nanoscale views
Neutrality and experimental detective work
One of the remarkable aspects of condensed matter physics is the idea of emergent quasiparticles,...
a year ago
One of the remarkable aspects of condensed matter physics is the idea of emergent quasiparticles, where through the interactions of many underlying degrees of freedom, new excitations emerge that are long-lived and often can propagate around in ways very different than their...
Math Is Still...
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...
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”.
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
IEEE Spectrum
The Do-or-Die Moments That Determined the Fate of the Internet
CES) and the Game Developers Conference have become regular features of the digital world.
ARPANET...
a year ago
CES) and the Game Developers Conference have become regular features of the digital world.
ARPANET in 1972, or the mid-1980s conferences now known as Interop, alerted experts to new technologies, and, in some cases, altered the balance between competing approaches.
Packet...
Math Is Still...
What Can Birdsong Teach Us About Human Language?
We often consider spoken language to be a feature that distinguishes humans from other forms of...
a month ago
We often consider spoken language to be a feature that distinguishes humans from other forms of animal life. Brain research, however, suggests that other creatures — including certain birds — share some of our neural circuitry related to language. In this episode, co-host Janna...
IEEE Spectrum
Edith Clarke: Architect of Modern Power Distribution
Edith Clarke was a powerhouse in practically every sense of the word. From the start of her career...
5 months ago
Edith Clarke was a powerhouse in practically every sense of the word. From the start of her career at General Electric in 1922, she was determined to develop stable, more reliable power grids.
During her first years at GE she invented what came to be known as the Clarke...
Wanderingspace
Neptune from the James Webb Space Telescope
Webb’s latest image is the clearest look at Neptune's rings in 30+ years, and our first time seeing...
over a year ago
Webb’s latest image is the clearest look at Neptune's rings in 30+ years, and our first time seeing them in infrared light. Take in Webb's ghostly, ethereal views of the planet and its dust bands, rings and moons: https://go.nasa.gov/3RXxoGq #IAC2022
Out-of-Pocket Blog
The New Wave of Concierge Medicine | Out-Of-Pocket
This episode of Out-Of-Pocket is brought to you by…
5 months ago
This episode of Out-Of-Pocket is brought to you by…
Eukaryote Writes...
There’s no such thing as a tree (phylogenetically)
Dendronization – Evolving into a tree-like morphology. (In the style of “carcinization".) From...
over a year ago
Dendronization – Evolving into a tree-like morphology. (In the style of “carcinization".) From 'dendro', the ancient Greek root for tree.
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part III
Part 3 Hi Steve, and thank you for your timely response, and for even considering hosting this...
a year ago
Part 3 Hi Steve, and thank you for your timely response, and for even considering hosting this debate. There has been, and continues to be a “blackout” on almost all discussion regarding the science behind climate change. If “The science” is truly “settled”, it is a pretty shaky...
brr
South Pole Signage
Please close doors quietly!
a year ago
Please close doors quietly!
Articles - Chris...
My $500M Mars Rover Mistake: A Failure Story
Some mistakes feel worse than death.
a year ago
Some mistakes feel worse than death.
Math Is Still...
Physicists Reveal a Quantum Geometry That Exists Outside of Space and Time
A decade after the discovery of the “amplituhedron,” physicists have excavated more of the timeless...
2 months ago
A decade after the discovery of the “amplituhedron,” physicists have excavated more of the timeless geometry underlying the standard picture of how particles move.
The post Physicists Reveal a Quantum Geometry That Exists Outside of Space and Time first appeared on...
NeuroLogica Blog
ChatGPT Performs At University Level
We are still sorting out the strengths and weaknesses of the new crop of artificial intelligence...
a year ago
We are still sorting out the strengths and weaknesses of the new crop of artificial intelligence (AI) applications, the poster-child of which is ChatGPT. This is a so-called large language model application using a “generative pre-trained transformer”. Essentially these types of...
Quantum Frontiers
Colliding the familiar and the anti-familiar at CERN
toise me at CERN was a box of chocolates. CERN is a multinational particle-physics collaboration....
11 months ago
toise me at CERN was a box of chocolates. CERN is a multinational particle-physics collaboration. Based in Geneva, CERN is famous for having “the world’s largest and most powerful accelerator,” according to its website. So a physicist will take for … Continue reading →
Probably...
How Does World Population Grow?
Recently I posed this question on Twitter: “Since 1960, has world population grown exponentially,...
a year ago
Recently I posed this question on Twitter: “Since 1960, has world population grown exponentially, quadratically, linearly, or logarithmically?” Here are the responses: By a narrow margin, the most popular answer is correct — since 1960 world population growth has been roughly...
Out-of-Pocket Blog
Musings on CVS, two-way negotiation, and venture studios | Out-Of-Pocket
+ we're hosting another dinner! and courses ending!
8 months ago
+ we're hosting another dinner! and courses ending!
NeuroLogica Blog
Fossil Fuels – Reduce Demand or Supply?
This is a bit of a false choice – we can do both, or neither – but it is an important question and a...
a year ago
This is a bit of a false choice – we can do both, or neither – but it is an important question and a somewhat of a dilemma. Is the optimal path to reductions and eventual elimination of fossil fuel burning through reduced demand or supply? There are some interesting tradeoffs...
nanoscale views
APS March Meeting 2024 - coming soon
This week I'm going to be at the APS March Meeting in Minneapolis. As I've done in past years, I...
9 months ago
This week I'm going to be at the APS March Meeting in Minneapolis. As I've done in past years, I will try to write up some highlights of talks that I am able to see, though it may be hit-or-miss. If readers have suggestions for sessions or talks that they think will be...
Quantum Frontiers
Explorations in Quantum TiqTaqToe
Several years ago, while scrolling through YouTube, I came across a video of Paul Rudd playing...
a year ago
Several years ago, while scrolling through YouTube, I came across a video of Paul Rudd playing something called “Quantum Chess.” I had no idea what it was, nor did I know that it would become one of the most gloriously … Continue reading →
IEEE Spectrum
Meet Mr. Internet: Vint Cerf
It was June 1973. For the past three months, Vint Cerf and Bob Kahn had been working together on a...
a year ago
It was June 1973. For the past three months, Vint Cerf and Bob Kahn had been working together on a problem Kahn had been pondering for some time: how to connect ground-based military computers seamlessly to communications satellites and mobile radios.
The two had been...
Uncharted...
Become a World-Class Communicator
I’m running a 2nd cohort of my course: How to Become a World-Class Communicator, starting in two...
2 months ago
I’m running a 2nd cohort of my course: How to Become a World-Class Communicator, starting in two weeks, on November 4th!
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
symmetry magazine
From inventor to entrepreneur
Creating a startup to commercialize technology developed during research is a risky road for...
a year ago
Creating a startup to commercialize technology developed during research is a risky road for physicists and engineers, but the help of experts can improve their chances.
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.
symmetry magazine
A call to cite Black women and gender minorities
Theoretical astrophysicist Chanda Prescod-Weinstein recently unveiled the Cite Black Women+ in...
a year ago
Theoretical astrophysicist Chanda Prescod-Weinstein recently unveiled the Cite Black Women+ in Physics and Astronomy Bibliography.
Drew Ex Machina
Star Way of Humanity: American Space Art
During the COVID-19 shutdown three years ago, I spent a lot of my time at home digging through my...
a year ago
During the COVID-19 shutdown three years ago, I spent a lot of my time at home digging through my archives discovering all sorts of items I […]
The Works in...
Notes on Progress: Doing science backwards
Preregistering research as a cure for scientific bias
over a year ago
Preregistering research as a cure for scientific bias
Explorations of an...
Monsoon Season In Arizona, Part 4: The Chiricahuas
September 3, 2024
It was another beautiful day in paradise, and all of us were up early to watch the...
2 months ago
September 3, 2024
It was another beautiful day in paradise, and all of us were up early to watch the sun rise over the desert. The active bird feeders gave us something to study while we drank our coffee and ate our egg sandwiches that Nikki had crafted for us.
Black-throated...
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,...
Math Is Still...
Maze Proof Establishes a ‘Backbone’ for Statistical Mechanics
Four mathematicians have estimated the chances that there’s a clear path through a random maze. ...
10 months ago
Four mathematicians have estimated the chances that there’s a clear path through a random maze.
The post Maze Proof Establishes a ‘Backbone’ for Statistical Mechanics first appeared on Quanta Magazine
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...
Math Is Still...
Novel Architecture Makes Neural Networks More Understandable
By tapping into a decades-old mathematical principle, researchers are hoping that Kolmogorov-Arnold...
3 months ago
By tapping into a decades-old mathematical principle, researchers are hoping that Kolmogorov-Arnold networks will facilitate scientific discovery.
The post Novel Architecture Makes Neural Networks More Understandable first appeared on Quanta Magazine
Out-of-Pocket Blog
Answers: How should physicians get paid? | Out-Of-Pocket
What is a "fair amount" for a physician to get paid?
a year ago
What is a "fair amount" for a physician to get paid?
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...
The Key to Species Diversity May Be in Their Similarities
New modeling work suggests why nature is more diverse than niche-based ecological theory predicts. ...
a year ago
New modeling work suggests why nature is more diverse than niche-based ecological theory predicts.
The post The Key to Species Diversity May Be in Their Similarities first appeared on Quanta Magazine
Blog - Practical...
Why Engineers Can't Control Rivers
[Note that this article is a transcript of the video embedded above.]
This is the Old River Control...
a year ago
[Note that this article is a transcript of the video embedded above.]
This is the Old River Control Structure, a relatively innocuous complex of floodgates and levees off the Mississippi River in central Louisiana. It was built in the 1950s to solve a serious problem. Typically...
Inverted Passion
Why time seems to pass faster as we age
1/ I’ve been mega-obsessed with this feeling. A year as a 36-year-old seems so much shorter as...
9 months ago
1/ I’ve been mega-obsessed with this feeling. A year as a 36-year-old seems so much shorter as compared to when I was a kid or even as a teen. It seems cosmically unfair – we have fewer years to live, and each year flies by faster. 2/ But, why is that happening? My tentative...
NeuroLogica Blog
Germany and Nuclear Power
Germany has been thrown around a lot as an example of both what to do and what not to do in terms of...
a year ago
Germany has been thrown around a lot as an example of both what to do and what not to do in terms of addressing global warming by embracing green energy technology. It’s possible to look back now and review the numbers, to see what the effect was of its decision to embrace...
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
Blog - Practical...
How Different Spillway Gates Work
[Note that this article is a transcript of the video embedded above.]
In the heart of Minneapolis,...
a year ago
[Note that this article is a transcript of the video embedded above.]
In the heart of Minneapolis, Minnesota on the Mississippi River is the picturesque Upper Saint Anthony Falls Lock and Dam, which originally made it possible to travel upstream on the river past the falls...
Asterisk
What Comes After COVID
The next pandemic is coming. Is it possible to say when?
a year ago
The next pandemic is coming. Is it possible to say when?
Casey Handmer's blog
Potentially undervalued companies
I am routinely solicited for my technical opinion on new and interesting technologies and companies...
3 months ago
I am routinely solicited for my technical opinion on new and interesting technologies and companies developing them. 90% of the time, my answer is “I don’t know” but it continues to concern me that aspects of technical feasibility are evidently not legible to financial types (and...
NeuroLogica Blog
Making Computers More Efficient
An analysis in 2021 found that 10% of the world’s electricity production is used by computers,...
a year ago
An analysis in 2021 found that 10% of the world’s electricity production is used by computers, including personal use, data centers, the internet and communication centers. The same analysis projected that this was likely to increase to 20% by 2025. This may have been an...
nanoscale views
The wormhole kerfuffle, ER=EPR, and all that
I was busy trying to finish off a grant proposal and paper revisions this week and didn't have the...
over a year ago
I was busy trying to finish off a grant proposal and paper revisions this week and didn't have the time to react in realtime to the PR onslaught surrounding the recent Nature paper by a team from Harvard, MIT, Fermilab, and Google. There are many places to get caught up on this,...
Math Is Still...
Game Theory Can Make AI More Correct and Efficient
Researchers are drawing on ideas from game theory to improve large language models and make them...
7 months ago
Researchers are drawing on ideas from game theory to improve large language models and make them more consistent.
The post Game Theory Can Make AI More Correct and Efficient first appeared on Quanta Magazine
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...
Out-of-Pocket Blog
AI in healthcare - defensibility, capabilities, and cost reduction | Out-Of-Pocket
7 months ago
Out-of-Pocket Blog
Clinical Pharmacists, Generative AI, and InpharmD | Out-Of-Pocket
Going under the hood of a generative AI product
11 months ago
Going under the hood of a generative AI product
Quantum Frontiers
Caltech’s Ginsburg Center
Editor’s Note: On 10 August 2023, Caltech celebrated the groundbreaking for the Dr. Allen and...
a year ago
Editor’s Note: On 10 August 2023, Caltech celebrated the groundbreaking for the Dr. Allen and Charlotte Ginsburg Center for Quantum Precision Measurement, which will open in 2025. At a lunch following the ceremony, John Preskill made these remarks. Hello everyone. … Continue...
Math Is Still...
The Year in Physics
From the smallest scales to the largest, the physical world provided no shortage of surprises this...
a year ago
From the smallest scales to the largest, the physical world provided no shortage of surprises this year.
The post The Year in Physics first appeared on Quanta Magazine
NeuroLogica Blog
Wood Vaulting for Carbon Sequestration
I can’t resist a good science story involving technology that we can possibly use to stabilize our...
2 months ago
I can’t resist a good science story involving technology that we can possibly use to stabilize our climate in the face of anthropogenic global warming. This one is a fun story and an interesting, and potentially useful, idea. As we map out potential carbon pathways into the...
Probably...
Is the Ideology Gap Growing?
This tweet from John Burn-Murdoch links to an article in the Financial Times (FT), “A new global...
10 months ago
This tweet from John Burn-Murdoch links to an article in the Financial Times (FT), “A new global gender divide is emerging”, which includes this figure: The article claims: In the US, Gallup data shows that after decades where the sexes were each spread roughly equally across...
brr
Pressure Altitude
Day-to-day variability at the South Pole.
a year ago
Day-to-day variability at the South Pole.
Math Is Still...
A Plan to Address the World’s Challenges With Math
Minhyong Kim is leading a new initiative called Mathematics for Humanity that encourages...
a year ago
Minhyong Kim is leading a new initiative called Mathematics for Humanity that encourages mathematicians to apply their skills to solving social problems.
The post A Plan to Address the World’s Challenges With Math first appeared on Quanta Magazine
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...
NeuroLogica Blog
Coaching with Empathy
The show Ted Lasso is about to wrap up its final season. I am one of the many people who really...
a year ago
The show Ted Lasso is about to wrap up its final season. I am one of the many people who really enjoy the show, which turns on a group of likable people helping each other through various life challenges with care and empathy. Lasso is an American college football coach who was...
The Works in...
Growing Forests
As countries develop, deforestation drops
a year ago
As countries develop, deforestation drops
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
Finding Small Primordial Black Holes
Astrophysicists come up with a lot of whacky ideas, some of which actually turn out to be possibly...
2 weeks ago
Astrophysicists come up with a lot of whacky ideas, some of which actually turn out to be possibly true (like the Big Bang, black holes, accelerating cosmic expansion, dark matter). Of course, all of these conclusions are provisional, but some are now backed by compelling...
Blog - Practical...
HEAVY CONSTRUCTION of a Sewage Pump Station - Ep 1
Check out our new series! This is the first episode of a five-part pilot series to gauge your...
a year ago
Check out our new series! This is the first episode of a five-part pilot series to gauge your interest in "How It's Made"-esque heavy construction videos. Drop a comment or send me an email to let me know what you think! Watch on YouTube above or ad-free on Nebula here.
NeuroLogica Blog
Gradient Nanostructured Steel
Science fiction writers, who have to think deeply about the possible nature of future technology,...
a year ago
Science fiction writers, who have to think deeply about the possible nature of future technology, often invent new sci-fi materials in order to make their future technology seem plausible. They seem to understand the critical role that material science plays in advancing...
NeuroLogica Blog
Finding Common Ground on Democracy
How is American democracy doing, and what can we do to improve it, if necessary? This is clearly a...
a year ago
How is American democracy doing, and what can we do to improve it, if necessary? This is clearly a question of political science, and I am not a political scientist, and this is not a political blog. But there are some basic principles of critical thinking that might apply, and...
Math Is Still...
Celebrated Cryptography Algorithm Gets an Upgrade
Two researchers have improved a well-known technique for lattice basis reduction, opening up new...
a year ago
Two researchers have improved a well-known technique for lattice basis reduction, opening up new avenues for practical experiments in cryptography and mathematics.
The post Celebrated Cryptography Algorithm Gets an Upgrade first appeared on Quanta Magazine
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...
symmetry magazine
Whatever happened to the theory of everything?
A theory of everything was all the rage in the 1980s. So where did it go?
It is...
a year ago
A theory of everything was all the rage in the 1980s. So where did it go?
It is only the optimists who achieve anything in this world—theorist John Ellis once read this adage on a candy wrapper. It stuck with him, so much so that in 1986 he referenced this...
nanoscale views
Technological civilization and losing object permanence
In the grand tradition of physicists writing about areas outside their expertise, I wanted to put...
2 days ago
In the grand tradition of physicists writing about areas outside their expertise, I wanted to put down some thoughts on a societal trend. This isn't physics or nanoscience, so feel free to skip this post.
Object permanence is a term from developmental psychology. A person (or...
The Works in...
Issue 12: Houston, we have a solution
Plus: How Mexico built its state, the causes of the Baby Boom, and the 141-year quest for a malaria...
a year ago
Plus: How Mexico built its state, the causes of the Baby Boom, and the 141-year quest for a malaria vaccine.
Cremieux Recueil
Trump Should Finish What He Started
A guestpost calling for Trump to finish radically reforming the tax system
3 weeks ago
A guestpost calling for Trump to finish radically reforming the tax system
Math Is Still...
How Pools of Genetic Diversity Affect a Species’ Fate
A new, deeper understanding of how the breeding structure of species affects their genetic diversity...
a year ago
A new, deeper understanding of how the breeding structure of species affects their genetic diversity is giving conservationists better tools for saving animals.
The post How Pools of Genetic Diversity Affect a Species’ Fate first appeared on Quanta Magazine
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,...
Blog - Practical...
What Really Happened with the Substation Attack in North Carolina?
[Note that this article is a transcript of the video embedded above.]
At around 7PM on the balmy...
a year ago
[Note that this article is a transcript of the video embedded above.]
At around 7PM on the balmy evening of Saturday, December 3, 2022, nearly every electric customer in Moore County, North Carolina was simultaneously plunged into darkness. Amid the confusion, the power utility...
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
Out-of-Pocket Blog
Canvas: A Bet On New EMRs | Out-Of-Pocket
what if EMRs didn't totally suck?
a year ago
what if EMRs didn't totally suck?
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
Interaction Magic -...
3 tips for co-designing with kids
Designing future sports products with a group of 11 year olds.
a year ago
Designing future sports products with a group of 11 year olds.
Uncharted...
100,000 Gifts
What happened in 2024 and what will happen in 2025
3 days ago
What happened in 2024 and what will happen in 2025
Asterisk
Emotional Intelligence Amplification
Love in the time of chatbots.
a year ago
Love in the time of chatbots.
Math Is Still...
JWST Spots Giant Black Holes All Over the Early Universe
Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb...
a year ago
Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb Space Telescope observations are finding an unexpected abundance of the beasts.
The post JWST Spots Giant Black Holes All Over the Early Universe first appeared on...
Blog - Practical...
Every Kind of Bridge Explained in 15 Minutes
[Note that this article is a transcript of the video embedded above.]
The Earth is pretty cool and...
7 months ago
[Note that this article is a transcript of the video embedded above.]
The Earth is pretty cool and all, but many of its most magnificent features make it tough for us to get around. When the topography is too wet, steep, treacherous, or prone to disaster, sometimes the only way...
Math Is Still...
To Pack Spheres Tightly, Mathematicians Throw Them at Random
Four mathematicians broke a 75-year-old record by finding a denser way to pack high-dimensional...
7 months ago
Four mathematicians broke a 75-year-old record by finding a denser way to pack high-dimensional spheres.
The post To Pack Spheres Tightly, Mathematicians Throw Them at Random first appeared on Quanta Magazine
symmetry magazine
Practice makes perfect (particle detectors)
Prototyping is an indispensable step in the development of particle physics experiments like DUNE...
a year ago
Prototyping is an indispensable step in the development of particle physics experiments like DUNE and projects like PIP-II.
When complete, the Deep Underground Neutrino Experiment, or DUNE, will be the world’s most comprehensive neutrino experiment—and...
Out-of-Pocket Blog
My investing theses | Out-Of-Pocket
Hit up ya boi
a year ago
Quantum Frontiers
The rain in Portugal
My husband taught me how to pronounce the name of the city where I’d be presenting a talk late last...
10 months ago
My husband taught me how to pronounce the name of the city where I’d be presenting a talk late last July: Aveiro, Portugal. Having studied Spanish, I pronounced the name as Ah-VEH-roh, with a v partway to a hard b. … Continue reading →
NeuroLogica Blog
MOBE – A New Gene Editing System
Have you memorized yet what CRISPR stands for – clustered regularly interspaced short palindromic...
7 months ago
Have you memorized yet what CRISPR stands for – clustered regularly interspaced short palindromic repeats? Well, now you can add MOBE to the list – multiplexed orthogonal base editor. Base editors are not new, they are basically enzymes that will change one base – C (cytosine), T...
Andrew Fraknoi –...
Drone Madness: Here is the Antidote
For those of us who, through the years, have been through wave after wave of uncritical and...
6 days ago
For those of us who, through the years, have been through wave after wave of uncritical and sensational UFO stories in the media, the current obsession with (and jumping to unwarranted conclusions about) mysterious drones seems all too familiar. As before, untrained observers,...
Math Is Still...
The Search for What Shook the Earth for Nine Days Straight
Last year, an immense but brief outburst of seismic energy was soon followed by a long hum that made...
3 months ago
Last year, an immense but brief outburst of seismic energy was soon followed by a long hum that made the world ring. Finding its cause took 68 scientists and an assist by the Danish military.
The post The Search for What Shook the Earth for Nine Days Straight first...
Out-of-Pocket Blog
How To (Properly) Text Patients | Out-Of-Pocket
Do’s and don’ts + tactical tips from an actual doctor
8 months ago
Do’s and don’ts + tactical tips from an actual doctor
Math Is Still...
‘Entropy Bagels’ and Other Complex Structures Emerge From Simple Rules
Simple rules in simple settings continue to puzzle mathematicians, even as they devise intricate...
9 months ago
Simple rules in simple settings continue to puzzle mathematicians, even as they devise intricate tools to analyze them.
The post ‘Entropy Bagels’ and Other Complex Structures Emerge From Simple Rules first appeared on Quanta Magazine
Asterisk
Feeding the World Without Sunlight
In 1815, the largest volcanic eruption in recorded history led to harvest failures across the globe....
a year ago
In 1815, the largest volcanic eruption in recorded history led to harvest failures across the globe. Today, a nuclear winter could bring the global food system crashing down. Is it possible to feed the world in the aftermath of a catastrophe?
Math Is Still...
Math Proof Draws New Boundaries Around Black Hole Formation
For a half century, mathematicians have tried to define the exact circumstances under which a black...
a year ago
For a half century, mathematicians have tried to define the exact circumstances under which a black hole is destined to exist. A new proof shows how a cube can help answer the question.
The post Math Proof Draws New Boundaries Around Black Hole Formation first...
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.
Out-of-Pocket Blog
How Value-Based Care Contracting Works with Accorded | Out-Of-Pocket
With calculators and contracts you can see yourself
a year ago
With calculators and contracts you can see yourself
NeuroLogica Blog
Non-Invasive Deep Brain Stimulation
We are rapidly entering the era of neuromodulation – using electrical and magnetic fields in order...
6 months ago
We are rapidly entering the era of neuromodulation – using electrical and magnetic fields in order to increase or decrease the activity of specific regions and circuits in the brain. Such treatments are already shown to be effective in treating some Parkinson’s symptoms,...
The Works in...
Special Issue 01: Lost in Stagnation
Dude, where is my flying car?
over a year ago
Dude, where is my flying car?
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...
symmetry magazine
Life along the future DUNE beamline
Unseen neutrinos, visible lives: A photographer journeys through the Midwest.
a year ago
Unseen neutrinos, visible lives: A photographer journeys through the Midwest.
Blog - Practical...
How Engineers Straightened the Leaning Tower of Pisa
[Note that this article is a transcript of the video embedded above.]
Long ago, maybe upwards of 1-2...
a year ago
[Note that this article is a transcript of the video embedded above.]
Long ago, maybe upwards of 1-2 million years ago, a river in the central part of what’s now Italy, emptied into what’s now the Ligurian Sea. It still does, by the way, but it did back then too. As the sea rose...
Asterisk
Michael Lewis’s Blind Side
In Going Infinite, the famed chronicler of American finance proves he’s more interested in myths...
10 months ago
In Going Infinite, the famed chronicler of American finance proves he’s more interested in myths than morals — or even math.
IEEE Spectrum
The Story Behind Pixar’s RenderMan CGI Software
Watching movies and TV series that use digital visual effects to create fantastical worlds lets...
9 months ago
Watching movies and TV series that use digital visual effects to create fantastical worlds lets people escape reality for a few hours. Thanks to advancements in computer-generated technology used to produce films and shows, those worlds are highly realistic. In many cases, it can...
Out-of-Pocket Blog
Decentralizing Journals and Peer Review DAOs | Out-Of-Pocket
the evolution of legitimacy in scientific publishing
a year ago
the evolution of legitimacy in scientific publishing
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...
NeuroLogica Blog
Latest Gallup Creationism Poll
Surveys are always tricky because how you ask a question can have a dramatic impact on how people...
5 months ago
Surveys are always tricky because how you ask a question can have a dramatic impact on how people answer. But it is useful to ask the exact same question over a long period of time, because that can indicate how public attitudes are changing. This is one of the benefits of...
Asterisk
Why Is Everyone Suddenly Furious About AI Regulation?
Please tell us, because we're stumped.
7 months ago
Please tell us, because we're stumped.
Confessions of a...
Predation of juvenile reef fish in coral patches at Ningaloo Reef
The second research article I have decided to discuss is one I had the pleasure to be involved with!...
over a year ago
The second research article I have decided to discuss is one I had the pleasure to be involved with! In fact, it was the first paper I was a co-author on, after linking up with the Department of Environment and Conservation through an ANNiMS internship program. The paper was...
Uncharted...
The Latest on Healthcare Research
Cancer research, AI in healthcare, aging research, and much more
a month ago
Cancer research, AI in healthcare, aging research, and much more
Cremieux Recueil
2024 SAT Data Drop
The College Board has just released the latest SAT data. Here's a review.
2 months ago
The College Board has just released the latest SAT data. Here's a review.
ToughSF
Fusion Highways in Space
A transport system that can get spacecraft to Jupiter in 10 days, but without a massive onboard...
over a year ago
A transport system that can get spacecraft to Jupiter in 10 days, but without a massive onboard reactor, using antimatter fuel or riding a gigantic laser beam?
What we need instead is a Fusion Highway to connect the Solar System in unprecedented ways.
The art above is by...
Cremieux Recueil
Preregistration Is No Panacea
Stopping scientific cheaters requires setting up systems that can't be gamed
a month ago
Stopping scientific cheaters requires setting up systems that can't be gamed
Math Is Still...
Can Psychedelics Improve Mental Health?
Research suggests that psychedelic drugs can reopen critical periods of brain development to create...
6 months ago
Research suggests that psychedelic drugs can reopen critical periods of brain development to create opportunities for re-learning and psychological healing. In this episode, co-host Janna Levin speaks with Gül Dölen, a neuroscientist studying the therapeutic potential of...
NeuroLogica Blog
Update on AI Art
It’s been a while since I discussed artificial intelligence (AI) generated art here. What I have...
a month ago
It’s been a while since I discussed artificial intelligence (AI) generated art here. What I have said in the past is that AI art appears a bit soulless and there are details it has difficulty creating without bizarre distortions (hands are particularly difficult). But I also...
Math Is Still...
How Base 3 Computing Beats Binary
Long explored but infrequently embraced, base 3 computing may yet find a home in cybersecurity. ...
4 months ago
Long explored but infrequently embraced, base 3 computing may yet find a home in cybersecurity.
The post How Base 3 Computing Beats Binary first appeared on Quanta Magazine
Math Is Still...
First-Year Graduate Student Finds Paradoxical Set
No two pairs have the same sum; add three numbers together, and you can get any whole number. ...
a year ago
No two pairs have the same sum; add three numbers together, and you can get any whole number.
The post First-Year Graduate Student Finds Paradoxical Set first appeared on Quanta Magazine
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...
Math Is Still...
What Is Entropy? A Measure of Just How Little We Really Know.
Exactly 200 years ago, a French engineer introduced an idea that would quantify the universe’s...
a week ago
Exactly 200 years ago, a French engineer introduced an idea that would quantify the universe’s inexorable slide into decay. But entropy, as it’s currently understood, is less a fact about the world than a reflection of our growing ignorance. Embracing that truth is leading to a...
Out-of-Pocket Blog
More thoughts consumerization in healthcare | Out-Of-Pocket
tales from other countries, industries, and more
3 months ago
tales from other countries, industries, and more
NeuroLogica Blog
Checkup on Climate Change
There is good evidence that if you want to lose weight, you need to weigh yourself at least weekly....
a year ago
There is good evidence that if you want to lose weight, you need to weigh yourself at least weekly. You need the constant feedback of the scale to adjust your behavior. This is a good general principle – having outcome feedback to measure the effect of what you are doing so you...
Probably...
Think Stats 3rd Edition
I am excited to announce that I have started work on a third edition of Think Stats, to be published...
2 months ago
I am excited to announce that I have started work on a third edition of Think Stats, to be published by O’Reilly Media in 2025. At this point the content is mostly settled, and I am revising chapters to get them ready for technical review. If you want to start reading now, the...
Out-of-Pocket Blog
The Issue With The COVID Bailout | Out-Of-Pocket
A WHOLE NEW WORLD, A NEW PANDEMIC POINT OF VIEW
a year ago
A WHOLE NEW WORLD, A NEW PANDEMIC POINT OF VIEW
NeuroLogica Blog
Fake Fossils
In 1931 a fossil lizard was recovered from the Italian Alps, believed to be a 280 million year old...
10 months ago
In 1931 a fossil lizard was recovered from the Italian Alps, believed to be a 280 million year old specimen. The fossil was also rare in that it appeared to have some preserved soft tissue. It was given the species designation Tridentinosaurus antiquus and was thought to be part...
The Roots of...
Do we get better or worse at adapting to change?
Verner Vinge, in a classic 1993 essay, described “the Singularity” as an era where progress becomes...
a year ago
Verner Vinge, in a classic 1993 essay, described “the Singularity” as an era where progress becomes “an exponential runaway beyond any hope of control.”
The idea that technological change might accelerate to a pace faster than we can keep up with is a common concern. Almost three...
nanoscale views
Items of interest
For the first post of the new calendar year, here are a few items that I thought were...
11 months ago
For the first post of the new calendar year, here are a few items that I thought were interesting:
Here is a feature article in Science that talks about the experimental quest for detecting Majorana fermions in solid state systems, bookended by the story of Majorana's...
NeuroLogica Blog
Artificial Diamond Boom
The history of aluminum, and what is now happening in the artificial diamond market, may tell us...
a year ago
The history of aluminum, and what is now happening in the artificial diamond market, may tell us something about a post-scarcity world. Aluminum is the most abundant metal in the Earth’s crust. However, it like to form with other elements and therefore it was very difficulty to...
NeuroLogica Blog
Living a Hybrid Life
The cultural effects of the COVID pandemic can still be felt reverberating through society. One of...
4 months ago
The cultural effects of the COVID pandemic can still be felt reverberating through society. One of the positive effects, in my opinion, was the sudden boost to remote technology – connecting remotely for meetings and other uses through Zoom or a similar application. This...
Drew Ex Machina
First Pictures: View of the Earth from NASA’s Explorer 6 – August 14, 1959
Today we take for granted that we can instantly access images of almost any part of the Earth taken...
4 months ago
Today we take for granted that we can instantly access images of almost any part of the Earth taken from space using an ever growing collection […]
nanoscale views
APS March Meeting 2023, Day 4 + wrapup
My last day at the March Meeting was a bit scattershot, but here are a few highlights:
In a...
a year ago
My last day at the March Meeting was a bit scattershot, but here are a few highlights:
In a session about spin transport, the opening invited talk by Jiaming He was a clear discussion of recent experimental results on spin Seebeck effects in the magnetic insulator LuFeO3. The...
Math Is Still...
Tiny Language Models Come of Age
To better understand how neural networks learn to simulate writing, researchers trained simpler...
a year ago
To better understand how neural networks learn to simulate writing, researchers trained simpler versions on synthetic children’s stories.
The post Tiny Language Models Come of Age first appeared on Quanta Magazine
IEEE Spectrum
50 Years Later, We’re Still Living in the Xerox Alto’s World
I’m sitting in front of a computer, looking at its graphical user interface with overlapping windows...
a year ago
I’m sitting in front of a computer, looking at its graphical user interface with overlapping windows on a high-resolution screen. I interact with the computer by pointing and clicking with a mouse and typing on a keyboard. I’m using a word processor with the core features and...
Blog - Practical...
Was Starship’s Stage Zero a Bad Pad?
[Note that this article is a transcript of the video embedded above.]
On April 20, 2023, SpaceX...
a year ago
[Note that this article is a transcript of the video embedded above.]
On April 20, 2023, SpaceX launched it’s first orbital test flight of its Starship spacecraft from Boca Chica on the gulf coast of Texas. You probably saw this, if not live, at least in the stunning videos that...
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?
The Roots of...
Event, Feb 29: “Towards a New Philosophy of Progress” in Boston and on Zoom
On Thursday, February 29, I’ll be giving my talk “Towards a New Philosophy of Progress” to the New...
10 months ago
On Thursday, February 29, I’ll be giving my talk “Towards a New Philosophy of Progress” to the New England Legal Foundation, for their Economic Liberty Speaker Series. The talk will be held over breakfast at NELF’s offices in Boston, and will also be livestreamed over Zoom. See...
Damn Interesting
A Trail Gone Cold
Iceland is known to the rest of the world as the land of Vikings and volcanos, an island caught...
9 months ago
Iceland is known to the rest of the world as the land of Vikings and volcanos, an island caught between continents at the extremities of the map. Remote and comparatively inhospitable, it was settled only as long ago as the 9th century, and has seen little additional in-migration...
ToughSF
Moto-Orion: Mechanized Nuclear Pulse Propulsion
The Orion nuclear pulse propulsion concept has been around for over six decades now. It is powerful...
over a year ago
The Orion nuclear pulse propulsion concept has been around for over six decades now. It is powerful and robust, but lacks the flexibility and features we expect from many more modern designs.
Can we give it those additional capabilities?
That cutaway is one of Matthew Paul...
Inverted Passion
Review of 2023
Time is strange – 2023 simultaneously felt too long and too short. It was short because I remember...
11 months ago
Time is strange – 2023 simultaneously felt too long and too short. It was short because I remember recently writing my 2022 review, and it was long because I ended up packing a lot of stuff into it. ✅ Train 5 days a week (including Mixed Martial Arts) I did manage to train 5...
Bartosz Ciechanowski
Mechanical Watch
In the world of modern portable devices, it may be hard to believe that merely a few decades ago the...
over a year ago
In the world of modern portable devices, it may be hard to believe that merely a few decades ago the most convenient way to keep track of time was a mechanical watch. Unlike their quartz and smart siblings, mechanical watches can run without using any batteries or other...
Out-of-Pocket Blog
Patient Messaging Conundrum pt. 2 | Out-Of-Pocket
Some thoughts from an academic, a behavioral scientist, a patient, and more
a year ago
Some thoughts from an academic, a behavioral scientist, a patient, and more
Math Is Still...
In the Gut’s ‘Second Brain,’ Key Agents of Health Emerge
Sitting alongside the neurons in your enteric nervous system are underappreciated glial cells, which...
a year ago
Sitting alongside the neurons in your enteric nervous system are underappreciated glial cells, which play key roles in digestion and disease that scientists are only just starting to understand.
The post In the Gut’s ‘Second Brain,’ Key Agents of Health Emerge first...
Many Worlds
A Real ET Discovery With Promise, Amid Some Other Quite Questionable Claims
Beware easy answers to the question of whether life exists beyond Earth. Be they “alien” skeletons...
a year ago
Beware easy answers to the question of whether life exists beyond Earth. Be they “alien” skeletons in Mexico City, interstellar probes that briefly pass through our solar system, UFOs of all sorts and claims to have found “biosignature” chemical byproducts of life around planets...
Explorations of an...
2023 Part 4: Indonesia and Ecuador
September
The island of Sulawesi must be on the bucket list for any naturalist with a strong...
11 months ago
September
The island of Sulawesi must be on the bucket list for any naturalist with a strong interest in biogeography. Though Borneo is situated only a few hundred kilometers to the west, and the Moluccas are not far to the east, the species composition of Sulawesi is...
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...
Wanderingspace
Kind of Cool Image of Io from Juno
Image Courtesy of NASA/JPL-Caltech/SwRI
The brightest spot is a radiation signature, but all the...
over a year ago
Image Courtesy of NASA/JPL-Caltech/SwRI
The brightest spot is a radiation signature, but all the rest are thought to be active volcanos on the Io surface. The moons are not a primary target of the Juno mission, but they do occasionally take a peek to try and monitor such...
Out-of-Pocket Blog
The New Clinic Buildouts | Out-Of-Pocket
Has software changed what's necessary in the clinic?
a year ago
Has software changed what's necessary in the clinic?
Explorations of an...
The Terror Bird's Relative
January 21, 2023
Laura and I left Salta before dawn so that we could be at our first birding...
a year ago
January 21, 2023
Laura and I left Salta before dawn so that we could be at our first birding location nice and early. The forecasted weather would be few degrees warmer than normal summer temperatures, and we wanted to make the most of our morning.
Our goal for the day was to...
The Works in...
The End of Combustion Vehicles
The final section of Ch.2 of Stewart Brand's Maintenance on Books in Progress
a year ago
The final section of Ch.2 of Stewart Brand's Maintenance on Books in Progress
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...
Out-of-Pocket Blog
23andMe, a healthcare fund idea, and the NHS | Out-Of-Pocket
Some random musings coming from London
2 months ago
Some random musings coming from London
NeuroLogica Blog
Big Ring Challenges Cosmological Principle
University of Central Lancashire (UCLan) PhD student Alexia Lopez, who two years ago discovered a...
11 months ago
University of Central Lancashire (UCLan) PhD student Alexia Lopez, who two years ago discovered a giant arc of galaxy clusters in the distant universe, has now discovered a Big Ring. This (if real) is one of the largest structures in the observable universe at 1.3 billion light...
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,...
Blog - Practical...
The Bizarre Paths of Groundwater Around Structures
[Note that this article is a transcript of the video embedded above.]
In 2015, an unusual incident...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In 2015, an unusual incident happened on the construction site for a sewage lift station in British Columbia, Canada. WorksafeBC, the provincial health and safety agency, posted a summary of the event on...
NeuroLogica Blog
Is AI Sentient – Revisited
This happened sooner than I thought. Last June I wrote about Google employee, Blake Lemoine, who...
a year ago
This happened sooner than I thought. Last June I wrote about Google employee, Blake Lemoine, who claimed that the LaMDA chatbot he was working on was probably sentient. I didn’t buy it then and I still don’t, but Lemoine is not backing away from his claims. In an interview on H3...
Asterisk
Debugging Tech Journalism
A huge proportion of tech journalism is characterized by scandals, sensationalism, and shoddy...
8 months ago
A huge proportion of tech journalism is characterized by scandals, sensationalism, and shoddy research. Can we fix it?
symmetry magazine
How to put together an international physics experiment
To build the DUNE neutrino experiment and its associated accelerator upgrade, experts invent...
a year ago
To build the DUNE neutrino experiment and its associated accelerator upgrade, experts invent customized ways to transport fragile, expensive and highly specialized components.
On a late-September day, in the high-bay building of Daresbury Laboratory in the...
IEEE Spectrum
Jean Sammet: An Accidental Computer Programmer
Jean Sammet rarely let anything get in the way of her professional goals. As a young student, she...
a week ago
Jean Sammet rarely let anything get in the way of her professional goals. As a young student, she was barred from attending prestigious all-boys schools, so she pursued her love of mathematics at the best institutions she could find that were open to girls and women. Following...
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...
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...
Asterisk
AI Isn’t Coming for Tech Jobs—Yet
LLMs can make a developer’s job easier and faster. When might they make them obsolete?
a year ago
LLMs can make a developer’s job easier and faster. When might they make them obsolete?
IEEE Spectrum
35 Years Ago, Researchers Used Brain Waves to Control a Robot
Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the...
a year ago
Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the vision became a reality.
IEEE Life Senior Member Stevo Bozinovski and Members Mihail Sestakov and Dr. Liljana Bozinovska used a student volunteer’s electroencephalogram (EEG)...
Asterisk
PEPFAR and the Costs of Cost-Benefit Analysis
In the early aughts, economists said it was a bad use of money to send antiretroviral drugs to treat...
10 months ago
In the early aughts, economists said it was a bad use of money to send antiretroviral drugs to treat HIV in low-income countries. Twenty years later, we can ask why they got it wrong.
IEEE Spectrum
Granville T. Woods: Smartest Guy in the Room
Any home baker will confirm that, even if you have all the right ingredients and follow the recipe,...
a year ago
Any home baker will confirm that, even if you have all the right ingredients and follow the recipe, things don’t always turn out the way you envisioned. Such was the life of inventor extraordinaire Granville T. Woods.
Who was Granville T. Woods?
Woods was endowed with...
Math Is Still...
The Number 15 Describes the Secret Limit of an Infinite Grid
The “packing coloring” problem asks how many numbers are needed to fill an infinite grid so that...
a year ago
The “packing coloring” problem asks how many numbers are needed to fill an infinite grid so that identical numbers never get too close to one another. A new computer-assisted proof finds a surprisingly straightforward answer.
The post The Number 15 Describes the...
Andrew Fraknoi –...
Dec. 21 is Winter Solstice — Why We Have Seasons on Earth
Saturday, Dec. 21 will be the winter solstice – the shortest day and longest night of the year, with...
3 days ago
Saturday, Dec. 21 will be the winter solstice – the shortest day and longest night of the year, with which we mark the beginning of the winter season in the Earth’s northern hemisphere. It’s interesting to note that the planets Venus and Jupiter do not have seasons like the...
ToughSF
The Expanse's Epstein Drive
We aim to take a fictional propulsion
technology from The Expanse, and apply the appropriate science...
over a year ago
We aim to take a fictional propulsion
technology from The Expanse, and apply the appropriate science to explain its
features in a realistic manner.
This also applies to other SciFi
settings that want a similar engine for their own spacecraft.
The Epstein Drive
Title art...
Out-of-Pocket Blog
Exits & Outcomes Is Good | Out-Of-Pocket
moar newsletters
a year ago
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...
The Year in Computer Science
Artificial intelligence learned how to generate text and art better than ever before, while computer...
a year ago
Artificial intelligence learned how to generate text and art better than ever before, while computer scientists developed algorithms that solved long-standing problems.
The post The Year in Computer Science first appeared on Quanta Magazine
Beautiful Public...
Here’s All the Rocks We Hauled Back From the Moon
The 12 human beings who walked on the Moon collected, catalogued and returned 842 pounds of lunar...
a year ago
The 12 human beings who walked on the Moon collected, catalogued and returned 842 pounds of lunar rock and soil. Each sample has been meticulously documented in NASA's Lunar Sample Catalog.
NeuroLogica Blog
What Is Orbitronics
You have definitely heard of electronics. You may (if you are a tech nerd like me) have heard of...
2 months ago
You have definitely heard of electronics. You may (if you are a tech nerd like me) have heard of spintronics and photonics. Now there is also the possibility of orbitronics. What do these cool-sounding words mean? Electronic technology is one of those core technologies that has...
Marine Madness
Book club: ‘Being Salmon Being Human’ by Martin Lee Mueller
Encountering the Wild in Us and Us in the Wild Norwegian and Pacific Northwest salmon industries...
over a year ago
Encountering the Wild in Us and Us in the Wild Norwegian and Pacific Northwest salmon industries remain largely overlooked and Martin Lee Mueller cleverly weaves the stories of artificially inseminated and reared salmon to highlight the long-standing notion of human...
Math Is Still...
Exotic New Superconductors Delight and Confound
Three new species of superconductivity were spotted this year, illustrating the myriad ways...
2 weeks ago
Three new species of superconductivity were spotted this year, illustrating the myriad ways electrons can join together to form a frictionless quantum soup.
The post Exotic New Superconductors Delight and Confound first appeared on Quanta Magazine
NeuroLogica Blog
Will AI Make Work Redundant?
Artificial Intelligence (AI) is coming for your job. This, at least, is increasingly conventional...
a year ago
Artificial Intelligence (AI) is coming for your job. This, at least, is increasingly conventional wisdom, but I’m not so sure. In a recent interview, Elon Musk predicted that AI would “make paid work redundant.” I encountered the same opinion watching the latest season of...
IEEE Spectrum
What Is an Electronic Sackbut?
If you, like me, think of musical synthesizers as an artifact of 1970s rock and disco, then you,...
10 months ago
If you, like me, think of musical synthesizers as an artifact of 1970s rock and disco, then you, like me, will be surprised to learn that the first electronic synthesizer predates those genres by several decades
In 1945, Hugh Le Caine, a physicist at Canada’s National Research...
The Works in...
Britain’s interwar apartment boom
A decade of Art Deco densification
9 months ago
A decade of Art Deco densification
NeuroLogica Blog
Student Attitudes Toward AI in the Class
Researchers recently published an extensive survey of almost 6,000 students across academic...
a year ago
Researchers recently published an extensive survey of almost 6,000 students across academic institution in Sweden. The results are not surprising, but they do give a snapshot of where we are with the recent introduction of large language model AIs. Most students, 56%, reported...
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...
Meet Strange Metals: Where Electricity May Flow Without Electrons
For 50 years, physicists have understood current as a flow of charged particles. But a new...
a year ago
For 50 years, physicists have understood current as a flow of charged particles. But a new experiment has found that in at least one strange material, this understanding falls apart.
The post Meet Strange Metals: Where Electricity May Flow Without Electrons first...
Math Is Still...
Can Math and Physics Save an Arrhythmic Heart?
Abnormal waves of electrical activity can cause a heart’s muscle cells to beat out of sync. In this...
a year ago
Abnormal waves of electrical activity can cause a heart’s muscle cells to beat out of sync. In this episode, Flavio Fenton, an expert in cardiac dynamics, talks with Steve Strogatz about ways to treat heart arrhythmias without resorting to painful defibrillators.
The...
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...
Chris Grossack's...
A Quick Application of Model Categories
Almost exactly a year ago (time flies!) I was thinking really hard about
model categories in...
a year ago
Almost exactly a year ago (time flies!) I was thinking really hard about
model categories in preparation for the HoTTEST summer school. I learned
a TON doing this, but I’ve just today seen a really nice (and somewhat concrete)
reason to care about the whole endeavor! I’d love...
Andrew Fraknoi –...
Euclid Space Telescope Delivers Great Images
The first images are coming in from the new Euclid Space Telescope and they are spectacular.
The...
a year ago
The first images are coming in from the new Euclid Space Telescope and they are spectacular.
The post Euclid Space Telescope Delivers Great Images appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
ToughSF
Nuclear Reactor Lasers: from Fission to Photon
Nuclear reactor lasers are devices that can generate lasers from nuclear energy with little to no...
over a year ago
Nuclear reactor lasers are devices that can generate lasers from nuclear energy with little to no intermediate conversion steps.
We work out just how effective they can be, and how they stack up against conventional electrically-powered lasers. You might want to re-think your...
NeuroLogica Blog
How Much Carbon do Living Things Store?
Since we are in a “all hands on deck” situation when it comes to climate change, we need to take a...
a year ago
Since we are in a “all hands on deck” situation when it comes to climate change, we need to take a look at all potential strategies for delaying and blunting global warming. The game at this point is all about peak warming – how much will the Earth warm before temperatures peak...
Explorations of an...
A Month In Northern Peru, Part 4: Hits And Misses With Rare Endemics (February 5 and 6, 2024)
February 5, 2024
Today's plan was to complete the drive to Cajamarca, stop for Unicolored Tapaculos...
9 months ago
February 5, 2024
Today's plan was to complete the drive to Cajamarca, stop for Unicolored Tapaculos on the way, and then spend the rest of the day at a particular river valley where the Gray-bellied Comet is regularly seen. Therefore, since we did not have any early morning...
Out-of-Pocket Blog
OOP Slack final reminder | Out-Of-Pocket
it's the final countdownnnnn
9 months ago
it's the final countdownnnnn
IEEE Spectrum
Lord Kelvin and His Analog Computer
William Thomson, mourning the death of his wife and flush with cash from various patents related to...
6 months ago
William Thomson, mourning the death of his wife and flush with cash from various patents related to the laying of the first transatlantic telegraph cable, decided to buy a yacht. His schooner, the Lalla Rookh, became Thomson’s summer home and his base for hosting scientific...
Out-of-Pocket Blog
2022 Healthcare Predictions | Out-Of-Pocket
Nikstradamus strikes again
a year ago
Nikstradamus strikes again
NeuroLogica Blog
Unifying Cognitive Biases
Are you familiar with the “lumper vs splitter” debate? This refers to any situation in which there...
a year ago
Are you familiar with the “lumper vs splitter” debate? This refers to any situation in which there is some controversy over exactly how to categorize complex phenomena, specifically whether or not to favor the fewest categories based on similarities, or the greatest number of...
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,...
Math Is Still...
Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’
New research reveals how marine microbes use an extra membrane that once had digestive functions to...
a year ago
New research reveals how marine microbes use an extra membrane that once had digestive functions to boost their yield from photosynthesis.
The post Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’ first appeared on Quanta Magazine
Uncharted...
Why Could Lebanon Be Rich, but Is so Chaotic?
Mountains, seas, and a shitty region
2 months ago
Mountains, seas, and a shitty region
Chris Grossack's...
Preprint -- The RAAG Functor as a Categorical Embedding
After almost a year of sitting on my hard drive, I finally had time in
August to finish revising my...
a year ago
After almost a year of sitting on my hard drive, I finally had time in
August to finish revising my new preprint on
Right Angled Artin Groups (Raags). And in September I had time to put
it on the arxiv for people to see! Within 24 hours I had an email from
somebody who had...
NeuroLogica Blog
Frozen Embryos Are Not People
Amid much controversy, the Alabama State Supreme Court ruled that frozen embryos are children. They...
9 months ago
Amid much controversy, the Alabama State Supreme Court ruled that frozen embryos are children. They did not support their decision with compelling logic, with cited precedence (their decision is literally unprecedented), with practical considerations, or with sound ethical...
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...
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...
Andrew Fraknoi –...
A Movie about a Galaxy Far, Far Away & Long, Long Ago (from Webb Telescope)
Explains a new movie of distant galaxies and remote time from the Webb Telescope.
The post A Movie...
a year ago
Explains a new movie of distant galaxies and remote time from the Webb Telescope.
The post A Movie about a Galaxy Far, Far Away & Long, Long Ago (from Webb Telescope) appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
NeuroLogica Blog
Collapsars and Gravitational Waves
The state of modern science and technology is truly amazing, much more so than the fake stuff that...
4 months ago
The state of modern science and technology is truly amazing, much more so than the fake stuff that people like to spread around. Gravitational waves have opened up an entirely new type of astronomy, a way to explore the universe through very subtle ripples in spacetime produce by...
NeuroLogica Blog
Energy Demand Increasing
For the last two decades electricity demand in the US has been fairly flat. While it has been...
9 months ago
For the last two decades electricity demand in the US has been fairly flat. While it has been increasing overall, the increase has been very low. This has been largely attributed to the fact that as the use of electrical devices has increased, the efficiency of those devices has...
The Works in...
Notes on Progress: An Englishman in New York
Reflections on the revolution in Manhattan
over a year ago
Reflections on the revolution in Manhattan
Explorations of an...
Tour Extension to Halmahera In The North Moluccas
Del and Marcie joined me for a four-day extension to the nearby island of Halmahera, located in the...
a year ago
Del and Marcie joined me for a four-day extension to the nearby island of Halmahera, located in the North Moluccas. We were now on the east side of the deep-water trench informally known as Weber’s Line and the avifauna was even more in line with New Guinea and Australia....
Wanderingspace
Ganymede Sets Behind Jupiter as Seen by Hubble
An image taken by the Hubble Space Telescope reminds us of how powerful this aging scope really is....
over a year ago
An image taken by the Hubble Space Telescope reminds us of how powerful this aging scope really is. Magnitudes sharper than the images originally sent by Pioneer as it passed by in the 1970s.
NeuroLogica Blog
Living Under the Sea
One of my favorite recent video games is Subnautica, in which you have to survive almost entirely...
a year ago
One of my favorite recent video games is Subnautica, in which you have to survive almost entirely under a vast alien ocean. You have the advantage of advanced technology, but even then you are under constant threat of running out of oxygen, or having your habitat implode because...
symmetry magazine
Listening to the radio on the far side of the moon
LuSEE-Night will demonstrate whether an experiment to search for ancient radio signals can survive...
a year ago
LuSEE-Night will demonstrate whether an experiment to search for ancient radio signals can survive the moon’s unforgiving environment.
NeuroLogica Blog
Odysseus Lands on the Moon
December 11, 1972, Apollo 17 soft landed on the lunar surface, carrying astronauts Gene Cernan and...
10 months ago
December 11, 1972, Apollo 17 soft landed on the lunar surface, carrying astronauts Gene Cernan and Harrison Schmitt. This was the last time anything American soft landed on the moon, over 50 years ago. It seems amazing that it’s been that long. On February 22, 2024, the Odysseus...
Out-of-Pocket Blog
How to analyze public healthcare datasets (even if you're non-technical) | Out-Of-Pocket
Plus: using ChatGPT to analyze datasets?
a year ago
Plus: using ChatGPT to analyze datasets?
The Roots of...
Why no Roman Industrial Revolution?
Why didn’t the Roman Empire have an industrial revolution?
Bret Devereaux has an essay addressing...
a year ago
Why didn’t the Roman Empire have an industrial revolution?
Bret Devereaux has an essay addressing that question, which multiple people have pointed me to at various times. In brief, Devereaux says that Britain industrialized through a very specific path, involving coal mines,...
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 →
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?
Math Is Still...
Number of Distances Separating Points Has a New Bound
Mathematicians have struggled to prove Falconer’s Conjecture, a simple, but far-reaching, hypothesis...
8 months ago
Mathematicians have struggled to prove Falconer’s Conjecture, a simple, but far-reaching, hypothesis about the distances between points. They’re finally getting close.
The post Number of Distances Separating Points Has a New Bound first appeared on Quanta Magazine
Explorations of an...
Los Amigos Biological Station - Part 3
My final post from Peru....
September 22, 2022
Much like the previous morning, Laura and I...
a year ago
My final post from Peru....
September 22, 2022
Much like the previous morning, Laura and I arranged a packed breakfast and we hit the trails around dawn. While birds were obviously on my mind, there were still a few mammals that I was really keen to search for, too. And luck...
Uncharted...
Where Geniuses Hide Today
Where are today’s Michelangelos?
2 weeks ago
Where are today’s Michelangelos?
Out-of-Pocket Blog
Malpractice, Expert Witnesses, and Lawsuits with Dr. Eric Funk | Out-Of-Pocket
Suits and White Coats
a year ago
NeuroLogica Blog
Localizing Hidden Consciousness
What’s going on in the minds of people who appear to be comatose? This has been an enduring...
a year ago
What’s going on in the minds of people who appear to be comatose? This has been an enduring neurological question from the beginning of neurology as a discipline. Recent technological advances have completely changed the game in terms of evaluating comatose patients, and now a...
Out-of-Pocket Blog
Scaling Organizations, Patient Payments, and Collections with Lora Rosenblum | Out-Of-Pocket
Why am I getting bills 6 months later, Lora pls help
a year ago
Why am I getting bills 6 months later, Lora pls help
Damn Interesting
The Traveler and His Baggage
On 19 May 1943, a news report from Berlin deepened the already dreary gloom that clung to the people...
over a year ago
On 19 May 1943, a news report from Berlin deepened the already dreary gloom that clung to the people of Nazi-occupied Paris. Propaganda Minister Joseph Goebbels proudly announced to the world that the German capital of Berlin was officially judenfrei–free of all Jews. As this...
Cremieux Recueil
Woke Madness
Why do more left-wing individuals tend to be more mentally ill?
3 months ago
Why do more left-wing individuals tend to be more mentally ill?
Light from Space
Vaporwave Crescent
Shooting space with a monochrome camera means using various filters—when choosing narrowband filters...
over a year ago
Shooting space with a monochrome camera means using various filters—when choosing narrowband filters (those with only a few nanometers of bandpass) one can limit the sensor capturing only very specific wavelengths of light, namely the emissions of certain gasses (basically,...
Math Is Still...
A ‘Lobby’ Where a Molecule Mob Tells Genes What to Do
Highly repetitive regions of junk DNA may be the key to a newly discovered mechanism for gene...
10 months ago
Highly repetitive regions of junk DNA may be the key to a newly discovered mechanism for gene regulation.
The post A ‘Lobby’ Where a Molecule Mob Tells Genes What to Do first appeared on Quanta Magazine
The Roots of...
What I’ve been reading, July–August 2023
A quasi-monthly feature (I skipped it last month, so this is a double portion).
This is a longish...
a year ago
A quasi-monthly feature (I skipped it last month, so this is a double portion).
This is a longish post covering many topics; feel free to skim and skip around. Recent blog posts and news stories are generally omitted; you can find them in my links digests.
These updates are less...
NeuroLogica Blog
How Much Do Couples Share Traits?
Do birds of a feather flock together, or do opposites attract? These are both common aphorisms,...
a year ago
Do birds of a feather flock together, or do opposites attract? These are both common aphorisms, which means that they are commonly offered as generally accepted truths, but also that they may by wrong. People like pithy phrases, so they spread prolifically, but that does not mean...
Out-of-Pocket Blog
Cool Facts About Health Insurance Enrollment with Aleka Gurel | Out-Of-Pocket
Tis the season
a year ago
Out-of-Pocket Blog
What's The Deal With Telemedicine? | Out-Of-Pocket
we're in the weird in-between stage of adoption
a year ago
we're in the weird in-between stage of adoption
Marine Madness
Culture Club: Time to let the cetaceans in?
Up until recently, culture has been thought of as a primarily human characteristic. However, recent...
over a year ago
Up until recently, culture has been thought of as a primarily human characteristic. However, recent studies shine a light on the fact that non-human animals including Cetaceans (dolphins and whales), may also possess it. They live in tightly-knit social communities, exhibit...
Math Is Still...
The Researcher Who Explores Computation by Conjuring New Worlds
Russell Impagliazzo studies hard problems, the limits of cryptography, the nature of randomness and...
9 months ago
Russell Impagliazzo studies hard problems, the limits of cryptography, the nature of randomness and more.
The post The Researcher Who Explores Computation by Conjuring New Worlds first appeared on Quanta Magazine
The Roots of...
What I’ve been reading, September 2023
A quasi-monthly feature. Recent blog posts and news stories are generally omitted; you can find them...
a year ago
A quasi-monthly feature. Recent blog posts and news stories are generally omitted; you can find them in my links digests. I’ve been busy helping to choose the first cohort of our blogging fellowship, so my reading has been relatively light. All emphasis in bold in the quotes...
Probably...
Bertrand’s Boxes
An early draft of Probably Overthinking It included two chapters about probability. I still think...
7 months ago
An early draft of Probably Overthinking It included two chapters about probability. I still think they are interesting, but the other chapters are really about data, and the examples in these chapters are more like brain teasers — so I’ve saved them for another book. Here’s an...
Out-of-Pocket Blog
The Amazon + One Medical Post | Out-Of-Pocket
I guess I should say something?
9 months ago
I guess I should say something?
Casey Handmer's blog
Entrepreneurship changed the way I think
A quick note with some self reflection on the eve of my 37th year and after nearly three years of...
3 months ago
A quick note with some self reflection on the eve of my 37th year and after nearly three years of running a hardware start up. I never saw myself as a founder. At some point a few years ago I realized nearly all my friends were founders or managers of their own business, but I...
Blog - Practical...
Why Are Cooling Towers Shaped Like That?
[Note that this article is a transcript of the video embedded above.]
This is not smoke. And this...
a month ago
[Note that this article is a transcript of the video embedded above.]
This is not smoke. And this isn’t a smoke stack (at least not the kind we normally think of). It serves a totally different purpose at a power plant than smoke stacks whose job is moving combustion products...
Chris Grossack's...
A truly incredible fact about the number 37
So I was on math stackexchange the other day, and I saw a cute post
looking for a book which lists,...
a year ago
So I was on math stackexchange the other day, and I saw a cute post
looking for a book which lists, for many many integers, facts that Ramanujan
could have told Hardy if he’d taken a cab other than 1729. A few days ago
OP answered their own question, saying that the book in...
Inverted Passion
Usefulness grounds truth
Are LLMs intelligent? Debates on this question often, but not always, devolve into debates on what...
5 months ago
Are LLMs intelligent? Debates on this question often, but not always, devolve into debates on what LLMs can or cannot do. To a limited extent, the original question is useful because it creates an opening for people to go into specific. But, beyond that initial use, the question...
Math Is Still...
How This Marine Worm Can Tell Moonglow From Sunbeams
For the first time, scientists have decoded the molecular structure of a protein that helps to sync...
a year ago
For the first time, scientists have decoded the molecular structure of a protein that helps to sync a biological clock to the phases of the moon.
The post How This Marine Worm Can Tell Moonglow From Sunbeams first appeared on Quanta Magazine
Math Is Still...
Does Nothingness Exist?
Even empty space bubbles with energy, according to quantum mechanics — and that fact affects almost...
a year ago
Even empty space bubbles with energy, according to quantum mechanics — and that fact affects almost every facet of physical reality. The theoretical physicist Isabel Garcia Garcia explains to Steven Strogatz why it’s so important in modern physics to understand what a true vacuum...
Sean Carroll
Energy Conservation and Non-Conservation in Quantum Mechanics
Conservation of energy is a somewhat sacred principle in physics, though it can be tricky in certain...
over a year ago
Conservation of energy is a somewhat sacred principle in physics, though it can be tricky in certain circumstances, such as an expanding universe. Quantum mechanics is another context in which energy conservation is a subtle thing — so much so that it’s still worth writing papers...
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...
Math Is Still...
To Move Fast, Quantum Maze Solvers Must Forget the Past
Quantum algorithms can find their way out of mazes exponentially faster than classical ones, at the...
a year ago
Quantum algorithms can find their way out of mazes exponentially faster than classical ones, at the cost of forgetting the path they took. A new result suggests that the trade-off may be inevitable.
The post To Move Fast, Quantum Maze Solvers Must Forget the Past...
Explorations of an...
2023 Part 3: Spring And Summer In Ontario
April (continued)
Laura and I returned to Ontario in late April and I immediately jumped back into...
11 months ago
April (continued)
Laura and I returned to Ontario in late April and I immediately jumped back into the local birding/naturalist scene. Spring is such a dynamic time of year and I tried to maximize every opportunity. In late April I spent a couple of days on Manitoulin Island,...
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”....
IEEE Spectrum
Who Really Invented the Rechargeable Lithium-Ion Battery?
Fifty years after the birth of the rechargeable lithium-ion battery, it’s easy to see its value....
a year ago
Fifty years after the birth of the rechargeable lithium-ion battery, it’s easy to see its value. It’s used in billions of laptops, cellphones, power tools, and cars. Global sales top US $45 billion a year, on their way to more than $100 billion in the coming decade.
The first...
IEEE Spectrum
Quantum Technology’s Unsung Heroes
In a world where quantum technologies are on the rise in computing, cryptography, materials,...
a year ago
In a world where quantum technologies are on the rise in computing, cryptography, materials, sensors, telecom, biomed, and AI, it’s easy to forget that not so long ago the words “quantum” and “technology” rarely fit comfortably into a sentence together. A range of trailblazers...
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
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...
The New Quest to Control Evolution
Modern scientists aren’t content with predicting how life evolves. They want to shape it. ...
a year ago
Modern scientists aren’t content with predicting how life evolves. They want to shape it.
The post The New Quest to Control Evolution first appeared on Quanta Magazine
IEEE Spectrum
The Incredible Story Behind the First Transistor Radio
But that’s pretty much what Pat Haggerty, vice president of Texas Instruments, did in 1954. The...
2 months ago
But that’s pretty much what Pat Haggerty, vice president of Texas Instruments, did in 1954. The result was the
Regency TR-1, the world’s first commercial transistor radio, which debuted 70 years ago this month. The engineers delivered on Haggerty’s audacious goal, and I...
Math Is Still...
How Will We Know We’re Not Alone?
The first planet beyond our solar system was identified just 30 years ago. Since then, thousands...
3 days ago
The first planet beyond our solar system was identified just 30 years ago. Since then, thousands have been found and characterized. As we look for more, exoplanet experts are also probing for signs of alien biospheres hundreds of light-years away. In this episode, co-host Janna...
Explorations of an...
2022 Part 5: October, November, December (Malaysia, Singapore, Thailand)
October
I was only home from Peru for a week when it was time to leave on the next adventure. While...
a year ago
October
I was only home from Peru for a week when it was time to leave on the next adventure. While Laura jetted off to Scotland to attend a friend's wedding, I flew to Kota Kinabalu, Malaysia, located on the island of Borneo to lead a tour for Worldwide Quest. I really enjoyed...
Damn Interesting
Capital, Punished
Located 350 km (217 miles) southeast of Puerto Rico, the British island of Montserrat is sometimes...
over a year ago
Located 350 km (217 miles) southeast of Puerto Rico, the British island of Montserrat is sometimes called ‘The Emerald Isle of the Caribbean’ for its verdancy and early Irish settlers. However, far from a paradise, Montserrat also boasts an unfortunate history, and not just...
Math Is Still...
Computer Scientists Inch Closer to Major Algorithmic Goal
A new paper finds a faster method for determining when two mathematical groups are the same. ...
a year ago
A new paper finds a faster method for determining when two mathematical groups are the same.
The post Computer Scientists Inch Closer to Major Algorithmic Goal first appeared on Quanta Magazine
Damn Interesting
From Where the Sun Now Stands
An American Indian man on horseback stood outlined against a steely sky past midday on 05 October...
a year ago
An American Indian man on horseback stood outlined against a steely sky past midday on 05 October 1877. Winter was already settling into the prairies of what would soon become the state of Montana.
Five white men stood in the swaying grass on the other side of the field,...
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...
Marine Madness
Cownose rays at Bristol Aquarium (video)
Watch Bristol Aquarium’s newest residents in action. Bristol Aquarium reopened its doors on May 18...
over a year ago
Watch Bristol Aquarium’s newest residents in action. Bristol Aquarium reopened its doors on May 18 after being closed for months due to the Covid-19 pandemic, meaning visitors were finally allowed to return and see their favourite ocean creatures up close. But during the...
Asterisk
Looking Back at the Future of Humanity Institute
The rise and fall of the influential, embattled Oxford research center that brought us the concept...
a month ago
The rise and fall of the influential, embattled Oxford research center that brought us the concept of existential risk.
IEEE Spectrum
Designing the First Apple Macintosh: The Engineers’ Story
In 1979 the Macintosh personal computer existed only as the pet idea of Jef Raskin, a veteran of the...
a year ago
In 1979 the Macintosh personal computer existed only as the pet idea of Jef Raskin, a veteran of the Apple II team, who had proposed that Apple Computer Inc. make a low-cost “appliance”-type computer that would be as easy to use as a toaster. Mr. Raskin believed the computer he...
NeuroLogica Blog
Boeing Starliner Launches Soon
If all goes well, Boeing’s Starliner capsule will launch on Monday May 6th with two crew members...
7 months ago
If all goes well, Boeing’s Starliner capsule will launch on Monday May 6th with two crew members aboard, Butch Wilmore and Suni Williams, who will be spending a week aboard the ISS. This is the last (hopefully) test of the new capsule, and if successful it will become officially...
The Works in...
Lost Science
When discoveries are forgotten and then found
11 months ago
When discoveries are forgotten and then found
Andrew Fraknoi –...
A Comet Visible in Our Evening Sky
A newly discovered comet is now faintly visible in our skies soon after sunset, if you have clear...
2 months ago
A newly discovered comet is now faintly visible in our skies soon after sunset, if you have clear skies and a view low toward the west-southwest horizon. See our diagram from Sky & Telescope magazine, in which the yellow numbers show you the comet’s location in the evening sky...
NeuroLogica Blog
Are Electric Vehicles Worth It
One of the key components of the plan to get our civilization to net zero by 2050 is to transform...
a year ago
One of the key components of the plan to get our civilization to net zero by 2050 is to transform the motor vehicle fleet into all electric vehicles (EVs). This is a worthy goal, as it would eliminate burning gasoline for transportation. In fact it’s necessary if we want to get...
Light from Space
Lagoon and the Hourglass
A view of the center region of the Lagoon Nebula (Messier 8, Sharpless 25). There's several other...
over a year ago
A view of the center region of the Lagoon Nebula (Messier 8, Sharpless 25). There's several other objects visible, notably the Hourglass Nebula and open star cluster NGC 6530, as well as numerous Bok globules (the small dark clouds, that will one day form new stars).
Click...
Out-of-Pocket Blog
Retail and community pharmacies are changing | Out-Of-Pocket
COVID tailwinds are changing the role of the pharmacy and pharmacist
a year ago
COVID tailwinds are changing the role of the pharmacy and pharmacist
Math Is Still...
In a Monster Star’s Light, a Hint of Darkness
Astronomers are scouring the cosmos for fingerprints of the invisible — tiny clumps of pure dark...
a year ago
Astronomers are scouring the cosmos for fingerprints of the invisible — tiny clumps of pure dark matter that might solve a long-standing cosmic mystery.
The post In a Monster Star’s Light, a Hint of Darkness first appeared on Quanta Magazine
ToughSF
Permanent and Perfect Stealth in Space
Despite the commonly accepted truth in Hard Science Fiction, spacecraft are able to evade detection...
over a year ago
Despite the commonly accepted truth in Hard Science Fiction, spacecraft are able to evade detection in space in many circumstances. The Hydrogen Steamer was a design that used liquid hydrogen evaporative cooling to keep a non-reflective surface practically invisible.
However,...
Math Is Still...
Elliptic Curves Yield Their Secrets in a New Number System
Ana Caraiani and James Newton have extended an important result in number theory to the imaginary...
a year ago
Ana Caraiani and James Newton have extended an important result in number theory to the imaginary realm.
The post Elliptic Curves Yield Their Secrets in a New Number System first appeared on Quanta Magazine
Beautiful Public...
1,000 Photos of Dolphin Fins
Scars, scratches and wounds abound in these photos as encounters with unknown creatures and boat...
a year ago
Scars, scratches and wounds abound in these photos as encounters with unknown creatures and boat propellers leave their marks, imprinting a story of close escapes and cheating death.
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-...
Drew Ex Machina
Top Ten Posts of 2022
Now that we are at the end of 2022, it is time to look back at this year’s material published on...
a year ago
Now that we are at the end of 2022, it is time to look back at this year’s material published on Drew Ex Machina and see […]
Out-of-Pocket Blog
"AI sucks", Quantifying EMR burden, and Loneliness | Out-Of-Pocket
3 interesting papers I like
a year ago
3 interesting papers I like
nanoscale views
Brief items
With the end of the semester approaching and various grant deadlines, it's been a very busy time. ...
a year ago
With the end of the semester approaching and various grant deadlines, it's been a very busy time. Here are some items I spotted this week (some new, some old):
This article from Quanta about the "Einstein tile" is great - I particularly like the animated illustration. This...
Quantum Frontiers
Quantum computing vs. Grubhub
pon receiving my speaking assignments for the Tucson Festival of Books, I mentally raised my...
a year ago
pon receiving my speaking assignments for the Tucson Festival of Books, I mentally raised my eyebrows. I’d be participating in a panel discussion with Mike Evans, the founder of Grubhub? But I hadn’t created an app that’s a household name. I … Continue reading →
NeuroLogica Blog
Is AI Sentient Revisited
On the SGU this week we interviewed Blake Lemoine, the ex-Google employee who believes that Google’s...
a year ago
On the SGU this week we interviewed Blake Lemoine, the ex-Google employee who believes that Google’s LaMDA may be sentient, based on his interactions with it. This was a fascinating discussion, and even though I think we did a pretty deep dive in the time we had, it also felt...
Math Is Still...
What Is Quantum Teleportation?
Teleporting people through space is still science fiction. But quantum teleportation is dramatically...
9 months ago
Teleporting people through space is still science fiction. But quantum teleportation is dramatically different and entirely real. In this episode, Janna Levin interviews the theoretical physicist John Preskill about teleporting bits and the promise of quantum technology. ...
Out-of-Pocket Blog
Six Stages Of Health Tech Grief Pt. 1 | Out-Of-Pocket
we should pay people to be healthy + building a new EMR
a year ago
we should pay people to be healthy + building a new EMR
Beautiful Public...
FAA Aviation Maps
Among all of the visual information published by the U.S. government, there may be no product with a...
10 months ago
Among all of the visual information published by the U.S. government, there may be no product with a higher information density than the Federal Aviation Administration’s aviation maps.
Explorations of an...
2023 Part 5: Late Summer To Early Winter In Ontario
August and September
In the middle of August, I traveled to Letchworth State Park in New York for a...
11 months ago
August and September
In the middle of August, I traveled to Letchworth State Park in New York for a weekend with some of my family. It was wonderful to spend time with everyone, as well as to get in some hiking and find some species that I haven't seen before in Ontario (mostly...
NeuroLogica Blog
Artificial Diamond Boom
The history of aluminum, and what is now happening in the artificial diamond market, may tell us...
a year ago
The history of aluminum, and what is now happening in the artificial diamond market, may tell us something about a post-scarcity world. Aluminum is the most abundant metal in the Earth’s crust. However, it like to form with other elements and therefore it was very difficulty to...
The Works in...
Should you infect yourself with Zika?
What life is like in a challenge trial
8 months ago
What life is like in a challenge trial
Chris Grossack's...
Estimating a Difference of Products
Wow, it’s been a long time! Both since my last blog post, and since my last
quick analysis trick....
a year ago
Wow, it’s been a long time! Both since my last blog post, and since my last
quick analysis trick. But I’ve been itching to
write more blog posts lately, and I thought that something quick and easy like
this would be a good way to get back into it without the kind of effort...
Math Is Still...
How Genetic Surprises Complicate the Old Doctrine of DNA
For over a century, biologists have had to contend with a complicated picture of genetics, which...
a year ago
For over a century, biologists have had to contend with a complicated picture of genetics, which they’ve only recently begun to understand.
The post How Genetic Surprises Complicate the Old Doctrine of DNA first appeared on Quanta Magazine
Math Is Still...
The Hidden Brain Connections Between Our Hands and Tongues
Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary...
a year ago
Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary relationships.
The post The Hidden Brain Connections Between Our Hands and Tongues first appeared on Quanta Magazine
Many Worlds
Many Worlds Archive is Available
I had the pleasure of reporting and writing the Many Worlds column — sponsored by NASA’s NExSS...
a year ago
I had the pleasure of reporting and writing the Many Worlds column — sponsored by NASA’s NExSS initiative and the Lunar & Planetary Institute — for almost eight years. But the run came to an end in October. Now an archive of the more than 400 columns is easily available at...
brr
Last Flight Out
Good-byes, and the beginning of winter isolation.
a year ago
Good-byes, and the beginning of winter isolation.
Math Is Still...
Mathematicians Discover Novel Way to Predict Structure in Graphs
In new work on graphs’ hidden structure, mathematicians probe the limits of randomness. ...
a year ago
In new work on graphs’ hidden structure, mathematicians probe the limits of randomness.
The post Mathematicians Discover Novel Way to Predict Structure in Graphs first appeared on Quanta Magazine
nanoscale views
What is a Wigner crystal?
Last week I was at the every-2-years Gordon Research Conference on Correlated Electron Systems at...
5 months ago
Last week I was at the every-2-years Gordon Research Conference on Correlated Electron Systems at lovely Mt. Holyoke. It was very fun, but one key aspect of the culture of the GRCs is that attendees are not supposed to post about them on social media, thus encouraging presenters...
wadertales
Conservation beyond boundaries
When an environmental impact assessment concludes that only a small number of shorebirds will be...
a year ago
When an environmental impact assessment concludes that only a small number of shorebirds will be affected by a new airport, because relatively small flocks are counted during field surveys, is there an assumption that the birds encountered are always the same individuals? What if...
Tikalon Blog by Dev...
Plant Sounds
My early adulthood coincided with the New Age movement and its belief in many discredited past...
4 months ago
My early adulthood coincided with the New Age movement and its belief in many discredited past ideas, such as astrology. One New Age idea that seemed strange at the time was that talking to plants helped them to grow. What could be more New Age than a hippie chick talking to a...
nanoscale views
APS March Meeting 2023, Day 3
There is vigorous discussion taking place on the Day 2 link regarding the highly controversial claim...
a year ago
There is vigorous discussion taking place on the Day 2 link regarding the highly controversial claim of room temperature superconductivity.
Highlights from Wednesday are a hodgepodge because of my meanderings:
The session about quantum computing hardware was well attended,...
Asterisk
They May as Well Grow on Trees
The Future of Genetically Engineered Livestock
over a year ago
The Future of Genetically Engineered Livestock
Math Is Still...
What Causes Alzheimer’s? Scientists Are Rethinking the Answer. (Pt 2)
If plaques of amyloid protein in the brain aren’t the root cause of Alzheimer’s disease, what is?...
a year ago
If plaques of amyloid protein in the brain aren’t the root cause of Alzheimer’s disease, what is? Researchers investigating alternative possibilities have faced resistance from the biomedical establishment for decades, but intriguing theories about the role of defects in protein...
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.
Explorations of an...
Potrero de Yala - Dippers, Red-faced Guans And More
Laura and I were up early to make the most of our morning at Potrero de Yala. As dawn broke, we...
a year ago
Laura and I were up early to make the most of our morning at Potrero de Yala. As dawn broke, we slowly drove in along the entrance road, keeping an eye out for guans.
We found quite a few guans on and around the road but none were our hoped-for Red-faced Guans; they were all...
NeuroLogica Blog
Should Japan Release Radioactive Water Into The Pacific?
Japan is planning on releasing treated radioactive water from the Fukushima nuclear accident into...
a year ago
Japan is planning on releasing treated radioactive water from the Fukushima nuclear accident into the ocean. They claim this will be completely safe, but there are protests going on in both Japan and South Korea, and China has just placed a ban on seafood from Japan. In a perfect...
Math Is Still...
How a Human Smell Receptor Works Is Finally Revealed
After decades of frustration, researchers have finally determined how an airborne scent molecule...
a year ago
After decades of frustration, researchers have finally determined how an airborne scent molecule links to a human smell receptor.
The post How a Human Smell Receptor Works Is Finally Revealed first appeared on Quanta Magazine
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...
Sean Carroll
Thanksgiving
This year we give thanks for something we’ve all heard of, but maybe don’t appreciate as much as we...
over a year ago
This year we give thanks for something we’ve all heard of, but maybe don’t appreciate as much as we should: electromagnetism. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field...
NeuroLogica Blog
Magnetohydrodynamic Drive – Silent Water Propulsion
DARPA, the US Defense Advanced Research Projects Agency, is now working on developing a...
a year ago
DARPA, the US Defense Advanced Research Projects Agency, is now working on developing a magnet-driven silent water propulsion system – the magnetohydrodynamic (MHD) drive. The primary reason is to develop silent military naval craft. Imagine a nuclear submarine with an MHD drive,...
nanoscale views
Artificial intelligence, extrapolation, and physical constraints
Disclaimer and disclosure: The "arrogant physicist declaims about some topic far outside their...
6 months ago
Disclaimer and disclosure: The "arrogant physicist declaims about some topic far outside their domain expertise (like climate change or epidemiology or economics or geopolitics or....) like everyone actually in the field is clueless" trope is very overplayed at this point, and...
Math Is Still...
How Does Math Keep Secrets?
Cryptography is the thread that connects Julius Caesar, World War II and quantum computing, and it...
4 months ago
Cryptography is the thread that connects Julius Caesar, World War II and quantum computing, and it now lies under nearly every part of modern life. In this week’s episode, computer scientist Boaz Barak and co-host Janna Levin discuss the past and future of secrecy. ...
Out-of-Pocket Blog
Dental Insurance, Value-Based Dental, and Beam Benefits | Out-Of-Pocket
Why doesn’t dental have value-based care?
a year ago
Why doesn’t dental have value-based care?
NeuroLogica Blog
A Bit of Energy Pseudoscience
Remember the 1980 film, The Formula? Probably not, because it was a mediocre film that did not age...
a year ago
Remember the 1980 film, The Formula? Probably not, because it was a mediocre film that did not age well. The basic plot is that Nazi chemists during WWII developed a formula for synthetic gasoline. A detective investigating a murder gets embroiled in a conspiracy to cover up the...
IEEE Spectrum
Sci-fi and Hi-fi
Many a technologist has been inspired by science fiction. Some have even built, or rebuilt, entire...
9 months ago
Many a technologist has been inspired by science fiction. Some have even built, or rebuilt, entire companies around an idea introduced in a story they read, as the founders of Second Life and Meta did, working from the metaverse as imagined by Neal Stephenson in his seminal 1992...
Blog - Practical...
HEAVY CONSTRUCTION of a Sewage Pump Station - Ep 4
This is the fourth episode of a five-part pilot series to gauge your interest in "How It's...
a year ago
This is the fourth episode of a five-part pilot series to gauge your interest in "How It's Made"-esque heavy construction videos. Drop a comment or send me an email to let me know what you think! Watch on YouTube above or ad-free on Nebula here.
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