. Of these deaths, 77 per cent were children...
The Works in...
Two Assault Rifles A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
Yale e360
In a Warming World, Why Is the Southern Ocean Getting Cooler? Climate models predict that as the planet warms, so will the Southern Ocean. But for decades, the...
3 months ago
7
3 months ago
Climate models predict that as the planet warms, so will the Southern Ocean. But for decades, the waters around Antarctica have grown mysteriously cooler. A new study shows why. Read more on E360 →
Yale e360
'Green Grab': Solar and Wind Boom Sparks Conflicts on Land Use Solar and wind farms are proliferating and increasingly taking up land worldwide, prompting...
4 months ago
1
4 months ago
Solar and wind farms are proliferating and increasingly taking up land worldwide, prompting criticism from rural communities and environmentalists. Solutions range from growing crops or grazing livestock under PV panels to putting floating solar farms on lakes and...
Blog - Practical...
How Flood Tunnels Work [Note that this article is a transcript of the video embedded above.] This is Waterloo Park in...
over a year ago
121
over a year ago
[Note that this article is a transcript of the video embedded above.] This is Waterloo Park in downtown Austin, Texas, just a couple of blocks away from the state capitol building. It’s got walking trails, an ampitheater, Waller Creek runs right through the center, and it has...
Yale e360
Renewables Did Not Cause Spanish Blackout, Investigations Find In the aftermath of a massive blackout that hit Spain and Portugal in April, some pundits were quick...
2 weeks ago
1
2 weeks ago
In the aftermath of a massive blackout that hit Spain and Portugal in April, some pundits were quick to blame wind and solar for the loss of power. But official inquiries have found that a shortfall in conventional power led to the outages. Read more on E360 →
The Works in...
What did Henry George think about cities? Solving the terrible urban conditions of the 1800s by abolishing cities
a year ago
NeuroLogica Blog
Plan To Build First Commercial Fusion Reactor How close are we to having fusion reactors actually sending electric power to the grid? This is a...
6 months ago
74
6 months ago
How close are we to having fusion reactors actually sending electric power to the grid? This is a huge and complicated question, and one with massive implications for our civilization. I think we are still at the point where we cannot count on fusion reactors coming online...
Quantum Frontiers
Congratulations, class of 2025! Words from a new graduate Editor’s note (Nicole Yunger Halpern): Jade LeSchack, the Quantum Steampunk Laboratory’s first...
a month ago
14
a month ago
Editor’s note (Nicole Yunger Halpern): Jade LeSchack, the Quantum Steampunk Laboratory’s first undergraduate, received her bachelor’s degree from the University of Maryland this spring. Kermit the Frog presented the valedictory address, but Jade gave the following speech at the...
NeuroLogica Blog
Where Are All the Dwarf Planets? In 2006 (yes, it was that long ago – yikes) the International Astronomical Union (IAU) officially...
4 months ago
34
4 months ago
In 2006 (yes, it was that long ago – yikes) the International Astronomical Union (IAU) officially adopted the definition of dwarf planet – they are large enough for their gravity to pull themselves into a sphere, they orbit the sun and not another larger body, but they don’t...
Yale e360
As War Halts, the Environmental Devastation in Gaza Runs Deep The war in Gaza has taken a heavy toll on the environment, with water supplies contaminated, raw...
5 months ago
4
5 months ago
The war in Gaza has taken a heavy toll on the environment, with water supplies contaminated, raw sewage pouring into the Mediterranean, once-fertile soils ruined, and the land stripped of trees. Experts say the extent of the damage needs to be tallied to help plan for a...
Many Worlds
Many Worlds Archive is Available I had the pleasure of reporting and writing the Many Worlds column — sponsored by NASA’s NExSS...
a year ago
57
a year ago
I had the pleasure of reporting and writing the Many Worlds column — sponsored by NASA’s NExSS initiative and the Lunar & Planetary Institute — for almost eight years. But the run came to an end in October. Now an archive of the more than 400 columns is easily available at...
NeuroLogica Blog
Living Under the Sea One of my favorite recent video games is Subnautica, in which you have to survive almost entirely...
a year ago
57
a year ago
One of my favorite recent video games is Subnautica, in which you have to survive almost entirely under a vast alien ocean. You have the advantage of advanced technology, but even then you are under constant threat of running out of oxygen, or having your habitat implode because...
IEEE Spectrum
How Vannevar Bush Engineered the 20th Century In the summer of 1945, Robert J. Oppenheimer and other key members of the Manhattan Project gathered...
a year ago
95
a year ago
In the summer of 1945, Robert J. Oppenheimer and other key members of the Manhattan Project gathered in New Mexico to witness the first atomic bomb test. Among the observers was Vannevar Bush, who had overseen the Manhattan Project and served as the sole liaison to U.S. President...
NeuroLogica Blog
Controlling the Narrative with AI There is an ongoing battle in our society to control the narrative, to influence the flow of...
a year ago
43
a year ago
There is an ongoing battle in our society to control the narrative, to influence the flow of information, and thereby move the needle on what people think and how they behave. This is nothing new, but the mechanisms for controlling the narrative are evolving as our communication...
Quanta Magazine
Overexposure Distorted the Science of Mirror Neurons After a decade out of the spotlight, the brain cells once alleged to explain empathy, autism and...
a year ago
66
a year ago
After a decade out of the spotlight, the brain cells once alleged to explain empathy, autism and theory of mind are being refined and redefined. The post Overexposure Distorted the Science of Mirror Neurons first appeared on Quanta Magazine
Quanta Magazine
What Causes Alzheimer’s? Scientists Are Rethinking the Answer. (Pt 2) If plaques of amyloid protein in the brain aren’t the root cause of Alzheimer’s disease, what is?...
over a year ago
57
over a year ago
If plaques of amyloid protein in the brain aren’t the root cause of Alzheimer’s disease, what is? Researchers investigating alternative possibilities have faced resistance from the biomedical establishment for decades, but intriguing theories about the role of defects in protein...
Quanta Magazine
How a Human Smell Receptor Works Is Finally Revealed After decades of frustration, researchers have finally determined how an airborne scent molecule...
over a year ago
138
over a year ago
After decades of frustration, researchers have finally determined how an airborne scent molecule links to a human smell receptor. The post How a Human Smell Receptor Works Is Finally Revealed first appeared on Quanta Magazine
Chris Grossack's...
Talk -- What is Factorization Homology? I was recently invited to speak at the AMS Sectional in Tallahassee, Florida. In particular, at the...
a year ago
75
a year ago
I was recently invited to speak at the AMS Sectional in Tallahassee, Florida. In particular, at the special session on Homotopy Theory and Category Theory in Interaction. The conference was this weekend, and I’m typing this up on my plane ride home. I had a great time, and...
The Works in...
The wonder of modern drywall How gypsum changed construction
a month ago
NeuroLogica Blog
Tong Test for Artificial General Intelligence Most readers are probably familiar with the Turing Test – a concept proposed by early computing...
a year ago
22
a year ago
Most readers are probably familiar with the Turing Test – a concept proposed by early computing expert Alan Turing in 1950, and originally called “The Imitation Game”. The original paper is enlightening to read. Turing was not trying to answer the question “can machines think”....
Yale e360
Severe Cold Spells May Persist Because of Warming, Not in Spite of It Huge swaths of North America are facing subfreezing temperatures this week as cold Arctic air pushes...
6 months ago
6
6 months ago
Huge swaths of North America are facing subfreezing temperatures this week as cold Arctic air pushes southward. Paradoxically, such cold spells may persist or even become more common as the planet warms, scientists say. Read more on E360 →
Quanta Magazine
Exoplanets Could Help Us Learn How Planets Make Magnetism New observations of a faraway rocky world that might have its own magnetic field could help...
a year ago
26
a year ago
New observations of a faraway rocky world that might have its own magnetic field could help astronomers understand the seemingly haphazard magnetic fields swaddling our solar system’s planets. The post Exoplanets Could Help Us Learn How Planets Make Magnetism first...
Quantum Frontiers
Colliding the familiar and the anti-familiar at CERN toise me at CERN was a box of chocolates. CERN is a multinational particle-physics collaboration....
a year ago
101
a year ago
toise me at CERN was a box of chocolates. CERN is a multinational particle-physics collaboration. Based in Geneva, CERN is famous for having “the world’s largest and most powerful accelerator,” according to its website. So a physicist will take for … Continue reading →
Asterisk
Community Organizing
8 months ago
Quanta Magazine
Does Form Really Shape Function? From brain folds to insect architecture, L. Mahadevan explains how complex biological forms and...
3 weeks ago
12
3 weeks ago
From brain folds to insect architecture, L. Mahadevan explains how complex biological forms and behaviors emerge through the interplay of physical forces, environment and embodiment. The post Does Form Really Shape Function? first appeared on Quanta Magazine
Probably...
Confidence In the Press This is the fifth in a series of excerpts from Elements of Data Science, now available from Lulu.com...
6 months ago
15
6 months ago
This is the fifth in a series of excerpts from Elements of Data Science, now available from Lulu.com and online booksellers. It’s based on Chapter 16, which is part of the political alignment case study. You can read the complete example here, or run the Jupyter notebook on...
Out-of-Pocket Blog
The New Out-Of-Pocket 10 year plan | Out-Of-Pocket It’s time for a new north start for this company
3 months ago
Quantum Frontiers
Winners of the Quantum-Steampunk Short-Story Contest During the past seven months, I’ve steamed across the Atlantic, sailed in a flying castle,...
over a year ago
95
over a year ago
During the past seven months, I’ve steamed across the Atlantic, sailed in a flying castle, teleported across the globe, and shuttled forward and backward in time. Literarily, not literally—the Quantum-Steampunk Short-Story Contest began welcoming submissions in October 2022. We...
Asterisk
Rat Traps Does the rationalist blogosphere need to update?
8 months ago
IEEE Spectrum
This Little Mars Rover Stayed Home Sojourner sent back photos of the Martian surface during the summer of 1997. I was not alone. The...
a month ago
14
a month ago
Sojourner sent back photos of the Martian surface during the summer of 1997. I was not alone. The servers at NASA’s Jet Propulsion Lab slowed to a crawl when they got more than 47 million hits (a record number!) from people attempting to download those early images of the Red...
NeuroLogica Blog
Fossil Fuels – Reduce Demand or Supply? This is a bit of a false choice – we can do both, or neither – but it is an important question and a...
a year ago
19
a year ago
This is a bit of a false choice – we can do both, or neither – but it is an important question and a somewhat of a dilemma. Is the optimal path to reductions and eventual elimination of fossil fuel burning through reduced demand or supply? There are some interesting tradeoffs...
Asterisk
A Field Guide to AI Safety AI safety is starting to go mainstream, but the researchers who’ve been immersed in it for over a...
over a year ago
14
over a year ago
AI safety is starting to go mainstream, but the researchers who’ve been immersed in it for over a decade still have strong disagreements.
The Works in...
The San Diego infinite housing glitch How a bonus ADU program allows 'granny towers' in gardens
9 months ago
NeuroLogica Blog
2023 Hottest Year on Record What everyone knew was coming is now official – 2023 was the warmest year on record. This means we...
a year ago
41
a year ago
What everyone knew was coming is now official – 2023 was the warmest year on record. This means we can also say that the last 10 years are the hottest decade on record. 2023 dethrones 2016 as the previous warmest year and bumps 2010 out of the top 10. Further, in the last half of...
Quanta Magazine
A New Agenda for Low-Dimensional Topology This past October, dozens of mathematicians gathered in Pasadena to create the third version of...
a year ago
93
a year ago
This past October, dozens of mathematicians gathered in Pasadena to create the third version of “Kirby’s list” — a compendium of the most important unsolved problems in the field. The post A New Agenda for Low-Dimensional Topology first appeared on Quanta Magazine
Beautiful Public...
Mapping the Sea Floor USGS research vessels equipped with cameras, sonar and scanners created a map of 125 square miles of...
over a year ago
75
over a year ago
USGS research vessels equipped with cameras, sonar and scanners created a map of 125 square miles of the sea floor off Cape Ann, MA.
NeuroLogica Blog
Is Mars the New Frontier? In the excellent sci fi show, The Expanse, which takes place a couple hundred years in the future,...
a year ago
38
a year ago
In the excellent sci fi show, The Expanse, which takes place a couple hundred years in the future, Mars has been settled and is an independent self-sustaining society. In fact, Mars is presented as the most scientifically and technologically advanced society of humans in the...
Yale e360
To Help Growers and the Grid, Build Solar on Farmland, Research Says Two new studies suggest that devoting a small fraction of U.S. farmland to solar power would be a...
2 months ago
2
2 months ago
Two new studies suggest that devoting a small fraction of U.S. farmland to solar power would be a boon both for the energy system and for farmers themselves. Read more on E360 →
Quanta Magazine
Hyperjumps Math Game Play Quanta Magazine’s daily interactive math game, Hyperjumps! The post Hyperjumps Math...
a year ago
44
a year ago
Play Quanta Magazine’s daily interactive math game, Hyperjumps! The post Hyperjumps Math Game first appeared on Quanta Magazine
Yale e360
Britain Sees Sunniest Spring on Record This spring was the warmest and sunniest on record in the U.K., a symptom of a rapidly warming...
a month ago
2
a month ago
This spring was the warmest and sunniest on record in the U.K., a symptom of a rapidly warming climate, weather officials say. Read more on E360 →
NeuroLogica Blog
Finding Small Primordial Black Holes Astrophysicists come up with a lot of whacky ideas, some of which actually turn out to be possibly...
7 months ago
68
7 months ago
Astrophysicists come up with a lot of whacky ideas, some of which actually turn out to be possibly true (like the Big Bang, black holes, accelerating cosmic expansion, dark matter). Of course, all of these conclusions are provisional, but some are now backed by compelling...
Quanta Magazine
A ‘Lobby’ Where a Molecule Mob Tells Genes What to Do Highly repetitive regions of junk DNA may be the key to a newly discovered mechanism for gene...
a year ago
57
a year ago
Highly repetitive regions of junk DNA may be the key to a newly discovered mechanism for gene regulation. The post A ‘Lobby’ Where a Molecule Mob Tells Genes What to Do first appeared on Quanta Magazine
Quanta Magazine
New Proofs Probe the Limits of Mathematical Truth By proving a broader version of Hilbert’s famous 10th problem, two groups of mathematicians have...
5 months ago
45
5 months ago
By proving a broader version of Hilbert’s famous 10th problem, two groups of mathematicians have expanded the realm of mathematical unknowability. The post New Proofs Probe the Limits of Mathematical Truth first appeared on Quanta Magazine
Asterisk
The Science of Woo A conversation about neuroscience, meditation, and the many paths to insight.
4 months ago
The Works in...
Gentrification as a housing problem The root cause is inflexible supply
a month ago
Yale e360
How Wolves Could Help Bring Back Scottish Forests Wolves have been gone from the Scottish Highlands for more than 200 years, and in their absence red...
4 months ago
2
4 months ago
Wolves have been gone from the Scottish Highlands for more than 200 years, and in their absence red deer have proliferated. Researchers say that returning wolves to the Highlands would keep deer in check, allowing large areas of native woodland to regrow. Read more on E360 →
Drew Ex Machina
First Pictures: NASA’s Mars Pathfinder – July 4, 1997 During the morning hours of July 4, 1997, I experienced a strange sense of déjà vu as I sat glued to...
over a year ago
42
over a year ago
During the morning hours of July 4, 1997, I experienced a strange sense of déjà vu as I sat glued to the television set watching live […]
Quanta Magazine
The Year in Math Landmark results in Ramsey theory and a remarkably simple aperiodic tile capped a year of...
a year ago
72
a year ago
Landmark results in Ramsey theory and a remarkably simple aperiodic tile capped a year of mathematical delight and discovery. The post The Year in Math first appeared on Quanta Magazine
NeuroLogica Blog
Accusation of Mental Illness as a Political Strategy I am not the first to say this but it bears repeating – it is wrong to use the accusation of a...
10 months ago
55
10 months ago
I am not the first to say this but it bears repeating – it is wrong to use the accusation of a mental illness as a political strategy. It is unfair, stigmatizing, and dismissive. Thomas Szasz (let me say straight up – I am not a Szaszian) was a psychiatrist who made it his...
Blog - Practical...
Every Construction Machine Explained in 15 Minutes [Note that this article is a transcript of the video embedded above.] We talk about a lot of big...
a year ago
45
a year ago
[Note that this article is a transcript of the video embedded above.] We talk about a lot of big structures on this channel. But, it takes a lot of big tools to build the roads, dams, sewage lift stations, and every other part of the constructed environment. To me, there’s almost...
Cremieux Recueil
Fertility Policy For Rich Countries A brief proposal to fix Social Security and grow the population
3 months ago
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
24
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...
IEEE Spectrum
Lord Kelvin and His Analog Computer William Thomson, mourning the death of his wife and flush with cash from various patents related to...
a year ago
110
a year ago
William Thomson, mourning the death of his wife and flush with cash from various patents related to the laying of the first transatlantic telegraph cable, decided to buy a yacht. His schooner, the Lalla Rookh, became Thomson’s summer home and his base for hosting scientific...
NeuroLogica Blog
Do Apes Have a Theory of Mind Designing research studies to determine what is going on inside the minds of animals is extremely...
5 months ago
33
5 months ago
Designing research studies to determine what is going on inside the minds of animals is extremely challenging. The literature is littered with past studies that failed to properly control for all variables and thereby overinterpreted the results. The challenge is that we cannot...
NeuroLogica Blog
Passive Solar Water Desalination I know we are supposed to be worried about the world supply of fresh water. I have been hearing that...
a year ago
21
a year ago
I know we are supposed to be worried about the world supply of fresh water. I have been hearing that at least for the last 40 years, and the statistics are alarming. According to the Global Commission on the Economics of Water: “We are seeing the consequences not of freak events,...
nanoscale views
How badly has NSF funding already been effectively cut? This NY Times feature lets you see how each piece of NSF's funding has been reduced this year...
a month ago
22
a month ago
This NY Times feature lets you see how each piece of NSF's funding has been reduced this year relative to the normalized average spanning in the last decade.  Note: this fiscal year, thanks to the continuing resolution, the actual agency budget has not actually been cut like...
Breck's Blog
Pretext
2 months ago
Explorations of an...
A Month In Northern Peru, Part 18: Wattled Curassows at Muyuna Lodge (February 26, 2024) February 26, 2024 As dawn broke, Laura, Moises and I slowly cruised along a quiet watercourse. The...
3 months ago
29
3 months ago
February 26, 2024 As dawn broke, Laura, Moises and I slowly cruised along a quiet watercourse. The dawn chorus was active and included species like Ferruginous Pygmy-Owl, Zimmer's Woodcreeper and Black-tailed Antbird, but I stayed focused on the treeline, hoping that a...
Cremieux Recueil
The Value of Foreign Diplomas Is that immigrant high-skilled or do they just have a fancy degree?
5 months ago
NeuroLogica Blog
The Transition to Agriculture It is generally accepted that the transition from hunter-gatherer communities to agriculture was the...
3 months ago
23
3 months ago
It is generally accepted that the transition from hunter-gatherer communities to agriculture was the single most important event in human history, ultimately giving rise to all of civilization. The transition started to take place around 12,000 years ago in the Middle East,...
Yale e360
Peatland Algae to Soak Up More Carbon as Planet Warms New research finds that microalgae in northern peat bogs will absorb more carbon dioxide as the...
3 months ago
1
3 months ago
New research finds that microalgae in northern peat bogs will absorb more carbon dioxide as the planet warms, helping to take a bite out of emissions. Read more on E360 →
Out-of-Pocket Blog
Wet Labs Shouldn’t Be Boring (for young scientists) | Out-Of-Pocket This is the first touchpoint for science, we should make it more enticing
3 weeks ago
Yale e360
Saving U.S. Climate and Environmental Data Before It Goes Away Some 2,000 records went missing from government data sets after the Trump administration took office...
4 months ago
6
4 months ago
Some 2,000 records went missing from government data sets after the Trump administration took office in January. Canadian geographer Eric Nost talks about the work he and colleagues are doing to archive data related to climate and the environment while it is still...
NeuroLogica Blog
Finding Common Ground on Democracy How is American democracy doing, and what can we do to improve it, if necessary? This is clearly a...
a year ago
24
a year ago
How is American democracy doing, and what can we do to improve it, if necessary? This is clearly a question of political science, and I am not a political scientist, and this is not a political blog. But there are some basic principles of critical thinking that might apply, and...
Yale e360
Volunteers in England Plant Thousands of Trees to Restore Celtic Rainforest Volunteers have planted more than 2,500 native trees on pasture in southwest England, part of a...
5 months ago
5
5 months ago
Volunteers have planted more than 2,500 native trees on pasture in southwest England, part of a larger effort to recreate the temperate rainforest that once dominated much of the British Isles. Read more on E360 →
Asterisk
Is Cultivated Meat For Real? Cultivated meat faces a wall of scientific skepticism, but investors haven’t been deterred. A decade...
over a year ago
16
over a year ago
Cultivated meat faces a wall of scientific skepticism, but investors haven’t been deterred. A decade in, how close are we to seeing it on our plates?
Quanta Magazine
Quanta Relaunches Hyperjumps Math Game Explore a universe of numbers and arithmetic in our new and improved interactive math game,...
a year ago
48
a year ago
Explore a universe of numbers and arithmetic in our new and improved interactive math game, Hyperjumps! The post Quanta Relaunches Hyperjumps Math Game first appeared on Quanta Magazine
Interaction Magic -...
Life beyond the screen Since early 2020, I've been teaching courses in Interaction Technologies and Prototyping. Switches,...
over a year ago
17
over a year ago
Since early 2020, I've been teaching courses in Interaction Technologies and Prototyping. Switches, light, gesture, motion, sound, haptics: this is all about exploring life beyond the screen.
Out-of-Pocket Blog
Particle Health And Pulling Patient Data | Out-Of-Pocket One API, one dream
a year ago
Asterisk
Beyond Staple Grains The Green Revolution saved a billion lives, but it left a legacy of homogenous diets and distorted...
over a year ago
19
over a year ago
The Green Revolution saved a billion lives, but it left a legacy of homogenous diets and distorted agricultural markets. What impact has this had on global health — and how can we move forward?
NeuroLogica Blog
Birds Separately Evolved Complex Brains The evolution of the human brain is a fascinating subject. The brain is arguably the most complex...
4 months ago
33
4 months ago
The evolution of the human brain is a fascinating subject. The brain is arguably the most complex structure in the known (to us) universe, and is the feature that makes humanity unique and has allowed us to dominate (for good or ill) the fate of this planet. But of course we are...
NeuroLogica Blog
New Potential mRNA HIV Treatment First, don’t get too excited, this is a laboratory study, which means if all goes well we are about...
a month ago
14
a month ago
First, don’t get too excited, this is a laboratory study, which means if all goes well we are about a decade or more from an actual treatment. The study, however, is a nice demonstration of the potential of recent biotechnology, specifically mRNA technology and lipid...
Light from Space
The Soul of the Heart Nebula A spectacular emission Nebula, the Heart Nebula is one of the classics of Northern Hemisphere...
over a year ago
44
over a year ago
A spectacular emission Nebula, the Heart Nebula is one of the classics of Northern Hemisphere amateury astronomy. In the gallery below, I've highlighted 3 very different areas of the image: Left: Planetary Nebula WeBo-1 Middle: Melotte 15 in the... heart of the Heart...
Blog - Practical...
Merrimack Valley Gas Explosions: What Really Happened? [Note that this article is a transcript of the video embedded above.] On September 13, 2018, a...
over a year ago
95
over a year ago
[Note that this article is a transcript of the video embedded above.] On September 13, 2018, a pipeline crew in the Merrimack Valley in Massachusetts was hard at work replacing an aging cast iron natural gas line with a new polyethylene pipe. Located just north of Boston, the...
Yale e360
Spread of Dark Algae Could Hasten Melt of Greenland Ice Sheet Dark algae are spreading across the Greenland ice sheet as snow retreats. Their dark color causes...
4 months ago
1
4 months ago
Dark algae are spreading across the Greenland ice sheet as snow retreats. Their dark color causes ice to absorb more heat from the sun, accelerating melting, and according to a new study, the harsh conditions atop the ice sheet will do little to slow their advance. Read more on...
Quantum Frontiers
Let gravity do its work One day, early this spring, I found myself in a hotel elevator with three other people. The cohort...
a year ago
129
a year ago
One day, early this spring, I found myself in a hotel elevator with three other people. The cohort consisted of two theoretical physicists, one computer scientist, and what appeared to be a normal person. I pressed the elevator’s 4 button, … Continue reading →
Wanderingspace
Hope for Mars Nothing really. Just a gorgeous image of Mars from the UAE Hope mission.
over a year ago
Chris Grossack's...
Life in Johnstone's Topological Topos 1 -- Fundamentals I’ve been thinking a lot about the internal logic of topoi again, and I want to have more examples...
a year ago
55
a year ago
I’ve been thinking a lot about the internal logic of topoi again, and I want to have more examples of topoi that I understand well enough to externalize some statements. There’s more to life than just a localic $\mathsf{Sh}(B)$, and since I’m starting to feel like I understand...
Yale e360
Bill McKibben on Climate Activism in the Age of Trump 2.0 Activist Bill McKibben says Americans upset by the Trump administration’s gutting of U.S. climate...
4 months ago
1
4 months ago
Activist Bill McKibben says Americans upset by the Trump administration’s gutting of U.S. climate efforts need to move beyond despair. In an interview with e360, he talks about rethinking the role of protest, the global push on clean energy, and why he sees reason for hope. Read...
Quanta Magazine
A New, Chemical View of Ecosystems Rare and powerful compounds, known as keystone molecules, can build a web of invisible interactions...
4 months ago
35
4 months ago
Rare and powerful compounds, known as keystone molecules, can build a web of invisible interactions among species. The post A New, Chemical View of Ecosystems first appeared on Quanta Magazine
Yale e360
As War Halts, the Environmental Devastation in Gaza Runs Deep The war in Gaza has taken a heavy toll on the environment, with water supplies contaminated, raw...
5 months ago
2
5 months ago
The war in Gaza has taken a heavy toll on the environment, with water supplies contaminated, raw sewage pouring into the Mediterranean, once-fertile soils ruined, and the land stripped of trees. Experts say the extent of the damage needs to be tallied to help plan for a...
Probably...
Reject Math Supremacy The premise of Think Stats, and the other books in the Think series, is that programming is a tool...
6 months ago
13
6 months ago
The premise of Think Stats, and the other books in the Think series, is that programming is a tool for teaching and learning — and many ideas that are commonly presented in math notation can be more clearly presented in code. In the draft third edition of Think Stats there is...
IEEE Spectrum
Saving the Big Bang (Antenna) The antenna that discovered a cosmic microwave background coming from all directions in...
over a year ago
30
over 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...
Yale e360
Can Toxic Mining Waste Help Remove CO2 from the Atmosphere? On the coast of Newfoundland, waste from a shuttered asbestos mine has been a troubling source of...
3 months ago
6
3 months ago
On the coast of Newfoundland, waste from a shuttered asbestos mine has been a troubling source of contamination for decades. Now, a company plans to process the waste to draw CO2 from the air — one of several projects worldwide that aim to turn this liability into an asset. Read...
nanoscale views
Turbulent times While I've been absolutely buried under deadlines, it's been a crazy week for US science, and things...
5 months ago
17
5 months ago
While I've been absolutely buried under deadlines, it's been a crazy week for US science, and things are unlikely to calm down anytime soon.  As I've written before, I largely try to keep my political views off here, since that's not what people want to read from me, and I want...
Out-of-Pocket Blog
Common ROI mistakes in healthcare | Out-Of-Pocket Plus some benchmark ROI numbers for you to think about
3 days ago
Melting Asphalt
Going Critical Background: This is an interactive blog post. I wanted to host it here, but don't know how to make...
over a year ago
27
over a year ago
Background: This is an interactive blog post. I wanted to host it here, but don't know how to make it play nice with WordPress. So I decided to host it on another part of the site instead. Click here for… Read more ›
Casey Handmer's blog
Why am I searched every time I go to Australia? The Australian Border Force won’t stop searching me and my personal devices when I visit Australia....
2 months ago
13
2 months ago
The Australian Border Force won’t stop searching me and my personal devices when I visit Australia. Despite being an Australian citizen, under Australian law, I have zero recourse to this continued flagrant invasion of my privacy. After two years of harassment I am publicizing...
Quanta Magazine
Physicists Start To Pin Down How Stars Forge Heavy Atoms The precursors of heavy elements might arise in the plasma underbellies of swollen stars or in...
a week ago
10
a week ago
The precursors of heavy elements might arise in the plasma underbellies of swollen stars or in smoldering stellar corpses. They definitely exist in East Lansing, Michigan. The post Physicists Start To Pin Down How Stars Forge Heavy Atoms first appeared on Quanta...
Chris Grossack's...
Talk - Where Are The Open Sets? I was invited to give a talk at HoTTEST 2022, and was more than happy to accept! Ever since I was...
over a year ago
30
over a year ago
I was invited to give a talk at HoTTEST 2022, and was more than happy to accept! Ever since I was first learning HoTT I was curious how we could be sure that theorems in HoTT give us corresponding theorems in “classical” homotopy theory. Earlier this summer I spent a lot of...
Out-of-Pocket Blog
“Mission-driven” should be more specific | Out-Of-Pocket everything is a set of tradeoffs, let's be honest about that
a year ago
symmetry magazine
New map of space precisely measures nearly 400,000 nearby galaxies The Siena Galaxy Atlas will be a tool for research into how galaxies form and evolve, gravitational...
a year ago
48
a year ago
The Siena Galaxy Atlas will be a tool for research into how galaxies form and evolve, gravitational waves, dark matter and the structure of our universe.
Asterisk
Read This, Not That: The Hidden Cost of Nutrition Misinformation Our daily lives are inundated with misleading claims about nutrition. That’s not just distracting —...
over a year ago
19
over a year ago
Our daily lives are inundated with misleading claims about nutrition. That’s not just distracting — it’s also harming our health.
Beautiful Public...
Government Comic Books Government comics have taught Americans how to prevent forest fires, survive a nuclear blast, and...
a year ago
52
a year ago
Government comics have taught Americans how to prevent forest fires, survive a nuclear blast, and how soldiers should handle homosexuality in the military.
Asterisk
The Depths of Wikipedians A conversation about yogurt wars, German hymns, tropical cyclones, and the people who make Wikipedia...
8 months ago
29
8 months ago
A conversation about yogurt wars, German hymns, tropical cyclones, and the people who make Wikipedia function.
The Works in...
The Spanish grid collapse Inertia and why we need it
2 months ago
Out-of-Pocket Blog
Breaking Down Electronic Data Interchange, X12, and Stedi | Out-Of-Pocket
a year ago
Yale e360
Cambodian Forest Defenders at Risk for Exposing Illegal Logging The lush forests that have long sustained Cambodia’s Indigenous people have steadily fallen to...
a month ago
1
a month ago
The lush forests that have long sustained Cambodia’s Indigenous people have steadily fallen to illicit logging. Now, community members face intimidation and risk arrest as they patrol their forests to document the losses and try to push the government to stop the cutting. Read...
Asterisk
My Primal Scream of Rage: The Big Alcohol Study That Didn't Happen Five years ago, the National Institutes of Health cancelled the largest study on alcohol ever...
over a year ago
19
over a year ago
Five years ago, the National Institutes of Health cancelled the largest study on alcohol ever planned. Here’s why — and why you should be mad too.
Quanta Magazine
Researchers Refute a Widespread Belief About Online Algorithms Three computer scientists have disproved a long-standing conjecture about a fundamental problem...
a year ago
21
a year ago
Three computer scientists have disproved a long-standing conjecture about a fundamental problem involving imperfect information. The post Researchers Refute a Widespread Belief About Online Algorithms first appeared on Quanta Magazine
Out-of-Pocket Blog
Actually good 2024 healthcare predictions | Out-Of-Pocket I know, enough predictions. But these are good!
a year ago
Inverted Passion
Review of 2023 Time is strange – 2023 simultaneously felt too long and too short. It was short because I remember...
a year ago
49
a year ago
Time is strange – 2023 simultaneously felt too long and too short. It was short because I remember recently writing my 2022 review, and it was long because I ended up packing a lot of stuff into it. ✅ Train 5 days a week (including Mixed Martial Arts) I did manage to train 5...
NeuroLogica Blog
Coal vs Natural Gas In the last 18 years, since 2005, the US has decreased our CO2 emissions due to electricity...
a year ago
56
a year ago
In the last 18 years, since 2005, the US has decreased our CO2 emissions due to electricity generation by 32%, 819 million metric tons of CO2 per year. Thirty percent of this decline can be attributed to renewable energy generation. But 65% is attributed to essentially replacing...
Yale e360
Why U.S. Geothermal May Advance, Despite Political Headwinds The Trump administration is outwardly hostile to clean energy sourced from solar and wind. But...
a week ago
1
a week ago
The Trump administration is outwardly hostile to clean energy sourced from solar and wind. But thanks to close ties to the fossil fuel industry and new technological breakthroughs, U.S. geothermal power may survive the GOP assaults on support for renewables and even thrive. Read...
The Roots of...
The Commission for Stopping Further Improvements On May 24, 1847, a bridge over the Dee River in Chester, England, collapsed. A passenger train...
over a year ago
42
over a year ago
On May 24, 1847, a bridge over the Dee River in Chester, England, collapsed. A passenger train plunged into the river; five people were killed and nine seriously injured. The subsequent investigation blamed the bridge’s cast iron girders. Cast iron, like concrete but unlike...
Quanta Magazine
‘Once in a Century’ Proof Settles Math’s Kakeya Conjecture The deceptively simple Kakeya conjecture has bedeviled mathematicians for 50 years. A new proof of...
3 months ago
44
3 months ago
The deceptively simple Kakeya conjecture has bedeviled mathematicians for 50 years. A new proof of the conjecture in three dimensions illuminates a whole crop of related problems. The post ‘Once in a Century’ Proof Settles Math’s Kakeya Conjecture first appeared on...
Chris Grossack's...
Analytic Combinatorics Redux Earlier today I gave a talk in the graduate student seminar titled “Counting is Hard. Complex...
2 months ago
21
2 months ago
Earlier today I gave a talk in the graduate student seminar titled “Counting is Hard. Complex Analysis is Easy.” based in part on my recent blog post about analytic combinatorics and based in part on Varilly’s notes on Dirichlet’s Theorem, showing how to count the number of...
Damn Interesting
Much Ado About Adenoids Edmund Lawall must have felt cursed. He’d brought his family to New York in the late 1800s to carry...
2 weeks ago
13
2 weeks ago
Edmund Lawall must have felt cursed. He’d brought his family to New York in the late 1800s to carry on his father’s business as a pharmacist, but fate—or perhaps the city itself—seemed determined to drive him back out again. Lawall’s health had been in decline since their...
Eukaryote Writes...
Eukaryote Skips Town – why I’m leaving DC I’m hesitant to write this piece because it’s directly about my EA ambitions, and I’ve talked to a...
3 months ago
32
3 months ago
I’m hesitant to write this piece because it’s directly about my EA ambitions, and I’ve talked to a lot of EAs trying to get into biosecurity who want advice, and I have no idea what they should take away from my story or if any of this should be taken as any kind of advice.
Quantum Frontiers
Quantum physics proposes a new way to study biology – and the results could revolutionize our... By guest blogger Clarice D. Aiello, faculty at UCLA Imagine using your cellphone to control the...
over a year ago
64
over a year ago
By guest blogger Clarice D. Aiello, faculty at UCLA Imagine using your cellphone to control the activity of your own cells to treat injuries and disease. It sounds like something from the imagination of an overly optimistic science fiction writer. … Continue reading →
Damn Interesting
Pushing the Envelope As is often the case with people in dangerous professions, the Apollo astronauts found that life...
over a year ago
26
over a year ago
As is often the case with people in dangerous professions, the Apollo astronauts found that life insurance policies were prohibitively expensive. Rather than pay the exorbitant insurance fees, the astronauts devised a system to ensure their wives and children would be financially...
NeuroLogica Blog
Factory Farming is Better Than Organic Farming Some narratives are simply ubiquitous in our culture (every culture has its universal narratives)....
6 months ago
77
6 months ago
Some narratives are simply ubiquitous in our culture (every culture has its universal narratives). Sometimes these narratives emerge out of shared values, like liberty and freedom. Sometimes they emerge out of foundational beliefs (the US still has a puritanical bent). And...
IEEE Spectrum
The Pioneer Behind Electromagnetism Without an understanding of the fundamental relationship between electricity and magnetism, it would...
a year ago
39
a year ago
Without an understanding of the fundamental relationship between electricity and magnetism, it would not have been possible to invent motors, telecommunications equipment, kitchen appliances and more. A key part of our understanding of that relationship, known as classical...
symmetry magazine
Seeing the full picture with line-intensity mapping Astronomers are championing a relatively new technique as a method to understand the structure of...
a year ago
26
a year ago
Astronomers are championing a relatively new technique as a method to understand the structure of the early universe in three dimensions.
NeuroLogica Blog
The Exoplanet Radius Gap As of this writing, there are 5,573 confirmed exoplanets in 4,146 planetary systems. That is enough...
a year ago
40
a year ago
As of this writing, there are 5,573 confirmed exoplanets in 4,146 planetary systems. That is enough exoplanets, planets around stars other than our own sun, that we can do some statistics to describe what’s out there. One curious pattern that has emerged is a relative gap in the...
Quantum Frontiers
It from Qubit: The Last Hurrah Editor’s note: Since 2015, the Simons Foundation has supported the “It from Qubit” collaboration, a...
a year ago
22
a year ago
Editor’s note: Since 2015, the Simons Foundation has supported the “It from Qubit” collaboration, a group of scientists drawing on ideas from quantum information theory to address deep issues in fundamental physics. The collaboration held its “Last Hurrah” event at … Continue...
Out-of-Pocket Blog
Why don’t we screen healthy people to catch diseases early? | Out-Of-Pocket the fight that comes up every month
a year ago
NeuroLogica Blog
Have Current AI Reached Their Limit? We are still very much in the hype phase of the latest crop of artificial intelligence applications,...
over a year ago
126
over a year ago
We are still very much in the hype phase of the latest crop of artificial intelligence applications, specifically the large language models and so-called “transformers” like Chat GPT. Transformers are a deep learning model that use self-attention to differentially weight the...
Quanta Magazine
The High Cost of Quantum Randomness Is Dropping Randomness is essential to some research, but it’s always been prohibitively complicated. Now, we...
3 months ago
34
3 months ago
Randomness is essential to some research, but it’s always been prohibitively complicated. Now, we can use “pseudorandomness” instead. The post The High Cost of Quantum Randomness Is Dropping first appeared on Quanta Magazine
Quanta Magazine
Cosmologists Try a New Way to Measure the Shape of the Universe Is the universe flat and infinite, or something more complex? We can’t say for sure, but a new...
5 months ago
97
5 months ago
Is the universe flat and infinite, or something more complex? We can’t say for sure, but a new search strategy is mapping out the subtle signals that could reveal if the universe had a shape. The post Cosmologists Try a New Way to Measure the Shape of the Universe...
Yale e360
African Solar Installations Headed for Banner Year African solar installations are projected to grow by 42 percent this year, according to an industry...
3 months ago
1
3 months ago
African solar installations are projected to grow by 42 percent this year, according to an industry group. Read more on E360 →
Drew Ex Machina
First Pictures: View of the Earth from NASA’s Explorer 6 – August 14, 1959 Today we take for granted that we can instantly access images of almost any part of the Earth taken...
11 months ago
89
11 months ago
Today we take for granted that we can instantly access images of almost any part of the Earth taken from space using an ever growing collection […]
Quanta Magazine
The Biggest Smallest Triangle Just Got Smaller A new proof breaks a decades-long drought of progress on the problem of estimating the size of...
a year ago
28
a year ago
A new proof breaks a decades-long drought of progress on the problem of estimating the size of triangles created by cramming points into a square. The post The Biggest Smallest Triangle Just Got Smaller first appeared on Quanta Magazine
Quanta Magazine
The Physicist Who Glues Together Universes Renate Loll has helped pioneer a radically new approach to quantum gravity. She assumes that the...
over a year ago
64
over a year ago
Renate Loll has helped pioneer a radically new approach to quantum gravity. She assumes that the fabric of space-time is a blend of all possible fabrics, and she has developed the computational tools needed to calculate the far-reaching implications of that assumption. ...
Wanderingspace
JUPITER FROM JUNO An unusual perspective, captured by NASA's Juno spacecraft in 2018.
a year ago
IEEE Spectrum
How Tech Automated the January 6 Investigations Josh Coker’s Facebook page doesn’t show any MAGA memes or Trump quotes. He wasn’t live-streaming on...
a year ago
31
a year ago
Josh Coker’s Facebook page doesn’t show any MAGA memes or Trump quotes. He wasn’t live-streaming on 6 January 2021, and no one has ever stepped forward to identify him as one of the mob that stormed the US Capitol that day. Oregon, Ohio, with five counts connected to the failed...
The Roots of...
Can submarines swim? Did any science fiction predict that when AI arrived, it would be unreliable, often illogical, and...
over a year ago
46
over a year ago
Did any science fiction predict that when AI arrived, it would be unreliable, often illogical, and frequently bullshitting? Usually in fiction, if the AI says something factually incorrect or illogical, that is a deep portent of something very wrong: the AI is sick, or turning...
Asterisk
Half A Million Kinksters Can’t Be Wrong The story of how one independent researcher conducted the largest-ever survey on fetishes, and what...
a year ago
17
a year ago
The story of how one independent researcher conducted the largest-ever survey on fetishes, and what it has to teach us about sex, pleasure, and social science methodology.
Casey Handmer's blog
Powering the Mars base This post is part of the series on space topics. This post is not the last word on this topic. The...
8 months ago
51
8 months ago
This post is part of the series on space topics. This post is not the last word on this topic. The usual caveats apply. I’m curious if you have strong opinions on different fuel mixes. A growing Mars base has a prodigious need for power. I’ve previously written two posts on...
Melting Asphalt
The Elephant in the Brain It's finally here! The Elephant in the Brain: Hidden Motives in Everyday Life — my first book,...
over a year ago
32
over a year ago
It's finally here! The Elephant in the Brain: Hidden Motives in Everyday Life — my first book, coauthored with Robin Hanson — is now widely available. You can find the ebook version on Kindle, Google Play, and iBooks. It's also… Read more ›
The Works in...
How the world's first electric grid was built When Britain actually made something
a month ago
NeuroLogica Blog
Let’s Talk About Cement Industry is responsible for 23% of carbon emissions, close to the amount of electricity production...
a year ago
65
a year ago
Industry is responsible for 23% of carbon emissions, close to the amount of electricity production (25%) and transportation (28%). We talk a lot about transportation and energy, but industrial carbon is a harder nut to crack. Also, the 23% is direct carbon release from industrial...
Chris Grossack's...
A Proof that there's No Constructive Proof of the Intermediate Value Theorem The other day my friend Lucas Salim was asking me some questions about categorical logic and...
a month ago
14
a month ago
The other day my friend Lucas Salim was asking me some questions about categorical logic and constructive math, and he mentioned he’d never seen a proof that there’s no constructive proof of the intermediate value theorem before. I showed him the usual counterexample, and...
Quanta Magazine
A Rosetta Stone for Mathematics In 1940 André Weil wrote a letter to his sister, Simone, outlining his vision for translating...
a year ago
63
a year 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...
Out-of-Pocket Blog
The Upfront Pricing Phenomenon | Out-Of-Pocket Imagine actually knowing what things cost in advance lmao
a year ago
Drew Ex Machina
The Promise of MIDAS: The First Experimental Early Warning Satellites Today in the United States we almost take for granted the military’s ability to detect missile...
a year ago
47
a year ago
Today in the United States we almost take for granted the military’s ability to detect missile launches anywhere on the planet and quickly determine whether it […]
Asterisk
Deros and the Ur-Abduction What do Atlantean dwarves, witch trials, and tractor beams have in common?
6 months ago
Out-of-Pocket Blog
Time Toxicity - A Real-World Example | Out-Of-Pocket Being sick is already annoying, now I gotta spend time on the phone???
a year ago
Asterisk
Developmental Editing
11 months ago
Quanta Magazine
Can Psychedelics Improve Mental Health? Research suggests that psychedelic drugs can reopen critical periods of brain development to create...
a year ago
72
a year ago
Research suggests that psychedelic drugs can reopen critical periods of brain development to create opportunities for re-learning and psychological healing. In this episode, co-host Janna Levin speaks with Gül Dölen, a neuroscientist studying the therapeutic potential of...
Drew Ex Machina
Recollections of NASA’s Apollo 11 Mission Like a lot of kids who grew up during the ‘60s and ‘70s, I had a fascination with spaceflight. This...
11 months ago
84
11 months ago
Like a lot of kids who grew up during the ‘60s and ‘70s, I had a fascination with spaceflight. This interest started honestly enough back around […]
Eukaryote Writes...
Ave Imperator, morituri te salutant: a review of Skibidi Toilet Art has died and been reborn a thousand times now. Join me at its graveside once again. Let us speak...
2 weeks ago
15
2 weeks ago
Art has died and been reborn a thousand times now. Join me at its graveside once again. Let us speak a few words for what once was. Let us imagine the inconceivable and hollow future ahead without it. If you weep, I will pass you my handkerchief. And let us all pretend to be...
Yale e360
Lightning Strikes the Arctic: What Will It Mean for the Far North? A warmer world is expected to bring more thunderstorms, especially at higher latitudes. Scientists...
3 weeks ago
1
3 weeks ago
A warmer world is expected to bring more thunderstorms, especially at higher latitudes. Scientists are now reporting a dramatic surge in lightning in the Far North and are scrambling to parse how this could affect wildfires, the chemistry of the atmosphere, and Arctic...
Quantum Frontiers
Quantum Algorithms: A Call To Action Quantum computing finds itself in a peculiar situation. The number one question asked about quantum...
2 months ago
37
2 months ago
Quantum computing finds itself in a peculiar situation. The number one question asked about quantum computers by outsiders is very common sensical: What are they good for? The honest answer reveals an elephant in the room: We don’t fully know yet. For theorists like me, it’s an...
nanoscale views
Recent papers to distract.... Time for blogging has continued to be scarce, but here are a few papers to distract (and for readers...
8 months ago
14
8 months ago
Time for blogging has continued to be scarce, but here are a few papers to distract (and for readers who are US citizens:  vote if you have not already done so!). Reaching back, this preprint by Aharonov, Collins, Popescu talks about a thought experiment in which angular...
Quanta Magazine
Evolving Bacteria Can Evade Barriers to ‘Peak’ Fitness Paradoxically, natural selection can sometimes seem to block organisms from evolving useful...
a year ago
31
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...
Sean Carroll
What I Look for in Podcast Guests People often suggest guests to appear on Mindscape — which I very much appreciate! Several of my...
over a year ago
52
over a year ago
People often suggest guests to appear on Mindscape — which I very much appreciate! Several of my best conversations were with people I had never heard of before they were effectively suggested by someone. Suggestions could be made here (in comments below), or on the subreddit, or...
Quanta Magazine
JWST Spots Giant Black Holes All Over the Early Universe Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb...
a year ago
43
a year ago
Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb Space Telescope observations are finding an unexpected abundance of the beasts. The post JWST Spots Giant Black Holes All Over the Early Universe first appeared on...
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
35
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.
wadertales
Conservation beyond boundaries When an environmental impact assessment concludes that only a small number of shorebirds will be...
over a year ago
44
over a year ago
When an environmental impact assessment concludes that only a small number of shorebirds will be affected by a new airport, because relatively small flocks are counted during field surveys, is there an assumption that the birds encountered are always the same individuals? What if...
Cremieux Recueil
Storks Take Orders From the State Pronatal benefits and economic booms lead to greater numbers of births
2 months ago
brr
Sunset Hunkering down for the winter!
over a year ago
The Works in...
ARIA: Betting on science An inside look at Britain's new DARPA
over a year ago
Asterisk
Shutting the California Prison System’s Revolving Door Between 2009 and 2014, California passed a series of laws to reduce the population in its prison...
a year ago
19
a year ago
Between 2009 and 2014, California passed a series of laws to reduce the population in its prison system, which for years had operated over capacity. Determining whether those laws worked was not a straightforward task.
Quantum Frontiers
How writing a popular-science book led to a Nature Physics paper Several people have asked me whether writing a popular-science book has fed back into my research....
3 months ago
32
3 months ago
Several people have asked me whether writing a popular-science book has fed back into my research. Nature Physics published my favorite illustration of the answer this January. Here’s the story behind the paper. In late 2020, I was sitting by … Continue reading →
Cremieux Recueil
Workers For Robots Want to give blue collar workers the sorts of jobs they can raise a family on and revive American...
8 months ago
33
8 months ago
Want to give blue collar workers the sorts of jobs they can raise a family on and revive American manufacturing? Then you should support automation
Quanta Magazine
New Kind of Magnetism Spotted in an Engineered Material In an atomically thin stack of semiconductors, a mechanism unseen in any natural substance causes...
a year ago
34
a year ago
In an atomically thin stack of semiconductors, a mechanism unseen in any natural substance causes electrons’ spins to align. The post New Kind of Magnetism Spotted in an Engineered Material first appeared on Quanta Magazine
Quanta Magazine
Number of Distances Separating Points Has a New Bound Mathematicians have struggled to prove Falconer’s Conjecture, a simple, but far-reaching, hypothesis...
a year ago
108
a year ago
Mathematicians have struggled to prove Falconer’s Conjecture, a simple, but far-reaching, hypothesis about the distances between points. They’re finally getting close. The post Number of Distances Separating Points Has a New Bound first appeared on Quanta Magazine
symmetry magazine
Searching for the matter that hides its shine Just because matter is visible doesn’t mean it’s easy to see.
over a year ago
Yale e360
Deadly Encounter: Mountain Lion Attacks Spark Controversy A mountain lion attack that killed a young California man last year has reignited a debate over how...
5 months ago
4
5 months ago
A mountain lion attack that killed a young California man last year has reignited a debate over how the big cats should be managed. Some are calling for renewed hunting of the animals, while others are advocating nonlethal methods of instilling a fear of humans in the big...
NeuroLogica Blog
How Humans Solve Problems The human brain is extremely good at problem-solving, at least relatively speaking. Cognitive...
3 weeks ago
13
3 weeks ago
The human brain is extremely good at problem-solving, at least relatively speaking. Cognitive scientists have been exploring how, exactly, people approach and solve problems – what cognitive strategies do we use, and how optimal are they. A recent study extends this research and...
Quanta Magazine
Monumental Proof Settles Geometric Langlands Conjecture In work that has been 30 years in the making, mathematicians have proved a major part of a profound...
11 months ago
75
11 months ago
In work that has been 30 years in the making, mathematicians have proved a major part of a profound mathematical vision called the Langlands program. The post Monumental Proof Settles Geometric Langlands Conjecture first appeared on Quanta Magazine
Yale e360
Trees That Have Never Known Plentiful Rainfall Better Prepared for Drought A new study finds that trees that have lived through many wet years struggle to cope with dry...
5 months ago
Quanta Magazine
How Is Flocking Like Computing? Birds flock. Locusts swarm. Fish school. From chaotic assemblies of life, order somehow emerges. In...
a year ago
40
a year ago
Birds flock. Locusts swarm. Fish school. From chaotic assemblies of life, order somehow emerges. In this episode, co-host Steven Strogatz interviews the evolutionary ecologist Iain Couzin about how and why collective behaviors arise. The post How Is Flocking Like...
Quanta Magazine
The Experimental Cosmologist Hunting for the First Sunrise To catch even a whiff of the universe’s earliest epochs — an age of darkness, and one of new light —...
a year ago
26
a year ago
To catch even a whiff of the universe’s earliest epochs — an age of darkness, and one of new light — Cynthia Chiang builds her own equipment. Then she deploys it at the ends of the Earth. The post The Experimental Cosmologist Hunting for the First Sunrise first...
Blog - Practical...
Why Bridges Need Sensors (and other structures too) [Note that this article is a transcript of the video embedded above.] Almost immediately after I...
over a year ago
99
over a year ago
[Note that this article is a transcript of the video embedded above.] Almost immediately after I started making videos about engineering, people started asking me to play video games on the channel. Apparently there’s roughly a billion people who watch online gaming these days,...
Blog - Practical...
All Dams Are Temporary [Note that this article is a transcript of the video embedded above.] Lewis and Clark Lake, on the...
4 months ago
73
4 months ago
[Note that this article is a transcript of the video embedded above.] Lewis and Clark Lake, on the border between Nebraska and South Dakota, might not be a lake for much longer. Together with the dam that holds it back, the reservoir provides hydropower, flood control, and...
Quanta Magazine
What Your Brain Is Doing When You’re Not Doing Anything When your mind is wandering, your brain’s “default mode” network is active. Its discovery 20 years...
a year ago
49
a year ago
When your mind is wandering, your brain’s “default mode” network is active. Its discovery 20 years ago inspired a raft of research into networks of brain regions and how they interact with each other. The post What Your Brain Is Doing When You’re Not Doing Anything...
Quanta Magazine
Does Nothingness Exist? Even empty space bubbles with energy, according to quantum mechanics — and that fact affects almost...
a year ago
49
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...
Wanderingspace
Space-X Looking Like 2001 Space Odyssey Amazing shot. Looks like a movie.
a year ago
Quanta Magazine
‘Turbocharged’ Mitochondria Power Birds’ Epic Migratory Journeys Slight changes in the number, shape, efficiency and interconnectedness of organelles in the cells of...
a month ago
28
a month ago
Slight changes in the number, shape, efficiency and interconnectedness of organelles in the cells of flight muscles provide extra energy for birds’ continent-spanning feats. The post ‘Turbocharged’ Mitochondria Power Birds’ Epic Migratory Journeys first appeared on...
Quanta Magazine
Game Theory Can Make AI More Correct and Efficient Researchers are drawing on ideas from game theory to improve large language models and make them...
a year ago
63
a year ago
Researchers are drawing on ideas from game theory to improve large language models and make them more consistent. The post Game Theory Can Make AI More Correct and Efficient first appeared on Quanta Magazine
Yale e360
A Craze for Tiny Plants Is Driving a Poaching Crisis in South Africa South Africa’s Succulent Karoo is the most biodiverse arid region on the planet, with thousands of...
4 months ago
6
4 months ago
South Africa’s Succulent Karoo is the most biodiverse arid region on the planet, with thousands of plants found nowhere else. But to meet a demand fueled by social media, criminal networks have been poaching these colorful succulents by the millions and smuggling them...
The Roots of...
Quote quiz: “drifting into dependence” Quote quiz: who said this? (No fair looking it up). I have modified the original quotation slightly,...
over a year ago
85
over a year ago
Quote quiz: who said this? (No fair looking it up). I have modified the original quotation slightly, by making a handful of word substitutions to bring it up to date: It might be argued that the human race would never be foolish enough to hand over all power to AI. But we are...
Casey Handmer's blog
Part 8 Shikata Ga Nai Part of the Mars Trilogy Technical Commentary Series. Contains spoilers for this chapter and earlier...
6 months ago
55
6 months ago
Part of the Mars Trilogy Technical Commentary Series. Contains spoilers for this chapter and earlier chapters. Google Mars .kml. Literary commentary podcast. “Shikata Ga Nai” Japanese for “What else can we do?” “It is what it is,” “There is no other choice.” The final chapter of...
Chris Grossack's...
Proving Another "Real Theorem" with Topos Theory Another day, another post that starts with “So I was on mse…”, lol. Somebody asked whether...
a year ago
50
a year ago
Another day, another post that starts with “So I was on mse…”, lol. Somebody asked whether maximizing over a compact set is a continuous thing to do. That is, given a continuous function $f : K \times X \to \mathbb{R}$ is the function $x \mapsto \max_{k \in K} f(k,x)$...
Out-of-Pocket Blog
Retail and community pharmacies are changing | Out-Of-Pocket COVID tailwinds are changing the role of the pharmacy and pharmacist
a year ago
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...
over a year ago
87
over 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...
Asterisk
Yes, Shrimp Matter What made a private equity analyst decide to devote his life to tiny aquatic crustaceans?
6 months ago
Blog - Practical...
How Do Fish Ladders Work? [Note that this article is a transcript of the video embedded above.] Building a dam imparts a...
a year ago
149
a year 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,...
Quanta Magazine
The Cosmos Teems with Complex Organic Molecules Wherever astronomers look, they see life’s raw materials. The post The Cosmos Teems with...
7 months ago
50
7 months ago
Wherever astronomers look, they see life’s raw materials. The post The Cosmos Teems with Complex Organic Molecules first appeared on Quanta Magazine
IEEE Spectrum
What It Takes To Let People Play With the Past Media Archaeology Lab is one of the largest public collections in the world of obsolete, yet...
9 months ago
81
9 months ago
Media Archaeology Lab is one of the largest public collections in the world of obsolete, yet functional, technology. Located on the University of Colorado Boulder campus, the MAL is where you can watch a magic lantern show, play Star Castle on a Vectrex games console, or check...
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...
over a year ago
63
over 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...
NeuroLogica Blog
What Policies Affect Climate Change? What is the potential for climate change policy to affect climate change? I often discuss, here and...
a year ago
29
a year ago
What is the potential for climate change policy to affect climate change? I often discuss, here and on the SGU, the science of climate change, and specifically focus on what we can do about it, mostly by reducing our CO2 emissions. Often I get push back explicitly promoting the...
NeuroLogica Blog
A Climate Rebuttal The climate change discussion would benefit most from good-faith evidence and science-based...
over a year ago
42
over a year ago
The climate change discussion would benefit most from good-faith evidence and science-based discussion. Unfortunately, humans tend to prefer emotion, ideology, motivated reasoning, and confirmation bias. As an example, I was sent an excerpt from a climate change podcast as a...
Yale e360
Can Toxic Mining Waste Help Remove CO2 from the Atmosphere? On the coast of Newfoundland, waste from a shuttered asbestos mine has been a troubling source of...
3 months ago
1
3 months ago
On the coast of Newfoundland, waste from a shuttered asbestos mine has been a troubling source of contamination for decades. Now, a company plans to process the waste to draw CO2 from the air — one of several projects worldwide that aim to turn this liability into an asset. Read...
Quanta Magazine
What Is Analog Computing? You don’t need 0s and 1s to perform computations, and in some cases it’s better to avoid them. ...
11 months ago
97
11 months ago
You don’t need 0s and 1s to perform computations, and in some cases it’s better to avoid them. The post What Is Analog Computing? first appeared on Quanta Magazine
The Works in...
The prophet of parking A eulogy for the great Donald Shoup
4 months ago
Uncharted...
GeoHistory News | Q3 2024 Longshoremen strike, Mexico – Spain conflict, how Islam propelled Europe more than Protestantism,...
9 months ago
29
9 months ago
Longshoremen strike, Mexico – Spain conflict, how Islam propelled Europe more than Protestantism, and more
Explorations of an...
Monsoon Season In Arizona, Part 1: Introduction, Phoenix to Miller Canyon Earlier this summer, Laura and I were trying to determine where we would visit for a couple of mini...
9 months ago
12
9 months ago
Earlier this summer, Laura and I were trying to determine where we would visit for a couple of mini vacations. Due to the variations in her work schedule, Laura had two blocks of time - a five-day chunk in early August, and six days in early September - and we wanted to make the...
Quanta Magazine
How to Tame the Endless Infinities Hiding in the Heart of Particle Physics In the math of particle physics, every calculation should result in infinity. The set of techniques...
over a year ago
153
over a year ago
In the math of particle physics, every calculation should result in infinity. The set of techniques known as “resurgence” points toward an escape. The post How to Tame the Endless Infinities Hiding in the Heart of Particle Physics first appeared on Quanta Magazine
Light from Space
The Path to the Pillars of Creation Famously photographed by the Hubble Space Telescope, here's my first look at the Pillars of Creation...
over a year ago
39
over a year ago
Famously photographed by the Hubble Space Telescope, here's my first look at the Pillars of Creation in the Eagle Nebula (Messier 16). Total exposure time: 16h 5m Shot from my driveway near Tucson, AZ in April & May 2022 Telescope: William Optics RedCat 51 (250mm focal length ƒ
Out-of-Pocket Blog
Transcarent, AI Therapists, Interoperability, and more | Out-Of-Pocket Plus Out-Of-Pocket is hiring!!
5 months ago
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
29
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...
Yale e360
How African Communities Are Taking Lead on Protecting Wildlife A new analysis shows that African wildlife increasingly depend on lands managed by villagers and...
5 months ago
5
5 months ago
A new analysis shows that African wildlife increasingly depend on lands managed by villagers and herders. In many areas, locally-run conservancies now more effectively protect wildlife than national parks do, with communities reaping tourism revenue and other benefits. Read more...
Yale e360
Warming Doubled the Odds of Record Fires in South Korea Warming fueled the hot, dry, windy weather that gave rise to a spate of record-breaking fires in...
2 months ago
1
2 months ago
Warming fueled the hot, dry, windy weather that gave rise to a spate of record-breaking fires in South Korea in March, an analysis finds. Read more on E360 →
Chris Grossack's...
A Quick Application of Model Categories Almost exactly a year ago (time flies!) I was thinking really hard about model categories in...
over a year ago
22
over a year ago
Almost exactly a year ago (time flies!) I was thinking really hard about model categories in preparation for the HoTTEST summer school. I learned a TON doing this, but I’ve just today seen a really nice (and somewhat concrete) reason to care about the whole endeavor! I’d love...