IEEE Spectrum
Inside the Three-Way Race to Create the Most Widely Used Laser
The semiconductor laser, invented more than 60 years ago, is the foundation of many of today’s...
5 months ago
The semiconductor laser, invented more than 60 years ago, is the foundation of many of today’s technologies including barcode scanners, fiber-optic communications, medical imaging, and remote controls. The tiny, versatile device is now an IEEE Milestone.
The possibilities of...
Wanderingspace
We don’t post enough Mars Scenic Views
I mean… we don’t post enough in general.
over a year ago
I mean… we don’t post enough in general.
Math Is Still...
The Electron Is So Round That It’s Ruling Out Potential New Particles
If the electron’s charge wasn’t perfectly round, it could reveal the existence of hidden particles....
a year ago
If the electron’s charge wasn’t perfectly round, it could reveal the existence of hidden particles. A new measurement approaches perfection.
The post The Electron Is So Round That It’s Ruling Out Potential New Particles first appeared on Quanta Magazine
Math Is Still...
Bats Use the Same Brain Cells to Map Physical and Social Worlds
New research in social bats raises the intriguing possibility that evolution can reprogram the...
a year ago
New research in social bats raises the intriguing possibility that evolution can reprogram the brain’s “place cells,” which are typically associated with location, to encode all kinds of environmental information.
The post Bats Use the Same Brain Cells to Map Physical...
The Roots of...
The environment as infrastructure
A good metaphor for the ideal relationship between humanity and the environment is that the...
a year ago
A good metaphor for the ideal relationship between humanity and the environment is that the environment is like critical infrastructure.
Infrastructure is valuable, because it provides crucial services. You want to maintain it carefully, because it’s bad if it breaks down.
But...
NeuroLogica Blog
An Earth-like Climate is Fragile
One of the biggest questions of exoplanet astronomy is how many potentially habitable planets are...
a year ago
One of the biggest questions of exoplanet astronomy is how many potentially habitable planets are out there in the galaxy. By one estimate the answer is 6 billion Earth-like planets in the Milky Way. But of course we have to set parameters and make estimates, so this number can...
NeuroLogica Blog
Is Mars the New Frontier?
In the excellent sci fi show, The Expanse, which takes place a couple hundred years in the future,...
11 months ago
In the excellent sci fi show, The Expanse, which takes place a couple hundred years in the future, Mars has been settled and is an independent self-sustaining society. In fact, Mars is presented as the most scientifically and technologically advanced society of humans in the...
Quantum Frontiers
Memories of things past
My best friend—who’s held the title of best friend since kindergarten—calls me the keeper of her...
a year ago
My best friend—who’s held the title of best friend since kindergarten—calls me the keeper of her childhood memories. I recall which toys we played with, the first time I visited her house,1 and which beverages our classmates drank during snack … Continue reading →
Light from Space
Elephant Trunk & IC 1396
A beautiful nebula in Cepheus. The middle bottom left of the image shows the “Elephant Trunk”, but...
over a year ago
A beautiful nebula in Cepheus. The middle bottom left of the image shows the “Elephant Trunk”, but the whole nebula IC 1396 shows much impressive detail. A whole layer of dark nebulas overlaps everything, looking like a giant explosion frozen in time.
Total exposure time: 18h...
Asterisk
Why We Shut Down
In international development, it’s not enough to try to do good. We need the tools to tell if a...
5 months ago
In international development, it’s not enough to try to do good. We need the tools to tell if a project is really working — and the incentive to end it if it’s not.
NeuroLogica Blog
Starship Explodes in Successful Launch
A common joke in the medical world is, “The operation was a success, but the patient died.” The...
a year ago
A common joke in the medical world is, “The operation was a success, but the patient died.” The irony comes from how we might define “success”. On April 20th SpaceX conducted the maiden launch of the fully assembled Starship, including a Starship rocket on top of a super heavy...
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.
Andrew Fraknoi –...
Good Meteor Shower Coming August 11-12
The Perseid Meteor Shower is one of the best of the year for the untrained observer
The post Good...
4 months ago
The Perseid Meteor Shower is one of the best of the year for the untrained observer
The post Good Meteor Shower Coming August 11-12 appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
nanoscale views
Annual Nobel speculation thread
Not that prizes are the be-all and end-all, but this has become an annual tradition. Who are your...
2 months ago
Not that prizes are the be-all and end-all, but this has become an annual tradition. Who are your speculative laureates this year for physics and chemistry? As I did last year and for several years before, I will put forward my usual thought that the physics prize could...
wadertales
Inland feeding by coastal godwits
Species such as Dunlin and Knot are well-served by conservation measures that aim to protect...
over a year ago
Species such as Dunlin and Knot are well-served by conservation measures that aim to protect estuaries but the same is not necessarily true for Black-tailed Godwits. In a 2022 paper in the journal Wader Study, Clément Jourdan and colleagues describe the movements of ten tagged...
Asterisk
Democracy by Mistake
Most political scientists see democracy as the natural consequence of economic development or the...
10 months ago
Most political scientists see democracy as the natural consequence of economic development or the result of strategic and rational choice. A detailed look through history suggests democracy emerges as often as not by another path: human error.
The Roots of...
Can submarines swim?
Did any science fiction predict that when AI arrived, it would be unreliable, often illogical, and...
a year ago
Did any science fiction predict that when AI arrived, it would be unreliable, often illogical, and frequently bullshitting? Usually in fiction, if the AI says something factually incorrect or illogical, that is a deep portent of something very wrong: the AI is sick, or turning...
The Roots of...
What I’ve been reading, November 2023
A ~monthly feature. Recent blog posts and news stories are generally omitted; you can find them in...
a year ago
A ~monthly feature. Recent blog posts and news stories are generally omitted; you can find them in my links digests. All emphasis in bold in the quotes below was added by me.
Books
Finished Lynn White, Medieval Technology and Social Change (1962). Last time I talked about the...
Asterisk
Better Living Through Group Chemistry
Inside the San Francisco group house scene.
5 months ago
Inside the San Francisco group house scene.
Beautiful Public...
The Army and Navy Style Guides
These fascinating Army and Navy brand style guides define the look, feel and voice of our armed...
a year ago
These fascinating Army and Navy brand style guides define the look, feel and voice of our armed forces.
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...
The eye of the tiger
What makes tigers different from one another?
a year ago
What makes tigers different from one another?
Math Is Still...
The Biggest Smallest Triangle Just Got Smaller
A new proof breaks a decades-long drought of progress on the problem of estimating the size of...
a year ago
A new proof breaks a decades-long drought of progress on the problem of estimating the size of triangles created by cramming points into a square.
The post The Biggest Smallest Triangle Just Got Smaller first appeared on Quanta Magazine
Asterisk
The Virtue of Wonder: Martha Nussbaum’s Justice for Animals
Martha Nussbaum’s latest book challenges us to change the way we think — and feel — about animals....
a year ago
Martha Nussbaum’s latest book challenges us to change the way we think — and feel — about animals. What role can wonder and awe play when pathos comes up short?
Light from Space
The Dense & Dusty Orion Nebula
Next to the Andromeda Galaxy, the Orion Nebula (also referred to as “Great Nebula in Orion” in older...
over a year ago
Next to the Andromeda Galaxy, the Orion Nebula (also referred to as “Great Nebula in Orion” in older texts) is likely the first target for any fledgling amateur astrophotographer in the Northern Hemisphere.
It's so bright it actually appears to the naked eye essentially like a
Math Is Still...
To Defend the Genome, These Cells Destroy Their Own DNA
Under a microscope, cells in a worm embryo deliberately eliminated one-third of their genome — an...
a year ago
Under a microscope, cells in a worm embryo deliberately eliminated one-third of their genome — an uncompromising tactic that may combat harmful genetic parasites.
The post To Defend the Genome, These Cells Destroy Their Own DNA first appeared on Quanta Magazine
NeuroLogica Blog
Indigenous Knowledge
I recently received the following question to the SGU e-mail: “I have had several conversations with...
8 months ago
I recently received the following question to the SGU e-mail: “I have had several conversations with friends/colleagues lately regarding indigenous beliefs/stories. They assert that not believing these based on oral histories alone is morally wrong and ignoring a different...
IEEE Spectrum
Assistive Tech at the End of Sight
Seeing his words on the printed page is a big deal to Andrew Leland—as it is to all writers. But the...
a year ago
Seeing his words on the printed page is a big deal to Andrew Leland—as it is to all writers. But the sight of his thoughts in written form is much more precious to him than to most scribes. Leland is gradually losing his vision due to a congenital condition called retinitis...
Wanderingspace
Dust Storm On Mars
A dust storm in Olympia Planum's north polar dune fields was triggered by a late Martian summer cold...
8 months ago
A dust storm in Olympia Planum's north polar dune fields was triggered by a late Martian summer cold front. As the northern polar cap shrinks fast, it releases cold air that sometimes moves south, like on Earth. These cold fronts strengthen in late summer and early fall due to...
IEEE Spectrum
The Pioneer Behind Electromagnetism
Without an understanding of the fundamental relationship between electricity and magnetism, it would...
a year ago
Without an understanding of the fundamental relationship between electricity and magnetism, it would not have been possible to invent motors, telecommunications equipment, kitchen appliances and more.
A key part of our understanding of that relationship, known as classical...
Math Is Still...
The Year in Computer Science
Researchers got a better look at chatbots’ thoughts, amateurs learned just how complicated simple...
3 days ago
Researchers got a better look at chatbots’ thoughts, amateurs learned just how complicated simple systems can be, and codes became expert self-fixers.
The post The Year in Computer Science first appeared on Quanta Magazine
Blog - Practical...
Why Locomotives Don't Have Tires
[Note that this article is a transcript of the video embedded above.]
Formula 1 is, by many...
10 months ago
[Note that this article is a transcript of the video embedded above.]
Formula 1 is, by many accounts, the pinnacle of car racing. F1 cars are among the fastest in the world, particularly around the tight corners of the various paved tracks across the globe. Drivers can experience...
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
...
Willem Pennings
ClockSquared improvements
My ClockSquared project has a long history – it goes all the way back to 2015, when it was simply...
a year ago
My ClockSquared project has a long history – it goes all the way back to 2015, when it was simply called the “Birthday word clock”. I haven’t spent much time on the project in recent years, but I’ve upgraded the internals a while ago and finally felt like writing a post about it....
Math Is Still...
In the ‘Wild West’ of Geometry, Mathematicians Redefine the Sphere
High-dimensional spheres can have a much wider variety of structures than mathematicians thought...
a year ago
High-dimensional spheres can have a much wider variety of structures than mathematicians thought possible.
The post In the ‘Wild West’ of Geometry, Mathematicians Redefine the Sphere first appeared on Quanta Magazine
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...
Math Is Still...
What a Contest of Consciousness Theories Really Proved
A five-year “adversarial collaboration” of consciousness theorists led to a stagy showdown in front...
a year ago
A five-year “adversarial collaboration” of consciousness theorists led to a stagy showdown in front of an audience. It crowned no winners — but it can still claim progress.
The post What a Contest of Consciousness Theories Really Proved first appeared on Quanta...
IEEE Spectrum
How Engineers at Digital Equipment Corp. Saved Ethernet
I’ve enjoyed reading magazine articles about Ethernet’s 50th anniversary, including one in the The...
8 months ago
I’ve enjoyed reading magazine articles about Ethernet’s 50th anniversary, including one in the The Institute. Invented by computer scientists Robert Metcalfe and David Boggs, Ethernet has been extraordinarily impactful. Metcalfe, an IEEE Fellow, received the 1996 IEEE Medal of...
Math Is Still...
Nobel Prize Honors Inventors of ‘Quantum Dot’ Nanoparticles
The Nobel Prize for Chemistry has been awarded to three researchers who harnessed the quantum...
a year ago
The Nobel Prize for Chemistry has been awarded to three researchers who harnessed the quantum behaviors of semiconductor nanocrystals.
The post Nobel Prize Honors Inventors of ‘Quantum Dot’ Nanoparticles first appeared on Quanta Magazine
Math Is Still...
Fossilized Molecules Reveal a Lost World of Ancient Life
A new analysis of ancient sediments fills a gap in the fossil record — revealing a massive dynasty...
a year ago
A new analysis of ancient sediments fills a gap in the fossil record — revealing a massive dynasty of ancient eukaryotes, which may have reigned for 800 million years and shaped the history of life of Earth.
The post Fossilized Molecules Reveal a Lost World of Ancient...
NeuroLogica Blog
Managing Plastic Waste
The world produces 350-400 million metric tons of plastic waste. Less than 10% of this waste is...
a month ago
The world produces 350-400 million metric tons of plastic waste. Less than 10% of this waste is recycled, while 25% is mismanaged or littered. About 1.7 million tons ends up in the ocean. This is not sustainable, but whose responsibility is it to deal with this issue? The debate...
NeuroLogica Blog
Scammers on the Rise
Good rule of thumb – assume it’s a scam. Anyone who contacts you, or any unusual encounter, assume...
10 months ago
Good rule of thumb – assume it’s a scam. Anyone who contacts you, or any unusual encounter, assume it’s a scam and you will probably be right. Recently I was called on my cell phone by someone claiming to be from Venmo. They asked me to confirm if I had just made two fund...
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...
Math Is Still...
How Can Some Infinities Be Bigger Than Others?
All infinities go on forever, so how is it possible for some infinities to be larger than others?...
a year ago
All infinities go on forever, so how is it possible for some infinities to be larger than others? The mathematician Justin Moore discusses the mysteries of infinity with Steven Strogatz.
The post How Can Some Infinities Be Bigger Than Others? first appeared on Quanta...
IEEE Spectrum
James Wimshurst’s Electrostatic Immortality
James Wimshurst did not invent the machine that bears his name. But thanks to his many refinements...
a year ago
James Wimshurst did not invent the machine that bears his name. But thanks to his many refinements to a distinctive type of electrostatic generator, we now have the Wimshurst influence machine.
What does a Wimshurst machine do?
Influence machines date back to the 18th century....
Asterisk
Through a Glass Darkly
Nobody predicted the AI revolution, except for the 352 experts who were asked to predict it.
a year ago
Nobody predicted the AI revolution, except for the 352 experts who were asked to predict it.
NeuroLogica Blog
Science Communication About Controversial Issues
The world of science communication has changed dramatically over the last two decades, and it’s...
3 weeks ago
The world of science communication has changed dramatically over the last two decades, and it’s useful to think about those changes, both for people who generate and consume science communication. The big change, of course, is social media, which has disrupted journalism and...
Asterisk
Behind Closed Doors
In 2020, we worried that COVID lockdowns might lead to an increase in domestic violence. Instead,...
a year ago
In 2020, we worried that COVID lockdowns might lead to an increase in domestic violence. Instead, the opposite occurred. Why did this happen — and why was it so hard to figure out?
NeuroLogica Blog
UFOs – Has the Narrative Shifted
In an interview for Newsweek, Michio Kaku was asked about UFOs. Here’s his response: Well, first of...
a year ago
In an interview for Newsweek, Michio Kaku was asked about UFOs. Here’s his response: Well, first of all, I think that there’s been a game changer. In the old days, the burden of proof was on the true believers to prove that what they saw last night was a flying saucer of some...
wadertales
UK waders: “Into the Red”
If you ask British birdwatchers to name the eleven wader species that are causing the most...
over a year ago
If you ask British birdwatchers to name the eleven wader species that are causing the most conservation concern in the UK, they would probably not include Dunlin. Curlew may well be top of their lists, even though the most recent population estimate is 58,500 breeding pairs, but...
Math Is Still...
The Physicist Who’s Challenging the Quantum Orthodoxy
For decades, physicists have struggled to develop a quantum theory of gravity. But what if gravity —...
a year ago
For decades, physicists have struggled to develop a quantum theory of gravity. But what if gravity — and space-time — are fundamentally classical?
The post The Physicist Who’s Challenging the Quantum Orthodoxy first appeared on Quanta Magazine
The Works in...
Three Maintenance Philosophies Fought for Control of the Auto Industry
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
Math Is Still...
Topologists Tackle the Trouble With Poll Placement
Mathematicians are using topological abstractions to find places where it’s hard to vote. ...
9 months ago
Mathematicians are using topological abstractions to find places where it’s hard to vote.
The post Topologists Tackle the Trouble With Poll Placement first appeared on Quanta Magazine
Chris Grossack's...
Life in Johnstone's Topological Topos 3 -- Bonus Axioms
In the first post of the series, we talked about what the topological
topos is, and how we can...
5 months ago
In the first post of the series, we talked about what the topological
topos is, and how we can think about its objects (and, importantly,
how we can relate computations in the topos $\mathcal{T}$ to
computations with topological spaces in “the real world”). In part two,
we...
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...
Math Is Still...
Even Synthetic Life Forms With a Tiny Genome Can Evolve
By watching “minimal” cells regain the fitness they lost, researchers are testing whether a genome...
a year ago
By watching “minimal” cells regain the fitness they lost, researchers are testing whether a genome can be too simple to evolve.
The post Even Synthetic Life Forms With a Tiny Genome Can Evolve first appeared on Quanta Magazine
Damn Interesting
Fifteen Years Forsaken
Editor’s Note: This article contains quotations from contemporaneous accounts which might be...
over a year ago
Editor’s Note: This article contains quotations from contemporaneous accounts which might be offensive for today’s readers.
The moon was new on the night of 31 July 1761, and the wide expanse of the Indian Ocean uniformly black. But Captain Jean de Lafargue of the French cargo...
Stephen Wolfram...
Nestedly Recursive Functions
Yet Another Ruliological Surprise Integers. Addition. Subtraction. Maybe multiplication. Surely...
2 months ago
Yet Another Ruliological Surprise Integers. Addition. Subtraction. Maybe multiplication. Surely that’s not enough to be able to generate any serious complexity. In the early 1980s I had made the very surprising discovery that very simple programs based on cellular automata could...
Math Is Still...
How the Ancient Art of Eclipse Prediction Became an Exact Science
The timing of the total eclipse on April 8, 2024, will be known to within a second, thousands of...
8 months ago
The timing of the total eclipse on April 8, 2024, will be known to within a second, thousands of years after fearful humans first started trying to anticipate these cosmic events.
The post How the Ancient Art of Eclipse Prediction Became an Exact Science first...
Quantum Frontiers
The power of awe
Mid-afternoon, one Saturday late in September, I forgot where I was. I forgot that I was visiting...
a year ago
Mid-afternoon, one Saturday late in September, I forgot where I was. I forgot that I was visiting Seattle for the second time; I forgot that I’d just finished co-organizing a workshop partially about nuclear physics for the first time. I’d … Continue reading →
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...
Uncharted...
Is Desalination Everywhere Realistic?
Which countries are doing it already? Are they happy? Is desalinated water safe to drink? Does it...
a month ago
Which countries are doing it already? Are they happy? Is desalinated water safe to drink? Does it taste good? Does it pollute too much? Can we shrink its cost?
Probably...
Ears Are Weird
In a previous article, I looked at 93 measurements from the ANSUR-II dataset and found that ear...
3 months ago
In a previous article, I looked at 93 measurements from the ANSUR-II dataset and found that ear protrusion is not correlated with any other measurement. In a followup article, I used principle component analysis to explore the correlation structure of the measurements, and found...
NeuroLogica Blog
Using AI and Social Media to Measure Climate Change Denial
A recent study finds that 14.8% of Americans do not believe in global climate change. This number is...
10 months ago
A recent study finds that 14.8% of Americans do not believe in global climate change. This number is roughly in line with what recent survey have found, such as this 2024 Yale study which put the figure at 16%. In 2009, by comparison, the figure was at 33% (although this was a...
Casey Handmer's blog
Anti-aging tech fixes demographic collapse
With the latest studies on GLP-1 drugs showing not just a drop in all-cause mortality but also an...
3 months ago
With the latest studies on GLP-1 drugs showing not just a drop in all-cause mortality but also an apparent slowing of aging, I thought I’d write a quick note on how I think this technology, if it replicates, can drastically improve our lives. It’s hard to believe I’m writing...
Articles - Chris...
Moved to tears
20 years ago, on January 15 2004, a little before 2 AM Pacific time, was
the payoff.
It was...
10 months ago
20 years ago, on January 15 2004, a little before 2 AM Pacific time, was
the payoff.
It was cause for celebration. But first, I wept.
Blog - Practical...
Every Construction Machine Explained in 15 Minutes
[Note that this article is a transcript of the video embedded above.]
We talk about a lot of big...
a year ago
[Note that this article is a transcript of the video embedded above.]
We talk about a lot of big structures on this channel. But, it takes a lot of big tools to build the roads, dams, sewage lift stations, and every other part of the constructed environment. To me, there’s almost...
ToughSF
Hypervelocity Macron Accelerators
We
look at the various ways of accelerating micro-scale projectiles up to hypervelocity
(10-10,000...
over a year ago
We
look at the various ways of accelerating micro-scale projectiles up to hypervelocity
(10-10,000 km/s) and their use in space.
Going
small to go fast
Macrons
or macroscopic particles are tiny projectiles that sit on the border between
the complex structures we see under a...
Math Is Still...
Mathematical Thinking Isn’t What You Think It Is
The mathematician David Bessis claims that everyone is capable of, and can benefit greatly from,...
a month ago
The mathematician David Bessis claims that everyone is capable of, and can benefit greatly from, mathematical thinking.
The post Mathematical Thinking Isn’t What You Think It Is first appeared on Quanta Magazine
NeuroLogica Blog
Tong Test for Artificial General Intelligence
Most readers are probably familiar with the Turing Test – a concept proposed by early computing...
a year ago
Most readers are probably familiar with the Turing Test – a concept proposed by early computing expert Alan Turing in 1950, and originally called “The Imitation Game”. The original paper is enlightening to read. Turing was not trying to answer the question “can machines think”....
The Works in...
Cheap ornament and status games
Was modernism originally a way to signal taste instead of wealth?
2 months ago
Was modernism originally a way to signal taste instead of wealth?
Quantum Frontiers
What geckos have to do with quantum computing
When my brother and I were little, we sometimes played video games on weekend mornings, before our...
12 months ago
When my brother and I were little, we sometimes played video games on weekend mornings, before our parents woke up. We owned a 3DO console, which ran the game Gex. Gex is named after its main character, a gecko. Stepping … Continue reading →
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)...
Out-of-Pocket Blog
GPT-3 x Healthcare: Democratizing AI | Out-Of-Pocket
ICD-10 vs. GPT-3, who will win?
a year ago
ICD-10 vs. GPT-3, who will win?
Math Is Still...
Why Locusts Swarm, Humans Do Good and Time Marches On
The Joy of Why podcast returns for a third season, with two co-hosts, 24 brilliant guests and 24...
11 months ago
The Joy of Why podcast returns for a third season, with two co-hosts, 24 brilliant guests and 24 all-new episodes.
The post Why Locusts Swarm, Humans Do Good and Time Marches On first appeared on Quanta Magazine
Probably...
Extremes, outliers, and GOATS
The video from my PyData Global 2023 talk, Extremes, outliers, and GOATS, is available now: The...
10 months ago
The video from my PyData Global 2023 talk, Extremes, outliers, and GOATS, is available now: The slides are here. There are two Jupyter notebooks that contain the analysis I presented: Here’s the abstract: The fastest runners are much faster than we expect from a Gaussian...
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...
Many Worlds
The Familiar, Yet So Different, Hydrocarbon Rivers of Titan
There are three planets or moons in our solar system known to now have, or once had, surface rivers,...
a year ago
There are three planets or moons in our solar system known to now have, or once had, surface rivers, lakes, deltas and a hydrologic system. There’s Earth, of course, Mars long ago when it was warmer and wetter, and the so different yet so similar rivers of hydrocarbons on...
nanoscale views
The physics of squeaky shoes
In these unsettling and trying times, I wanted to write about the physics of a challenge I'm facing...
5 months ago
In these unsettling and trying times, I wanted to write about the physics of a challenge I'm facing in my professional life: super squeaky shoes. When I wear a particularly comfortable pair of shoes at work, when I walk in some hallways in my building (but not all), my shoes...
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
nanoscale views
What is a metal-insulator transition?
The recent excitement about the alleged high temperature superconductor "LK99" has introduced some...
a year ago
The recent excitement about the alleged high temperature superconductor "LK99" has introduced some in the public to the idea of a metal-insulator or insulator-metal transition (MIT/IMT). For example, one strong candidate explanation for the sharp drop in resistance as a function...
Explorations of an...
Borneo: Ridiculous Mothing At Trus Madi Entomology Camp
When doing research on the few possible "lifer" birds that I could find on this trip to Sabah, and...
a week ago
When doing research on the few possible "lifer" birds that I could find on this trip to Sabah, and in particular, looking for sites to find the Bornean Frogmouth, I read about the Trus Madi Entomology Camp. This piqued my interest, as there is almost nothing I like more than...
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.
NeuroLogica Blog
Using Cement for Energy Storage
Imagine if every house, every building, came with 1-2 days (or possibly more) of energy storage....
a year ago
Imagine if every house, every building, came with 1-2 days (or possibly more) of energy storage. What if every wind turbine could store a day’s worth of the energy it produces on average? How beneficial would it be if the most common building material the world could be used to...
Probably...
Hazard and Survival
Here’s a question from the Reddit statistics forum. If I have a tumor that I’ve been told has a...
3 weeks ago
Here’s a question from the Reddit statistics forum. If I have a tumor that I’ve been told has a malignancy rate of 2% per year, does that compound? So after 5 years there’s a 10% chance it will turn malignant? This turns out to be an interesting question, because the answer...
Light from Space
The Soul of the Heart Nebula
A spectacular emission Nebula, the Heart Nebula is one of the classics of Northern Hemisphere...
over a year ago
A spectacular emission Nebula, the Heart Nebula is one of the classics of Northern Hemisphere amateury astronomy.
In the gallery below, I've highlighted 3 very different areas of the image:
Left: Planetary Nebula WeBo-1
Middle: Melotte 15 in the... heart of the Heart...
Melting Asphalt
A Nihilist's Guide to Meaning
I've never been plagued by the big existential questions. You know, like What's my purpose? or What...
over a year ago
I've never been plagued by the big existential questions. You know, like What's my purpose? or What does it all mean? Growing up I was a very science-minded kid — still am — and from an early age I learned…
Read more ›
The Works in...
To change a norm
How the war on drunk driving was won
6 months ago
How the war on drunk driving was won
brr
Cape Crozier
A nearby field camp, and my first helicopter flight!
over a year ago
A nearby field camp, and my first helicopter flight!
Math Is Still...
The Tiny Physics Behind Immense Cosmic Eruptions
A new theory describes how particle interactions fuel fast magnetic reconnection, the process behind...
a year ago
A new theory describes how particle interactions fuel fast magnetic reconnection, the process behind solar flares and other astrophysical jets.
The post The Tiny Physics Behind Immense Cosmic Eruptions first appeared on Quanta Magazine
NeuroLogica Blog
Concrete Battery
I know it’s only been a couple of weeks since I wrote about cement, but now I need to write about...
6 months ago
I know it’s only been a couple of weeks since I wrote about cement, but now I need to write about concrete, or potential version of concrete that is able to function as a battery. If we can get the technology to work this could an extremely useful item for a future of green...
Tikalon Blog by Dev...
US Independence Day
Tikalon is on a short holiday in celebration of US Independence Day, July 4, 2024. Our next article...
5 months ago
Tikalon is on a short holiday in celebration of US Independence Day, July 4, 2024. Our next article will be posted on Monday, July 15, 2024. View my version of the iconic image of George Washington's crossing of the Delaware River in which he encounters some unusually large...
The Works in...
Fixing retail with land value capture
How to create beautiful shopping streets everywhere
6 months ago
How to create beautiful shopping streets everywhere
Apoorva Srinivasan
on edward jenner and creativity
One common question that’s on everyone’s minds as we fiercely scrub our hands, pool our resources,...
over a year ago
One common question that’s on everyone’s minds as we fiercely scrub our hands, pool our resources, conserve our consumption, stock up (but not hoard), invent calculus or write King Lear is: when will this end? Nobody knows what the answer to that question is but we
Math Is Still...
The Viral Paleontologist Who Unearths Pathogens’ Deep Histories
Sébastien Calvignac-Spencer searches museum jars for genetic traces of flu, measles and other...
4 months ago
Sébastien Calvignac-Spencer searches museum jars for genetic traces of flu, measles and other viruses. Their evolutionary stories can help treat modern outbreaks and prepare for future ones.
The post The Viral Paleontologist Who Unearths Pathogens’ Deep Histories...
Math Is Still...
What Your Brain Is Doing When You’re Not Doing Anything
When your mind is wandering, your brain’s “default mode” network is active. Its discovery 20 years...
10 months ago
When your mind is wandering, your brain’s “default mode” network is active. Its discovery 20 years ago inspired a raft of research into networks of brain regions and how they interact with each other.
The post What Your Brain Is Doing When You’re Not Doing Anything...
IEEE Spectrum
50 Years Later, This Apollo-Era Antenna Still Talks to Voyager 2
For more than 50 years, Deep Space Station 43 has been an invaluable tool for space probes as they...
8 months ago
For more than 50 years, Deep Space Station 43 has been an invaluable tool for space probes as they explore our solar system and push into the beyond. The DSS-43 radio antenna, located at the Canberra Deep Space Communication Complex, near Canberra, Australia, keeps open the line...
nanoscale views
Items of interest
The start of the semester has been very busy, but here are some items that seem interesting:
As...
3 months ago
The start of the semester has been very busy, but here are some items that seem interesting:
As many know, there has been a lot of controversy in recent years about high pressure measurements of superconductivity. Here is a first-hand take by one of the people who helped bring...
The Works in...
Notes on Progress: An environmentalist gets lunch
Why being an effective environmentalist can often feel like being a bad one
over a year ago
Why being an effective environmentalist can often feel like being a bad one
Marine Madness
Book Club: ‘Sea People: The Puzzle of Polynesia’ by Christina Thompson
Who first settled the islands of the remote Pacific? Where did they come from? How did they get...
over a year ago
Who first settled the islands of the remote Pacific? Where did they come from? How did they get there, and how do we know? The answers to these and more questions are all explored in this mesmerizing novel by Pacific historian Christina Thompson. For over a millennium,...
Explorations of an...
Borneo: Tour Extension To Peninsular Malaysia
After the main Borneo tour had finished, eight of the travellers joined Laura and I on a tour...
a year ago
After the main Borneo tour had finished, eight of the travellers joined Laura and I on a tour extension to peninsular Malaysia. We split our time between two distinct regions: the foothill forests at Fraser’s Hill, and the steamy lowlands of Taman Negara.
Dusky Leaf Monkey -...
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...
Math Is Still...
Perplexing the Web, One Probability Puzzle at a Time
The mathematician Daniel Litt has driven social media users to distraction with a series of...
3 months ago
The mathematician Daniel Litt has driven social media users to distraction with a series of simple-seeming but counterintuitive probability puzzles.
The post Perplexing the Web, One Probability Puzzle at a Time first appeared on Quanta Magazine
nanoscale views
Tour de force work: Bragg, diffraction, and diamond
There are some examples of scientific progress that just seem so far above and beyond the norm, it's...
a year ago
There are some examples of scientific progress that just seem so far above and beyond the norm, it's almost jaw dropping in terms of the mental leap needed for the insight. One example that I always liked to point out to first-year undergrads learning about gravity is Johannes...
Out-of-Pocket Blog
How much is “too much” when it comes to overpromising as a startup? | Out-Of-Pocket
navigating the gray area
a year ago
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
Eukaryote Writes...
Will the growing deer prion epidemic spread to humans? Why not?
If a fatal neurological virus were spreading across deer in the US, and showed up in cooked infected...
a year ago
If a fatal neurological virus were spreading across deer in the US, and showed up in cooked infected meat, my default assumption would be “we're in danger.” But a prion isn’t a virus. Why does that matter?
NeuroLogica Blog
Evidence and the Nanny State Part II
In Part I of this post I outlined some basic considerations in deciding how much the state should...
a year ago
In Part I of this post I outlined some basic considerations in deciding how much the state should impose regulations on people and institutions in order to engineer positive outcomes. In the end the best approach, it seems to me, is a balanced one, where we consider the burden of...
Out-of-Pocket Blog
2022 Healthcare Predictions | Out-Of-Pocket
Nikstradamus strikes again
a year ago
Nikstradamus strikes again
Out-of-Pocket Blog
Big Changes Coming | Out-Of-Pocket
What's temporary vs. permanent?
a year ago
What's temporary vs. permanent?
Probably...
Think Python Goes to Production
Think Python has moved into production, on schedule for the official publication date in July — but...
9 months ago
Think Python has moved into production, on schedule for the official publication date in July — but maybe earlier if things go well. To celebrate, I have posted the next batch of chapters on the new site, up through Chapter 12, which is about Markov text analysis and generation,...
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
Explorations of an...
Monsoon Season In Arizona, Part 2: The Huachucas
September 1, 2024
For the first and only time in the trip I managed a much-needed seven hours of...
2 months ago
September 1, 2024
For the first and only time in the trip I managed a much-needed seven hours of sleep. Unfortunately, some of the others were woken up earlier than they would have liked. The owner of Beatty's Guest Ranch (he lives in a different building on the property) owns a...
Math Is Still...
Machine Learning Aids Classical Modeling of Quantum Systems
By using “classical shadows,” ordinary computers can beat quantum computers at the tricky task of...
a year ago
By using “classical shadows,” ordinary computers can beat quantum computers at the tricky task of understanding quantum behaviors.
The post Machine Learning Aids Classical Modeling of Quantum Systems first appeared on Quanta Magazine
The Works in...
How pour-over coffee got good
While popular with enthusiasts, pour-over coffee frustrated shops because it takes so long to make,...
a week ago
While popular with enthusiasts, pour-over coffee frustrated shops because it takes so long to make, but that's changing.
Uncharted...
100 Billion Humans
The world can carry them!
a month ago
The world can carry them!
Explorations of an...
A Tour Of The Western Galápagos Archipelago
The Galápagos archipelago is one of those must-visit destinations for anyone with an interest in...
a year ago
The Galápagos archipelago is one of those must-visit destinations for anyone with an interest in ecology, evolution, or biogeography. The islands are located in the eastern Pacific where a “hotspot” deep within the earth has been spewing magma for millions of years. The oldest...
NeuroLogica Blog
Nuclear Microreactors
The first nuclear powered vessel was completed in 1959. Since then there have been nuclear powered...
a year ago
The first nuclear powered vessel was completed in 1959. Since then there have been nuclear powered vessels in the oceans, including many nuclear submarines. The obvious advantage is that is such vessels can stay at see for long periods of time without refueling. These ships use...
Casey Handmer's blog
Why do we need a Department of Government Efficiency?
President Trump’s recent sweeping electoral victory is a clear mandate for change. There is some...
2 weeks ago
President Trump’s recent sweeping electoral victory is a clear mandate for change. There is some urgency, and Trump has assembled the early stages of a team and coalition that can deliver it. It’s not exactly a mystery what Elon and Vivek plan for The Department of Government...
Math Is Still...
Behold Modular Forms, the ‘Fifth Fundamental Operation’ of Math
Modular forms are one of the most beautiful and mysterious objects in mathematics. What are they? ...
a year ago
Modular forms are one of the most beautiful and mysterious objects in mathematics. What are they?
The post Behold Modular Forms, the ‘Fifth Fundamental Operation’ of Math first appeared on Quanta Magazine
ToughSF
Fusion without Fissiles: Superbombs and Wilderness Orion
Fusion technology today relies on expensive, building-sized equipment for ignition, or the help of...
over a year ago
Fusion technology today relies on expensive, building-sized equipment for ignition, or the help of an already powerful fission detonation. What if we could do away with both?
Fusion power without the need for fissiles, but also small enough to be launched into space. It is...
Confessions of a...
Cottesloe Fish Habitat Protection Area
Today I am teaching my first tutorial in the second year unit ‘Marine Systems‘, which will introduce...
over a year ago
Today I am teaching my first tutorial in the second year unit ‘Marine Systems‘, which will introduce students to their major project, which is centred around a field trip to the Cottelsoe Fish Habitat Protection Area (CFHPA). I’m pretty excited to introduce a few of my new ideas...
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
Out-of-Pocket Blog
Secret Research Techniques | Out-Of-Pocket
A magician always reveals his tricks for the purposes of engagement
a year ago
A magician always reveals his tricks for the purposes of engagement
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...
nanoscale views
APS March Meeting 2023, Day 2
I ended up spending more time catching up with people this afternoon than going to talks after my...
a year ago
I ended up spending more time catching up with people this afternoon than going to talks after my session ended, but here are a couple of highlights:
There was an invited session about the metal halide perovskites, and there were some interesting talks. My faculty colleague...
Beautiful Public...
The GOES-16 Weather Satellite
Satellites used to observe weather are so ubiquitous it is easy to take them for granted. GOES-16 is...
over a year ago
Satellites used to observe weather are so ubiquitous it is easy to take them for granted. GOES-16 is worthy of your attention.
Interaction Magic -...
Engineering beneath the ice sheet
Living in Greenland, deploying electronic beacons deep beneath the ice.
3 weeks ago
Living in Greenland, deploying electronic beacons deep beneath the ice.
nanoscale views
AI/ML and condensed matter + materials science
Materials define the way we live. That may sound like an exaggeration that I like to spout because...
a year ago
Materials define the way we live. That may sound like an exaggeration that I like to spout because I'm a condensed matter physicist, but it's demonstrably true. Remember, past historians have given us terms like "Stone Age", "Bronze Age", and "Iron Age", and the "Information...
Out-of-Pocket Blog
How To Make Your Own Card Game | Out-Of-Pocket
Want to bring a board or card game to life? Here's what you can expect in terms of costs and money...
a year ago
Want to bring a board or card game to life? Here's what you can expect in terms of costs and money you'll make.
Asterisk
Manufacturing Bliss
A growing community centered on the Bay Area is rediscovering the jhanas, a meditation technique...
8 months ago
A growing community centered on the Bay Area is rediscovering the jhanas, a meditation technique that practitioners claim could upend how we think about the brain — and transform our lives in the process.
NeuroLogica Blog
The Moon Race is On
Back in the 1960 there was a race to land people on the Moon between the US and the Soviet Union....
6 months ago
Back in the 1960 there was a race to land people on the Moon between the US and the Soviet Union. This was very much a part of the cold war, with each country interested in showing off its technical prowess to the world with a technology closely related to that needed to deliver...
nanoscale views
Electronic structure and a couple of fun links
Real life has been very busy recently. Posting will hopefully pick up soon.
One brief item. ...
8 months ago
Real life has been very busy recently. Posting will hopefully pick up soon.
One brief item. Earlier this week, Rice hosted Gabi Kotliar for a distinguished lecture, and he gave a very nice, pedagogical talk about different approaches to electronic structure calculations. ...
Math Is Still...
How Quickly Do Large Language Models Learn Unexpected Skills?
A new study suggests that so-called emergent abilities actually develop gradually and predictably,...
10 months ago
A new study suggests that so-called emergent abilities actually develop gradually and predictably, depending on how you measure them.
The post How Quickly Do Large Language Models Learn Unexpected Skills? first appeared on Quanta Magazine
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...
NeuroLogica Blog
The Role of Plausibility in Science
I have been writing blog posts and engaging in science communication long enough that I have a...
a year ago
I have been writing blog posts and engaging in science communication long enough that I have a pretty good sense how much engagement I am going to get from a particular topic. Some topics are simply more divisive than others (although there is an unpredictable element from social...
NeuroLogica Blog
Should Tech Companies Be Liable for Content
The Supreme Court (SCOTUS) is hearing a case that will have profound effects on social media – is...
a year ago
The Supreme Court (SCOTUS) is hearing a case that will have profound effects on social media – is Google liable for a terrorist killing? The family of Nohemi Gonzalez is suing Google, because she was shot by an Islamic terrorist in 2015 and the family alleges this act was abetted...
Beautiful Public...
Nuclear Weapon Test Films
Lawrence Livermore National Laboratories has an archive of an estimated 10,000 films of nuclear...
a year ago
Lawrence Livermore National Laboratories has an archive of an estimated 10,000 films of nuclear weapons tests from the 1940's - 1960's.
Blog - Practical...
You Spend More on Rust Than Gasoline (Probably)
[Note that this article is a transcript of the video embedded above.]
In July of 1995, Folsom Lake,...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In July of 1995, Folsom Lake, a reservoir created by Folsom Dam in Northern California, reached its full capacity as snow continued to melt in the upstream Sierra. With the power plant shut down for...
Math Is Still...
‘Species Repulsion’ Enables High Biodiversity in Tropical Trees
Because tree seedlings don’t grow as well when close to their parents, more tree species can be...
a year ago
Because tree seedlings don’t grow as well when close to their parents, more tree species can be packed into tropical forests.
The post ‘Species Repulsion’ Enables High Biodiversity in Tropical Trees first appeared on Quanta Magazine
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...
A New Approach to Computation Reimagines Artificial Intelligence
By imbuing enormous vectors with semantic meaning, we can get machines to reason more abstractly —...
a year ago
By imbuing enormous vectors with semantic meaning, we can get machines to reason more abstractly — and efficiently — than before.
The post A New Approach to Computation Reimagines Artificial Intelligence first appeared on Quanta Magazine
Math Is Still...
Most Life on Earth is Dormant, After Pulling an ‘Emergency Brake’
Many microbes and cells are in deep sleep, waiting for the right moment to activate. Biologists...
6 months ago
Many microbes and cells are in deep sleep, waiting for the right moment to activate. Biologists discovered a widespread protein that abruptly shuts down a cell’s activity — and turns it back on just as fast.
The post Most Life on Earth is Dormant, After Pulling an...
Probably...
What does a confidence interval mean?
Here’s another installment in Data Q&A: Answering the real questions with Python. In general, I will...
8 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. In general, I will try to focus on practical problems, but this one is a little more philosophical. confidence What does a confidence interval mean?¶ Here’s a question from the Reddit statistics...
Tikalon Blog by Dev...
Brain Size
Deep thought is what distinguishes humans from other animals. The brain is the medium for thought;...
3 months ago
Deep thought is what distinguishes humans from other animals. The brain is the medium for thought; so, there's the idea that brain size is important, with larger brains allowing more profound thought. Larger brains in hominids appears to have an evolutionary advantage, but the...
Blog - Practical...
How This Bridge Was Rebuilt in 15 Days After Hurricane Ian
[Note that this article is a transcript of the video embedded above.]
On September 28, 2022,...
over a year ago
[Note that this article is a transcript of the video embedded above.]
On September 28, 2022, Hurricane Ian made landfall on the western coast of Florida as a Category 4 storm, bringing enormous volumes of rainfall and extreme winds to the state. Ian was the deadliest hurricane to...
Math Is Still...
Grad Students Find Inevitable Patterns in Big Sets of Numbers
A new proof marks the first progress in decades on a problem about how order emerges from disorder. ...
4 months ago
A new proof marks the first progress in decades on a problem about how order emerges from disorder.
The post Grad Students Find Inevitable Patterns in Big Sets of Numbers first appeared on Quanta Magazine
The Roots of...
What I’ve been reading, March 2023
A new monthly feature, let me know what you think.
Books
Matt Ridley, How Innovation Works (2020)....
a year ago
A new monthly feature, let me know what you think.
Books
Matt Ridley, How Innovation Works (2020). About halfway through, lots of interesting case studies, very readable.
Vaclav Smil, Creating the Twentieth Century (2005). I read the first chapter; saving the rest of it for when...
The Roots of...
2023 in review
2023 was another big year for me and The Roots of Progress.
It was a year when ROP as an...
11 months ago
2023 was another big year for me and The Roots of Progress.
It was a year when ROP as an organization really started to take off. Even though the org itself was formed in 2021, at first it was just a vehicle for my own intellectual work, plus a few side projects. Last year we...
Math Is Still...
How AI Revolutionized Protein Science, but Didn’t End It
Three years ago, Google’s AlphaFold pulled off the biggest artificial intelligence breakthrough in...
5 months ago
Three years ago, Google’s AlphaFold pulled off the biggest artificial intelligence breakthrough in science to date, accelerating molecular research and kindling deep questions about why we do science.
The post How AI Revolutionized Protein Science, but Didn’t End It...
NeuroLogica Blog
New Whale Fossil – Possibly Heaviest Animal Ever
The largest and heaviest animal to ever live on the Earth, as far as we know, is the blue whale,...
a year ago
The largest and heaviest animal to ever live on the Earth, as far as we know, is the blue whale, which is extant today. The blue whale is larger than any dinosaur, even the giant sauropods. The average weight of a blue whale is 160 tons, with the largest specimen being 190 tons,...
Inverted Passion
A primer on dopamine
1/ I recently made notes on the book “Hooked” but wasn’t satisfied by the depth of explanation in...
11 months ago
1/ I recently made notes on the book “Hooked” but wasn’t satisfied by the depth of explanation in it. 2/ I wanted to get down into neuroscience of habit-forming products and that inevitably lead me to the (in)famous neurotransmitter dopamine. 3/ Before we dive into what dopamine...
Math Is Still...
‘Magical’ Error Correction Scheme Proved Inherently Inefficient
Locally correctable codes need barely any information to fix errors, but they’re extremely long. Now...
11 months ago
Locally correctable codes need barely any information to fix errors, but they’re extremely long. Now we know that the simplest versions can’t get any shorter.
The post ‘Magical’ Error Correction Scheme Proved Inherently Inefficient first appeared on Quanta Magazine
Math Is Still...
Are There Reasons to Believe in a Multiverse?
Several areas of physics suggest reasons to think that unobservable universes with different natural...
a year ago
Several areas of physics suggest reasons to think that unobservable universes with different natural laws could lie beyond ours. The theoretical physicist David Kaplan talks with Steven Strogatz about the mysteries that a multiverse would solve.
The post Are There...
Math Is Still...
The Unraveling of Space-Time
This special issue of Quanta Magazine explores the ultimate scientific quest: the search for the...
2 months ago
This special issue of Quanta Magazine explores the ultimate scientific quest: the search for the fundamental nature of reality.
The post The Unraveling of Space-Time first appeared on Quanta Magazine
Out-of-Pocket Blog
Malpractice, Expert Witnesses, and Lawsuits with Dr. Eric Funk | Out-Of-Pocket
Suits and White Coats
a year ago
The Works in...
History is in the making
It's technology and ideas, not politics, that change our lives the most. History should reflect...
3 weeks ago
It's technology and ideas, not politics, that change our lives the most. History should reflect that.
Math Is Still...
In Highly Connected Networks, There’s Always a Loop
Mathematicians show that graphs of a certain common type must contain a route that visits each point...
6 months ago
Mathematicians show that graphs of a certain common type must contain a route that visits each point exactly once.
The post In Highly Connected Networks, There’s Always a Loop first appeared on Quanta Magazine
Asterisk
China’s Policy Failures
China’s experimental policy regime catalyzed the country’s economic ascent. Today, the system seems...
10 months ago
China’s experimental policy regime catalyzed the country’s economic ascent. Today, the system seems incapable of providing effective governance.
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...
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...
A New Kind of Symmetry Shakes Up Physics
So-called “higher symmetries” are illuminating everything from particle decays to the behavior of...
a year ago
So-called “higher symmetries” are illuminating everything from particle decays to the behavior of complex quantum systems.
The post A New Kind of Symmetry Shakes Up Physics first appeared on Quanta Magazine
nanoscale views
Noise in a strange metal - pushing techniques into new systems
Over the holiday weekend, we had a paper come out in which we report the results of measuring charge...
a year ago
Over the holiday weekend, we had a paper come out in which we report the results of measuring charge shot noise (see here also) in a strange metal. Other write-ups of the work (here and especially this nice article in Quanta here) do a good job of explaining what we saw, but I...
Damn Interesting
The Anticipated Future of the Moon
When the Earth was young, shortly after the moon formed, our planet was spinning so fast that a day...
over a year ago
When the Earth was young, shortly after the moon formed, our planet was spinning so fast that a day was approximately five hours long. During the intervening billions of years, the dragging effect of the moon’s gravity slowed the Earth’s spin to the 24-hour day we now observe....
nanoscale views
What is the thermal Hall effect?
One thing that physics and mechanical engineering students learn early on is that there are often...
a year ago
One thing that physics and mechanical engineering students learn early on is that there are often analogies between charge flow and heat flow, and this is reflected in the mathematical models we use to describe charge and heat transport. We use Ohm's law,...
Stephen Wolfram...
When Exactly Will the Eclipse Happen? A Multimillennium Tale of Computation
Updated and expanded from a post for the eclipse of August 21, 2017. Preparing for April 8, 2024 On...
8 months ago
Updated and expanded from a post for the eclipse of August 21, 2017. Preparing for April 8, 2024 On April 8, 2024, there’s going to be a total eclipse of the Sun visible on a line across the US. But when exactly will the eclipse occur at a given location? Being able to predict...
NeuroLogica Blog
3D Printed Rocket Launches
This is one of those technology news stories where the implications of the technology is greater...
a year ago
This is one of those technology news stories where the implications of the technology is greater than the thing itself. Relativity Space, a rocket company based in California, launched their first Terran-1 rocket. The launch ultimately failed when the second stage failed to...
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...
Math Is Still...
What Has the Pandemic Taught Us About Vaccines?
Should Covid-19 vaccines be judged by how well they prevent disease or how well they prevent death?...
a year ago
Should Covid-19 vaccines be judged by how well they prevent disease or how well they prevent death? Anna Durbin, a public health expert and vaccine researcher, talks with Steven Strogatz about the science behind vaccines.
The post What Has the Pandemic Taught Us About...
Math Is Still...
An Enormous Gravity ‘Hum’ Moves Through the Universe
Astronomers have found a background din of exceptionally long-wavelength gravitational waves...
a year ago
Astronomers have found a background din of exceptionally long-wavelength gravitational waves pervading the cosmos.
The post An Enormous Gravity ‘Hum’ Moves Through the Universe first appeared on Quanta Magazine
ToughSF
Nuclear Conversion for Starship
There has been much discussion about converting the SpaceX Starship to use nuclear propulsion. It...
over a year ago
There has been much discussion about converting the SpaceX Starship to use nuclear propulsion. It would allow for a great increase in specific impulse and a massive extension of mission capabilities.
But is it actually worthwhile?
The image above is modified from...
IEEE Spectrum
Sci-fi and Hi-fi
Many a technologist has been inspired by science fiction. Some have even built, or rebuilt, entire...
9 months ago
Many a technologist has been inspired by science fiction. Some have even built, or rebuilt, entire companies around an idea introduced in a story they read, as the founders of Second Life and Meta did, working from the metaverse as imagined by Neal Stephenson in his seminal 1992...
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
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...
Asterisk
How to Prevent the Next Pandemic
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there...
over a year ago
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there are smart ways to prevent it.
Probably...
Probably Overthinking It Notebooks
To celebrate one month since the launch of Probably Overthinking It, I’m releasing the Jupyter...
11 months ago
To celebrate one month since the launch of Probably Overthinking It, I’m releasing the Jupyter notebooks I used to create the book. There’s one per chapter, and they contain all of the code I used to do the analysis and generate the figures. So if you are curious about the...
Quantum Frontiers
My favorite rocket scientist
Whenever someone protests, “I’m not a rocket scientist,” I think of my friend Jamie Rankin. Jamie is...
5 months ago
Whenever someone protests, “I’m not a rocket scientist,” I think of my friend Jamie Rankin. Jamie is a researcher at Princeton University, and she showed me her lab this June. When I first met Jamie, she was testing instruments to … Continue reading →
Math Is Still...
Physicists Observe ‘Unobservable’ Quantum Phase Transition
Measurement and entanglement both have a “spooky” nonlocal flavor to them. Now physicists are...
a year ago
Measurement and entanglement both have a “spooky” nonlocal flavor to them. Now physicists are harnessing that nonlocality to probe the spread of quantum information and control it.
The post Physicists Observe ‘Unobservable’ Quantum Phase Transition first appeared on...
Math Is Still...
Underground Cells Make ‘Dark Oxygen’ Without Light
In some deep subterranean aquifers, cells have a chemical trick for making oxygen that could sustain...
a year ago
In some deep subterranean aquifers, cells have a chemical trick for making oxygen that could sustain whole underground ecosystems.
The post Underground Cells Make ‘Dark Oxygen’ Without Light first appeared on Quanta Magazine
Math Is Still...
Rogue Worlds Throw Planetary Ideas Out of Orbit
Scientists have recently discovered scores of free-floating worlds that defy classification. The new...
a year ago
Scientists have recently discovered scores of free-floating worlds that defy classification. The new observations have forced them to rethink their theories of star and planet formation.
The post Rogue Worlds Throw Planetary Ideas Out of Orbit first appeared on Quanta...
nanoscale views
Some recent papers of interest
A couple of recent papers that seem interesting and I need to read more closely:
This paper in...
a year ago
A couple of recent papers that seem interesting and I need to read more closely:
This paper in Nature, a collaboration between folks at Ohio University and Argonne, is a neat combination of scanning tunneling microscopy and (synchrotron-enabled) resonant x-ray absorption. The...
Out-of-Pocket Blog
Physicians and Pharma Marketing | Out-Of-Pocket
oh we getting that drug money
a year ago
oh we getting that drug money
The Works in...
From MANUALS to YOUTUBE
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
nanoscale views
Dye-sensitized solar cells - an idea whose time has finally come?
Dyes are generally small molecules that have electronic transitions with energies corresponding...
11 months ago
Dyes are generally small molecules that have electronic transitions with energies corresponding to the visible spectrum of light (around 1-3 eV). Around 35 years ago, the idea was put forward, particularly by Michael Grätzel and Brian O'Regan, to couple dye molecules to...
nanoscale views
Wind-up nanotechnology
When I was a kid, I used to take allowance money and occasionally buy rubber-band-powered balsa wood...
7 months ago
When I was a kid, I used to take allowance money and occasionally buy rubber-band-powered balsa wood airplanes at a local store. Maybe you've seen these. You wind up the rubber band, which stretches the elastomer and stores energy in the elastic strain of the polymer, as in...
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...
Drew Ex Machina
The Largest Launch Vehicles in Service – 1957 to the Present
With the successful launch of NASA’s Artemis I test flight, we now have a new holder of the title...
over a year ago
With the successful launch of NASA’s Artemis I test flight, we now have a new holder of the title “the largest launch vehicle in service”: the […]
Math Is Still...
The Brain Region That Controls Movement Also Guides Feelings
The cerebellum is responsible for far more than coordinating movement. New techniques reveal that it...
11 months ago
The cerebellum is responsible for far more than coordinating movement. New techniques reveal that it is, in fact, a hub of sensory and emotional processing in the brain.
The post The Brain Region That Controls Movement Also Guides Feelings first appeared on Quanta...
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...
nanoscale views
Fiber optics + a different approach to fab
Two very brief items of interest:
This article is a nice popular discussion of the history of...
3 months ago
Two very brief items of interest:
This article is a nice popular discussion of the history of fiber optics and the remarkable progress it's made for telecommunications. If you're interested in a more expansive but very accessible take on this, I highly recommend City of...
Stephen Wolfram...
What’s Really Going On in Machine Learning? Some Minimal Models
The Mystery of Machine Learning It’s surprising how little is known about the foundations of machine...
4 months ago
The Mystery of Machine Learning It’s surprising how little is known about the foundations of machine learning. Yes, from an engineering point of view, an immense amount has been figured out about how to build neural nets that do all kinds of impressive and sometimes almost...
The Works in...
Issue 09: Cheap shots and killer bots
Plus: Why scientific writing is so bad, how to stop snakebites from killing 100,000 people every...
over a year ago
Plus: Why scientific writing is so bad, how to stop snakebites from killing 100,000 people every year, and what science can learn from the fight against global poverty.
NeuroLogica Blog
The Potential of AI + CRISPR
In my book, which I will now shamelessly promote – The Skeptics’ Guide to the Future – my coauthors...
3 months ago
In my book, which I will now shamelessly promote – The Skeptics’ Guide to the Future – my coauthors and I discuss the incredible potential of information-based technologies. As we increasingly transition to digital technology, we can leverage the increasing power of computer...
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part II
Yesterday’s post was the first in an exchange about the effects of climate change on public health....
a year ago
Yesterday’s post was the first in an exchange about the effects of climate change on public health. Today’s post is my response. Part II Climate change is a critically important topic for society today, and it’s important that the public have a working knowledge of the facts,...
Asterisk
The Illogic of Nuclear Escalation
How much is enough? It’s the most basic question in the nuclear arms race. For over sixty years, few...
over a year ago
How much is enough? It’s the most basic question in the nuclear arms race. For over sixty years, few have asked it, and even fewer have received an answer.
Quantum Frontiers
Announcing the quantum-steampunk creative-writing course!
Why not run a quantum-steampunk creative-writing course? Quantum steampunk, as Quantum Frontiers...
3 months ago
Why not run a quantum-steampunk creative-writing course? Quantum steampunk, as Quantum Frontiers regulars know, is the aesthetic and spirit of a growing scientific field. Steampunk is a subgenre of science fiction. In it, futuristic technologies invade Victorian-era settings:...
NeuroLogica Blog
Science News in 2023
This is not exactly a “best of” because I don’t know how that applies to science news, but here are...
a year ago
This is not exactly a “best of” because I don’t know how that applies to science news, but here are what I consider to be the most impactful science news stories of 2023 (or at least the ones that caught by biased attention). This was a big year for medical breakthroughs. We are...
Math Is Still...
Cellular Self-Destruction May Be Ancient. But Why?
How did cells evolve a process to end their own lives? Recent research suggests that apoptosis, a...
9 months ago
How did cells evolve a process to end their own lives? Recent research suggests that apoptosis, a form of programmed cell death, first arose billions of years ago in bacteria with a primitive sociality.
The post Cellular Self-Destruction May Be Ancient. But Why? first...
nanoscale views
Strategic planning + departmental reviews
It's been a while since I've written a post about the ways of academia, so I thought it might be...
a year ago
It's been a while since I've written a post about the ways of academia, so I thought it might be time, though it's not exactly glamorous or exciting. There are certain cycles in research universities, and two interrelated ones are the cycle of departmental strategic planning and...
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
brr
Redeployment Part Two
Station opening, and my flight out of Pole!
11 months ago
Station opening, and my flight out of Pole!
Math Is Still...
These Moons Are Dark and Frozen. So How Can They Have Oceans?
The moons orbiting Jupiter and Saturn appear to have subsurface oceans — tantalizing targets in the...
a year ago
The moons orbiting Jupiter and Saturn appear to have subsurface oceans — tantalizing targets in the search for life beyond Earth. But it’s not clear why these seas exist at all.
The post These Moons Are Dark and Frozen. So How Can They Have Oceans? first appeared on...
Math Is Still...
Complexity Theory’s 50-Year Journey to the Limits of Knowledge
How hard is it to prove that problems are hard to solve? Meta-complexity theorists have been asking...
a year ago
How hard is it to prove that problems are hard to solve? Meta-complexity theorists have been asking questions like this for decades. A string of recent results has started to deliver answers.
The post Complexity Theory’s 50-Year Journey to the Limits of Knowledge...
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.
Confessions of a...
My Teaching Philosophy
As mentioned previously, I need to complete a teaching portfolio over my year as a lecturing intern...
over a year ago
As mentioned previously, I need to complete a teaching portfolio over my year as a lecturing intern as part of the PTIS scheme. Central to this portfolio is a personal teaching philosophy, detailing why teaching is important to me, what my objectives are as a teacher, what...
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...
Eukaryote Writes...
I got dysentery so you don’t have to
On turning 30 in a human challenge trial ward.
2 months ago
On turning 30 in a human challenge trial ward.
wadertales
How successful are headstarted waders
We know that headstarting (hatching eggs in captivity and rearing chicks through to fledging) can...
2 months ago
We know that headstarting (hatching eggs in captivity and rearing chicks through to fledging) can boost the number of young waders in a population. However, the sustainability of this intervention is dependent upon several factors that apply after the point of release. A paper in...
IEEE Spectrum
How Tech Automated the January 6 Investigations
Josh Coker’s Facebook page doesn’t show any MAGA memes or Trump quotes. He wasn’t live-streaming on...
11 months ago
Josh Coker’s Facebook page doesn’t show any MAGA memes or Trump quotes. He wasn’t live-streaming on 6 January 2021, and no one has ever stepped forward to identify him as one of the mob that stormed the US Capitol that day.
Oregon, Ohio, with five counts connected to the failed...
Quantum Frontiers
The Noncommuting-Charges World Tour (Part 1 of 4)
Introduction: “Once Upon a Time”…with a twist Thermodynamics problems have surprisingly many...
10 months ago
Introduction: “Once Upon a Time”…with a twist Thermodynamics problems have surprisingly many similarities with fairy tales. For example, most of them begin with a familiar opening. In thermodynamics, the phrase “Consider an isolated box of particles” serves a similar purpose …...
NeuroLogica Blog
Evolution and Copy-Paste Errors
Evolution deniers (I know there is a spectrum, but generally speaking) are terrible scientists and...
8 months ago
Evolution deniers (I know there is a spectrum, but generally speaking) are terrible scientists and logicians. The obvious reason is because they are committing the primary mortal sin of pseudoscience – working backwards from a desired conclusion rather than following evidence and...
Asterisk
America Doesn’t Know Tofu
China has spent millennia exploring the culinary possibilities of soybean curds. The West has barely...
a year ago
China has spent millennia exploring the culinary possibilities of soybean curds. The West has barely scratched the surface.
Uncharted...
Interesting News & Game Theory of Sex | Q3 2024
Trans & bathrooms, the end of nation states, woke pendulum, trigger warnings, is breastfeeding...
2 months ago
Trans & bathrooms, the end of nation states, woke pendulum, trigger warnings, is breastfeeding actually good for IQ, are differences in household work justified, and more
Math Is Still...
Computer Scientists Establish the Best Way to Traverse a Graph
Dijkstra’s algorithm was long thought to be the most efficient way to find a graph’s best routes....
a month ago
Dijkstra’s algorithm was long thought to be the most efficient way to find a graph’s best routes. Researchers have now proved that it’s “universally optimal.”
The post Computer Scientists Establish the Best Way to Traverse a Graph first appeared on Quanta Magazine
Math Is Still...
The Two Faces of Space-Time
A mysterious phenomenon known as duality often leads to new discoveries in physics. This time,...
2 months ago
A mysterious phenomenon known as duality often leads to new discoveries in physics. This time, space-time itself can sometimes be two things at once.
The post The Two Faces of Space-Time first appeared on Quanta Magazine
Explorations of an...
Río Bigal Biological Reserve - Pristine Foothill Forest In Eastern Ecuador
"What has been your favourite country that you have visited?"
People often ask me various...
a year ago
"What has been your favourite country that you have visited?"
People often ask me various iterations of this question when they hear about the traveling that Laura and I have been fortunate to have done. Sometimes I say Colombia, sometimes I say Peru, but usually I don't name a...
Out-of-Pocket Blog
Weird issues in value-based care | Out-Of-Pocket
Thoughts on value-based care from people actually building in it
2 months ago
Thoughts on value-based care from people actually building in it
The Works in...
Britain’s interwar apartment boom
A decade of Art Deco densification
9 months ago
A decade of Art Deco densification
Probably...
Smoking Causes Cancer
In the preface of Probably Overthinking It, I wrote: Sometimes interpreting data is easy. For...
a year ago
In the preface of Probably Overthinking It, I wrote: Sometimes interpreting data is easy. For example, one of the reasons we know that smoking causes lung cancer is that when only 20% of the population smoked, 80% of people with lung cancer were smokers. If you are a doctor who...
Probably...
Bootstrapping a Proportion
It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
2 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. Here’s a question from the Reddit statistics forum. How do I use bootstrapping to generate confidence intervals for a...
symmetry magazine
IceCube and NANOGrav open new windows onto the universe
New results from a neutrino telescope and a gravitational-wave observatory show how astronomers use...
a year ago
New results from a neutrino telescope and a gravitational-wave observatory show how astronomers use different forms of messengers to study the cosmos.
brr
Engineering for Slow Internet
How to minimize user frustration in Antarctica.
6 months ago
How to minimize user frustration in Antarctica.
nanoscale views
Guide to faculty searches, 2024 edition
As you can tell from my posting frequency lately, I have been unusually busy. I hope to be writing...
2 months ago
As you can tell from my posting frequency lately, I have been unusually busy. I hope to be writing about more condensed matter and nano science soon. In the meantime, I realized that I have not re-posted or updated my primer on how tenure-track faculty searches work in physics...
Quantum Frontiers
Winners of the Quantum-Steampunk Short-Story Contest
During the past seven months, I’ve steamed across the Atlantic, sailed in a flying castle,...
a year ago
During the past seven months, I’ve steamed across the Atlantic, sailed in a flying castle, teleported across the globe, and shuttled forward and backward in time. Literarily, not literally—the Quantum-Steampunk Short-Story Contest began welcoming submissions in October 2022. We...
Out-of-Pocket Blog
Healthcare Ideas That Look Good But Are Bad | Out-Of-Pocket
clinical trial matching, "find a specialist", and more
8 months ago
clinical trial matching, "find a specialist", and more
Andrew Fraknoi –...
Enjoy the Coming Leap Day: Some Thoughts about the Calendar
This year February will have an extra day -- we discuss why?
The post Enjoy the Coming Leap Day: ...
10 months ago
This year February will have an extra day -- we discuss why?
The post Enjoy the Coming Leap Day: Some Thoughts about the Calendar appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
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...
Math Is Still...
The Question of What’s Fair Illuminates the Question of What’s Hard
Computational complexity theorists have discovered a surprising new way to understand what makes...
6 months ago
Computational complexity theorists have discovered a surprising new way to understand what makes certain problems hard.
The post The Question of What’s Fair Illuminates the Question of What’s Hard first appeared on Quanta Magazine
NeuroLogica Blog
AI Designed Drugs
On a recent SGU live streaming discussion someone in the chat asked – aren’t frivolous AI...
8 months ago
On a recent SGU live streaming discussion someone in the chat asked – aren’t frivolous AI applications just toys without any useful output? The question was meant to downplay recent advances in generative AI. I pointed out that the question is a bit circular – aren’t frivolous...
Blog - Practical...
Endeavour's Wild Journey Through the Streets of Los Angeles
[Note that this article is a transcript of the video embedded above.]
In May of 1992, the Space...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In May of 1992, the Space Shuttle Endeavour launched to low earth orbit on its very first flight. That first mission was a big one: the crew captured a wayward communications satellite stuck in the wrong orbit,...
IEEE Spectrum
The Lisa Was Apple’s Best Failure
Happy 40th Birthday to Lisa! The Apple Lisa computer, that is. In celebration of this milestone, the...
a year ago
Happy 40th Birthday to Lisa! The Apple Lisa computer, that is. In celebration of this milestone, the Computer History Museum has received permission from Apple to release the source code to the Lisa, including its system and applications software.
You can access the Lisa source...
NeuroLogica Blog
The Neolithic Revolution
What was the greatest invention of human civilization? Arguably it was agriculture, which allowed...
5 months ago
What was the greatest invention of human civilization? Arguably it was agriculture, which allowed for civilization itself. Prior to agriculture humans were some combination of hunters, gatherers, scavengers, and fishers. We lived off the land, which was a full-time job. Many...
NeuroLogica Blog
The Conversation Gets it Wrong on GMOs
Even high quality media outlets will get it wrong from time to time. I notice this tends to happen...
a year ago
Even high quality media outlets will get it wrong from time to time. I notice this tends to happen when there is a mature and sophisticated propaganda campaign that has had enough time and reach to essentially gaslight a major portion of the public, and further where a particular...
NeuroLogica Blog
Being Trans Is Not A Mental Illness
On the current episode of the SGU, because it is pride month, we expressed our general support for...
a year ago
On the current episode of the SGU, because it is pride month, we expressed our general support for the LGBTQ community. I also opined about how important it is to respect individual liberty, the freedom to simply live your authentic life as you choose, and how ironic it is that...
Math Is Still...
Mathematicians Discover New Shapes to Solve Decades-Old Geometry Problem
Mathematicians have long wondered how “shapes of constant width” behave in higher dimensions. A...
3 months ago
Mathematicians have long wondered how “shapes of constant width” behave in higher dimensions. A surprisingly simple construction has given them an answer.
The post Mathematicians Discover New Shapes to Solve Decades-Old Geometry Problem first appeared on Quanta...
IEEE Spectrum
How Vannevar Bush Engineered the 20th Century
In the summer of 1945, Robert J. Oppenheimer and other key members of the Manhattan Project gathered...
6 months ago
In the summer of 1945, Robert J. Oppenheimer and other key members of the Manhattan Project gathered in New Mexico to witness the first atomic bomb test. Among the observers was Vannevar Bush, who had overseen the Manhattan Project and served as the sole liaison to U.S. President...
NeuroLogica Blog
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...
Why Bridges Don't Sink
[Note that this article is a transcript of the video embedded above.]
The essence of a bridge is not...
5 months ago
[Note that this article is a transcript of the video embedded above.]
The essence of a bridge is not just that it goes over something, but that there’s clear space underneath for a river, railway, or road. Maybe this is already obvious to you, but bridges present a unique...
The Roots of...
If you wish to make an apple pie, you must first become dictator of the universe
The word “robot” is derived from the Czech robota, which means “serfdom.” It was introduced over a...
a year ago
The word “robot” is derived from the Czech robota, which means “serfdom.” It was introduced over a century ago by the Czech play R.U.R., for “Rossum’s Universal Robots.” In the play, the smartest and best-educated of the robots leads a slave revolt that wipes out most of...
Math Is Still...
A New Generation of Mathematicians Pushes Prime Number Barriers
New work attacks a long-standing barrier to understanding how prime numbers are distributed. ...
a year ago
New work attacks a long-standing barrier to understanding how prime numbers are distributed.
The post A New Generation of Mathematicians Pushes Prime Number Barriers first appeared on Quanta Magazine
NeuroLogica Blog
DNA Nanorobot Kill Switch for Cancer
How’s that for a provocative title? But it is technically accurate. The title of the paper in...
5 months ago
How’s that for a provocative title? But it is technically accurate. The title of the paper in question is: “A DNA robotic switch with regulated autonomous display of cytotoxic ligand nanopatterns.” The study is a proof of concept in an animal model, so we are still years away...
wadertales
WaderTales blogs in 2022
Here are brief summaries of the sixteen WaderTales blogs that were published in 2022. I have grouped...
over a year ago
Here are brief summaries of the sixteen WaderTales blogs that were published in 2022. I have grouped the blogs into sections; problems with trees, more research from Iceland, Curlews, news from the East Asian-Australasian Flyway, tracking and updates. As ever, I am grateful to...
Math Is Still...
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
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-...
Math Is Still...
New Proof Shows That ‘Expander’ Graphs Synchronize
The proof establishes new conditions that cause connected oscillators to sway in sync. ...
a year ago
The proof establishes new conditions that cause connected oscillators to sway in sync.
The post New Proof Shows That ‘Expander’ Graphs Synchronize first appeared on Quanta Magazine
IEEE Spectrum
Saving the Big Bang (Antenna)
The antenna that discovered a cosmic microwave background coming from all directions in...
a year ago
The antenna that discovered a cosmic microwave background coming from all directions in space—cementing the theory that the universe was created in a big bang—now stares down its own topsy-turvy future. Its owner says the hardware will be preserved, but the fate of the historical...
Math Is Still...
Cells Across the Tree of Life Exchange ‘Text Messages’ Using RNA
Cells across the tree of life can swap short-lived messages encoded by RNA — missives that resemble...
3 months ago
Cells across the tree of life can swap short-lived messages encoded by RNA — missives that resemble a quick text rather than a formal memo on letterhead.
The post Cells Across the Tree of Life Exchange ‘Text Messages’ Using RNA first appeared on Quanta Magazine
Wanderingspace
Space-X Looking Like 2001 Space Odyssey
Amazing shot. Looks like a movie.
a year ago
Amazing shot. Looks like a movie.
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?
NeuroLogica Blog
New Platform for Timed Drug Release
This is one of those technologies that most people probably never think about, but could potentially...
a year ago
This is one of those technologies that most people probably never think about, but could potentially have a significant impact on our lives – timed drug release. The concept is nothing new, but there is a lot of room for improvement on current technologies. We already have...
nanoscale views
Materials characterization techniques – a brief glossary
Suppose someone has synthesized or found what they think is a new material. How do people studying...
11 months ago
Suppose someone has synthesized or found what they think is a new material. How do people studying materials (condensed matter physicists, materials scientists, materials chemists) figure out what they have and understand its properties? That's the puzzle-solving aspect of...
NeuroLogica Blog
Problems with the Institute Of Noetic Sciences
I was interviewed recently for a Daily Beast article on recent research involving the Institute of...
a year ago
I was interviewed recently for a Daily Beast article on recent research involving the Institute of Noetic Sciences (IONS). Overall the article is very good, and author Maddie Bender was fair and reasonable in how I was quoted. I can’t always take that as a given. No matter how...
Explorations of an...
A Quest Nature Tour To Borneo: Tabin Wildlife Reserve And Danum Valley
We left the Kinabatangan River behind and transferred to our next destination, the Tabin Wildlife...
a month ago
We left the Kinabatangan River behind and transferred to our next destination, the Tabin Wildlife Reserve. This is the largest swath of protected forest; an area of lowland primary and logged forest that is home to iconic species like the Bornean Pygmy Elephant, the Sun Bear and...
NeuroLogica Blog
The Clipper Europa Mission
I wrote earlier this week about the latest successful test of Starship and the capture of the Super...
2 months ago
I wrote earlier this week about the latest successful test of Starship and the capture of the Super Heavy booster by grabbing arms of the landing tower. This was quite a feat, but it should not eclipse what was perhaps even bigger space news this week – the launch of NASAs...
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
Beautiful Public...
The Style Guide for America’s Highways: The Manual on Uniform Traffic Control Devices
Driving across America, you will encounter a wide variety of cultures, landscapes, people and...
a year ago
Driving across America, you will encounter a wide variety of cultures, landscapes, people and animals. But the one consistent thing that will stay the same from Maine to California are the signs you pass on the highway. That is because America’s roads and highways have a big, fat...
NeuroLogica Blog
Coal vs Natural Gas
In the last 18 years, since 2005, the US has decreased our CO2 emissions due to electricity...
a year ago
In the last 18 years, since 2005, the US has decreased our CO2 emissions due to electricity generation by 32%, 819 million metric tons of CO2 per year. Thirty percent of this decline can be attributed to renewable energy generation. But 65% is attributed to essentially replacing...
symmetry magazine
Applications of quantum mechanics at the beach
How does sunscreen work on the atomic level?
a year ago
How does sunscreen work on the atomic level?
Damn Interesting
Hunting For Kobyla
On a January day in 1964, something remarkable happened: Simon Wiesenthal took the afternoon off. He...
over a year ago
On a January day in 1964, something remarkable happened: Simon Wiesenthal took the afternoon off. He parked himself at a table on the terrace of Tel Aviv’s Café Roval, soaking up the sunshine as if he wished to bottle it. The friend he’d come to meet was late, but Wiesenthal had...
Out-of-Pocket Blog
The Reality of Real-World Evidence | Out-Of-Pocket
Real recognize real...sort of
a year ago
Real recognize real...sort of
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
Math Is Still...
What Are Sheaves?
These metaphorical gardens have become central objects in modern mathematics.
The post...
5 months ago
These metaphorical gardens have become central objects in modern mathematics.
The post What Are Sheaves? first appeared on Quanta Magazine
nanoscale views
Favorite science fiction invention?
In the forward-looking spirit of the New Year, it might be fun to get readers’ opinions of their...
a year ago
In the forward-looking spirit of the New Year, it might be fun to get readers’ opinions of their favorite science fiction inventions. I wrote about favorite sci-fi materials back in 2015, but let’s broaden the field. Personally, I’m a fan of the farcaster (spoiler warning!) from...
Drew Ex Machina
First Pictures: NASA’s Mars Pathfinder – July 4, 1997
During the morning hours of July 4, 1997, I experienced a strange sense of déjà vu as I sat glued to...
over a year ago
During the morning hours of July 4, 1997, I experienced a strange sense of déjà vu as I sat glued to the television set watching live […]
Quantum Frontiers
To thermalize, or not to thermalize, that is the question.
If Hamlet had been a system of noncommuting charges, his famous soliloquy may have gone like this…...
8 months ago
If Hamlet had been a system of noncommuting charges, his famous soliloquy may have gone like this… To thermalize, or not to thermalize, that is the question:Whether ’tis more natural for the system to sufferThe large entanglement of thermalizing dynamics,Or … Continue reading →
IEEE Spectrum
Ethernet is Still Going Strong After 50 Years
The Xerox Palo Alto Research Center in California has spawned many pioneering computer technologies...
a year ago
The Xerox Palo Alto Research Center in California has spawned many pioneering computer technologies including the Alto—the first personal computer to use a graphical user interface—and the first laser printer.
The PARC facility also is known for the invention of Ethernet, a...
nanoscale views
APS March Meeting 2023 - coming soon
I will be attending the 2023 APS March Meeting in Las Vegas this week. I will do my best to try to...
a year ago
I will be attending the 2023 APS March Meeting in Las Vegas this week. I will do my best to try to report on some highlights daily, though that may be more challenging than usual for me this time around (looming proposal deadline that I suspect all of my condensed matter faculty...
nanoscale views
New paper - plasmons, excitons, and steering energy
We have a new paper out in Nano Letters (arxiv version here), and I wanted to explain a bit about it...
a year ago
We have a new paper out in Nano Letters (arxiv version here), and I wanted to explain a bit about it and why I think it's a really cool result.
I've written before about the Purcell Effect. When we study quantum mechanics, we learn that the rates of processes, like the...
Out-of-Pocket Blog
Announcing the Out-Of-Pocket Job Board! | Out-Of-Pocket
Recruiting a ton? Get your healthcare jobs in front of the right people
a year ago
Recruiting a ton? Get your healthcare jobs in front of the right people
Out-of-Pocket Blog
Silly little rules in healthcare | Out-Of-Pocket
The industry is chock full of ‘em, here's 3
6 months ago
The industry is chock full of ‘em, here's 3
Beautiful Public...
Trademark Design Codes
The United States Patent and Trademark Office has a system of 1,400 descriptive "design codes"...
8 months ago
The United States Patent and Trademark Office has a system of 1,400 descriptive "design codes" allowing you to search for trademarks with “Rickshaws”, “Centaurs” or “Mechanical women”.
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
Out-of-Pocket Blog
The Ins-and-Outs of Cancer Care Navigators With Laura Stratte | Out-Of-Pocket
What are cancer care navigators and what issues do they face?
a year ago
What are cancer care navigators and what issues do they face?
Math Is Still...
Can Space-Time Be Saved?
Curious connections between physics and math suggest to Latham Boyle that space-time may survive the...
2 months ago
Curious connections between physics and math suggest to Latham Boyle that space-time may survive the jump to the next theory of reality.
The post Can Space-Time Be Saved? first appeared on Quanta Magazine
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...
Chris Grossack's...
Internal Group Actions as Enriched Functors
Earlier today this month on the Category Theory Zulip, Bernd Losert asked an
extremely natural...
10 months ago
Earlier today this month on the Category Theory Zulip, Bernd Losert asked an
extremely natural question about how we might study topological group
actions via the functorial approach beloved by category theorists.
The usual story is to treat a group $G$ as a one-object...
IEEE Spectrum
This 1920 Chess Automaton Was Wired to Win
The Mechanical Turk was a fraud. The chess-playing automaton, dressed in a turban and elaborate...
a year ago
The Mechanical Turk was a fraud. The chess-playing automaton, dressed in a turban and elaborate Ottoman robes, toured Europe in the closing decades of the 18th century accompanied by its inventor Wolfgang von Kempelen. The Turk wowed Austrian empress Maria Theresa, French emperor...
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
NeuroLogica Blog
Ghosts Are Not Real
It’s Halloween, so there are a lot of fluff pieces about ghosts and similar phenomena circulating in...
a year ago
It’s Halloween, so there are a lot of fluff pieces about ghosts and similar phenomena circulating in the media. There are some good skeptical pieces as well, which is always nice to see. For this piece I did not want to frame the headline as a question, which I think is...
symmetry magazine
LHC experiments see four top quarks
The ATLAS and CMS experiments have observed a process 4,000 times rarer than the production of Higgs...
a year ago
The ATLAS and CMS experiments have observed a process 4,000 times rarer than the production of Higgs bosons.
The ATLAS and CMS experiments have successfully detected the production of a quartet of top quarks during high-energy proton collisions inside the Large...
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...
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.
Math Is Still...
The Lawlessness of Large Numbers
Mathematicians can often figure out what happens as quantities grow infinitely large. What about...
a year ago
Mathematicians can often figure out what happens as quantities grow infinitely large. What about when they are just a little big?
The post The Lawlessness of Large Numbers first appeared on Quanta Magazine
Math Is Still...
With Fifth Busy Beaver, Researchers Approach Computation’s Limits
After decades of uncertainty, a motley team of programmers has proved precisely how complicated...
5 months ago
After decades of uncertainty, a motley team of programmers has proved precisely how complicated simple computer programs can get.
The post With Fifth Busy Beaver, Researchers Approach Computation’s Limits first appeared on Quanta Magazine
Math Is Still...
Magnetism May Have Given Life Its Molecular Asymmetry
The preferred “handedness” of biomolecules could have emerged from biased interactions between...
a year ago
The preferred “handedness” of biomolecules could have emerged from biased interactions between electrons and magnetic surfaces, new research suggests.
The post Magnetism May Have Given Life Its Molecular Asymmetry first appeared on Quanta Magazine
Cremieux Recueil
Just Pay Them Off
The International Longshoremen's Association is protecting people whose jobs are no longer...
2 months ago
The International Longshoremen's Association is protecting people whose jobs are no longer necessary. Stop fighting and just pay them so they go away.
Out-of-Pocket Blog
Random Uncontrolled Trials/Tweets | Out-Of-Pocket
I need to deactivate my Twitter smh
a year ago
I need to deactivate my Twitter smh
Math Is Still...
Thirty Years Later, a Speed Boost for Quantum Factoring
Shor’s algorithm will enable future quantum computers to factor large numbers quickly, undermining...
a year ago
Shor’s algorithm will enable future quantum computers to factor large numbers quickly, undermining many online security protocols. Now a researcher has shown how to do it even faster.
The post Thirty Years Later, a Speed Boost for Quantum Factoring first appeared on...
The Works in...
Notes on Progress: Thinking like a dog
How dog brains could save us from dementia
over a year ago
How dog brains could save us from dementia
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?
Explorations of an...
Day Five And Six At Río Bigal - The Last Hurrah
November 6, 2023
Somehow, it was already my final full day at Río Bigal. I am not sure where the...
a year ago
November 6, 2023
Somehow, it was already my final full day at Río Bigal. I am not sure where the time all went, but now the end was in sight. Hoping to maximize my final day, I arranged for a packed lunch and planned for an earlier breakfast so that I could hit the trails ahead...
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...
The Works in...
Notes on Progress: The stats gap
Students understand just enough statistics to get by
a year ago
Students understand just enough statistics to get by
Out-of-Pocket Blog
More 2022 predictions | Out-Of-Pocket
A curation of your 2022 predictions
a year ago
A curation of your 2022 predictions
symmetry magazine
CERN opens Science Gateway
About 1,400 people attended the grand opening of CERN’s new science education center.
a year ago
About 1,400 people attended the grand opening of CERN’s new science education center.
NeuroLogica Blog
Passive Solar Water Desalination
I know we are supposed to be worried about the world supply of fresh water. I have been hearing that...
a year ago
I know we are supposed to be worried about the world supply of fresh water. I have been hearing that at least for the last 40 years, and the statistics are alarming. According to the Global Commission on the Economics of Water: “We are seeing the consequences not of freak events,...
Quantum Frontiers
A peek inside Northrop Grumman’s subatomic endeavors
As the weather turns colder and we trade outdoor pools for pumpkin spice and then Christmas carols,...
over a year ago
As the weather turns colder and we trade outdoor pools for pumpkin spice and then Christmas carols, perhaps you’re longing for summer’s warmth. For me, it is not just warmth I yearn for: This past summer, I worked as a … Continue reading →
Math Is Still...
Pierre de Fermat’s Link to a High School Student’s Prime Math Proof
How Fermat’s less famous ‘little theorem’ got mathematicians young and old to play with prime-like...
a year ago
How Fermat’s less famous ‘little theorem’ got mathematicians young and old to play with prime-like Carmichael numbers.
The post Pierre de Fermat’s Link to a High School Student’s Prime Math Proof first appeared on Quanta Magazine
Asterisk
Want Growth? Kill Small Businesses
The central question of development economics is simple: how can poor countries become rich? The...
5 months ago
The central question of development economics is simple: how can poor countries become rich? The answer is neither small-scale, targeted interventions nor broad generalizations about growth. Instead, we should focus on firms.
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