The Works in...
The road from serfdom
Using opt-ins to reform Russia's backwards tsarist agricultural sector
9 months ago
Using opt-ins to reform Russia's backwards tsarist agricultural sector
Sean Carroll
New Course: The Many Hidden Worlds of Quantum Mechanics
In past years I’ve done several courses for The Great Courses/Wondrium (formerly The Teaching...
a year ago
In past years I’ve done several courses for The Great Courses/Wondrium (formerly The Teaching Company): Dark Matter and Dark Energy, Mysteries of Modern Physics:Time, and The Higgs Boson and Beyond. Now I’m happy to announce a new one, The Many Hidden Worlds of Quantum Mechanics....
brr
Showering at the South Pole
Potable water, and not much of it.
a year ago
Potable water, and not much of it.
Asterisk
How Long Until Armageddon?
Scientists, generals, and politicians all failed to accurately predict when the Soviets would get...
a year ago
Scientists, generals, and politicians all failed to accurately predict when the Soviets would get the bomb. Could they have done any better?
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...
9 months 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...
Out-of-Pocket Blog
My investing theses | Out-Of-Pocket
Hit up ya boi
a year ago
The Works in...
Issue 15: To change a norm
Plus: bland buildings can't be blamed on labor costs, reasons to be sceptical about prediction...
7 months ago
Plus: bland buildings can't be blamed on labor costs, reasons to be sceptical about prediction markets, and gentrification policies that actually help.
Chris Grossack's...
Proving Another "Real Theorem" with Topos Theory
Another day, another post that starts with “So I was on mse…”, lol.
Somebody asked whether...
9 months ago
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 $x \mapsto \max_{k \in K} f(k,x)$...
Eukaryote Writes...
There’s no such thing as a tree (phylogenetically)
Dendronization – Evolving into a tree-like morphology. (In the style of “carcinization".) From...
over a year ago
Dendronization – Evolving into a tree-like morphology. (In the style of “carcinization".) From 'dendro', the ancient Greek root for tree.
IEEE Spectrum
Edith Clarke: Architect of Modern Power Distribution
Edith Clarke was a powerhouse in practically every sense of the word. From the start of her career...
5 months ago
Edith Clarke was a powerhouse in practically every sense of the word. From the start of her career at General Electric in 1922, she was determined to develop stable, more reliable power grids.
During her first years at GE she invented what came to be known as the Clarke...
Math Is Still...
Math Proof Draws New Boundaries Around Black Hole Formation
For a half century, mathematicians have tried to define the exact circumstances under which a black...
a year ago
For a half century, mathematicians have tried to define the exact circumstances under which a black hole is destined to exist. A new proof shows how a cube can help answer the question.
The post Math Proof Draws New Boundaries Around Black Hole Formation first...
Blog - Practical...
Why Railroads Don't Need Expansion Joints
[Note that this article is a transcript of the video embedded above.]
One of the most common...
a year ago
[Note that this article is a transcript of the video embedded above.]
One of the most common attributes folks imagine when they think of trains is the clickety-clack sound they make as they roll down the tracks. The thing is, most trains don’t make that sound anymore. Or really,...
brr
Sunset
Hunkering down for the winter!
a year ago
Hunkering down for the winter!
Math Is Still...
Elliptic Curve ‘Murmurations’ Found With AI Take Flight
Mathematicians are working to fully explain unusual behaviors uncovered using artificial...
9 months ago
Mathematicians are working to fully explain unusual behaviors uncovered using artificial intelligence.
The post Elliptic Curve ‘Murmurations’ Found With AI Take Flight first appeared on Quanta Magazine
Asterisk
A Chinese Internet Phrasebook
The latest slang on Weibo reveals a world of cynicism, ennui — and concrete pasta.
a month ago
The latest slang on Weibo reveals a world of cynicism, ennui — and concrete pasta.
Many Worlds
The Makeup of Red Dwarf Solar Systems May Seriously Limit the Formation of Habitable Planets
Jupiter is often described as the “big brother” planet of our solar system that made the formation...
a year ago
Jupiter is often described as the “big brother” planet of our solar system that made the formation and evolution of Earth possible. In the early days of the solar system, massive Jupiter helped the planet grow rapidly while serving as a gravity well that shielded the planet from...
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
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 ›
Willem Pennings
Fixing my heating system
The heating system in my apartment building consists of a group of heat pumps that deliver warm...
7 months ago
The heating system in my apartment building consists of a group of heat pumps that deliver warm water to the underfloor heating system of about a dozen apartments, including mine. During the warm summer months, the system supplies cool water instead. The heat pumps figure out...
Out-of-Pocket Blog
GTFO Employers | Out-Of-Pocket
Back To The Future
a year ago
Out-of-Pocket Blog
Cool Facts About Health Insurance Enrollment with Aleka Gurel | Out-Of-Pocket
Tis the season
a year ago
Tikalon Blog by Dev...
Copper and Green Energy
The United States Department of Energy has updated its list of critically important materials. The...
5 months ago
The United States Department of Energy has updated its list of critically important materials. The current list of 54 materials includes elements that are presently critical to a transition to green energy, such as the rare earth elements important to turbine generators, and...
Out-of-Pocket Blog
"Non"-Profit Hospitals | Out-Of-Pocket
"We're investing in ourselves"
a year ago
"We're investing in ourselves"
Many Worlds
Getting To Know Rogue Planets
In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large...
a year ago
In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large and small orbiting around it. This is hardly surprising since planets are pretty much exclusively illustrated in solar systems and, until the onset of the 21st century, no other...
Blog - Practical...
The Most Confusing Part of the Power Grid
[Note that this article is a transcript of the video embedded above.]
In March of 1989, Earth...
6 months ago
[Note that this article is a transcript of the video embedded above.]
In March of 1989, Earth experienced one of its strongest geomagnetic storms in modern history. It all started when scientists observed a cluster of sunspots—active, magnetic areas on the sun's surface—emerging...
Interaction Magic -...
Life beyond the screen
Since early 2020, I've been teaching courses in Interaction Technologies and Prototyping. Switches,...
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.
Confessions of a...
Marine science, the environment, and the 2013 Australian election
I’ve been a bit reluctant to write about the upcoming election in this blog; after all the point of...
over a year ago
I’ve been a bit reluctant to write about the upcoming election in this blog; after all the point of this blog has never been about anything political! However, for better or worse the state of our environment (including our oceans) are inextricably linked to politics, so here...
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
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...
NeuroLogica Blog
Have We Achieved General AI
As I predicted the controversy over whether or not we have achieved general AI will likely exist for...
a week ago
As I predicted the controversy over whether or not we have achieved general AI will likely exist for a long time before there is a consensus that we have. The latest round of this controversy comes from Vahid Kazemi from OpenAI. He posted on X: “In my opinion we have already...
NeuroLogica Blog
Mach Effect Thrusters Fail
When thinking about potential future technology, one way to divide possible future tech is into...
9 months ago
When thinking about potential future technology, one way to divide possible future tech is into probable and speculative. Probable future technology involves extrapolating existing technology into the future, such as imaging what advanced computers might be like. This category...
Math Is Still...
How (Nearly) Nothing Might Solve Cosmology’s Biggest Questions
By measuring the universe’s emptiest spaces, scientists can study how matter clumps together and how...
a year ago
By measuring the universe’s emptiest spaces, scientists can study how matter clumps together and how fast it flies apart.
The post How (Nearly) Nothing Might Solve Cosmology’s Biggest Questions first appeared on Quanta Magazine
pcloadletter
Impact-based performance evaluation in big tech is terrible
My theory is that some performance consultants got paid a lot of money one day for a single word:...
10 months ago
My theory is that some performance consultants got paid a lot of money one day for a single word: "impact."
If you have worked in big tech, you're probably all too familiar with this word because your annual performance evaluations are based on your impact.
As an employee,...
Math Is Still...
How ‘Idle’ Egg Cells Defend Their DNA From Damage
How do immature egg cells maintain genetic quality for decades before they mature? Scientists find...
7 months ago
How do immature egg cells maintain genetic quality for decades before they mature? Scientists find unusual safeguards in this quiescent cell that may inform research into fertility.
The post How ‘Idle’ Egg Cells Defend Their DNA From Damage first appeared on Quanta...
NeuroLogica Blog
Multipurpose Superconducting Highway
When it comes to technology (and also probably many things) there is a pyramid of ideas. At the very...
a year ago
When it comes to technology (and also probably many things) there is a pyramid of ideas. At the very bottom of the pyramid is pure speculation, just throwing out “what if” ideas to feed the conceptual pipeline. A subset of these ideas will pass the sniff test enough to justify...
nanoscale views
Postdoctoral opportunities at Rice
I will be sending some emails shortly, but I wanted to point out postdoctoral opportunities here at...
a year ago
I will be sending some emails shortly, but I wanted to point out postdoctoral opportunities here at Rice University.
The Smalley-Curl Institute is having a competition for two two-year postdoctoral fellow slots. Click on the link for the details. The requirements for a...
nanoscale views
What is a glass?
I want to write about a recently published paper, but to do so on an accessible level, I should...
a year ago
I want to write about a recently published paper, but to do so on an accessible level, I should really lay some ground work first.
At the primary school level, typically people are taught that there are three states of matter: solid, liquid, and gas. (Plasma may be introduced...
NeuroLogica Blog
Using CRISPR To Treat HIV
CRISPR has been big scientific news since it was introduced in 2012. The science actually goes back...
9 months ago
CRISPR has been big scientific news since it was introduced in 2012. The science actually goes back to 1987, but the CRISPR/Cas9 system was patented in 2012, and the developers won the Noble Prize in Chemistry in 2020. The system gives researchers the ability to quickly and...
Asterisk
The EA-Progress Studies War is Here, and It’s a Constructive Dialogue!
We’re hoping Marc Andreessen doesn’t read this and polarize everyone again.
6 months ago
We’re hoping Marc Andreessen doesn’t read this and polarize everyone again.
The Roots of...
Four lenses on AI risks
All powerful new technologies create both benefits and risks: cars, planes, drugs, radiation. AI is...
a year ago
All powerful new technologies create both benefits and risks: cars, planes, drugs, radiation. AI is on a trajectory to become one of the most powerful technologies we possess; in some scenarios, it becomes by far the most powerful. It therefore will create both extraordinary...
Wanderingspace
The Green Light of Day
Image of tire tracks on Mars with an unusual green tone. . Taken by Perseverance on February 4th.
over a year ago
Image of tire tracks on Mars with an unusual green tone. . Taken by Perseverance on February 4th.
Chris Grossack's...
Estimating a Difference of Products
Wow, it’s been a long time! Both since my last blog post, and since my last
quick analysis trick....
a year ago
Wow, it’s been a long time! Both since my last blog post, and since my last
quick analysis trick. But I’ve been itching to
write more blog posts lately, and I thought that something quick and easy like
this would be a good way to get back into it without the kind of effort...
Math Is Still...
The Most Important Machine That Was Never Built
When he invented Turing machines in 1936, Alan Turing also invented modern computing. ...
a year ago
When he invented Turing machines in 1936, Alan Turing also invented modern computing.
The post The Most Important Machine That Was Never Built first appeared on Quanta Magazine
Math Is Still...
The Geometric Tool That Solved Einstein’s Relativity Problem
Tensors are used all over math and science to reveal hidden geometric truths. What are they? ...
4 months ago
Tensors are used all over math and science to reveal hidden geometric truths. What are they?
The post The Geometric Tool That Solved Einstein’s Relativity Problem first appeared on Quanta Magazine
Quantum Frontiers
The rain in Portugal
My husband taught me how to pronounce the name of the city where I’d be presenting a talk late last...
10 months ago
My husband taught me how to pronounce the name of the city where I’d be presenting a talk late last July: Aveiro, Portugal. Having studied Spanish, I pronounced the name as Ah-VEH-roh, with a v partway to a hard b. … Continue reading →
Explorations of an...
Uruguay Part 3: Lagoon Shorebirding
February 28, 2023
Our first few days in Uruguay had been very successful. We had been able to...
a year ago
February 28, 2023
Our first few days in Uruguay had been very successful. We had been able to experience a few days in the beautiful rural countryside, staying at a wonderful hacienda. We had found our first Uruguayan snake. And we had found most of the potential bird lifers that...
Inverted Passion
You can’t jail an AI
Here’s why I worry about AI. We know that people can get away with anything to pursue their goals...
7 months ago
Here’s why I worry about AI. We know that people can get away with anything to pursue their goals (of profit, power, etc.) as long as they know they can get away with it, without negative consequences. We have had Hitlers, and insider traders. But the world keeps them in check...
Chris Grossack's...
Monoidal Monoidoidoids
So I was on the nlab the other day, and I saw a fantastic joke:
A 2-category is “just” a monoidal...
over a year ago
So I was on the nlab the other day, and I saw a fantastic joke:
A 2-category is “just” a monoidal monoidoidoid! Here’s a screenshot
in case the nlab page for 2-categories changes someday:
There’s a thing called the Category Theorist’s “Just”, which describes
the joy that many...
Math Is Still...
Astronomers Dig Up the Stars That Birthed the Milky Way
There once was a cosmic seed that sprouted the Milky Way galaxy. Astronomers have discovered its...
a year ago
There once was a cosmic seed that sprouted the Milky Way galaxy. Astronomers have discovered its last surviving remnants.
The post Astronomers Dig Up the Stars That Birthed the Milky Way first appeared on Quanta Magazine
Asterisk
Artificial Wombs When?
What to expect when you’re expecting in 2050.
5 months ago
What to expect when you’re expecting in 2050.
Asterisk
Growing Up Overnight
A look at the past few years of LLM progress.
a year ago
A look at the past few years of LLM progress.
Math Is Still...
Brain’s ‘Background Noise’ May Explain Value of Shock Therapy
Electroconvulsive therapy is highly effective in treating major depressive disorder, but no one...
9 months ago
Electroconvulsive therapy is highly effective in treating major depressive disorder, but no one knows why it works. New research suggests it may restore balance between excitation and inhibition in the brain.
The post Brain’s ‘Background Noise’ May Explain Value of...
Out-of-Pocket Blog
Video Games x Healthcare | Out-Of-Pocket
Video games should be our models for engagement
a year ago
Video games should be our models for engagement
Probably...
Should divorce be more difficult?
“The Christian right is coming for divorce next,” according to this recent Vox article, and “Some...
6 months ago
“The Christian right is coming for divorce next,” according to this recent Vox article, and “Some conservatives want to make it a lot harder to dissolve a marriage.” As always when I read an article like this, I want to see data — and the General Social Survey has just the data I...
NeuroLogica Blog
Virtual Reality for Mice
Scientists have developed virtual reality goggles for mice. Why would they do this? For research....
a year ago
Scientists have developed virtual reality goggles for mice. Why would they do this? For research. The fact that it’s also adorable is just a side effect. One type of neuroscience research is to expose mice in a laboratory setting to specific tasks or stimuli while recording their...
NeuroLogica Blog
Reconductoring our Electrical Grid
Over the weekend when I was in Dallas for the eclipse, I ran into a local businessman who works in...
8 months ago
Over the weekend when I was in Dallas for the eclipse, I ran into a local businessman who works in the energy sector, mainly involved in new solar projects. This is not surprising as Texas is second only to California in solar installation. I asked him if he is experiencing a...
Explorations of an...
2023 Part 5: Late Summer To Early Winter In Ontario
August and September
In the middle of August, I traveled to Letchworth State Park in New York for a...
11 months ago
August and September
In the middle of August, I traveled to Letchworth State Park in New York for a weekend with some of my family. It was wonderful to spend time with everyone, as well as to get in some hiking and find some species that I haven't seen before in Ontario (mostly...
Math Is Still...
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...
5 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
nanoscale views
Neutrality and experimental detective work
One of the remarkable aspects of condensed matter physics is the idea of emergent quasiparticles,...
a year ago
One of the remarkable aspects of condensed matter physics is the idea of emergent quasiparticles, where through the interactions of many underlying degrees of freedom, new excitations emerge that are long-lived and often can propagate around in ways very different than their...
Math Is Still...
Cryptographers Solve Decades-Old Privacy Problem
Three researchers have found a long-sought way to pull information from large databases secretly,...
a year ago
Three researchers have found a long-sought way to pull information from large databases secretly, moving us closer to fully private internet searches.
The post Cryptographers Solve Decades-Old Privacy Problem first appeared on Quanta Magazine
The Works in...
Issue 17: No great stagnation in cruise ships
Plus: animals as chemical factories, how progress lost its glamour, and how Madrid built 120 miles...
2 weeks ago
Plus: animals as chemical factories, how progress lost its glamour, and how Madrid built 120 miles of metro in twelve years.
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
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...
Math Is Still...
How Colorful Ribbon Diagrams Became the Face of Proteins
Proteins are often visualized as cascades of curled ribbons and twisted strings, which both reveal...
4 months ago
Proteins are often visualized as cascades of curled ribbons and twisted strings, which both reveal and conceal the mess of atoms that make up these impossibly complex molecules.
The post How Colorful Ribbon Diagrams Became the Face of Proteins first appeared on Quanta...
The Works in...
Issue 16: I dream of genes
Plus: how humans are outdoing nature's shiniest creations; the history of measuring price rises; and...
3 months ago
Plus: how humans are outdoing nature's shiniest creations; the history of measuring price rises; and how America's favourite type of coffee got really, really good.
Asterisk
What I Won’t Eat
A reflection on ethics, animal cognition, and chocolate cake.
a year ago
A reflection on ethics, animal cognition, and chocolate cake.
Math Is Still...
How Scientists Are Tackling the Tricky Task of Solar Cycle Prediction
Scientists have struggled to accurately forecast the strength of the sun’s 11-year cycle — even...
a year ago
Scientists have struggled to accurately forecast the strength of the sun’s 11-year cycle — even after centuries of solar observations.
The post How Scientists Are Tackling the Tricky Task of Solar Cycle Prediction first appeared on Quanta Magazine
nanoscale views
A couple of links + a thought experiment about spin
A couple of interesting things to read:
As someone interested in lost ancient literature and also...
10 months ago
A couple of interesting things to read:
As someone interested in lost ancient literature and also science, I really liked this news article from Nature about progress in reading scrolls excavated from Herculaneum. The area around the Bay of Naples was a quite the spot for posh...
Math Is Still...
The #1 Clue to Quantum Gravity Sits on the Surfaces of Black Holes
A black hole formula worked out in the 1970s remains the most concrete clue physicists have about...
2 months ago
A black hole formula worked out in the 1970s remains the most concrete clue physicists have about the threads of the space-time fabric.
The post The #1 Clue to Quantum Gravity Sits on the Surfaces of Black Holes first appeared on Quanta Magazine
Out-of-Pocket Blog
An update about Out-Of-Pocket | Out-Of-Pocket
lemme sell some of your attention plz
a year ago
lemme sell some of your attention plz
Math Is Still...
The Enduring Mystery of How Water Freezes
Making ice requires more than subzero temperatures. The unpredictable process takes microscopic...
6 months ago
Making ice requires more than subzero temperatures. The unpredictable process takes microscopic scaffolding, random jiggling and often a little bit of bacteria.
The post The Enduring Mystery of How Water Freezes first appeared on Quanta Magazine
NeuroLogica Blog
Building A Robotic Hand
Roboticists are often engaged in a process of reinventing the wheel – duplicating the function of...
a year ago
Roboticists are often engaged in a process of reinventing the wheel – duplicating the function of biological bodies in rubber, metal, and plastic. This is a difficult task because biological organisms are often wondrous machines. The human hand, in particular, is a feat of...
Math Is Still...
The Computer Scientist Who Builds Big Pictures From Small Details
To better understand machine learning algorithms, Lenka Zdeborová treats them like physical...
2 months ago
To better understand machine learning algorithms, Lenka Zdeborová treats them like physical materials.
The post The Computer Scientist Who Builds Big Pictures From Small Details first appeared on Quanta Magazine
Math Is Still...
The New Quest to Control Evolution
Modern scientists aren’t content with predicting how life evolves. They want to shape it. ...
a year ago
Modern scientists aren’t content with predicting how life evolves. They want to shape it.
The post The New Quest to Control Evolution first appeared on Quanta Magazine
NeuroLogica Blog
The Fight over Education
There is an ongoing culture war, and not just in the US, over the content of childhood education,...
a year ago
There is an ongoing culture war, and not just in the US, over the content of childhood education, both public and private. This seems to be flaring up recently, but is never truly gone. Republicans in the US have recently escalated this war by banning over 500 books in several...
Probably...
Superbolts
Probably Overthinking It is available to predorder now. You can get a 30% discount if you order from...
a year ago
Probably Overthinking It is available to predorder now. You can get a 30% discount if you order from the publisher and use the code UCPNEW. You can also order from Amazon or, if you want to support independent bookstores, from Bookshop.org. Recently I read a Scientific American...
ToughSF
NTER: Nuclear Thermal-Electric Rocket
There
is a type of nuclear propulsion that can have most of the acceleration of a nuclear thermal...
over a year ago
There
is a type of nuclear propulsion that can have most of the acceleration of a nuclear thermal rocket but also the high Isp of an electric thruster.
Let’s have a look at nuclear ‘thermal-electric’ engines and
their advantages.
The title image is from 'dV: Rings of...
The Works in...
New York’s long road to congestion pricing
The decades of work that went into getting the policy very, very close to the finish line
4 months ago
The decades of work that went into getting the policy very, very close to the finish line
Out-of-Pocket Blog
Answers: How should physicians get paid? | Out-Of-Pocket
What is a "fair amount" for a physician to get paid?
a year ago
What is a "fair amount" for a physician to get paid?
Asterisk
They May as Well Grow on Trees
The Future of Genetically Engineered Livestock
over a year ago
The Future of Genetically Engineered Livestock
Asterisk
How Not To Predict The Future
Good forecasting thrives on a delicate balance of math, expertise, and…vibes.
9 months ago
Good forecasting thrives on a delicate balance of math, expertise, and…vibes.
Blog - Practical...
How Bridge Engineers Design Against Ship Collisions
[Note that this article is a transcript of the video embedded above.]
On March 26, 2024 (just a few...
7 months ago
[Note that this article is a transcript of the video embedded above.]
On March 26, 2024 (just a few weeks ago, if you're watching this as it comes out), a large container ship struck one of the main support piers of the Francis Scott Key Bridge in Baltimore, Maryland, collapsing...
NeuroLogica Blog
Dwarf Planet Ring Mystery
Scientists love mysteries, because that is where new discoveries lay. It is nice to find evidence...
a year ago
Scientists love mysteries, because that is where new discoveries lay. It is nice to find evidence consistent with existing theories, providing further confirmation, but it’s exciting to find evidence that cannot be explained with existing theories. Astronomers may have found such...
The Works in...
Links in Progress: What are children for?
And how the UN’s birth rate forecasts keep getting it wrong
a month ago
And how the UN’s birth rate forecasts keep getting it wrong
Blog - Practical...
Is the World Really Running Out of Sand?
[Note that this article is a transcript of the video embedded above.]
If you have to know the answer...
2 months ago
[Note that this article is a transcript of the video embedded above.]
If you have to know the answer right away, it’s no; or at least, my goal with this video is to convince you that the world is not running out of sand. But if it were that simple, I wouldn’t be here (right?) and...
Math Is Still...
A New Map of the Universe, Painted With Cosmic Neutrinos
Physicists finally know where at least some of these high-energy particles come from, which helps...
a year ago
Physicists finally know where at least some of these high-energy particles come from, which helps make the neutrinos useful for exploring fundamental physics.
The post A New Map of the Universe, Painted With Cosmic Neutrinos first appeared on Quanta Magazine
Uncharted...
Wind and Solar, a Perfect Match
Also, why solar will beat wind, why they are so complementary, the nuclear renaissance, the poor...
a month ago
Also, why solar will beat wind, why they are so complementary, the nuclear renaissance, the poor state of German energy, and more.
Out-of-Pocket Blog
Big Changes Coming | Out-Of-Pocket
What's temporary vs. permanent?
a year ago
What's temporary vs. permanent?
Probably...
Zipf’s Law
Elements of Data Science is in print now, available from Lulu.com and online booksellers. To...
a month ago
Elements of Data Science is in print now, available from Lulu.com and online booksellers. To celebrate, I’ll post some excerpts here, starting with one of my favorite examples, Zipf’s Law. You can read the complete chapter here, or run the Jupyter notebook on Colab. In almost any...
Math Is Still...
My Fantastic Voyage at Quanta Magazine
Founding editor-in-chief Thomas Lin looks back at a decade of Quanta journalism and forward to...
8 months ago
Founding editor-in-chief Thomas Lin looks back at a decade of Quanta journalism and forward to what’s next for the magazine.
The post My Fantastic Voyage at Quanta Magazine first appeared on Quanta Magazine
Blog - Practical...
Why Are Texas Interchanges Texas So Tall?
[Note that this article is a transcript of the video embedded above.]
This is the Dallas High Five,...
4 months ago
[Note that this article is a transcript of the video embedded above.]
This is the Dallas High Five, one of the tallest highway interchanges in the world. It gets its name from the fact that there are five different levels of roadways crossing each other in this one spot. In some...
NeuroLogica Blog
How Humans Can Adapt to Space
My recent article on settling Mars has generated a lot of discussion, some of it around the basic...
11 months ago
My recent article on settling Mars has generated a lot of discussion, some of it around the basic concept of how difficult it is for humans to live anywhere but a thin envelope of air hugging the surface of the Earth. This is undoubtedly true, as I have discussed before – we...
Explorations of an...
Chasing Endemics in Córdoba
Córdoba is the second most populated city in Argentina, located in the Punilla Valley around 600 km...
a year ago
Córdoba is the second most populated city in Argentina, located in the Punilla Valley around 600 km northwest of Buenos Aires. Laura and I spent one night in the city before our morning's birding. Our destination: the beautiful Sierras de Córdoba to the west of the city and...
Out-of-Pocket Blog
Special Edition - WoW | Out-Of-Pocket
World Of Warcraft vs. COVID-19
a year ago
World Of Warcraft vs. COVID-19
Tikalon Blog by Dev...
Wiedemann-Franz Law
Science is most useful when it makes predictions. Predictions are based on theory, and one problem...
6 months ago
Science is most useful when it makes predictions. Predictions are based on theory, and one problem with most theories in materials science is that they are based on data that might not exist for all of the intended class of materials. Simple rules were developed to remedy this...
Explorations of an...
Day Three at Río Bigal: A Rainout, Another Snake, And More Mothing Adventures
Part of the reason why I gave myself five nights to spend at Río Bigal was to mitigate in case I had...
a year ago
Part of the reason why I gave myself five nights to spend at Río Bigal was to mitigate in case I had a couple of days washed out by heavy rain. The eastern Andes of Ecuador receive a high amount of precipitation. Moisture-laden air from the Amazon basin drifts westwards to the...
The Works in...
How America Made Machines Make Machines
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
Uncharted...
The Moral Case for More People on Earth
Today we’re going to cover four points that have emerged from the last few articles on growing our...
3 weeks ago
Today we’re going to cover four points that have emerged from the last few articles on growing our population, but which I haven’t covered yet:
Math Is Still...
It Might Be Possible to Detect Gravitons After All
A new experimental proposal suggests detecting a particle of gravity is far easier than anyone...
a month ago
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
Explorations of an...
Desert Birding, And The Spectacular Quebrada De Las Conchas
January 18, 2023
Ah, a sleep-in. The late night owling escapades (can it really be called owling if...
a year ago
January 18, 2023
Ah, a sleep-in. The late night owling escapades (can it really be called owling if we didn't find any owls?) had made our decision for a leisurely start quite easy to make. It also helped that we had just a few bird targets this day.
We began in the cactus-laden...
Asterisk
Rat Traps
Does the rationalist blogosphere need to update?
a month ago
Does the rationalist blogosphere need to update?
NeuroLogica Blog
Serial Dependence Bias
As I have discussed numerous times on this blog, our brains did not evolve to be optimal precise...
a year ago
As I have discussed numerous times on this blog, our brains did not evolve to be optimal precise perceivers and processors of information. Here is an infographic showing 188 documents cognitive biases. These biases are not all bad – they are tradeoffs. Evolutionary forces care...
nanoscale views
Cavities and tuning physics
I've written before about cavity quantum electrodynamics. An electromagnetic cavity - a resonator...
a year ago
I've written before about cavity quantum electrodynamics. An electromagnetic cavity - a resonator of some kind, like your microwave oven chamber is for microwaves, or like an optical cavity made using nearly perfect mirrors - picks out what electromagnetic modes are allowed...
symmetry magazine
Vera C. Rubin Observatory brings the universe to everyone
The Rubin Observatory is making education and outreach a top priority.
a year ago
The Rubin Observatory is making education and outreach a top priority.
Quantum Frontiers
How I didn’t become a philosopher (but wound up presenting a named philosophy lecture anyway)
Many people ask why I became a theoretical physicist. The answer runs through philosophy—which I...
8 months ago
Many people ask why I became a theoretical physicist. The answer runs through philosophy—which I thought, for years, I’d left behind in college. My formal relationship with philosophy originated with Mr. Bohrer. My high school classified him as a religion … Continue reading →
Wanderingspace
Enter Prometheus
“Here's a view of Saturn's moon Prometheus, made from images captured with the narrow-angle camera...
2 weeks ago
“Here's a view of Saturn's moon Prometheus, made from images captured with the narrow-angle camera on Cassini on December 6, 2015. Cassini was about 37,400 km from Prometheus when the images were acquired. Part of the F ring is visible in the background at the top.” — Jason Major
Out-of-Pocket Blog
Structuring the Unstructured and ScienceIO | Out-Of-Pocket
how to train your model, the animated movie
a year ago
how to train your model, the animated movie
NeuroLogica Blog
Eclipse 2024
I am currently in Dallas Texas waiting to see, hopefully, the 2024 total solar eclipse. This would...
8 months ago
I am currently in Dallas Texas waiting to see, hopefully, the 2024 total solar eclipse. This would be my first total eclipse, and everything I have heard indicates that it is an incredible experience. Unfortunately, the weather calls for some clouds, although forecasts have been...
Explorations of an...
Parque Nacional Calilegua
Parque Nacional Calilegua protects around 76,000 hectares of east-slope yungas forest, making it the...
a year ago
Parque Nacional Calilegua protects around 76,000 hectares of east-slope yungas forest, making it the largest national park in northwestern Argentina. It would, therefore, feature prominently on our trip. Laura and I arrived in the general area during the afternoon of January 25,...
Out-of-Pocket Blog
The New Wave of Concierge Medicine | Out-Of-Pocket
This episode of Out-Of-Pocket is brought to you by…
5 months ago
This episode of Out-Of-Pocket is brought to you by…
Math Is Still...
Pleasure or Pain? He Maps the Neural Circuits That Decide.
The work of the neuroscientist Ishmail Abdus-Saboor has opened up a world of insights into precisely...
8 months ago
The work of the neuroscientist Ishmail Abdus-Saboor has opened up a world of insights into precisely how much pleasure and pain animals experience during different forms of touch.
The post Pleasure or Pain? He Maps the Neural Circuits That Decide. first appeared on...
Eukaryote Writes...
A love letter to civilian OSINT
What is civilian OSINT, and could it be used altruistically?
over a year ago
What is civilian OSINT, and could it be used altruistically?
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...
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...
nanoscale views
What is turbulence? (And why are helicopters never quiet?)
Fluid mechanics is very often left out of the undergraduate physics curriculum. This is a shame, as...
6 months ago
Fluid mechanics is very often left out of the undergraduate physics curriculum. This is a shame, as it's very interesting and directly relevant to many broad topics (atmospheric science, climate, plasma physics, parts of astrophysics). Fluid mechanics is a great example of how...
NeuroLogica Blog
Titan Disaster and Risk vs Benefit
There has been a lot of discussion regarding the recent disaster of the Titan submersible. Was the...
a year ago
There has been a lot of discussion regarding the recent disaster of the Titan submersible. Was the risk justified? Who should be responsible for the safety issues? Who should be on the hook for the millions of dollars the rescue effort took? And why did this tragedy garner more...
Asterisk
Lies, Damned Lies, and Manometer Readings
America’s HVAC labor force is plagued by dishonesty and frequently incapable of meeting industry...
10 months ago
America’s HVAC labor force is plagued by dishonesty and frequently incapable of meeting industry standards. Interventions in indoor air quality are the next frontier in pandemic prevention — but are they up to the task?
Math Is Still...
Number of Distances Separating Points Has a New Bound
Mathematicians have struggled to prove Falconer’s Conjecture, a simple, but far-reaching, hypothesis...
8 months ago
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
Math Is Still...
Biophysicists Uncover Powerful Symmetries in Living Tissue
After identifying interlocking symmetries in mammalian cells, scientists can describe some tissues...
a year ago
After identifying interlocking symmetries in mammalian cells, scientists can describe some tissues as liquid crystals — an observation that lays the groundwork for a fluid-dynamic theory of how tissues move.
The post Biophysicists Uncover Powerful Symmetries in Living...
Math Is Still...
The Simple Geometry That Predicts Molecular Mosaics
By treating molecules as geometric tessellations, scientists devised a new way to forecast how 2D...
a year ago
By treating molecules as geometric tessellations, scientists devised a new way to forecast how 2D materials might self-assemble.
The post The Simple Geometry That Predicts Molecular Mosaics first appeared on Quanta Magazine
Math Is Still...
Why Mathematical Proof Is a Social Compact
Number theorist Andrew Granville on what mathematics really is — and why objectivity is never quite...
a year ago
Number theorist Andrew Granville on what mathematics really is — and why objectivity is never quite within reach.
The post Why Mathematical Proof Is a Social Compact first appeared on Quanta Magazine
nanoscale views
The wormhole kerfuffle, ER=EPR, and all that
I was busy trying to finish off a grant proposal and paper revisions this week and didn't have the...
over a year ago
I was busy trying to finish off a grant proposal and paper revisions this week and didn't have the time to react in realtime to the PR onslaught surrounding the recent Nature paper by a team from Harvard, MIT, Fermilab, and Google. There are many places to get caught up on this,...
NeuroLogica Blog
Neuralink Implants Chip in Human
Elon Musk has announced that his company, Neuralink, has implanted their first wireless computer...
10 months ago
Elon Musk has announced that his company, Neuralink, has implanted their first wireless computer chip into a human. The chip, which they plan on calling Telepathy (not sure how I feel about that) connects with 64 thin hair-like electrodes, is battery powered and can be recharged...
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
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.
Explorations of an...
The Terror Bird's Relative
January 21, 2023
Laura and I left Salta before dawn so that we could be at our first birding...
a year ago
January 21, 2023
Laura and I left Salta before dawn so that we could be at our first birding location nice and early. The forecasted weather would be few degrees warmer than normal summer temperatures, and we wanted to make the most of our morning.
Our goal for the day was to...
Probably...
PMFs and PDFs
It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
5 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. If you get this post by email, the formatting is not good — you might want to read it on the site. pmf_and_pdf PMFs and PDFs¶ Here’s...
The Works in...
Issue 13: Deep heat
Plus: the cocktail revolution, how war improved European states, and the mathematical basis of the...
a year ago
Plus: the cocktail revolution, how war improved European states, and the mathematical basis of the Industrial Revolution
Confessions of a...
Let’s argue against the Shark Cull with science
There’s been a lot in the news recently about the implementation of the Shark Cull (or, as the...
over a year ago
There’s been a lot in the news recently about the implementation of the Shark Cull (or, as the Government put it, the “shark protection measures”) here in Western Australia. Just as I am not a climate scientist, I am not a shark biologist, and cannot claim to be a shark expert....
Math Is Still...
Why Insect Memories May Not Survive Metamorphosis
The reshuffling of neurons during fruit fly metamorphosis suggests that larval memories don’t...
a year ago
The reshuffling of neurons during fruit fly metamorphosis suggests that larval memories don’t persist in adults.
The post Why Insect Memories May Not Survive Metamorphosis first appeared on Quanta Magazine
NeuroLogica Blog
Hunger Circuitry
One of the organizing principles that govern living organisms is homeostasis. This is a key feature...
a year ago
One of the organizing principles that govern living organisms is homeostasis. This is a key feature of being alive – maintaining homeostatic equilibrium both internally and externally. Homeostatic systems usually involve multiple feedback loops that maintain some physiological...
Drew Ex Machina
Rockets Falling from Orbit: The Saturn V That Launched NASA’s Skylab
In recent years, the uncontrolled reentries of the spent 22-metric ton core stages of China’s new...
over a year ago
In recent years, the uncontrolled reentries of the spent 22-metric ton core stages of China’s new Long March 5B heavy lift launch vehicle, used to orbit […]
nanoscale views
Recent RT superconductivity claim - summary page
In the interests of saving people from lots of googling or scrolling through 170+ comments, here is...
a year ago
In the interests of saving people from lots of googling or scrolling through 170+ comments, here is a bulleted summary of links relevant to the recent claim of room temperature superconductivity in a nitrogen-doped lutetium hydride compound under pressure.
Dias's contributed...
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...
5 months 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.
The Roots of...
Quote quiz answer
Here’s the answer to the recent quote quiz:
The author was Ted Kaczynski, aka the Unabomber. The...
a year ago
Here’s the answer to the recent quote quiz:
The author was Ted Kaczynski, aka the Unabomber. The quote was taken from his manifesto, “Industrial Society and Its Future.” Here’s a slightly longer, and unaltered, quote:
First let us postulate that the computer scientists succeed in...
IEEE Spectrum
Lewis H. Latimer: A Life of Lightbulb Moments
James Weldon Johnson’s hymn “Lift Every Voice and Sing,” adopted by African Americans as the...
a year ago
James Weldon Johnson’s hymn “Lift Every Voice and Sing,” adopted by African Americans as the unofficial “Negro National Anthem,” includes the line, “We have come over a way that with tears has been watered,” which sums up how Black Americans have found ways to thrive under...
nanoscale views
What are "quantum oscillations"?
For the first time in a couple of decades, I was visiting the Aspen Center for Physics, which is...
a year ago
For the first time in a couple of decades, I was visiting the Aspen Center for Physics, which is always a fun, intellectually stimulating experience. (Side note: I sure hope that the rapidly escalating costs of everything in the Aspen area don't make this venue untenable in the...
Damn Interesting
This is Dang Interesting
Happy New Year! This has nothing to do with the new year.
We at this website know, reluctantly, that...
a year ago
Happy New Year! This has nothing to do with the new year.
We at this website know, reluctantly, that “d*mn” is not always a welcome word. Additionally, we are aware that we have a few articles sporting even saltier vocabularies (settle down, Colonel Sanders!). Countless school...
NeuroLogica Blog
AI Companions – Good or Bad?
Often times the answer to a binary question is “yes”. Is artificial intelligence (AI) a powerful and...
5 months ago
Often times the answer to a binary question is “yes”. Is artificial intelligence (AI) a powerful and quickly advancing tool or is it overhyped? Yes. Are opiates useful medicines or dangerous drugs? Yes. Is Elon Musk a technological visionary or an eccentric opportunist? This is...
Probably...
We Have a Book!
My copy of Probably Overthinking It has arrived! If you want a copy for yourself, you can get a 30%...
a year ago
My copy of Probably Overthinking It has arrived! If you want a copy for yourself, you can get a 30% discount if you order from the publisher and use the code UCPNEW. You can also order from Amazon or, if you want to support independent bookstores, from Bookshop.org. The official...
Eukaryote Writes...
[UPDATE to most recent post]
I edited the post “A point of clarification on infohazard terminology” in response to a good point...
over a year ago
I edited the post “A point of clarification on infohazard terminology” in response to a good point of feedback, and changed a terminology proposal. I’m writing a separate update in case the old unedited version is still lodged in your RSS feed. Read the new one instead! It’s the...
NeuroLogica Blog
Eating Methane
Methane is the forgotten greenhouse gas (sort of). Often, when discussing how best to reduce...
a year ago
Methane is the forgotten greenhouse gas (sort of). Often, when discussing how best to reduce anthropogenic climate change, we talk about decarbonizing our electrical and transport sectors, and carbon removal. But methane is also a greenhouse gas, contributing to global warming,...
Out-of-Pocket Blog
Licensing and Credentialing Nonsense with Assured | Out-Of-Pocket
a month ago
Math Is Still...
‘Metaphysical Experiments’ Probe Our Hidden Assumptions About Reality
Experiments that test physics and philosophy "as a single whole" may be our only route to surefire...
4 months ago
Experiments that test physics and philosophy "as a single whole" may be our only route to surefire knowledge about the universe.
The post ‘Metaphysical Experiments’ Probe Our Hidden Assumptions About Reality first appeared on Quanta Magazine
NeuroLogica Blog
Update on Quantum Computers
There has been a lot of quantum computer news since I last wrote about the topic. But this is still...
a year ago
There has been a lot of quantum computer news since I last wrote about the topic. But this is still a technology that is slowly advancing in the background, while actual applications have been limited. There is a threshold effect at play – at some point, quantum computers will be...
Math Is Still...
Scientists Find a Fast Way to Describe Quantum Systems
After years of false starts, a team of computer scientists has found a way to efficiently deduce the...
7 months ago
After years of false starts, a team of computer scientists has found a way to efficiently deduce the Hamiltonian of a physical system at any constant temperature.
The post Scientists Find a Fast Way to Describe Quantum Systems first appeared on Quanta Magazine
Damn Interesting
From Where the Sun Now Stands
An American Indian man on horseback stood outlined against a steely sky past midday on 05 October...
a year ago
An American Indian man on horseback stood outlined against a steely sky past midday on 05 October 1877. Winter was already settling into the prairies of what would soon become the state of Montana.
Five white men stood in the swaying grass on the other side of the field,...
Math Is Still...
Math That Connects Where We’re Going to Where We’ve Been
Recursion builds bridges between ideas from across different math classes and illustrates the power...
9 months ago
Recursion builds bridges between ideas from across different math classes and illustrates the power of creative mathematical thinking.
The post Math That Connects Where We’re Going to Where We’ve Been first appeared on Quanta Magazine
NeuroLogica Blog
Non-Invasive Deep Brain Stimulation
We are rapidly entering the era of neuromodulation – using electrical and magnetic fields in order...
6 months ago
We are rapidly entering the era of neuromodulation – using electrical and magnetic fields in order to increase or decrease the activity of specific regions and circuits in the brain. Such treatments are already shown to be effective in treating some Parkinson’s symptoms,...
Confessions of a...
Shark Bay: a pristine template for marine ecosystems worldwide
Here in Western Australia, we are lucky to be in the global centre of seagrass diversity. As such,...
over a year ago
Here in Western Australia, we are lucky to be in the global centre of seagrass diversity. As such, we have a coastline dominated by many different species of seagrasses – from large, temperate seagrasses like Posidonia australis to small, tropical species like Halodule...
NeuroLogica Blog
Understanding Jumbo Phage Viruses
Bacteriophages, viruses that infect bacteria, are the most abundant form of life on Earth. And yet...
7 months ago
Bacteriophages, viruses that infect bacteria, are the most abundant form of life on Earth. And yet we know comparatively little about them. But in recent years phage research has taken off with renewed interest. This is partly driven by the availability of CRISPR-based tools for...
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...
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...
Math Is Still...
A Close-Up View Reveals the ‘Melting’ Point of an Infinite Graph
Just as ice melts to water, graphs undergo phase transitions. Two mathematicians showed that they...
a year ago
Just as ice melts to water, graphs undergo phase transitions. Two mathematicians showed that they can pinpoint such transitions by examining only local structure.
The post A Close-Up View Reveals the ‘Melting’ Point of an Infinite Graph first appeared on Quanta...
Asterisk
Through the Looking Glass, and What Zheludev et al. (2024) Found There
Every time microbiologists develop a new way of looking, they find that there’s more to see than...
5 months ago
Every time microbiologists develop a new way of looking, they find that there’s more to see than they expected.
Drew Ex Machina
Memories of Project RAMOS (Russian American Observation Satellites) 1991 – 2004
During the course of my professional career, one of the more important projects I had the pleasure...
a year ago
During the course of my professional career, one of the more important projects I had the pleasure to work on was the joint US/Russian Federation (RF) […]
Out-of-Pocket Blog
Should more people be using urgent care? | Out-Of-Pocket
is the rise of urgent care a good or bad thing?
a year ago
is the rise of urgent care a good or bad thing?
Math Is Still...
The Mathematician Who Finds the Poetry in Math and the Math in Poetry
The links between math, music and art have been explored for thousands of years. Sarah Hart is now...
11 months ago
The links between math, music and art have been explored for thousands of years. Sarah Hart is now turning a mathematical eye to literature.
The post The Mathematician Who Finds the Poetry in Math and the Math in Poetry first appeared on Quanta Magazine
NeuroLogica Blog
Fake Fossils
In 1931 a fossil lizard was recovered from the Italian Alps, believed to be a 280 million year old...
10 months ago
In 1931 a fossil lizard was recovered from the Italian Alps, believed to be a 280 million year old specimen. The fossil was also rare in that it appeared to have some preserved soft tissue. It was given the species designation Tridentinosaurus antiquus and was thought to be part...
Probably...
The Political Gender Gap is Not Growing
In a previous article, I used data from the General Social Survey (GSS) to see if there is a growing...
10 months ago
In a previous article, I used data from the General Social Survey (GSS) to see if there is a growing gender gap among young people in political alignment, party affiliation, or political attitudes. So far, the answer is no. Ryan Burge has done a similar analysis with data from...
Math Is Still...
A New Experiment Casts Doubt on the Leading Theory of the Nucleus
By measuring inflated helium nuclei, physicists have challenged our best understanding of the force...
a year ago
By measuring inflated helium nuclei, physicists have challenged our best understanding of the force that binds protons and neutrons.
The post A New Experiment Casts Doubt on the Leading Theory of the Nucleus first appeared on Quanta Magazine
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part I
This is the first entry in an exchange between me and Scott Hastings, who requested the exchange....
a year ago
This is the first entry in an exchange between me and Scott Hastings, who requested the exchange. This is his opening arguments. My response will be tomorrow’s post. Part I: Hi Steven, first of all, I am tremendously grateful to you for taking time to engage with me on this...
symmetry magazine
Do hidden influences give neutrinos their tiny mass?
The quest to understand the small mass of neutrinos is also a quest to discover new particles.
...
a year ago
The quest to understand the small mass of neutrinos is also a quest to discover new particles.
Neutrinos are the byproducts of astronomical events that give us life.
They shoot out from the nuclear fusion reaction within the sun and radiate from supernovas....
brr
South Pole Arrival
Flying to the bottom of the world!
over a year ago
Flying to the bottom of the world!
Asterisk
Why Isn’t the Whole World Rich?
The question of why some countries join the developed world while others remain in poverty has vexed...
over a year ago
The question of why some countries join the developed world while others remain in poverty has vexed economists for decades. What makes it so hard to answer?
Blog - Practical...
HEAVY CONSTRUCTION of a Sewage Pump Station - Ep 1
Check out our new series! This is the first episode of a five-part pilot series to gauge your...
a year ago
Check out our new series! This is the first episode of a five-part pilot series to gauge your interest in "How It's Made"-esque heavy construction videos. Drop a comment or send me an email to let me know what you think! Watch on YouTube above or ad-free on Nebula here.
Out-of-Pocket Blog
Machine Vision, Robots, and Endoscopes with Matt Schwartz | Out-Of-Pocket
When GI met AI
a year ago
Math Is Still...
Why the Human Brain Perceives Small Numbers Better
Neuroscientists recently discovered that small numbers have a different neural signature than larger...
a year ago
Neuroscientists recently discovered that small numbers have a different neural signature than larger ones, offering a new look into the brain’s number system and its connections to memory and mathematics.
The post Why the Human Brain Perceives Small Numbers Better...
Probably...
Happy Launch Day!
Today is the official publication date of Probably Overthinking It! You can get a 30% discount if...
a year ago
Today is the official publication date of Probably Overthinking It! You can get a 30% discount if you order from the publisher and use the code UCPNEW. You can also order from Amazon or, if you want to support independent bookstores, from Bookshop.org. I celebrated launch day by...
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...
11 months 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...
Inverted Passion
How to be a messy thinker
I love thinking about thinking. Give me a research paper on rationality, cognitive biases or mental...
7 months ago
I love thinking about thinking. Give me a research paper on rationality, cognitive biases or mental models, and I’ll gobble it up. Given the amount of knowledge I’ve ingested on these topics, I had always assumed that I’m a clear thinker. Recently, though, it hit me like a...
Interaction Magic -...
The UX of LEGO Interface Panels
LEGO interface panels are beautiful, iconic, and great for learning interface design basics. I...
over a year ago
LEGO interface panels are beautiful, iconic, and great for learning interface design basics. I bought 52 of them from BrickLink to explore the design, layout and organisation of complex interfaces.
nanoscale views
News items for the new year
After I was not chosen to be Speaker of the US House of Representatives, I think it’s time to...
a year ago
After I was not chosen to be Speaker of the US House of Representatives, I think it’s time to highlight some brief items:
Here is a great blog post by a Rice grad alum, Daniel Gonzales, about flow to approach faculty searches. I had written a fair bit on this a number of years...
Math Is Still...
What Is Entropy? A Measure of Just How Little We Really Know.
Exactly 200 years ago, a French engineer introduced an idea that would quantify the universe’s...
a week ago
Exactly 200 years ago, a French engineer introduced an idea that would quantify the universe’s inexorable slide into decay. But entropy, as it’s currently understood, is less a fact about the world than a reflection of our growing ignorance. Embracing that truth is leading to a...
NeuroLogica Blog
New Type of Black Hole Discovered
ESA’s Gaia orbital telescope has recently discovered two new black holes. This, in itself, is not...
a year ago
ESA’s Gaia orbital telescope has recently discovered two new black holes. This, in itself, is not surprising, as that is Gaia’s mission – to precisely map the three-dimensional position of two billion objects in our galaxy, using three separate instruments. The process is called...
Marine Madness
Penguin Problems: Are human-induced food shortages driving population declines?
We all love penguins. Clumsy and awkward on land, stealthy and precise underwater- these charismatic...
over a year ago
We all love penguins. Clumsy and awkward on land, stealthy and precise underwater- these charismatic creatures have captured our hearts ever since the release of March of the Penguins. Unfortunately, penguin populations across the globe (especially in South Africa and Antarctica)...
nanoscale views
Very brief end of the year round-up
It's hard to believe that it's already the end of 2023. It's been a busy year for condensed matter;...
11 months ago
It's hard to believe that it's already the end of 2023. It's been a busy year for condensed matter; it's unfortunate that two of the biggest stories (problems with high pressure superconductivity papers; the brief excitement about LK99, the not-actually-a-superconductor) were...
Math Is Still...
Swirling Forces, Crushing Pressures Measured in the Proton
Long-anticipated experiments that use light to mimic gravity are revealing the distribution of...
9 months ago
Long-anticipated experiments that use light to mimic gravity are revealing the distribution of energies, forces and pressures inside a subatomic particle for the first time.
The post Swirling Forces, Crushing Pressures Measured in the Proton first appeared on Quanta...
Math Is Still...
The Quest for Simple Rules to Build a Microbial Community
Microbiologists are searching for a universal theory of how bacteria form communities based not on...
11 months ago
Microbiologists are searching for a universal theory of how bacteria form communities based not on their species but on the roles they play.
The post The Quest for Simple Rules to Build a Microbial Community first appeared on Quanta Magazine
Light from Space
Sharpless 119
Sharpless 119 (Sh2-119), sometimes referred to as “The Clamshell Nebula” is an emission nebula in...
over a year ago
Sharpless 119 (Sh2-119), sometimes referred to as “The Clamshell Nebula” is an emission nebula in Cygnus. It's rarely photographed as there's other, brighter nebulæ nearby, such as the North America Nebula.
Click or tap to enlarge/double-tap to zoom
Total exposure time: 23h
The Roots of...
Developing a technology with safety in mind
If a technology may introduce catastrophic risks, how do you develop it?
It occurred to me that the...
a year ago
If a technology may introduce catastrophic risks, how do you develop it?
It occurred to me that the Wright Brothers’ approach to inventing the airplane might make a good case study.
The catastrophic risk for them, of course, was dying in a crash. This is exactly what happened...
NeuroLogica Blog
Should Japan Release Radioactive Water Into The Pacific?
Japan is planning on releasing treated radioactive water from the Fukushima nuclear accident into...
a year ago
Japan is planning on releasing treated radioactive water from the Fukushima nuclear accident into the ocean. They claim this will be completely safe, but there are protests going on in both Japan and South Korea, and China has just placed a ban on seafood from Japan. In a perfect...
The Works in...
Issue 12: Houston, we have a solution
Plus: How Mexico built its state, the causes of the Baby Boom, and the 141-year quest for a malaria...
a year ago
Plus: How Mexico built its state, the causes of the Baby Boom, and the 141-year quest for a malaria vaccine.
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....
11 months 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 →
Math Is Still...
When Data Is Missing, Scientists Guess. Then Guess Again.
Across the social and biological sciences, statisticians use a technique that leverages randomness...
2 months ago
Across the social and biological sciences, statisticians use a technique that leverages randomness to deal with the unknown.
The post When Data Is Missing, Scientists Guess. Then Guess Again. first appeared on Quanta Magazine
Math Is Still...
First-Year Graduate Student Finds Paradoxical Set
No two pairs have the same sum; add three numbers together, and you can get any whole number. ...
a year ago
No two pairs have the same sum; add three numbers together, and you can get any whole number.
The post First-Year Graduate Student Finds Paradoxical Set first appeared on Quanta Magazine
Asterisk
How Long Til We’re All on Ozempic?
Over 100 million Americans, and possibly many more, could benefit from GLP-1 drugs. When can they...
5 months ago
Over 100 million Americans, and possibly many more, could benefit from GLP-1 drugs. When can they expect to get them?
NeuroLogica Blog
UFOs and SGU on John Oliver
The most recent episode of John Oliver, Last Week Tonight, featured a discussion of the UFO...
8 months ago
The most recent episode of John Oliver, Last Week Tonight, featured a discussion of the UFO phenomenon. I’m always interested, and often disappointed, in how the mainstream media portrays skeptical topics. One interesting addition here is that Oliver actually referenced an SGU...
Out-of-Pocket Blog
The College Health Opportunity | Out-Of-Pocket
We can make college healthcare better! And honestly we have to
a year ago
We can make college healthcare better! And honestly we have to
Math Is Still...
Hobbyist Finds Math’s Elusive ‘Einstein’ Tile
The surprisingly simple tile is the first single, connected tile that can fill the entire plane in a...
a year ago
The surprisingly simple tile is the first single, connected tile that can fill the entire plane in a pattern that never repeats — and can’t be made to fill it in a repeating way.
The post Hobbyist Finds Math’s Elusive ‘Einstein’ Tile first appeared on Quanta Magazine
The Works in...
What did Henry George think about cities?
Solving the terrible urban conditions of the 1800s by abolishing cities
7 months ago
Solving the terrible urban conditions of the 1800s by abolishing cities
Inverted Passion
Notes from the book “Hooked”
I re-read the book Hooked by Nir Eyal and these are my notes. 1/ The key question that the book...
12 months ago
I re-read the book Hooked by Nir Eyal and these are my notes. 1/ The key question that the book answers is: how to make habit-forming products. And its answer is a model that involves four stages: a) trigger; b) action; c) variable reward; d) investment 2/ Why should products be...
Asterisk
It’s 2024 and Drought is Optional
In the early 20th century, the United States diverted and dammed nearly every major river that runs...
7 months ago
In the early 20th century, the United States diverted and dammed nearly every major river that runs through the West, ushering in an era of unparalleled dominion over water. Today, California once again struggles with water scarcity — but solar energy could change all that.
Casey Handmer's blog
Part 6 Guns Under The Table
Part of the Mars Trilogy Technical Commentary Series. Contains spoilers for this chapter and earlier...
a week ago
Part of the Mars Trilogy Technical Commentary Series. Contains spoilers for this chapter and earlier chapters. Google Mars .kml. Literary commentary podcast. It’s hard to believe it’s been a year since the last update of this – in that time I read my children all of Green Mars...
The Roots of...
Event, Feb 29: “Towards a New Philosophy of Progress” in Boston and on Zoom
On Thursday, February 29, I’ll be giving my talk “Towards a New Philosophy of Progress” to the New...
10 months ago
On Thursday, February 29, I’ll be giving my talk “Towards a New Philosophy of Progress” to the New England Legal Foundation, for their Economic Liberty Speaker Series. The talk will be held over breakfast at NELF’s offices in Boston, and will also be livestreamed over Zoom. See...
brr
The Beer Can
Connecting old and new.
a year ago
NeuroLogica Blog
The Hardware Demands of AI
I am of the generation that essentially lived through the introduction and evolution of the personal...
a year ago
I am of the generation that essentially lived through the introduction and evolution of the personal computer. I have decades of experience as an active user and enthusiast, so I have been able to notice some patterns. One pattern is the relationship between the power of...
NeuroLogica Blog
It’s Not Possible – Until Suddenly It Is
There are a couple of recent stories that remind me that perhaps the most powerful thing in the...
a year ago
There are a couple of recent stories that remind me that perhaps the most powerful thing in the world is political will. Often politicians and motivational speakers will say something along the lines of, “We can do anything, if we put our minds to it.” While this sounds like...
Math Is Still...
An Explorer of Abyssal Depths Looks to Oceans on Other Worlds
The marine geochemist Chris German brings decades of experience studying seafloor hydrothermal vents...
a year ago
The marine geochemist Chris German brings decades of experience studying seafloor hydrothermal vents to NASA’s preparations for visits to other ocean worlds in our solar system.
The post An Explorer of Abyssal Depths Looks to Oceans on Other Worlds first appeared on...
Andrew Fraknoi –...
Eclipse of the Sun Coming in One Week
Saturday Oct. 14 North America will be treated to an eclipse of the Sun.
The post Eclipse of the Sun...
a year ago
Saturday Oct. 14 North America will be treated to an eclipse of the Sun.
The post Eclipse of the Sun Coming in One Week appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Math Is Still...
She Tracks the DNA of Elusive Species That Hide in Harsh Places
On Mount Everest and in the Peruvian Andes, Tracie Seimon uses DNA to study how species and...
a year ago
On Mount Everest and in the Peruvian Andes, Tracie Seimon uses DNA to study how species and ecosystems respond to climate change, pathogens and other influences.
The post She Tracks the DNA of Elusive Species That Hide in Harsh Places first appeared on Quanta Magazine
Sean Carroll
Thanksgiving
This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the...
over a year ago
This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory, the error bar, gauge symmetry, Landauer’s Principle, the...
The Works in...
Invisible College applications close on Friday
Applications to our new residential seminar close this coming Friday, 31st May
6 months ago
Applications to our new residential seminar close this coming Friday, 31st May
NeuroLogica Blog
Factory Farming is Better Than Organic Farming
Some narratives are simply ubiquitous in our culture (every culture has its universal narratives)....
5 days 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...
Out-of-Pocket Blog
New Health Plans Need New Operating Systems with Flume Health | Out-Of-Pocket
this claim is automatic, programmatic, hypnotic, funky fresh
a year ago
this claim is automatic, programmatic, hypnotic, funky fresh
Math Is Still...
Cryptography Tricks Make a Hard Problem a Little Easier
Researchers have shown how to find the simplest description of a data set faster than by simply ...
8 months ago
Researchers have shown how to find the simplest description of a data set faster than by simply checking every possibility.
The post Cryptography Tricks Make a Hard Problem a Little Easier first appeared on Quanta Magazine
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...
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.
nanoscale views
What is a spin glass?
As mentioned previously, structural glasses are materials in which there is no periodic lattice (no...
a year ago
As mentioned previously, structural glasses are materials in which there is no periodic lattice (no long-range spatial order) and the building blocks get "stuck" in some configuration, kinetically unable to get to the true energetic minimum state which would almost certainly be a...
Math Is Still...
New Proof Finds the ‘Ultimate Instability’ in a Solar System Model
For the first time, mathematicians have proved that planetary orbits in a solar system will always...
a year ago
For the first time, mathematicians have proved that planetary orbits in a solar system will always be unstable.
The post New Proof Finds the ‘Ultimate Instability’ in a Solar System Model first appeared on Quanta Magazine
NeuroLogica Blog
Nobel Prize for Attosecond Physics
One attosecond (as) is 1×10−18 seconds. An attosecond is to one second what one second is to the age...
a year ago
One attosecond (as) is 1×10−18 seconds. An attosecond is to one second what one second is to the age of the universe. It is an extremely tiny slice of time. This year’s Nobel Prize in physics goes to three scientists, Pierre Agostini, Ferenc Krausz, and Anne L’Huillier, whose...
Probably...
Young Americans are Marrying Later or Never
I’ve written before about changes in marriage patterns in the U.S., and it’s one of the examples in...
a week ago
I’ve written before about changes in marriage patterns in the U.S., and it’s one of the examples in Chapter 13 of the new third edition of Think Stats. My analysis uses data from the National Survey of Family Growth (NSFG). Today they released the most recent data, from surveys...
NeuroLogica Blog
New Theory Unites Gravity and Quantum Mechanics
One of the greatest mysteries of modern science is how to unite the two overarching theories of...
a year ago
One of the greatest mysteries of modern science is how to unite the two overarching theories of physics – quantum mechanics and general relativity. If physicists could somehow unite these two theories, which currently do not play well together, then we might get to a deeper “one...
Blog - Practical...
What Is A Black Start Of The Power Grid?
[Note that this article is a transcript of the video embedded above.]
November 1965 saw one of the...
over a year ago
[Note that this article is a transcript of the video embedded above.]
November 1965 saw one of the most widespread power outages in North American history. On the freezing cold evening of the 9th, the grid was operating at maximum capacity as people tried to stay warm when a...
Tikalon Blog by Dev...
Spiderweb Microphone
Microphones convert sound into an electrical signal for subsequent amplification, as in auditorium...
3 months ago
Microphones convert sound into an electrical signal for subsequent amplification, as in auditorium public address systems; or transmission, as in landline and mobile phones. The most common types of microphones are carbon, used in early telephones, condenser, electret, dynamic,...
Wanderingspace
Morning and Night on Mars
Yeah. Um… Wow. Nice Job NASA. I’ll just copy/paste how The Planetary Society explained it:
“NASA's...
over a year ago
Yeah. Um… Wow. Nice Job NASA. I’ll just copy/paste how The Planetary Society explained it:
“NASA's Curiosity team made this artistic interpretation of the rover's view from high up Mt. Sharp by combining pictures taken at different times of day and adding colors to bring out the...
Probably...
Think Python third edition!
I am happy to announce the third edition of Think Python, which will be published by O’Reilly Media...
10 months ago
I am happy to announce the third edition of Think Python, which will be published by O’Reilly Media later this year. You can read the online version of the book here. I’ve posted the Preface and the first four chapters — more on the way soon! You can read the Early Release and...
The Roots of...
What I’ve been reading, May 2023
This is a monthly feature. As usual, I’ve omitted recent blog posts and such, which you can find in...
a year ago
This is a monthly feature. As usual, I’ve omitted recent blog posts and such, which you can find in my links digests.
John Gall, The Systems Bible (2012), aka Systemantics, 3rd ed. A concise, pithy collection of wisdom about “systems”, mostly human organizations, projects, and...
Explorations of an...
Argentina!
Laura and I landed in Buenos Aires on the morning of January 9, a little bleary-eyed and feeling the...
a year ago
Laura and I landed in Buenos Aires on the morning of January 9, a little bleary-eyed and feeling the effects from the three flights and two layovers. But we had made it. Nearly six years had passed since I last visited Buenos Aires. It had been the final port of call on my...
Out-of-Pocket Blog
The New Clinic Buildouts | Out-Of-Pocket
Has software changed what's necessary in the clinic?
a year ago
Has software changed what's necessary in the clinic?
Math Is Still...
New Breakthrough Brings Matrix Multiplication Closer to Ideal
By eliminating a hidden inefficiency, computer scientists have come up with a new way to multiply...
9 months ago
By eliminating a hidden inefficiency, computer scientists have come up with a new way to multiply large matrices that’s faster than ever.
The post New Breakthrough Brings Matrix Multiplication Closer to Ideal first appeared on Quanta Magazine
nanoscale views
Foams! (or, why my split pea side dish boils over every Thanksgiving)
Foams can be great examples of mechanical metamaterials.
Adapted from TOC figure of this...
3 weeks ago
Foams can be great examples of mechanical metamaterials.
Adapted from TOC figure of this paper
Consider my shaving cream. You might imagine that the (mostly water) material would just pool as a homogeneous liquid, since water molecules have a strong attraction for one...
Blog - Practical...
Why Rivers Move
[Note that this article is a transcript of the video embedded above.]
This is a map of the...
a year ago
[Note that this article is a transcript of the video embedded above.]
This is a map of the Mississippi River drafted by legendary geologist Harold Fisk. It’s part of a fairly unassuming geological report that he wrote in 1944 for Army Corps of Engineers, but the maps he produced...
NeuroLogica Blog
GMOs – Ask a Farmer
The topic of genetically modified organisms (GMOs) is a great target for science communication...
4 months ago
The topic of genetically modified organisms (GMOs) is a great target for science communication because public attitudes have largely been shaped by deliberate misinformation, and the research suggests that those attitudes can change in response to more accurate information. It is...
brr
Engineering for Slow Internet
How to minimize user frustration in Antarctica.
6 months ago
How to minimize user frustration in Antarctica.
The Works in...
Youtube Rules
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
Probably...
Reject Math Supremacy
The premise of Think Stats, and the other books in the Think series, is that programming is a tool...
a week 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...
ToughSF
Piracy in Space is Possible Part I: Dastardly DeltaV and Stealth Steamers
Space Piracy is a common science fiction trope. It has been continuously derided in Hard Science...
over a year ago
Space Piracy is a common science fiction trope. It has been continuously derided in Hard Science Fiction as silly and a holdover of the 'Space is an Ocean' analogy.
But is it really that unrealistic to have space pirates? Let's find out.
What is piracy?
A chinese Junk, by...
Blog - Practical...
What Really Happened at the New Harbor Bridge Project?
[Note that this article is a transcript of the video embedded above.]
In July of 2022, the Texas...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In July of 2022, the Texas Department of Transportation issued an emergency suspension of work on the half-finished Harbor Bridge project in Corpus Christi, citing serious design flaws that could cause the main...
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
do we need our physicians to be interpreters?
Many Worlds
The Evolving Science of Technosignatures
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio...
a year ago
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio signals from distant civilizations. The effort was centered at the Green Bank Observatory in West Virginia and was by today’s standards quite rudimentary. A much broader search...
NeuroLogica Blog
Tesla Demonstrated its Optimus Robot
At a recent event Tesla showcased the capabilities of its humanoid autonomous robot, Optimus. The...
2 months ago
At a recent event Tesla showcased the capabilities of its humanoid autonomous robot, Optimus. The demonstration has come under some criticism, however, for not being fully transparent about the nature of the demonstration. We interviewed robotics expert, Christian Hubicki, on the...
NeuroLogica Blog
Will Hydrogen BEV Hybrids Be A Thing?
I recently recorded a YouTube video on the notion of hydrogen fuel cell cars (it will be posted...
a year ago
I recently recorded a YouTube video on the notion of hydrogen fuel cell cars (it will be posted soon, and I will add the link when it’s up). One question I did not get into in the video, but which is an interesting thought experiment, is hydrogen – plug-in battery hybrid...
Drew Ex Machina
NASA’s Viking Mission & The Search for Life on Mars: The Experiments
For young space enthusiasts like myself growing up in the 1970s, NASA’s Viking mission to Mars was...
over a year ago
For young space enthusiasts like myself growing up in the 1970s, NASA’s Viking mission to Mars was one of the more exciting and memorable. The Viking […]
The Works in...
ARIA: Betting on science
An inside look at Britain's new DARPA
a year ago
An inside look at Britain's new DARPA
Out-of-Pocket Blog
How Data Transformed Small Group Underwriting | Out-Of-Pocket
Paper forms be gone, now we anonymize and risk it all (literally).
5 months ago
Paper forms be gone, now we anonymize and risk it all (literally).
Asterisk
The Misery Bomb
Children across the Western world are getting less happy. If we can’t find a way to reverse the...
5 months ago
Children across the Western world are getting less happy. If we can’t find a way to reverse the trend, it might have an outsized impact on their future.
Out-of-Pocket Blog
All of the main problems with US healthcare | Out-Of-Pocket
let's get all of our problems out on the table
9 months ago
let's get all of our problems out on the table
wadertales
Why count shorebirds? A tale from Portugal
The Sado Estuary is one of Portugal’s most important wetlands – a key link in the chain of sites...
a year ago
The Sado Estuary is one of Portugal’s most important wetlands – a key link in the chain of sites connecting Africa and the Arctic, on the East Atlantic Flyway. In a paper in Waterbirds, João Belo and colleagues analyse changes in numbers of waders wintering in this estuary over...
Out-of-Pocket Blog
Race And Healthcare: Recognizing And Addressing the Issues Facing Black Patients | Out-Of-Pocket
The systemic issues that plague black communities are extremely prevalent in healthcare, and we...
a year ago
The systemic issues that plague black communities are extremely prevalent in healthcare, and we should think about how to address them
Math Is Still...
In the Quantum World, Even Points of View Are Uncertain
The reference frames from which observers view quantum events can themselves have multiple possible...
a month ago
The reference frames from which observers view quantum events can themselves have multiple possible locations at once — an insight with potentially major ramifications.
The post In the Quantum World, Even Points of View Are Uncertain first appeared on Quanta Magazine
nanoscale views
What is a Wigner crystal?
Last week I was at the every-2-years Gordon Research Conference on Correlated Electron Systems at...
5 months ago
Last week I was at the every-2-years Gordon Research Conference on Correlated Electron Systems at lovely Mt. Holyoke. It was very fun, but one key aspect of the culture of the GRCs is that attendees are not supposed to post about them on social media, thus encouraging presenters...
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
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
...
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...
3 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...
NeuroLogica Blog
Hunger Circuitry
One of the organizing principles that govern living organisms is homeostasis. This is a key feature...
a year ago
One of the organizing principles that govern living organisms is homeostasis. This is a key feature of being alive – maintaining homeostatic equilibrium both internally and externally. Homeostatic systems usually involve multiple feedback loops that maintain some physiological...
Math Is Still...
Two Students Shoot Down a Widely Believed Math Conjecture
Mathematicians thought they were on the cusp of proving a conjecture about the ancient structures...
a year ago
Mathematicians thought they were on the cusp of proving a conjecture about the ancient structures known as Apollonian circles. But a summer project would lead to its downfall.
The post Two Students Shoot Down a Widely Believed Math Conjecture first appeared on Quanta...
NeuroLogica Blog
Man Gets Pig Kidney Transplant
On March 16 surgeons transplanted a kidney taken from a pig into a human recipient, Rick Slayman. So...
9 months ago
On March 16 surgeons transplanted a kidney taken from a pig into a human recipient, Rick Slayman. So far the transplant is a success, but of course the real test will be how well the kidney functions and for how long. This is the first time such a transplant has been done into a...
Blog - Practical...
Was Starship’s Stage Zero a Bad Pad?
[Note that this article is a transcript of the video embedded above.]
On April 20, 2023, SpaceX...
a year ago
[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...
IEEE Spectrum
The Invention That Let Fiber Optics Span the Globe
Plenty of big stories from the year 1985 had their moment in the sun and are now all but forgotten:...
a year ago
Plenty of big stories from the year 1985 had their moment in the sun and are now all but forgotten: New Coke, “We Are the World,” the rise of desktop publishing. But one at-the-time obscure invention from that year has long eclipsed the frothy headlines of its time, because it...
Confessions of a...
Reflections of a postgrad lecturer-in-training: Part 1
In a previous post, I mentioned that I was beginning a stint as postgraduate teaching intern at UWA,...
over a year ago
In a previous post, I mentioned that I was beginning a stint as postgraduate teaching intern at UWA, and that part of the internship involved keeping a reflective journal. So I’ve decided that instead of merely writing down my thoughts (and possibly becoming lazy about it as the...
Probably...
The Overton Paradox in Three Graphs
Older people are more likely to say they are conservative. And older people believe more...
a year ago
Older people are more likely to say they are conservative. And older people believe more conservative things. But if you group people by decade of birth, most groups get more liberal as they get older. So if people get more liberal, on average, why are they more likely to say...
Math Is Still...
Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’
New research reveals how marine microbes use an extra membrane that once had digestive functions to...
a year ago
New research reveals how marine microbes use an extra membrane that once had digestive functions to boost their yield from photosynthesis.
The post Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’ first appeared on Quanta Magazine
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...
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...
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
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...
nanoscale views
Meetings this week
This week is the 2023 DOE experimental condensed matter physics PI meeting - in the past I’ve...
a year ago
This week is the 2023 DOE experimental condensed matter physics PI meeting - in the past I’ve written up highlights of these here (2021), here (2019), here (2017), here (2015), and here (2013). This year, I am going to have to present remotely, however, because I am giving a...
Articles - Chris...
My $500M Mars Rover Mistake: A Failure Story
Some mistakes feel worse than death.
a year ago
Some mistakes feel worse than death.
Many Worlds
After Seven Years Away Exploring an Asteroid, OSIRIS-REx is Landing Soon with Precious Samples
Bits of pebbles and dust from the asteriod Bennu that were collected during the long journey of the...
a year ago
Bits of pebbles and dust from the asteriod Bennu that were collected during the long journey of the OSIRIS-REx spacecraft should be landing in the Utah desert later this month. The delivery will be a first for NASA — its first sample return from an asteroid and one of a very...
brr
Mud Murdo
The beautiful ambiance of a McMurdo summer.
over a year ago
The beautiful ambiance of a McMurdo summer.
Out-of-Pocket Blog
Redox and The Future Of Integrations | Out-Of-Pocket
Actually...what is an integration lol
a year ago
Actually...what is an integration lol
symmetry magazine
Collaboration builds fantastical stories from nuggets of truth
What happens when you pair CERN scientists with science fiction writers to create short stories...
a year ago
What happens when you pair CERN scientists with science fiction writers to create short stories inspired by particle physics?
NeuroLogica Blog
AI Humor
It’s been less than two years (November 2022) since ChatGPT launched. In some ways the new large...
4 months ago
It’s been less than two years (November 2022) since ChatGPT launched. In some ways the new large language model (LLM) type of artificial intelligence (AI) applications have been on the steep part of the improvement curve. And yet, they are still LLMs with the same limitations. In...
Eukaryote Writes...
Who invented knitting? The plot thickens
Last time on Eukaryote Writes Blog: You learned about knitting history. You thought you were done...
a year ago
Last time on Eukaryote Writes Blog: You learned about knitting history. You thought you were done learning about knitting history? You fool. You buffoon. I wanted to double check some things in the last post and found out that the origins of knitting are even weirder than I...
NeuroLogica Blog
The Gender Boxing Hubub
Both Lin Yu-ting of Taiwan and Imane Khelif of Algeria earned medals in female boxing competition at...
4 months ago
Both Lin Yu-ting of Taiwan and Imane Khelif of Algeria earned medals in female boxing competition at the 2024 Olympics. This has caused a controversy because both boxers, according to reports, have some form of DSD – difference of sex development. This means they have been caught...
IEEE Spectrum
The Meeting of the Minds That Launched AI
The Dartmouth Summer Research Project on Artificial Intelligence, held from 18 June through 17...
a year ago
The Dartmouth Summer Research Project on Artificial Intelligence, held from 18 June through 17 August of 1956, is widely considered the event that kicked off AI as a research discipline. Organized by John McCarthy, Marvin Minsky, Claude Shannon, and Nathaniel Rochester, it...
Probably...
The World Population Singularity
One of the exercises in Modeling and Simulation in Python invites readers to download estimates of...
a year ago
One of the exercises in Modeling and Simulation in Python invites readers to download estimates of world population from 10,000 BCE to the present, and to see if they are well modeled by any simple mathematical function. Here’s what the estimates look like (aggregated on...
IEEE Spectrum
Touchscreens Are Out, and Tactile Controls Are Back
Tactile controls are back in vogue. Apple added two new buttons to the iPhone 16, home appliances...
a month ago
Tactile controls are back in vogue. Apple added two new buttons to the iPhone 16, home appliances like stoves and washing machines are returning to knobs, and several car manufacturers are reintroducing buttons and dials to dashboards and steering wheels.
With this...
Beautiful Public...
Highway Photologs
Highway departments all around the country had "photolog" programs, some dating back as early as...
over a year ago
Highway departments all around the country had "photolog" programs, some dating back as early as 1961. Each year, specially tricked out vans would drive each mile of state road snapping photos to document the status of roadways.
wadertales
How do wader chicks respond to being handled?
Every wader researcher knows that their actions can have negative consequences for the birds they...
2 months ago
Every wader researcher knows that their actions can have negative consequences for the birds they are studying. Given that most shorebird species are in trouble or causing concern, conservation science is a tricky balancing act between ‘need to understand’ and ‘disturbance’. In...
Wanderingspace
Triton Image from Voyager Colored
Nice update to an old Voyager image with colors added based on actual colors captured in other...
over a year ago
Nice update to an old Voyager image with colors added based on actual colors captured in other images. See original post here by Jason Major.
Math Is Still...
What Makes Life Tick? Mitochondria May Keep Time for Cells
Every species develops at its own unique tempo, leaving scientist to wonder what governed their...
a year ago
Every species develops at its own unique tempo, leaving scientist to wonder what governed their timing. A suite of new findings suggests that cells use basic metabolic processes as clocks.
The post What Makes Life Tick? Mitochondria May Keep Time for Cells first...
NeuroLogica Blog
Betavoltaic Batteries
In 1964 Isaac Asimov, asked to imagine the world 50 years in the future, wrote: “The appliances of...
11 months ago
In 1964 Isaac Asimov, asked to imagine the world 50 years in the future, wrote: “The appliances of 2014 will have no electric cords, of course, for they will be powered by long- lived batteries running on radioisotopes. The isotopes will not be expensive for they will be by-...
Out-of-Pocket Blog
Decentralizing Journals and Peer Review DAOs | Out-Of-Pocket
the evolution of legitimacy in scientific publishing
a year ago
the evolution of legitimacy in scientific publishing
nanoscale views
Brief items - light-driven diamagnetism, nuclear recoil, spin transport in VO2
Real life continues to make itself felt in various ways this summer (and that's not even an allusion...
5 months ago
Real life continues to make itself felt in various ways this summer (and that's not even an allusion to political madness), but here are three papers (two from others and a self-indulgent plug for our work) you might find interesting.
There has been a lot of work in recent...
symmetry magazine
Is dark matter the most powerful wave in the universe?
Dark matter could consist of particles so ultralight, they behave more like waves.
...
a year ago
Dark matter could consist of particles so ultralight, they behave more like waves.
Although the motions of galaxies provide evidence that dark matter exists, scientists have yet to directly detect the invisible stuff, or figure out what it could be made...
nanoscale views
The future of the semiconductor industry, + The Mechanical Universe
Three items of interest:
This article is a nice review of present semiconductor memory...
8 months ago
Three items of interest:
This article is a nice review of present semiconductor memory technology. The electron micrographs in Fig. 1 and the scaling history in Fig. 3 are impressive.
This article in IEEE Spectrum is a very interesting look at how some people think we will get...
Andrew Fraknoi –...
Two Eclipses of the Sun Coming to North America 2023-24
Two eclipses of the Sun will be visible in North America during the 2023-24 school year.
The post...
a year ago
Two eclipses of the Sun will be visible in North America during the 2023-24 school year.
The post Two Eclipses of the Sun Coming to North America 2023-24 appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Math Is Still...
The Year in Physics
From the smallest scales to the largest, the physical world provided no shortage of surprises this...
a year ago
From the smallest scales to the largest, the physical world provided no shortage of surprises this year.
The post The Year in Physics first appeared on Quanta Magazine
Math Is Still...
He Seeks Mystery Magnetic Fields With His Quantum Compass
Alex Sushkov is updating an old technology with new quantum tricks in hopes of sensing the magnetic...
7 months ago
Alex Sushkov is updating an old technology with new quantum tricks in hopes of sensing the magnetic influence of dark matter.
The post He Seeks Mystery Magnetic Fields With His Quantum Compass first appeared on Quanta Magazine
Blog - Practical...
East Palestine Train Derailment Explained
[Note that this article is a transcript of the video embedded above.]
On the evening of Friday,...
a year ago
[Note that this article is a transcript of the video embedded above.]
On the evening of Friday, February 3, 2023, 38 of 149 cars of a Norfolk Southern Railway freight train derailed in East Palestine, Ohio. Five of the derailed cars were carrying vinyl chloride, a hazardous...
Cremieux Recueil
The Ottoman Origins of Modernity
Would we have the modern world without Islamic incursion into Southeastern Europe?
3 months ago
Would we have the modern world without Islamic incursion into Southeastern Europe?
NeuroLogica Blog
Weaponized Pedantry and Reverse Gish Gallop
Have you ever been in a discussion where the person with whom you disagree dismisses your position...
10 months ago
Have you ever been in a discussion where the person with whom you disagree dismisses your position because you got some tiny detail wrong or didn’t know the tiny detail? This is a common debating technique. For example, opponents of gun safety regulations will often use the...
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
I'm not a fortune teller, I'm a fortune, teller
Math Is Still...
Why Is It So Hard to Define a Species?
The idea of a species is fundamental to the way that many people understand the structure of life on...
a month ago
The idea of a species is fundamental to the way that many people understand the structure of life on Earth. But ask 10 specialists how they define the concept and you might get 10 answers. In this episode, co-host Janna Levin speaks with evolutionary biologist Kevin de Queiroz...
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
COVID tailwinds are changing the role of the pharmacy and pharmacist
Math Is Still...
The New Math of How Large-Scale Order Emerges
The puzzle of emergence asks how regularities emerge on macro scales out of uncountable constituent...
6 months ago
The puzzle of emergence asks how regularities emerge on macro scales out of uncountable constituent parts. A new framework has researchers hopeful that a solution is near.
The post The New Math of How Large-Scale Order Emerges first appeared on Quanta Magazine
IEEE Spectrum
The Forgotten Story of How IBM Invented the Automated Fab
In 1970, Bill Harding envisioned a fully automated wafer-fabrication line that would produce...
3 weeks ago
In 1970, Bill Harding envisioned a fully automated wafer-fabrication line that would produce integrated circuits in less than one day. Not only was such a goal gutsy 54 years ago, it would be bold even in today’s billion-dollar fabs, where the fabrication time of an advanced IC...
NeuroLogica Blog
Grief Tech
In the awesome show, Black Mirror, one episode features a young woman who lost her husband. In her...
7 months ago
In the awesome show, Black Mirror, one episode features a young woman who lost her husband. In her grief she turns to a company that promises to give her at least a partial experience of her husband. They sift through every picture, video, comment, and other online trace of the...
nanoscale views
The need for energy-efficient computing
Computing is consuming a large and ever-growing
fraction of the world's energy capacity.
I've seen...
over a year ago
Computing is consuming a large and ever-growing
fraction of the world's energy capacity.
I've seen the essential data in this figure several times over the last few months, and it has convinced me that the need for energy-efficient computing hardware is genuinely pressing. This...
nanoscale views
Reading material - orders of magnitude and difficult times
Over the past couple of weeks (and more) I have found a number of things to read that I wanted to...
a year ago
Over the past couple of weeks (and more) I have found a number of things to read that I wanted to pass on. First, if you'd like a break from the seemingly continual stream of bad news in the world and enjoy good "think like a physicist"/dimensional analysis/order of magnitude...
The Works in...
Lost Science
When discoveries are forgotten and then found
11 months ago
When discoveries are forgotten and then found
Light from Space
The Fossil Footprint Nebula
A rarely imaged target as it is very dim. This image took me over 50h of total exposure time.
Total...
11 months ago
A rarely imaged target as it is very dim. This image took me over 50h of total exposure time.
Total exposure time: 52h 40'
Image resolution: 4,490 × 4,552px (0.96″/px)
Shot from my driveway near Tucson, AZ in late 2023
Telescope: William Optics RedCat
Damn Interesting
The Unceasing Cessna Hacienda
Warren “Doc” Bayley was a man of the people. When he and his wife Judy opened their Las Vegas resort...
over a year ago
Warren “Doc” Bayley was a man of the people. When he and his wife Judy opened their Las Vegas resort in 1956, Bayley had no plans to compete with the flashier, corporate casinos at the center of the Strip. Instead, the Hacienda Hotel catered to families, as well as to locals who...
Math Is Still...
The Astonishing Behavior of Recursive Sequences
Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling...
a year ago
Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling patterns have revealed ties to graph theory and prime numbers, awing mathematicians.
The post The Astonishing Behavior of Recursive Sequences first appeared on Quanta...
Casey Handmer's blog
It Is Time To Build The Monster Scope
A shorter version of this post was published in Palladium on 10/18/24. This version incorporates...
3 weeks ago
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...
The Roots of...
Who regulates the regulators?
IRBs
Scott Alexander reviews a book about institutional review boards (IRBs), the panels that review...
a year ago
IRBs
Scott Alexander reviews a book about institutional review boards (IRBs), the panels that review the ethics of medical trials: From Oversight to Overkill, by Dr. Simon Whitney. From the title alone, you can see where this is going.
IRBs are supposed to (among other things)...
Confessions of a...
Marine Ecology or Marine Biology….what’s the difference!?!?!?
A few of you may be wondering why the blog is called ‘Confessions of a Marine Ecologist” and not...
over a year ago
A few of you may be wondering why the blog is called ‘Confessions of a Marine Ecologist” and not ‘Confessions of a Marine Biologist”. After all, if you ask a group of school kids what they want to be when they grow up, more than a handful would happily answer “marine biologist”,...
NeuroLogica Blog
What Happened to the Atmosphere on Mars
Of every world known to humans outside the Earth, Mars is likely the most habitable. We have not...
2 months ago
Of every world known to humans outside the Earth, Mars is likely the most habitable. We have not found any genuinely Earth-like exoplanets. They are almost sure to exist, but we just haven’t found any yet. The closest so far is Kepler 452-b, which is a super Earth, specifically...
Quantum Frontiers
What is the logical gate speed of a photonic quantum computer?
Terry Rudolph, PsiQuantum & Imperial College London During a recent visit to the wild western town...
a year ago
Terry Rudolph, PsiQuantum & Imperial College London During a recent visit to the wild western town of Pasadena I got into a shootout at high-noon trying to explain the nuances of this question to a colleague. Here is a more … Continue reading →
Tikalon Blog by Dev...
Quantum Year 2025
Children decide early in life to become scientists when they find that topics such as the...
4 months ago
Children decide early in life to become scientists when they find that topics such as the Pythagorean theorem and the hydrological cycle are more interesting and more important than knowing which state is noted for corn. My childhood was notable for witnessing the launch of the...
NeuroLogica Blog
AI Copilots Are Coming
I’m going to do something I rarely do and make a straight-up prediction – I think we are close to...
2 months ago
I’m going to do something I rarely do and make a straight-up prediction – I think we are close to having AI apps that will function as our all-purpose digital assistants. That’s not really a tough call, we already have digital assistants and they are progressing rapidly. So I am...
Math Is Still...
Exotic New Superconductors Delight and Confound
Three new species of superconductivity were spotted this year, illustrating the myriad ways...
2 weeks 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
NeuroLogica Blog
Trust in Science
How much does the public trust in science and scientists? Well, there’s some good news and some bad...
a year ago
How much does the public trust in science and scientists? Well, there’s some good news and some bad news. Let’s start with the bad news – a recent Pew survey finds that trust in scientist has been in decline for the last few years. From its recent peak in 2019, those who answered...
Damn Interesting
Giving the Bird the Bird
We’re not going to post things on Twitter X anymore. The new owner keeps doing awful stuff. If you...
a year ago
We’re not going to post things on Twitter X anymore. The new owner keeps doing awful stuff. If you have enjoyed our mostly-daily curated links via the aforementioned collapsing service, we invite you to bookmark our curated links page, or follow us a number of other ways.
Rather...
NeuroLogica Blog
The Threat of Technology
In my second book (shameless plug alert) – The Skeptics’ Guide to the Future – my coauthors and I...
a year ago
In my second book (shameless plug alert) – The Skeptics’ Guide to the Future – my coauthors and I try to imagine both the utopian and dystopian versions of the future, brought about by technology, either individually or collectively. This topic has come up multiple times recently...
Explorations of an...
Heading East Across The Chaco
I’ve written about the Chaco region before – that vast dry, scrubby area south of the Amazon which...
a year ago
I’ve written about the Chaco region before – that vast dry, scrubby area south of the Amazon which happens to cover much of central and northern Argentina. Laura and I had skirted the edge of the Chaco earlier in the trip, including near Laguna Salinas Grande and in the Salta...
Blog - Practical...
How The Channel Tunnel Works
[Note that this article is a transcript of the video embedded above.]
2024 marks thirty years since...
11 months ago
[Note that this article is a transcript of the video embedded above.]
2024 marks thirty years since the opening of the channel tunnel, or chunnel, or as they say in Calais, Le tunnel sous la Manche. This underground/undersea railroad tunnel connects England with France, crossing...
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