Explorations of an...
Borneo, October 2022
Borneo, the third largest island in the world behind Greenland and New Guinea, is home to some of...
a year ago
Borneo, the third largest island in the world behind Greenland and New Guinea, is home to some of the planet’s oldest rainforests, containing a stunning array of biodiversity. The conditions in Borneo forests have stimulated the evolution of many different organisms that are...
wadertales
Flexible nesting behaviour
In April and May, tens of thousands of Black-tailed Godwits return to Iceland, having spent the...
2 months ago
In April and May, tens of thousands of Black-tailed Godwits return to Iceland, having spent the summer in Western Europe, particularly Britain & Ireland but also France, Portugal and Spain. For early arrivals, the conditions they encounter vary markedly between years. In a cold...
Asterisk
The Highway to NIMBYism
San Francisco’s history of collective decision-making helped prevent the city from being carved up...
7 months ago
San Francisco’s history of collective decision-making helped prevent the city from being carved up by highways. Today, that same legacy prevents the city from building what it desperately needs: more housing.
Wanderingspace
Mars Express is Still Making Great Images 20 Years Later
Mars Express was launched by the European Space Agency in 2003, and is ESA’s first Mars mission. In...
3 months ago
Mars Express was launched by the European Space Agency in 2003, and is ESA’s first Mars mission. In one shot, you can see Mars as a half-lit disk, with Phobos, its tiny moon, hovering above. Right below Phobos is Olympus Mons, the solar system's largest volcano, towering 22 km...
Math Is Still...
In the ‘Wild West’ of Geometry, Mathematicians Redefine the Sphere
High-dimensional spheres can have a much wider variety of structures than mathematicians thought...
a year ago
High-dimensional spheres can have a much wider variety of structures than mathematicians thought possible.
The post In the ‘Wild West’ of Geometry, Mathematicians Redefine the Sphere first appeared on Quanta Magazine
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
Intelligence Testing
Everyone agrees that AIs are getting smarter — but it’s surprisingly difficult to measure by how...
a year ago
Everyone agrees that AIs are getting smarter — but it’s surprisingly difficult to measure by how much.
NeuroLogica Blog
Cities on Fire
Most major cities in the US experienced a major fire sometime between 1860 and 1920. Actually these...
5 months ago
Most major cities in the US experienced a major fire sometime between 1860 and 1920. Actually these fires, called conflagrations, have been occurring since colonial times and into the middle of the 20th century, but saw a peak in the late 19th and early 20th century. Many cities...
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
ToughSF
The Lofstrom Loop: A Bridge to Space
Imagine you could take a train ride to space. Tracks that slope up into the sky, higher and higher,...
a year ago
Imagine you could take a train ride to space. Tracks that slope up into the sky, higher and higher, until you reach a plateau above the planet where it’s a straight line up to orbital velocity.
That’s what’s possible with a Lofstrom Loop. But sending you into orbit is just one...
Sean Carroll
New Course: The Many Hidden Worlds of Quantum Mechanics
In past years I’ve done several courses for The Great Courses/Wondrium (formerly The Teaching...
a year ago
In past years I’ve done several courses for The Great Courses/Wondrium (formerly The Teaching Company): Dark Matter and Dark Energy, Mysteries of Modern Physics:Time, and The Higgs Boson and Beyond. Now I’m happy to announce a new one, The Many Hidden Worlds of Quantum Mechanics....
Stephen Wolfram...
Yet More New Ideas and New Functions: Launching Version 14.1 of Wolfram Language & Mathematica
For the 36th Time… the Latest from Our R&D Pipeline There’s Now a Unified Wolfram App Vector...
4 months ago
For the 36th Time… the Latest from Our R&D Pipeline There’s Now a Unified Wolfram App Vector Databases and Semantic Search RAGs and Dynamic Prompting for LLMs Connect to Your Favorite LLM Symbolic Arrays and Their Calculus Binomials and Pitchforks: Navigating Mathematical...
Explorations of an...
Araucaria Forests near San Pedro
February 9 - 11, 2023
The Brazilian Araucaria is a tree that seems more suited to the pages of a Dr....
a year ago
February 9 - 11, 2023
The Brazilian Araucaria is a tree that seems more suited to the pages of a Dr. Seuss book than the rolling hills of the Atlantic forests of southern Brazil and northeastern Argentina. Stands of Araucaria angustifolia are peculiar looking, with massive trunks...
NeuroLogica Blog
T-rex Had Lips
One of the challenges of paleontology is that we are trying to infer and entire animal just from the...
a year ago
One of the challenges of paleontology is that we are trying to infer and entire animal just from the hard parts that fossilize, mostly bones and teeth (and sometimes just teeth). But if we look at animals today there are a lot of details we could not guess from their bones alone...
Math Is Still...
New AI Tools Predict How Life’s Building Blocks Assemble
Google DeepMind’s AlphaFold3 and other deep learning algorithms can now predict the shapes of...
7 months ago
Google DeepMind’s AlphaFold3 and other deep learning algorithms can now predict the shapes of interacting complexes of protein, DNA, RNA and other molecules, better capturing cells’ biological landscapes.
The post New AI Tools Predict How Life’s Building Blocks...
Drew Ex Machina
First Pictures: Color View of the Earth & A Tropical Depression from Space – October 5, 1954
While today we are inundated with color images of the Earth, our earliest views from space were...
2 months ago
While today we are inundated with color images of the Earth, our earliest views from space were confined to monochromatic or black and white images (see […]
Sean Carroll
Johns Hopkins
As far as I remember, the first time I stepped onto a university campus was in junior high school,...
over a year ago
As far as I remember, the first time I stepped onto a university campus was in junior high school, when I visited Johns Hopkins for an awards ceremony for the Study of Mathematically Precocious Youth. (I grew up in an environment that didn’t involve spending a lot of time on...
Math Is Still...
Overexposure Distorted the Science of Mirror Neurons
After a decade out of the spotlight, the brain cells once alleged to explain empathy, autism and...
8 months ago
After a decade out of the spotlight, the brain cells once alleged to explain empathy, autism and theory of mind are being refined and redefined.
The post Overexposure Distorted the Science of Mirror Neurons first appeared on Quanta Magazine
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...
Why Mathematical Proof Is a Social Compact
Number theorist Andrew Granville on what mathematics really is — and why objectivity is never quite...
a year ago
Number theorist Andrew Granville on what mathematics really is — and why objectivity is never quite within reach.
The post Why Mathematical Proof Is a Social Compact first appeared on Quanta Magazine
Probably...
What size is that correlation?
This article is related to Chapter 6 of Probably Overthinking It, which is available for preorder...
a year ago
This article is related to Chapter 6 of Probably Overthinking It, which is available for preorder now. It is also related to a new course at Brilliant.org, Explaining Variation. Suppose you find a correlation of 0.36. How would you characterize it? I posed this question to the...
nanoscale views
Recent papers to distract....
Time for blogging has continued to be scarce, but here are a few papers to distract (and for readers...
a month ago
Time for blogging has continued to be scarce, but here are a few papers to distract (and for readers who are US citizens: vote if you have not already done so!).
Reaching back, this preprint by Aharonov, Collins, Popescu talks about a thought experiment in which angular...
ToughSF
Actively Cooled Armor: from Helium to Liquid Tin.
We have seen designs for long ranged particle beams
and powerful lasers. Could they be the end-all,...
over a year ago
We have seen designs for long ranged particle beams
and powerful lasers. Could they be the end-all, be-all of space warfare? Not if we fend off their destructive
power with actively cooled armor.
Let's have a look at the different cooling
solutions, from high pressure gas to...
Blog - Practical...
What's the Difference Between Paint and Coatings?
[Note that this article is a transcript of the video embedded above.]
There’s a popular myth that...
over a year ago
[Note that this article is a transcript of the video embedded above.]
There’s a popular myth that I’ve heard about several bridges (including the Golden Gate Bridge in San Francisco and the Forth Bridge in eastern Scotland) that they paint the structure continuously from end to...
The Roots of...
The environment as infrastructure
A good metaphor for the ideal relationship between humanity and the environment is that the...
a year ago
A good metaphor for the ideal relationship between humanity and the environment is that the environment is like critical infrastructure.
Infrastructure is valuable, because it provides crucial services. You want to maintain it carefully, because it’s bad if it breaks down.
But...
NeuroLogica Blog
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...
Wanderingspace
Goodbye Ingenuity
Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it...
10 months ago
Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it inoperable..
NeuroLogica Blog
Hunger Circuitry
One of the organizing principles that govern living organisms is homeostasis. This is a key feature...
a year ago
One of the organizing principles that govern living organisms is homeostasis. This is a key feature of being alive – maintaining homeostatic equilibrium both internally and externally. Homeostatic systems usually involve multiple feedback loops that maintain some physiological...
The Works in...
Notes on Progress: An environmentalist gets lunch
Why being an effective environmentalist can often feel like being a bad one
over a year ago
Why being an effective environmentalist can often feel like being a bad one
Interaction Magic -...
Hacking the terrorist timepiece
The hardest part of building hardware interfaces is not having the right tools to prototype, test...
over a year ago
The hardest part of building hardware interfaces is not having the right tools to prototype, test and validate ideas. A behind the scenes look at my prototyping process, on a project to re-invent the famous Casio F-91W watch.
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...
Math Is Still...
Math That Lets You Think Locally but Act Globally
Knowing a little about the local connections on flight maps and other networks can reveal a lot...
a year ago
Knowing a little about the local connections on flight maps and other networks can reveal a lot about a system’s global structure.
The post Math That Lets You Think Locally but Act Globally first appeared on Quanta Magazine
The Roots of...
Why you, personally, should want a larger human population
What is the ideal size of the human population?
One common answer is “much smaller.” Paul Ehrlich,...
10 months ago
What is the ideal size of the human population?
One common answer is “much smaller.” Paul Ehrlich, co-author of The Population Bomb (1968), has as recently as 2018 promoted the idea that “the world’s optimum population is less than two billion people,” a reduction of the current...
NeuroLogica Blog
Coal vs Natural Gas
In the last 18 years, since 2005, the US has decreased our CO2 emissions due to electricity...
a year ago
In the last 18 years, since 2005, the US has decreased our CO2 emissions due to electricity generation by 32%, 819 million metric tons of CO2 per year. Thirty percent of this decline can be attributed to renewable energy generation. But 65% is attributed to essentially replacing...
The Works in...
Growing Forests
As countries develop, deforestation drops
a year ago
As countries develop, deforestation drops
NeuroLogica Blog
Will Hydrogen BEV Hybrids Be A Thing?
I recently recorded a YouTube video on the notion of hydrogen fuel cell cars (it will be posted...
a year ago
I recently recorded a YouTube video on the notion of hydrogen fuel cell cars (it will be posted soon, and I will add the link when it’s up). One question I did not get into in the video, but which is an interesting thought experiment, is hydrogen – plug-in battery hybrid...
Damn Interesting
A Blight on Soviet Science
On a hazy afternoon in March 1927, a Russian scientist was walking through the dense forests of...
over a year ago
On a hazy afternoon in March 1927, a Russian scientist was walking through the dense forests of Abyssinia, ducking under low-hanging branches and stopping to inspect the wild coffee trees lining his path. Accompanied by a group of local guides, the young traveller had been hiking...
Cremieux Recueil
Food Deserts Are Not Real
They're more like bad habit neighborhoods
3 months ago
They're more like bad habit neighborhoods
NeuroLogica Blog
Are Animals Conscious?
This is a great scientific question because it challenges how we ask and answer scientific...
6 months ago
This is a great scientific question because it challenges how we ask and answer scientific questions. Are animals conscious? This is a question discussed in a recent BBC article that peaked my interest. They eventually get to a question that they should have opened with – how do...
Confessions of a...
Marine Ecology or Marine Biology….what’s the difference!?!?!?
A few of you may be wondering why the blog is called ‘Confessions of a Marine Ecologist” and not...
over a year ago
A few of you may be wondering why the blog is called ‘Confessions of a Marine Ecologist” and not ‘Confessions of a Marine Biologist”. After all, if you ask a group of school kids what they want to be when they grow up, more than a handful would happily answer “marine biologist”,...
Many Worlds
The Evolving Science of Technosignatures
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio...
a year ago
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio signals from distant civilizations. The effort was centered at the Green Bank Observatory in West Virginia and was by today’s standards quite rudimentary. A much broader search...
NeuroLogica Blog
Deep South – A Neuromorphic Supercomputer
Australian researchers at the International Centre for Neuromorphic Systems (ICNS) at Western Sydney...
a year ago
Australian researchers at the International Centre for Neuromorphic Systems (ICNS) at Western Sydney University have announced they are building what they are calling Deep South (based on IBM’s Deep Blue). This will be the world’s largest neuromorphic supercomputer, with 228...
nanoscale views
Some interesting links - useful lecture notes, videos
Proposal writing, paper writing, and course prep are eating a lot of my bandwidth right now, but I...
a year ago
Proposal writing, paper writing, and course prep are eating a lot of my bandwidth right now, but I wanted to share a few things:
David Tong at Cambridge is a gifted educator and communicator who has written lecture notes that span a wide swath of the physics curriculum, from...
Math Is Still...
What Is the Nature of Consciousness?
Consciousness, our experience of being in the world, is one of the mind’s greatest mysteries, but as...
a year ago
Consciousness, our experience of being in the world, is one of the mind’s greatest mysteries, but as the neuroscientist Anil Seth explains to Steven Strogatz, research is making progress in understanding this elusive phenomenon.
The post What Is the Nature of...
ToughSF
Lasers, Mirrors and Star Pyramids
Lasers can hit targets at extreme ranges, at the fastest speed possible. They are ideal weapons for...
over a year ago
Lasers can hit targets at extreme ranges, at the fastest speed possible. They are ideal weapons for space warfare.
However, everyone knows that lasers bounce off mirrors... does this make lasers useless?
The post is inspired by the discussion that arose from the conclusions...
Melting Asphalt
A Natural History of Beauty
A mashup of ideas from David Deutsch, Geoffrey Miller, and Richard Prum, with a little César Hidalgo...
over a year ago
A mashup of ideas from David Deutsch, Geoffrey Miller, and Richard Prum, with a little César Hidalgo thrown in for good measure. —— Of all the problems that can plague a discussion of beauty — and there are several — perhaps…
Read more ›
The Works in...
The Maintenance Race was just the beginning
A new book from Stewart Brand, serialized on Works in Progress
a year ago
A new book from Stewart Brand, serialized on Works in Progress
nanoscale views
The physics of squeaky shoes
In these unsettling and trying times, I wanted to write about the physics of a challenge I'm facing...
5 months ago
In these unsettling and trying times, I wanted to write about the physics of a challenge I'm facing in my professional life: super squeaky shoes. When I wear a particularly comfortable pair of shoes at work, when I walk in some hallways in my building (but not all), my shoes...
Quantum Frontiers
Astrobiology meets quantum computation?
The origin of life appears to share little with quantum computation, apart from the difficulty of...
a year ago
The origin of life appears to share little with quantum computation, apart from the difficulty of achieving it and its potential for clickbait. Yet similar notions of complexity have recently garnered attention in both fields. Each topic’s researchers expect only … Continue...
Blog - Practical...
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.
Bartosz Ciechanowski
Airfoil
The dream of soaring in the sky like a bird has captivated the human mind for ages. Although many...
9 months ago
The dream of soaring in the sky like a bird has captivated the human mind for ages. Although many failed, some eventually succeeded in achieving that goal. These days we take air transportation for granted, but the physics of flight can still be puzzling.
In this article we’ll...
The Roots of...
Quote quiz answer
Here’s the answer to the recent quote quiz:
The author was Ted Kaczynski, aka the Unabomber. The...
a year ago
Here’s the answer to the recent quote quiz:
The author was Ted Kaczynski, aka the Unabomber. The quote was taken from his manifesto, “Industrial Society and Its Future.” Here’s a slightly longer, and unaltered, quote:
First let us postulate that the computer scientists succeed in...
IEEE Spectrum
The Battle for Better, Broader, More Inclusive AI
AI’s inclusivity problem is no secret. According to the ACLU, AI systems can perpetuate housing...
10 months ago
AI’s inclusivity problem is no secret. According to the ACLU, AI systems can perpetuate housing discrimination and bias in the justice system, among other harms. Bias in the data an AI model relies on is reproduced in its results.
Large Language Models (LLMs) share this problem;...
Eukaryote Writes...
[UPDATE to most recent post]
I edited the post “A point of clarification on infohazard terminology” in response to a good point...
over a year ago
I edited the post “A point of clarification on infohazard terminology” in response to a good point of feedback, and changed a terminology proposal. I’m writing a separate update in case the old unedited version is still lodged in your RSS feed. Read the new one instead! It’s the...
NeuroLogica Blog
Intuitive and Analytical Thinking
Here is a relatively simple math problem: A bat and a ball cost $1.10 combined. The bat costs $1...
a year ago
Here is a relatively simple math problem: A bat and a ball cost $1.10 combined. The bat costs $1 more than the ball. How much does the ball cost? (I will provide the answer below the fold.) This problem is the basis of a large psychological literature on thinking systems in the...
IEEE Spectrum
Inside the Three-Way Race to Create the Most Widely Used Laser
The semiconductor laser, invented more than 60 years ago, is the foundation of many of today’s...
5 months ago
The semiconductor laser, invented more than 60 years ago, is the foundation of many of today’s technologies including barcode scanners, fiber-optic communications, medical imaging, and remote controls. The tiny, versatile device is now an IEEE Milestone.
The possibilities of...
Out-of-Pocket Blog
Some Common Mistakes to Avoid When Pitching Angels | Out-Of-Pocket
With some real decks and emails!
10 months ago
With some real decks and emails!
Out-of-Pocket Blog
How Data Transformed Small Group Underwriting | Out-Of-Pocket
Paper forms be gone, now we anonymize and risk it all (literally).
5 months ago
Paper forms be gone, now we anonymize and risk it all (literally).
Asterisk
Shutting the California Prison System’s Revolving Door
Between 2009 and 2014, California passed a series of laws to reduce the population in its prison...
5 months ago
Between 2009 and 2014, California passed a series of laws to reduce the population in its prison system, which for years had operated over capacity. Determining whether those laws worked was not a straightforward task.
Blog - Practical...
These Metals Destroy Themselves to Prevent Rust
[Note that this article is a transcript of the video embedded above.]
This is the old Howard...
over a year ago
[Note that this article is a transcript of the video embedded above.]
This is the old Howard Frankland Bridge that carries roughly 180,000 vehicles per day across Old Tampa Bay between St. Petersburg and Tampa, Florida. A replacement for the bridge is currently under...
Chris Grossack's...
Talk -- What is Factorization Homology?
I was recently invited to speak at the AMS Sectional in
Tallahassee, Florida. In particular, at the...
9 months ago
I was recently invited to speak at the AMS Sectional in
Tallahassee, Florida. In particular, at the special session on
Homotopy Theory and Category Theory in Interaction. The
conference was this weekend, and I’m typing this up on my
plane ride home. I had a great time, and...
NeuroLogica Blog
Decarbonizing Aviation and Agriculture
When we talk about reducing carbon release in order to slow down and hopefully stop anthropogenic...
2 months ago
When we talk about reducing carbon release in order to slow down and hopefully stop anthropogenic global warming much of the focus is on the energy and transportation sectors. There is a good reason for this – the energy sector is responsible for 25% of greenhouse gas (GHG)...
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...
NeuroLogica Blog
Weaponized Pedantry and Reverse Gish Gallop
Have you ever been in a discussion where the person with whom you disagree dismisses your position...
10 months ago
Have you ever been in a discussion where the person with whom you disagree dismisses your position because you got some tiny detail wrong or didn’t know the tiny detail? This is a common debating technique. For example, opponents of gun safety regulations will often use the...
Math Is Still...
How the Human Brain Contends With the Strangeness of Zero
Zero, which was invented late in history, is special among numbers. New studies are uncovering how...
2 months ago
Zero, which was invented late in history, is special among numbers. New studies are uncovering how the brain creates something out of nothing.
The post How the Human Brain Contends With the Strangeness of Zero first appeared on Quanta Magazine
Asterisk
The Illogic of Nuclear Escalation
How much is enough? It’s the most basic question in the nuclear arms race. For over sixty years, few...
over a year ago
How much is enough? It’s the most basic question in the nuclear arms race. For over sixty years, few have asked it, and even fewer have received an answer.
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...
The Works in...
Invisible College applications close on Friday
Applications to our new residential seminar close this coming Friday, 31st May
6 months ago
Applications to our new residential seminar close this coming Friday, 31st May
Blog - Practical...
Why There's a Legal Price for a Human Life
[Note that this article is a transcript of the video embedded above.]
One of the very first...
a year ago
[Note that this article is a transcript of the video embedded above.]
One of the very first documented engineering disasters happened in 27 AD in the early days of the Roman Empire. A freed slave named Atilius built a wooden amphitheater in a town called Fidenae outside of Rome....
IEEE Spectrum
Why the Art of Invention Is Always Being Reinvented
Every invention begins with a problem—and the creative act of seeing a problem where others might...
a month ago
Every invention begins with a problem—and the creative act of seeing a problem where others might just see unchangeable reality. For one 5-year-old, the problem was simple: She liked to have her tummy rubbed as she fell asleep. But her mom, exhausted from working two jobs, often...
The Works in...
The Cocktail Revolution
How bad drinks became good, and good drinks became great
a year ago
How bad drinks became good, and good drinks became great
Explorations of an...
Borneo: Quest For The Bulwer's Pheasant
The Bulwer's Pheasant was one of the first birds to grab hold of my attention when I first flipped...
3 weeks ago
The Bulwer's Pheasant was one of the first birds to grab hold of my attention when I first flipped through the pages of my Borneo field guide many years ago. This pheasant of Bornean hill forest is nearly unbelievable-looking (the male, that is). He has a deep maroon chest and a...
Math Is Still...
Hopes of Big Bang Discoveries Ride on a Future Spacecraft
Physicists and cosmologists will have a new probe of primordial processes when Europe launches the...
8 months ago
Physicists and cosmologists will have a new probe of primordial processes when Europe launches the Laser Interferometer Space Antenna (LISA) next decade.
The post Hopes of Big Bang Discoveries Ride on a Future Spacecraft first appeared on Quanta Magazine
Math Is Still...
Quantum Computers Cross Critical Error Threshold
In a first, researchers have shown that adding more “qubits” to a quantum computer can make it more...
a week ago
In a first, researchers have shown that adding more “qubits” to a quantum computer can make it more resilient. It’s an essential step on the long road to practical applications.
The post Quantum Computers Cross Critical Error Threshold first appeared on Quanta...
Math Is Still...
AI Starts to Sift Through String Theory’s Near-Endless Possibilities
Using machine learning, string theorists are finally showing how microscopic configurations of extra...
8 months ago
Using machine learning, string theorists are finally showing how microscopic configurations of extra dimensions translate into sets of elementary particles — though not yet those of our universe.
The post AI Starts to Sift Through String Theory’s Near-Endless...
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...
Asterisk
The EA-Progress Studies War is Here, and It’s a Constructive Dialogue!
We’re hoping Marc Andreessen doesn’t read this and polarize everyone again.
6 months ago
We’re hoping Marc Andreessen doesn’t read this and polarize everyone again.
Math Is Still...
Is It Real or Imagined? How Your Brain Tells the Difference.
New experiments show that the brain distinguishes between perceived and imagined mental images by...
a year ago
New experiments show that the brain distinguishes between perceived and imagined mental images by checking whether they cross a “reality threshold.”
The post Is It Real or Imagined? How Your Brain Tells the Difference. first appeared on Quanta Magazine
NeuroLogica Blog
Hybrid Biopolymer Transistors – Implications for Brain Machine Interface
There are several technologies which seem likely to be transformative in the coming decades. Genetic...
a year ago
There are several technologies which seem likely to be transformative in the coming decades. Genetic bioengineering gives us the ability to control the basic machinery of life, including ourselves. Artificial intelligence is a suite of active, learning, information tools....
Explorations of an...
A Quest Nature Tour To Borneo: Kota Kinabalu, Mount Kinabalu, Sepilok And The Kinabatangan River
Our Quest Nature Tours group assembled in Kota Kinabalu on the evening of October 3 and the...
a month ago
Our Quest Nature Tours group assembled in Kota Kinabalu on the evening of October 3 and the following morning we were off. Kota Kinabalu is situated on the coast, but is only a two hour drive from the mountains that form the spine of Borneo and its highest peak, Mount Kinabalu....
The Works in...
Notes on Progress: Selective breeding and chicken welfare
We've bred larger and larger chickens. Now can we breed happier ones?
over a year ago
We've bred larger and larger chickens. Now can we breed happier ones?
NeuroLogica Blog
Scammers on the Rise
Good rule of thumb – assume it’s a scam. Anyone who contacts you, or any unusual encounter, assume...
10 months ago
Good rule of thumb – assume it’s a scam. Anyone who contacts you, or any unusual encounter, assume it’s a scam and you will probably be right. Recently I was called on my cell phone by someone claiming to be from Venmo. They asked me to confirm if I had just made two fund...
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...
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.
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.
Tikalon Blog by Dev...
Green Ammonia
Ammonia is an important industrial chemical with an estimated worldwide production exceeding 150...
5 months ago
Ammonia is an important industrial chemical with an estimated worldwide production exceeding 150 million metric tons. About 70% of ammonia is used to make nitrate fertilizers. Unfortunately, the production of ammonia is energy and it's a major source of carbon dioxide emission. ...
The Works in...
What did Henry George think about cities?
Solving the terrible urban conditions of the 1800s by abolishing cities
7 months ago
Solving the terrible urban conditions of the 1800s by abolishing cities
Out-of-Pocket Blog
Patient Communities Should Change | Out-Of-Pocket
Evolving from ads to outcomes
a year ago
Evolving from ads to outcomes
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...
Out-of-Pocket Blog
Actually good 2024 healthcare predictions | Out-Of-Pocket
I know, enough predictions. But these are good!
a year ago
I know, enough predictions. But these are good!
Math Is Still...
Do We Need a New Theory of Gravity?
Since Newton had his initial revelation about gravity, our understanding of this fundamental concept...
3 months ago
Since Newton had his initial revelation about gravity, our understanding of this fundamental concept has evolved in unexpected ways. In this week’s episode, theoretical physicist Claudia de Rham and co-host Janna Levin discuss the ways our current understanding of gravity needs...
Math Is Still...
How Quickly Do Large Language Models Learn Unexpected Skills?
A new study suggests that so-called emergent abilities actually develop gradually and predictably,...
10 months ago
A new study suggests that so-called emergent abilities actually develop gradually and predictably, depending on how you measure them.
The post How Quickly Do Large Language Models Learn Unexpected Skills? first appeared on Quanta Magazine
Asterisk
They May as Well Grow on Trees
The Future of Genetically Engineered Livestock
over a year ago
The Future of Genetically Engineered Livestock
Out-of-Pocket Blog
Common healthcare questions I get | Out-Of-Pocket
Some of your FAQs finally answered
2 weeks ago
Some of your FAQs finally answered
Math Is Still...
Computer Scientists Invent an Efficient New Way to Count
By making use of randomness, a team has created a simple algorithm for estimating large numbers of...
7 months ago
By making use of randomness, a team has created a simple algorithm for estimating large numbers of distinct objects in a stream of data.
The post Computer Scientists Invent an Efficient New Way to Count first appeared on Quanta Magazine
Melting Asphalt
Here Be Sermons
I've long turned up my nose at sermons and related forms of mass moralizing. One reason, quite...
over a year ago
I've long turned up my nose at sermons and related forms of mass moralizing. One reason, quite simply, is that they bore me. Honesty good. Violence bad. My eyes glaze over. Empathy, rah! Racism, boo! Please, don't we know this…
Read more ›
NeuroLogica Blog
Titan Disaster and Risk vs Benefit
There has been a lot of discussion regarding the recent disaster of the Titan submersible. Was the...
a year ago
There has been a lot of discussion regarding the recent disaster of the Titan submersible. Was the risk justified? Who should be responsible for the safety issues? Who should be on the hook for the millions of dollars the rescue effort took? And why did this tragedy garner more...
NeuroLogica Blog
Dwarf Planet Ring Mystery
Scientists love mysteries, because that is where new discoveries lay. It is nice to find evidence...
a year ago
Scientists love mysteries, because that is where new discoveries lay. It is nice to find evidence consistent with existing theories, providing further confirmation, but it’s exciting to find evidence that cannot be explained with existing theories. Astronomers may have found such...
Probably...
The Center Moves Faster Than You
In May 2022, Elon Musk tweeted this cartoon: The creator of the cartoon, Colin Wright, explained it...
11 months ago
In May 2022, Elon Musk tweeted this cartoon: The creator of the cartoon, Colin Wright, explained it like this: At the outset, I stand happily beside ‘my fellow liberal,’ who is slightly to my left. In 2012 he sprints to the left, dragging out the left end of the political...
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...
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?
NeuroLogica Blog
3D Printed Rocket Launches
This is one of those technology news stories where the implications of the technology is greater...
a year ago
This is one of those technology news stories where the implications of the technology is greater than the thing itself. Relativity Space, a rocket company based in California, launched their first Terran-1 rocket. The launch ultimately failed when the second stage failed to...
Beautiful Public...
Wild Horses
The Bureau of Land Management wants to pay you $1,000 to adopt a wild horse. But the program has...
a year ago
The Bureau of Land Management wants to pay you $1,000 to adopt a wild horse. But the program has been criticized by animal rights advocates and subject to scrutiny by Congress.
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...
Drew Ex Machina
The Largest Launch Vehicles in Service – 1957 to the Present
With the successful launch of NASA’s Artemis I test flight, we now have a new holder of the title...
over a year ago
With the successful launch of NASA’s Artemis I test flight, we now have a new holder of the title “the largest launch vehicle in service”: the […]
Math Is Still...
When Data Is Missing, Scientists Guess. Then Guess Again.
Across the social and biological sciences, statisticians use a technique that leverages randomness...
2 months ago
Across the social and biological sciences, statisticians use a technique that leverages randomness to deal with the unknown.
The post When Data Is Missing, Scientists Guess. Then Guess Again. first appeared on Quanta Magazine
NeuroLogica Blog
A Lifecycle Analysis of Electric Vehicles
This article is part of my informal series on EVs, sorting through the claims, reality, and...
a year ago
This article is part of my informal series on EVs, sorting through the claims, reality, and propaganda. There are many complicated factors to sort through, but overall, in my opinion, most concerns about EVs are outdated or overblown. There are definitely locations and use...
brr
Brr Wants A Job
8 months post-ice, it's time for something new!
5 months ago
8 months post-ice, it's time for something new!
Tikalon Blog by Dev...
Diophantine Equations
Piebald is an unusual word that appears in the Archimedes' cattle problem, a Diophantine problem...
4 months ago
Piebald is an unusual word that appears in the Archimedes' cattle problem, a Diophantine problem supposedly communicated by Archimedes to his friend, Eratosthenes. It's a Diophantine equation system of seven equations in eight unknowns, but it can be solved with the requirement...
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
Math Is Still...
How Randomness Improves Algorithms
Unpredictability can help computer scientists solve otherwise intractable problems.
The...
a year ago
Unpredictability can help computer scientists solve otherwise intractable problems.
The post How Randomness Improves Algorithms first appeared on Quanta Magazine
Drew Ex Machina
NASA’s Explorer 18: The First Interplanetary Monitoring Platform
Among the greatest scientific achievements of the opening years of the Space Age was the...
a year ago
Among the greatest scientific achievements of the opening years of the Space Age was the characterization of Earth’s magnetic field and the discovery of what became […]
NeuroLogica Blog
Some Battery News
I have been following battery technology pretty closely, as this is a key technology for the...
a year ago
I have been following battery technology pretty closely, as this is a key technology for the transition to green energy. The most obvious application is in battery electric vehicles (BEVs). The second most obvious application is in grid storage. But also there are all the...
Math Is Still...
Math’s ‘Game of Life’ Reveals Long-Sought Repeating Patterns
John Conway’s Game of Life, a famous cellular automaton, has been found to have periodic patterns of...
11 months ago
John Conway’s Game of Life, a famous cellular automaton, has been found to have periodic patterns of every possible length.
The post Math’s ‘Game of Life’ Reveals Long-Sought Repeating Patterns first appeared on Quanta Magazine
Math Is Still...
Computer Scientists Combine Two ‘Beautiful’ Proof Methods
Three researchers have figured out how to craft a proof that spreads out information while keeping...
2 months ago
Three researchers have figured out how to craft a proof that spreads out information while keeping it perfectly secret.
The post Computer Scientists Combine Two ‘Beautiful’ Proof Methods first appeared on Quanta Magazine
Probably...
Comparing Distributions
This is the second is a series of excerpts from Elements of Data Science which available from...
a month ago
This is the second is a series of excerpts from Elements of Data Science which available from Lulu.com and online booksellers. It’s from Chapter 8, which is about representing distribution using PMFs and CDFs. This section explains why I think CDFs are often better for plotting...
NeuroLogica Blog
Fruit Fly Connectome Completed
Scientists have just published in Nature that they have completed the entire connectome of a fruit...
2 months ago
Scientists have just published in Nature that they have completed the entire connectome of a fruit fly: Network statistics of the whole-brain connectome of Drosophila. The map includes 140,000 neurons and more than 50 million connections. This is an incredible achievement that...
Out-of-Pocket Blog
GPT-3 x Healthcare: Democratizing AI | Out-Of-Pocket
ICD-10 vs. GPT-3, who will win?
a year ago
ICD-10 vs. GPT-3, who will win?
NeuroLogica Blog
Understanding Jumbo Phage Viruses
Bacteriophages, viruses that infect bacteria, are the most abundant form of life on Earth. And yet...
7 months ago
Bacteriophages, viruses that infect bacteria, are the most abundant form of life on Earth. And yet we know comparatively little about them. But in recent years phage research has taken off with renewed interest. This is partly driven by the availability of CRISPR-based tools for...
nanoscale views
APS March Meeting 2024, Day 1
There is no question that the meeting venue in Minneapolis is superior in multiple ways to last...
9 months ago
There is no question that the meeting venue in Minneapolis is superior in multiple ways to last year's meeting in Las Vegas. The convention center doesn't feel scarily confining, and it also doesn't smell like a combination of cigarettes and desperation.
Here are a few...
nanoscale views
Cavities and tuning physics
I've written before about cavity quantum electrodynamics. An electromagnetic cavity - a resonator...
a year ago
I've written before about cavity quantum electrodynamics. An electromagnetic cavity - a resonator of some kind, like your microwave oven chamber is for microwaves, or like an optical cavity made using nearly perfect mirrors - picks out what electromagnetic modes are allowed...
The Works in...
Notes on Progress: A winter's tale
Melting snow can make the season easier
a year ago
Melting snow can make the season easier
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...
ToughSF
Particle Beams in Space
Science fiction is missing a realistic and grounded
look at particle beams. We plan to do just that...
over a year ago
Science fiction is missing a realistic and grounded
look at particle beams. We plan to do just that now.
After reading this, you might decide to give
particle beams their rightful place alongside lasers as a means of transmitting
power, propelling spacecraft or dealing damage...
NeuroLogica Blog
Harvesting Energy from Water Vapor
I did not plan to write yet another post about energy, but this popped up and I had to write about...
a year ago
I did not plan to write yet another post about energy, but this popped up and I had to write about it. UMASS researchers have produced a device that generates electricity by harvesting charge from water vapor. They write: The common feature of these materials is that they are...
Tikalon Blog by Dev...
Adornment
"Form follows function" is a maxim that an object's shape and appearance should be defined only by...
3 months ago
"Form follows function" is a maxim that an object's shape and appearance should be defined only by its purpose or function. A quick perusal of any antique shop will show that this maxim is generally ignored. Humans (Homo sapiens) have been called "naked apes," but we and our...
Asterisk
China’s Silicon Future
China dreams of competing with global superpowers in the semiconductor industry. Whether its efforts...
over a year ago
China dreams of competing with global superpowers in the semiconductor industry. Whether its efforts will succeed is far from clear.
Apoorva Srinivasan
niceR code with functional programming
At the end of this blog post, you will be able to:
Describe functional programming concepts
Write...
over a year ago
At the end of this blog post, you will be able to:
Describe functional programming concepts
Write functional programming code using purrr package in R
If you are anything like me, you probably focused primarily on learning statistics, machine learning and programming on a...
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...
IEEE Spectrum
The Saga of AD-X2, the Battery Additive That Roiled the NBS
Senate hearings, a post office ban, the resignation of the director of the National Bureau of...
4 months ago
Senate hearings, a post office ban, the resignation of the director of the National Bureau of Standards, and his reinstatement after more than 400 scientists threatened to resign. Who knew a little box of salt could stir up such drama?
What was AD-X2?
It all started in 1947 when...
Interaction Magic -...
Metaphors mold minds
Every good design is founded on a great metaphor. How to use metaphors to design more a inclusive...
over a year ago
Every good design is founded on a great metaphor. How to use metaphors to design more a inclusive future for our cities. My IXDA Interaction 22 conference talk.
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...
NeuroLogica Blog
ChatGPT Almost Passes Medical Licensure Exams
The emergence of several AI applications for public use, such as Dalle-2, Midjourney, and ChatGPT,...
a year ago
The emergence of several AI applications for public use, such as Dalle-2, Midjourney, and ChatGPT, had made AI one of the biggest science news items of the past year. I have written about it here extensively myself, and have been using these applications extensively to get a feel...
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
Out-of-Pocket Blog
The Upfront Pricing Phenomenon | Out-Of-Pocket
Imagine actually knowing what things cost in advance lmao
a year ago
Imagine actually knowing what things cost in advance lmao
Probably...
The World Population Singularity
One of the exercises in Modeling and Simulation in Python invites readers to download estimates of...
a year ago
One of the exercises in Modeling and Simulation in Python invites readers to download estimates of world population from 10,000 BCE to the present, and to see if they are well modeled by any simple mathematical function. Here’s what the estimates look like (aggregated on...
Math Is Still...
How Math Achieved Transcendence
Transcendental numbers include famous examples like e and π, but it took mathematicians centuries to...
a year ago
Transcendental numbers include famous examples like e and π, but it took mathematicians centuries to understand them.
The post How Math Achieved Transcendence first appeared on Quanta Magazine
Drew Ex Machina
USAF Project Able-1: The First Attempt to Reach the Moon
In the years leading up to the beginning of the Space Age, there were many studies made in the West...
over a year ago
In the years leading up to the beginning of the Space Age, there were many studies made in the West about lunar missions which gripped the […]
NeuroLogica Blog
Diamond Batteries Again
Why does news reporting of science and technology have to be so terrible at baseline? I know the...
a week ago
Why does news reporting of science and technology have to be so terrible at baseline? I know the answers to this question – lack of expertise, lack of a business model to support dedicated science news infrastructure, the desire for click-bait and sensationalism – but it is still...
Math Is Still...
Math’s ‘Bunkbed Conjecture’ Has Been Debunked
It was intuitive, even obvious. It was also wrong.
The post Math’s ‘Bunkbed Conjecture’...
a month ago
It was intuitive, even obvious. It was also wrong.
The post Math’s ‘Bunkbed Conjecture’ Has Been Debunked first appeared on Quanta Magazine
Marine Madness
Book Club: ‘How To Read Water: Clues and Patterns from Puddles to the Sea’
In this absolute must-have for all walkers, sailors, swimmers, divers, photographers, and nature...
over a year ago
In this absolute must-have for all walkers, sailors, swimmers, divers, photographers, and nature lovers, Natural Navigator Tristan Gooley shares his knowledge and skills to help you navigate and interpret the water around you. Combining elements of natural navigation history,...
Out-of-Pocket Blog
Six Healthcare Startup Ideas | Out-Of-Pocket
In collaboration with The Generalist
a year ago
In collaboration with The Generalist
Explorations of an...
A Rare Hummingbird Twitch In Ecuador
October 22, 2023
I recently returned from Ecuador where I had spent the previous couple of weeks....
a year ago
October 22, 2023
I recently returned from Ecuador where I had spent the previous couple of weeks. The main purpose of the trip was to lead a tour for Worldwide Quest to the Galápagos archipelago, but I made some time for a little extra-curricular birding as well. If I was going...
NeuroLogica Blog
Update on Quantum Computers
There has been a lot of quantum computer news since I last wrote about the topic. But this is still...
a year ago
There has been a lot of quantum computer news since I last wrote about the topic. But this is still a technology that is slowly advancing in the background, while actual applications have been limited. There is a threshold effect at play – at some point, quantum computers will be...
Out-of-Pocket Blog
New Health Plans Need New Operating Systems with Flume Health | Out-Of-Pocket
this claim is automatic, programmatic, hypnotic, funky fresh
a year ago
this claim is automatic, programmatic, hypnotic, funky fresh
pcloadletter
My articles don't belong on certain social networks
I write this blog because I enjoy writing. Some people enjoy reading what I write, which makes me...
6 months ago
I write this blog because I enjoy writing. Some people enjoy reading what I write, which makes me feel really great!
Recently, I took down a post and stopped writing for a few months because I didn't love the reaction I was getting on social media sites like Reddit and Hacker...
Drew Ex Machina
Memories of Project RAMOS (Russian American Observation Satellites) 1991 – 2004
During the course of my professional career, one of the more important projects I had the pleasure...
a year ago
During the course of my professional career, one of the more important projects I had the pleasure to work on was the joint US/Russian Federation (RF) […]
NeuroLogica Blog
An Earth-like Climate is Fragile
One of the biggest questions of exoplanet astronomy is how many potentially habitable planets are...
a year ago
One of the biggest questions of exoplanet astronomy is how many potentially habitable planets are out there in the galaxy. By one estimate the answer is 6 billion Earth-like planets in the Milky Way. But of course we have to set parameters and make estimates, so this number can...
Math Is Still...
A Tower of Conjectures That Rests Upon a Needle
On its surface, the Kakeya conjecture is a simple statement about rotating needles. But it underlies...
a year ago
On its surface, the Kakeya conjecture is a simple statement about rotating needles. But it underlies a wealth of mathematics.
The post A Tower of Conjectures That Rests Upon a Needle first appeared on Quanta Magazine
Out-of-Pocket Blog
The New Clinic Buildouts | Out-Of-Pocket
Has software changed what's necessary in the clinic?
a year ago
Has software changed what's necessary in the clinic?
Math Is Still...
How to Build a Big Prime Number
A new algorithm brings together the advantages of randomness and deterministic processes to reliably...
a year ago
A new algorithm brings together the advantages of randomness and deterministic processes to reliably construct large prime numbers.
The post How to Build a Big Prime Number first appeared on Quanta Magazine
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?
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...
Math Is Still...
AI Needs Enormous Computing Power. Could Light-Based Chips Help?
Optical neural networks, which use photons instead of electrons, have advantages over traditional...
7 months ago
Optical neural networks, which use photons instead of electrons, have advantages over traditional systems. They also face major obstacles.
The post AI Needs Enormous Computing Power. Could Light-Based Chips Help? first appeared on Quanta Magazine
Explorations of an...
Río Bigal Biological Reserve - Pristine Foothill Forest In Eastern Ecuador
"What has been your favourite country that you have visited?"
People often ask me various...
a year ago
"What has been your favourite country that you have visited?"
People often ask me various iterations of this question when they hear about the traveling that Laura and I have been fortunate to have done. Sometimes I say Colombia, sometimes I say Peru, but usually I don't name a...
Out-of-Pocket Blog
"AI sucks", Quantifying EMR burden, and Loneliness | Out-Of-Pocket
3 interesting papers I like
a year ago
3 interesting papers I like
Asterisk
From Warp Speed to 100 Days
During the COVID pandemic, we learned to design vaccines within weeks. Now, the bottleneck is...
a year ago
During the COVID pandemic, we learned to design vaccines within weeks. Now, the bottleneck is testing that they work. To get even faster, we need innovations in clinical trial design.
NeuroLogica Blog
Evolution and Copy-Paste Errors
Evolution deniers (I know there is a spectrum, but generally speaking) are terrible scientists and...
8 months ago
Evolution deniers (I know there is a spectrum, but generally speaking) are terrible scientists and logicians. The obvious reason is because they are committing the primary mortal sin of pseudoscience – working backwards from a desired conclusion rather than following evidence and...
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.
Asterisk
Sins of the Children
The circle of life on Chelicer 14d.
5 months ago
The circle of life on Chelicer 14d.
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...
NeuroLogica Blog
Being Trans Is Not A Mental Illness
On the current episode of the SGU, because it is pride month, we expressed our general support for...
a year ago
On the current episode of the SGU, because it is pride month, we expressed our general support for the LGBTQ community. I also opined about how important it is to respect individual liberty, the freedom to simply live your authentic life as you choose, and how ironic it is that...
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...
NeuroLogica Blog
AC vs DC and other Power Questions
I was away last week, first at CSICON and then at a conference in Dubai. I was invited to give a 9...
a month ago
I was away last week, first at CSICON and then at a conference in Dubai. I was invited to give a 9 hour seminar on scientific skepticism for the Dubai Future Foundation. That sounds like a lot of time, but it isn’t. It was a good reminder of the vast body of knowledge that is...
Math Is Still...
Data Compression Drives the Internet. Here’s How It Works.
One student’s desire to get out of a final exam led to the ubiquitous algorithm that shrinks data...
a year ago
One student’s desire to get out of a final exam led to the ubiquitous algorithm that shrinks data without sacrificing information.
The post Data Compression Drives the Internet. Here’s How It Works. first appeared on Quanta Magazine
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
Out-Of-Pocket 2021 Predictions | Out-Of-Pocket
the future is easy to predict right
a year ago
the future is easy to predict right
Math Is Still...
How Colorful Ribbon Diagrams Became the Face of Proteins
Proteins are often visualized as cascades of curled ribbons and twisted strings, which both reveal...
4 months ago
Proteins are often visualized as cascades of curled ribbons and twisted strings, which both reveal and conceal the mess of atoms that make up these impossibly complex molecules.
The post How Colorful Ribbon Diagrams Became the Face of Proteins first appeared on Quanta...
Apoorva Srinivasan
a review on protein language models
Protein “language” is a lot like human language. Given the similarities, researchers have been...
7 months ago
Protein “language” is a lot like human language. Given the similarities, researchers have been building and training language models on protein sequence data, replicating the success seen in other domains, with profound implications. In this post, I will explore how transformer...
The Works in...
How Poor Maintenance Loses Wars: 1973, Israel Maintains
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
Math Is Still...
Machine Learning Aids Classical Modeling of Quantum Systems
By using “classical shadows,” ordinary computers can beat quantum computers at the tricky task of...
a year ago
By using “classical shadows,” ordinary computers can beat quantum computers at the tricky task of understanding quantum behaviors.
The post Machine Learning Aids Classical Modeling of Quantum Systems first appeared on Quanta Magazine
Math Is Still...
The Geometric Tool That Solved Einstein’s Relativity Problem
Tensors are used all over math and science to reveal hidden geometric truths. What are they? ...
4 months ago
Tensors are used all over math and science to reveal hidden geometric truths. What are they?
The post The Geometric Tool That Solved Einstein’s Relativity Problem first appeared on Quanta Magazine
Apoorva Srinivasan
what's happened since the human genome project
When the human genome project was deemed “complete” in 2003, it was met with incredible fanfare. The...
over a year ago
When the human genome project was deemed “complete” in 2003, it was met with incredible fanfare. The entire project leading up to that moment had all the drama to keep its audience enthralled. Fierce rivalry between a public and private institution, multiple countries involved,...
NeuroLogica Blog
Multipurpose Superconducting Highway
When it comes to technology (and also probably many things) there is a pyramid of ideas. At the very...
a year ago
When it comes to technology (and also probably many things) there is a pyramid of ideas. At the very bottom of the pyramid is pure speculation, just throwing out “what if” ideas to feed the conceptual pipeline. A subset of these ideas will pass the sniff test enough to justify...
The Roots of...
A plea for solutionism on AI safety
Will AI kill us all?
This question has rapidly gone mainstream. A few months ago, it wasn’t...
a year ago
Will AI kill us all?
This question has rapidly gone mainstream. A few months ago, it wasn’t seriously debated very far outside the rationalist community of LessWrong; now it’s reported in major media outlets including the NY Times, The Guardian, the Times of London, BBC, WIRED,...
Math Is Still...
Cells Across the Body Talk to Each Other About Aging
Biologists discovered that mitochondria in different tissues talk to each other to repair injured...
11 months ago
Biologists discovered that mitochondria in different tissues talk to each other to repair injured cells. When their signal fails, the biological clock starts winding down.
The post Cells Across the Body Talk to Each Other About Aging first appeared on Quanta Magazine
ToughSF
How to Live on Other Planets: Uranus
The weirdest of the planets.
A blue giant, resting on its side.
Could we find a home in...
over a year ago
The weirdest of the planets.
A blue giant, resting on its side.
Could we find a home in the
Uranian system?
Description
Uranus is the fourth-largest
planet and the first ‘ice giant’. It orbits between 18.3 and 20.1 AU from the
Sun, making it four times more distant than...
Math Is Still...
Thirty Years Later, a Speed Boost for Quantum Factoring
Shor’s algorithm will enable future quantum computers to factor large numbers quickly, undermining...
a year ago
Shor’s algorithm will enable future quantum computers to factor large numbers quickly, undermining many online security protocols. Now a researcher has shown how to do it even faster.
The post Thirty Years Later, a Speed Boost for Quantum Factoring first appeared on...
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.
wadertales
A Whimbrel’s year
There’s a lot to fit into twelve months if you’re a Whimbrel. In the last paper from his PhD, Camilo...
over a year ago
There’s a lot to fit into twelve months if you’re a Whimbrel. In the last paper from his PhD, Camilo Carneiro assesses whether Icelandic Whimbrel can always manage to complete the annual cycle of migrate-breed-fatten-migrate-moult-fatten in just 365 days. What happens if a pair...
NeuroLogica Blog
A Climate Rebuttal
The climate change discussion would benefit most from good-faith evidence and science-based...
a year ago
The climate change discussion would benefit most from good-faith evidence and science-based discussion. Unfortunately, humans tend to prefer emotion, ideology, motivated reasoning, and confirmation bias. As an example, I was sent an excerpt from a climate change podcast as a...
IEEE Spectrum
Saving the Big Bang (Antenna)
The antenna that discovered a cosmic microwave background coming from all directions in...
a year ago
The antenna that discovered a cosmic microwave background coming from all directions in space—cementing the theory that the universe was created in a big bang—now stares down its own topsy-turvy future. Its owner says the hardware will be preserved, but the fate of the historical...
Asterisk
A Chinese Internet Phrasebook
The latest slang on Weibo reveals a world of cynicism, ennui — and concrete pasta.
a month ago
The latest slang on Weibo reveals a world of cynicism, ennui — and concrete pasta.
nanoscale views
Noise in a strange metal - pushing techniques into new systems
Over the holiday weekend, we had a paper come out in which we report the results of measuring charge...
a year ago
Over the holiday weekend, we had a paper come out in which we report the results of measuring charge shot noise (see here also) in a strange metal. Other write-ups of the work (here and especially this nice article in Quanta here) do a good job of explaining what we saw, but I...
Math Is Still...
Mathematicians Uncover a New Way to Count Prime Numbers
To make progress on one of number theory’s most elementary questions, two mathematicians turned to...
a week ago
To make progress on one of number theory’s most elementary questions, two mathematicians turned to an unlikely source.
The post Mathematicians Uncover a New Way to Count Prime Numbers first appeared on Quanta Magazine
Asterisk
Moving Past Environmental Proceduralism
The foundations of modern environmental legislation were laid in the early ‘70s. Some of these laws...
8 months ago
The foundations of modern environmental legislation were laid in the early ‘70s. Some of these laws helped fix the ozone layer, clean up DDT, and fight lead pollution — while others are delaying the necessary transition to green energy. If the activists of fifty years ago had...
Math Is Still...
Can Space-Time Be Saved?
Curious connections between physics and math suggest to Latham Boyle that space-time may survive the...
2 months ago
Curious connections between physics and math suggest to Latham Boyle that space-time may survive the jump to the next theory of reality.
The post Can Space-Time Be Saved? first appeared on Quanta Magazine
Math Is Still...
New Proof Threads the Needle on a Sticky Geometry Problem
A new proof marks major progress toward solving the Kakeya conjecture, a deceptively simple question...
a year ago
A new proof marks major progress toward solving the Kakeya conjecture, a deceptively simple question that underpins a tower of conjectures.
The post New Proof Threads the Needle on a Sticky Geometry Problem first appeared on Quanta Magazine
The Roots of...
Developing a technology with safety in mind
If a technology may introduce catastrophic risks, how do you develop it?
It occurred to me that the...
a year ago
If a technology may introduce catastrophic risks, how do you develop it?
It occurred to me that the Wright Brothers’ approach to inventing the airplane might make a good case study.
The catastrophic risk for them, of course, was dying in a crash. This is exactly what happened...
Chris Grossack's...
Finiteness in Sheaf Topoi
The notion of “finiteness” is constructively subtle in ways that can be
tricky for people new to...
4 months ago
The notion of “finiteness” is constructively subtle in ways that can be
tricky for people new to the subject to understand. For a while now I’ve
wanted to figure out what’s going on with the different versions of “finite”
in a way that felt concrete and obvious (I mentioned...
Math Is Still...
Monumental Proof Settles Geometric Langlands Conjecture
In work that has been 30 years in the making, mathematicians have proved a major part of a profound...
5 months ago
In work that has been 30 years in the making, mathematicians have proved a major part of a profound mathematical vision called the Langlands program.
The post Monumental Proof Settles Geometric Langlands Conjecture first appeared on Quanta Magazine
wadertales
Broad-billed Sandpiper: Now a Red-listed wader
A dedicated team of Scottish bird ringers has been studying breeding waders in northern Norway since...
a week ago
A dedicated team of Scottish bird ringers has been studying breeding waders in northern Norway since 1993. One of the focal species of their fieldwork is the secretive Broad-billed Sandpiper, an unusual taiga wader which nests on low-lying tussocks embedded in floating mats of...
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...
Math Is Still...
What Is Machine Learning?
Neural networks and other forms of machine learning ultimately learn by trial and error, one...
5 months ago
Neural networks and other forms of machine learning ultimately learn by trial and error, one improvement at a time.
The post What Is Machine Learning? first appeared on Quanta Magazine
Math Is Still...
What Makes Life Tick? Mitochondria May Keep Time for Cells
Every species develops at its own unique tempo, leaving scientist to wonder what governed their...
a year ago
Every species develops at its own unique tempo, leaving scientist to wonder what governed their timing. A suite of new findings suggests that cells use basic metabolic processes as clocks.
The post What Makes Life Tick? Mitochondria May Keep Time for Cells first...
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...
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...
Math Is Still...
How Many Microbes Does It Take to Make You Sick?
Exposure to a virus isn’t an all-or-nothing proposition. The concept of “infectious dose” suggests...
a year ago
Exposure to a virus isn’t an all-or-nothing proposition. The concept of “infectious dose” suggests ways to keep ourselves safer from harm.
The post How Many Microbes Does It Take to Make You Sick? first appeared on Quanta Magazine
IEEE Spectrum
Taking the Measure of the Earthquake That Destroyed Tokyo
At 11:58 am on Saturday, 1 September 1923, the Kanto region of Japan started to shake. The...
a year ago
At 11:58 am on Saturday, 1 September 1923, the Kanto region of Japan started to shake. The earthquake began with a violent horizontal back-and-forth motion, followed by two vertical jolts, and then another horizontal shock even stronger than the first. The intensity of the tremor...
NeuroLogica Blog
GMOs – Ask a Farmer
The topic of genetically modified organisms (GMOs) is a great target for science communication...
4 months ago
The topic of genetically modified organisms (GMOs) is a great target for science communication because public attitudes have largely been shaped by deliberate misinformation, and the research suggests that those attitudes can change in response to more accurate information. It is...
Explorations of an...
Monsoon Season In Arizona, Part 3: Hunter Canyon to Portal
September 2, 2024
We awoke to another beautiful sunrise in the Huachuca Mountains. I could get used...
2 months ago
September 2, 2024
We awoke to another beautiful sunrise in the Huachuca Mountains. I could get used to this view.
View from Beatty's Guest Ranch - Miller Canyon, Cochise County, Arizona
This was our final morning in this region; we had plans to make the long drive eastwards...
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...
The Works in...
The Power of the Earth
On the future of geothermal energy
10 months ago
On the future of geothermal energy
IEEE Spectrum
Assistive Tech at the End of Sight
Seeing his words on the printed page is a big deal to Andrew Leland—as it is to all writers. But the...
a year ago
Seeing his words on the printed page is a big deal to Andrew Leland—as it is to all writers. But the sight of his thoughts in written form is much more precious to him than to most scribes. Leland is gradually losing his vision due to a congenital condition called retinitis...
Math Is Still...
Computer Scientists Prove That Heat Destroys Quantum Entanglement
While devising a new quantum algorithm, four researchers accidentally established a hard limit on...
3 months ago
While devising a new quantum algorithm, four researchers accidentally established a hard limit on entanglement.
The post Computer Scientists Prove That Heat Destroys Quantum Entanglement first appeared on Quanta Magazine
nanoscale views
What do we want in a conference venue?
The APS March Meeting was in Las Vegas this year, and I have yet to talk to a single attendee who...
a year ago
The APS March Meeting was in Las Vegas this year, and I have yet to talk to a single attendee who liked that decision in hindsight. In brief, the conference venue seemed about 10% too small (severe crowding issues in hallways between sessions); while the APS deal on hotels was...
Melting Asphalt
Social Status II: Cults and Loyalty
So my previous post on social status was recently treated to a review/critique by Scott Alexander...
over a year ago
So my previous post on social status was recently treated to a review/critique by Scott Alexander over at Slate Star Codex. I expect most of my readers are already big fans of Scott's blog (as am I). But for those…
Read more ›
Cremieux Recueil
Did Unions End Long Work Hours?
Is it growth or organized labor that's more responsible for giving us shorter workdays?
3 months ago
Is it growth or organized labor that's more responsible for giving us shorter workdays?
Math Is Still...
Memories Help Brains Recognize New Events Worth Remembering
Memories may affect how well the brain will learn about future events by shifting our perceptions of...
a year ago
Memories may affect how well the brain will learn about future events by shifting our perceptions of the world.
The post Memories Help Brains Recognize New Events Worth Remembering first appeared on Quanta Magazine
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...
Blog - Practical...
What Happens When a Reservoir Goes Dry?
[Note that this article is a transcript of the video embedded above.]
In June of 2022, the level in...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In June of 2022, the level in Lake Mead, the largest water reservoir in the United States formed by the Hoover Dam, reached yet another all-time low of 175 feet or 53 meters below full, a level that hasn’t been...
Out-of-Pocket Blog
"We Should Sell To Self-Insured Employers" | Out-Of-Pocket
Six Stages Of Health Tech Grief Pt. 2
a year ago
Six Stages Of Health Tech Grief Pt. 2
Math Is Still...
Inside Scientists’ Life-Saving Prediction of the Iceland Eruption
The Reykjanes Peninsula has entered a new volcanic era. Innovative efforts to map and monitor the...
10 months ago
The Reykjanes Peninsula has entered a new volcanic era. Innovative efforts to map and monitor the subterranean magma are saving lives.
The post Inside Scientists’ Life-Saving Prediction of the Iceland Eruption first appeared on Quanta Magazine
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...
The Works in...
Links in Progress: What are children for?
And how the UN’s birth rate forecasts keep getting it wrong
a month ago
And how the UN’s birth rate forecasts keep getting it wrong
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
The Roots of...
If you wish to make an apple pie, you must first become dictator of the universe
The word “robot” is derived from the Czech robota, which means “serfdom.” It was introduced over a...
a year ago
The word “robot” is derived from the Czech robota, which means “serfdom.” It was introduced over a century ago by the Czech play R.U.R., for “Rossum’s Universal Robots.” In the play, the smartest and best-educated of the robots leads a slave revolt that wipes out most of...
symmetry magazine
Creating the next 3D maps of the universe
Scientists have proposed new instruments that would use spectroscopy to decode dark matter, dark...
a year ago
Scientists have proposed new instruments that would use spectroscopy to decode dark matter, dark energy and cosmic inflation.
Telescope images can tell us a whole lot about celestial objects: where they are located in the sky, how bright they are, how big they...
Math Is Still...
New Kind of Magnetism Spotted in an Engineered Material
In an atomically thin stack of semiconductors, a mechanism unseen in any natural substance causes...
11 months ago
In an atomically thin stack of semiconductors, a mechanism unseen in any natural substance causes electrons’ spins to align.
The post New Kind of Magnetism Spotted in an Engineered Material first appeared on Quanta Magazine
Out-of-Pocket Blog
Things I’m watching in healthcare 2023 | Out-Of-Pocket
it's been a weird year
9 months ago
NeuroLogica Blog
Cultural Blindness
One of the core tenets of scientific skepticism is what I call neuropsychological humility – the...
a year ago
One of the core tenets of scientific skepticism is what I call neuropsychological humility – the recognition that while the human brain is a powerful information processing machine, it also has many frailties. One of those frailties is perception – we do not perceive the world in...
Sean Carroll
What I Look for in Podcast Guests
People often suggest guests to appear on Mindscape — which I very much appreciate! Several of my...
over a year ago
People often suggest guests to appear on Mindscape — which I very much appreciate! Several of my best conversations were with people I had never heard of before they were effectively suggested by someone. Suggestions could be made here (in comments below), or on the subreddit, or...
Math Is Still...
Cells Across the Tree of Life Exchange ‘Text Messages’ Using RNA
Cells across the tree of life can swap short-lived messages encoded by RNA — missives that resemble...
3 months ago
Cells across the tree of life can swap short-lived messages encoded by RNA — missives that resemble a quick text rather than a formal memo on letterhead.
The post Cells Across the Tree of Life Exchange ‘Text Messages’ Using RNA first appeared on Quanta Magazine
brr
Mud Murdo
The beautiful ambiance of a McMurdo summer.
over a year ago
The beautiful ambiance of a McMurdo summer.
Math Is Still...
The Most Important Machine That Was Never Built
When he invented Turing machines in 1936, Alan Turing also invented modern computing. ...
a year ago
When he invented Turing machines in 1936, Alan Turing also invented modern computing.
The post The Most Important Machine That Was Never Built first appeared on Quanta Magazine
Asterisk
Why Isn’t the Whole World Rich?
The question of why some countries join the developed world while others remain in poverty has vexed...
over a year ago
The question of why some countries join the developed world while others remain in poverty has vexed economists for decades. What makes it so hard to answer?
Light from Space
The Dense & Dusty Orion Nebula
Next to the Andromeda Galaxy, the Orion Nebula (also referred to as “Great Nebula in Orion” in older...
over a year ago
Next to the Andromeda Galaxy, the Orion Nebula (also referred to as “Great Nebula in Orion” in older texts) is likely the first target for any fledgling amateur astrophotographer in the Northern Hemisphere.
It's so bright it actually appears to the naked eye essentially like a
NeuroLogica Blog
Hunter-Gatherers and Childcare
What is “natural” for humans? It’s often hard to say, and in my opinion this is a highly overused...
a year ago
What is “natural” for humans? It’s often hard to say, and in my opinion this is a highly overused concept. Primarily this is because humans are adaptable – we adapt to our environment, our situation, and our culture. So it is “natural” for us not to have a natural state. But this...
NeuroLogica Blog
The Social Media Dilemma
Australia is planning a total ban on social media for children under 16 years old. Prime Minister...
a month ago
Australia is planning a total ban on social media for children under 16 years old. Prime Minister Anthony Albanese argues that it is the only way to protect vulnerable children from the demonstrable harm that social media can do. This has sparked another round of debates about...
Beautiful Public...
The GOES-16 Weather Satellite
Satellites used to observe weather are so ubiquitous it is easy to take them for granted. GOES-16 is...
over a year ago
Satellites used to observe weather are so ubiquitous it is easy to take them for granted. GOES-16 is worthy of your attention.
Quantum Frontiers
The spirit of relativity
One of the most immersive steampunk novels I’ve read winks at an experiment performed in a...
over a year ago
One of the most immersive steampunk novels I’ve read winks at an experiment performed in a university I visited this month. The Watchmaker of Filigree Street, by Natasha Pulley, features a budding scientist named Grace Carrow. Grace attends Oxford as … Continue reading →
NeuroLogica Blog
How Were the Pyramids Built?
The Egyptian pyramids, and especially the Pyramids at Giza, have fascinated people probably since...
7 months ago
The Egyptian pyramids, and especially the Pyramids at Giza, have fascinated people probably since their construction between 4700 and 3700 years ago. They are massive structures, and it boggles the mind that an ancient culture, without the benefit of any industrial technology,...
symmetry magazine
India’s gem at CERN: Archana Sharma
The first Indian scientist to join CERN was recently recognized with the highest honor of India for...
a year ago
The first Indian scientist to join CERN was recently recognized with the highest honor of India for overseas citizens.
NeuroLogica Blog
Confidently Wrong
How certain are you of anything that you believe? Do you even think about your confidence level, and...
2 months ago
How certain are you of anything that you believe? Do you even think about your confidence level, and do you have a process for determining what your confidence level should be or do you just follow your gut feelings? Thinking about confidence is a form of metacognition – thinking...
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,...
Math Is Still...
The Year in Biology
Biologists used artificial intelligence to make discoveries about molecules and the brain, and...
4 days ago
Biologists used artificial intelligence to make discoveries about molecules and the brain, and overturned long-held assumptions about the immune system and RNA.
The post The Year in Biology first appeared on Quanta Magazine
nanoscale views
Brief items
A few tidbits that I encountered recently:
The saga of Ranga Dias at Rochester draws to a close,...
4 weeks ago
A few tidbits that I encountered recently:
The saga of Ranga Dias at Rochester draws to a close, as described by the Wall Street Journal. It took quite some time for this to propagate through their system. This is after multiple internal investigations that somehow were...
Out-of-Pocket Blog
Should we charge for patient messaging? | Out-Of-Pocket
guess I'm texting my resident friends
a year ago
guess I'm texting my resident friends
Asterisk
Making Sense of Moral Change
A conversation about abolitionism, moral progress, and the pitfalls of historical counterfactuals.
over a year ago
A conversation about abolitionism, moral progress, and the pitfalls of historical counterfactuals.
NeuroLogica Blog
Possible Sign of Life on Exoplanet
The James Webb Space Telescope spectroscopic analysis of K2-18b, an exoplanet 124 light years from...
a year ago
The James Webb Space Telescope spectroscopic analysis of K2-18b, an exoplanet 124 light years from Earth, shows signs that the atmosphere may contain dimethyl sulphide (DMS). This finding is more impressive when you know that DMS on Earth is only produced by living organisms, not...
Math Is Still...
‘Metaphysical Experiments’ Probe Our Hidden Assumptions About Reality
Experiments that test physics and philosophy "as a single whole" may be our only route to surefire...
4 months ago
Experiments that test physics and philosophy "as a single whole" may be our only route to surefire knowledge about the universe.
The post ‘Metaphysical Experiments’ Probe Our Hidden Assumptions About Reality first appeared on Quanta Magazine
Damn Interesting
The Rube’s Dilemma
It all started with a hat. A straw boater, to be precise, with a flat, round brim and brightly...
over a year ago
It all started with a hat. A straw boater, to be precise, with a flat, round brim and brightly colored ribbon tied around the crown. Originally popularized by gondoliers in Venice, this jaunty accessory had reached the height of American couture by the turn of the 20th century....
Math Is Still...
Tiny Tweaks to Neurons Can Rewire Animal Motion
Altering a protein in the neurons that coordinate a rattlesnake’s movement made a slow slither...
9 months ago
Altering a protein in the neurons that coordinate a rattlesnake’s movement made a slow slither neuron more like a speedy rattle neuron, showing one way evolution can generate new ways of moving.
The post Tiny Tweaks to Neurons Can Rewire Animal Motion first appeared...
Math Is Still...
The Unraveling of Space-Time
This special issue of Quanta Magazine explores the ultimate scientific quest: the search for the...
2 months ago
This special issue of Quanta Magazine explores the ultimate scientific quest: the search for the fundamental nature of reality.
The post The Unraveling of Space-Time first appeared on Quanta Magazine
IEEE Spectrum
Xerox Donates Legendary PARC Research Center
Xerox is donating its legendary research lab PARC to the nonprofit research institute SRI...
a year ago
Xerox is donating its legendary research lab PARC to the nonprofit research institute SRI International. The subsidiary’s pioneering research in the 1970s helped give birth to the era of personal computing. Xerox says the move will allow it to focus on its core business.
The...
Explorations of an...
Day Three at Río Bigal: A Rainout, Another Snake, And More Mothing Adventures
Part of the reason why I gave myself five nights to spend at Río Bigal was to mitigate in case I had...
a year ago
Part of the reason why I gave myself five nights to spend at Río Bigal was to mitigate in case I had a couple of days washed out by heavy rain. The eastern Andes of Ecuador receive a high amount of precipitation. Moisture-laden air from the Amazon basin drifts westwards to the...
NeuroLogica Blog
What Policies Affect Climate Change?
What is the potential for climate change policy to affect climate change? I often discuss, here and...
a year ago
What is the potential for climate change policy to affect climate change? I often discuss, here and on the SGU, the science of climate change, and specifically focus on what we can do about it, mostly by reducing our CO2 emissions. Often I get push back explicitly promoting the...
Uncharted...
Where Geniuses Hide Today
Where are today’s Michelangelos?
2 weeks ago
Where are today’s Michelangelos?
The Works in...
Three Maintenance Philosophies Fought for Control of the Auto Industry
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
wadertales
Inland feeding by coastal godwits
Species such as Dunlin and Knot are well-served by conservation measures that aim to protect...
over a year ago
Species such as Dunlin and Knot are well-served by conservation measures that aim to protect estuaries but the same is not necessarily true for Black-tailed Godwits. In a 2022 paper in the journal Wader Study, Clément Jourdan and colleagues describe the movements of ten tagged...
Math Is Still...
Two Students Unravel a Widely Believed Math Conjecture
Mathematicians thought they were on the cusp of proving a conjecture about the ancient structures...
a year ago
Mathematicians thought they were on the cusp of proving a conjecture about the ancient structures known as Apollonian circles. But a summer project would lead to its downfall.
The post Two Students Unravel a Widely Believed Math Conjecture first appeared on Quanta...
Out-of-Pocket Blog
Christian Health Insurance | Out-Of-Pocket
Love thy neighbor, pay for thy neighbor
a year ago
Love thy neighbor, pay for thy neighbor
Probably...
What does “strength” mean?
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
8 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. corr_trend What does “strength” mean?¶ Here’s a question from the Reddit statistics forum. I am currently doing a uni assignment...
nanoscale views
Condensed matter’s rough start
I’m teaching undergrad solid-state for the first time, and it has served as a reminder of how...
a year ago
I’m teaching undergrad solid-state for the first time, and it has served as a reminder of how condensed matter physics got off the ground. I suspect that one reason CM historically had not received a lot of respect in the early years (e.g. Pauli declaring that solid-state...
brr
South Pole Water Infrastructure
Fresh water from snow, at 70 below!
6 months ago
Fresh water from snow, at 70 below!
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...
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...
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...
Asterisk
Lies, Damned Lies, and Manometer Readings
America’s HVAC labor force is plagued by dishonesty and frequently incapable of meeting industry...
10 months ago
America’s HVAC labor force is plagued by dishonesty and frequently incapable of meeting industry standards. Interventions in indoor air quality are the next frontier in pandemic prevention — but are they up to the task?
brr
South Pole Topography
The relentless accumulation (and management) of snow.
a year ago
The relentless accumulation (and management) of snow.
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...
Chris Grossack's...
Life in Johnstone's Topological Topos 2 -- Topological Algebras
In the first post, we introduced Johnstone’s topological topos $\mathcal{T}$
and talked about what...
5 months ago
In the first post, we introduced Johnstone’s topological topos $\mathcal{T}$
and talked about what its objects look like. We showed how the interpretation
of type theory in $\mathcal{T}$ gives us an “intrinsic topology” on any
type we construct. We also alluded to the fact...
Confessions of a...
Marine science, the environment, and the 2013 Australian election
I’ve been a bit reluctant to write about the upcoming election in this blog; after all the point of...
over a year ago
I’ve been a bit reluctant to write about the upcoming election in this blog; after all the point of this blog has never been about anything political! However, for better or worse the state of our environment (including our oceans) are inextricably linked to politics, so here...
Andrew Fraknoi –...
Enjoy the Coming Leap Day: Some Thoughts about the Calendar
This year February will have an extra day -- we discuss why?
The post Enjoy the Coming Leap Day: ...
10 months ago
This year February will have an extra day -- we discuss why?
The post Enjoy the Coming Leap Day: Some Thoughts about the Calendar appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Math Is Still...
Primitive Asgard Cells Show Life on the Brink of Complexity
As researchers race to cultivate more of the intriguing cells from the deep seafloor, the few cells...
a year ago
As researchers race to cultivate more of the intriguing cells from the deep seafloor, the few cells now growing in labs are giving us our best glimpses of the forerunners of all complex life.
The post Primitive Asgard Cells Show Life on the Brink of Complexity first...
Asterisk
How to Prevent the Next Pandemic
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there...
over a year ago
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there are smart ways to prevent it.
Beautiful Public...
The Style Guide for America’s Highways: The Manual on Uniform Traffic Control Devices
Driving across America, you will encounter a wide variety of cultures, landscapes, people and...
a year ago
Driving across America, you will encounter a wide variety of cultures, landscapes, people and animals. But the one consistent thing that will stay the same from Maine to California are the signs you pass on the highway. That is because America’s roads and highways have a big, fat...
NeuroLogica Blog
New Platform for Timed Drug Release
This is one of those technologies that most people probably never think about, but could potentially...
a year ago
This is one of those technologies that most people probably never think about, but could potentially have a significant impact on our lives – timed drug release. The concept is nothing new, but there is a lot of room for improvement on current technologies. We already have...
The Roots of...
What I’ve been reading, April 2023
A monthly feature. Note that I generally don’t include very recent writing here, such as the latest...
a year ago
A monthly feature. Note that I generally don’t include very recent writing here, such as the latest blog posts (for those, see my Twitter digests); this is for my deeper research.
AI
First, various historical perspectives on AI, many of which were quite prescient:
Alan Turing,...
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
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...
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...
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...
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...
How the Ancient Art of Eclipse Prediction Became an Exact Science
The timing of the total eclipse on April 8, 2024, will be known to within a second, thousands of...
8 months ago
The timing of the total eclipse on April 8, 2024, will be known to within a second, thousands of years after fearful humans first started trying to anticipate these cosmic events.
The post How the Ancient Art of Eclipse Prediction Became an Exact Science first...
Math Is Still...
A Triplet Tree Forms One of the Most Beautiful Structures in Math
The Markov numbers reveal the secrets of irrational numbers and the patterns of the Fibonacci...
a year ago
The Markov numbers reveal the secrets of irrational numbers and the patterns of the Fibonacci sequence. But there’s one question about them that has resisted proof for over a century.
The post A Triplet Tree Forms One of the Most Beautiful Structures in Math first...
Math Is Still...
Fish Have a Brain Microbiome. Could Humans Have One Too?
The discovery that other vertebrates have healthy, microbial brains is fueling the still...
2 weeks ago
The discovery that other vertebrates have healthy, microbial brains is fueling the still controversial possibility that we might have them as well.
The post Fish Have a Brain Microbiome. Could Humans Have One Too? first appeared on Quanta Magazine
Probably...
We Have a Book!
My copy of Probably Overthinking It has arrived! If you want a copy for yourself, you can get a 30%...
a year ago
My copy of Probably Overthinking It has arrived! If you want a copy for yourself, you can get a 30% discount if you order from the publisher and use the code UCPNEW. You can also order from Amazon or, if you want to support independent bookstores, from Bookshop.org. The official...
Math Is Still...
An Old Conjecture Falls, Making Spheres a Lot More Complicated
The telescope conjecture gave mathematicians a handle on ways to map one sphere to another. Now that...
a year ago
The telescope conjecture gave mathematicians a handle on ways to map one sphere to another. Now that it has been disproved, the universe of shapes has exploded.
The post An Old Conjecture Falls, Making Spheres a Lot More Complicated first appeared on Quanta Magazine
Math Is Still...
Physicists Create Elusive Particles That Remember Their Pasts
In two landmark experiments, researchers used quantum processors to engineer exotic particles that...
a year ago
In two landmark experiments, researchers used quantum processors to engineer exotic particles that have captivated physicists for decades. The work is a step toward crash-proof quantum computers.
The post Physicists Create Elusive Particles That Remember Their Pasts...
Math Is Still...
How Our Longest Nerve Orchestrates the Mind-Body Connection
Like a highway system, the vagus nerve branches profusely from your brain through your organs to...
3 months ago
Like a highway system, the vagus nerve branches profusely from your brain through your organs to marshal bodily functions, including aspects of mind such as mood, pleasure and fear.
The post How Our Longest Nerve Orchestrates the Mind-Body Connection first appeared on...
Math Is Still...
Electric ‘Ripples’ in the Resting Brain Tag Memories for Storage
New experiments reveal how the brain chooses which memories to save and add credence to advice about...
7 months ago
New experiments reveal how the brain chooses which memories to save and add credence to advice about the importance of rest.
The post Electric ‘Ripples’ in the Resting Brain Tag Memories for Storage first appeared on Quanta Magazine
Math Is Still...
All Life on Earth Today Descended From a Single Cell. Meet LUCA.
The clearest picture yet of our “last universal common ancestor” suggests it was a relatively...
a month ago
The clearest picture yet of our “last universal common ancestor” suggests it was a relatively complex organism living 4.2 billion years ago, a time long considered too harsh for life to flourish.
The post All Life on Earth Today Descended From a Single Cell. Meet...
Blog - Practical...
The Only State Capital Where You Can’t Drink the Water
[Note that this article is a transcript of the video embedded above.]
As a blast of bitter Arctic...
a year ago
[Note that this article is a transcript of the video embedded above.]
As a blast of bitter Arctic air poured into North America around Christmas Time in December 2022, weather conditions impacted nearly every aspect of life, from travel to electricity to just trying to get out...
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
Explorations of an...
A Quest Nature Tour To Borneo: Tabin Wildlife Reserve And Danum Valley
We left the Kinabatangan River behind and transferred to our next destination, the Tabin Wildlife...
a month ago
We left the Kinabatangan River behind and transferred to our next destination, the Tabin Wildlife Reserve. This is the largest swath of protected forest; an area of lowland primary and logged forest that is home to iconic species like the Bornean Pygmy Elephant, the Sun Bear and...
Stephen Wolfram...
Useful to the Point of Being Revolutionary: Introducing Wolfram Notebook Assistant
Note: As of today, copies of Wolfram Version 14.1 are being auto-updated to allow subscription...
a week ago
Note: As of today, copies of Wolfram Version 14.1 are being auto-updated to allow subscription access to the capabilities described here. [For additional installation information see here.] Just Say What You Want! Turning Words into Computation Nearly a year and a half ago—just a...
IEEE Spectrum
The Cheesy Charm of the Clapper
“Clap on! Clap off! Clap on! Clap off! The Clapper!” This 1980s earworm of a jingle touted a gadget...
11 months ago
“Clap on! Clap off! Clap on! Clap off! The Clapper!” This 1980s earworm of a jingle touted a gadget to turn your lights, your TV, or any other electrical device on or off with the clap of your hands. If you watched any amount of American television back then, you probably saw the...
Quantum Frontiers
What geckos have to do with quantum computing
When my brother and I were little, we sometimes played video games on weekend mornings, before our...
12 months ago
When my brother and I were little, we sometimes played video games on weekend mornings, before our parents woke up. We owned a 3DO console, which ran the game Gex. Gex is named after its main character, a gecko. Stepping … Continue reading →
brr
Pressure Altitude
Day-to-day variability at the South Pole.
a year ago
Day-to-day variability at the South Pole.
Casey Handmer's blog
Solar and batteries for generic use cases
A brief note on using solar and batteries as generic power sources. Over the last few years of work...
a month ago
A brief note on using solar and batteries as generic power sources. Over the last few years of work at Terraform Industries, we’ve developed several useful heuristics to understand how rapid progress in solar and battery costs will change industry. This includes the bifurcation...
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...
Uncharted...
What Is Happening in Syria?
Assad’s regime has fallen, leaving a power vacuum. Why? Who are the winners and losers? What will...
a week ago
Assad’s regime has fallen, leaving a power vacuum. Why? Who are the winners and losers? What will happen next?
Melting Asphalt
The Elephant in the Brain
It's finally here! The Elephant in the Brain: Hidden Motives in Everyday Life — my first book,...
over a year ago
It's finally here! The Elephant in the Brain: Hidden Motives in Everyday Life — my first book, coauthored with Robin Hanson — is now widely available. You can find the ebook version on Kindle, Google Play, and iBooks. It's also…
Read more ›
Out-of-Pocket Blog
Let’s Talk About Obesity Drugs | Out-Of-Pocket
we're entering a new era for these treatments
a year ago
we're entering a new era for these treatments
nanoscale views
APS March Meeting 2023 - coming soon
I will be attending the 2023 APS March Meeting in Las Vegas this week. I will do my best to try to...
a year ago
I will be attending the 2023 APS March Meeting in Las Vegas this week. I will do my best to try to report on some highlights daily, though that may be more challenging than usual for me this time around (looming proposal deadline that I suspect all of my condensed matter faculty...
The Roots of...
Highlights from The Industrial Revolution, by T. S. Ashton
The Industrial Revolution, 1760-1830, by Thomas S. Ashton, is classic in the field, published in...
a year ago
The Industrial Revolution, 1760-1830, by Thomas S. Ashton, is classic in the field, published in 1948. Here are some of my highlights from it. (Emphasis in bold added by me.)
The role of chance
What was the role of chance in the inventions of the Industrial Revolution?
It is true...
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