The Works in...
Introducing Gentle Density
A new series from Works in Progress
a year ago
A new series from Works in Progress
Probably...
PMFs and PDFs
It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
5 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. If you get this post by email, the formatting is not good — you might want to read it on the site. pmf_and_pdf PMFs and PDFs¶ Here’s...
ToughSF
Permanent and Perfect Stealth in Space
Despite the commonly accepted truth in Hard Science Fiction, spacecraft are able to evade detection...
over a year ago
Despite the commonly accepted truth in Hard Science Fiction, spacecraft are able to evade detection in space in many circumstances. The Hydrogen Steamer was a design that used liquid hydrogen evaporative cooling to keep a non-reflective surface practically invisible.
However,...
ToughSF
Space Tethers: Stringing up the Solar System
All the methods we have used to reach space so far have been subject to the Tsiolkovsky rocket...
over a year ago
All the methods we have used to reach space so far have been subject to the Tsiolkovsky rocket equation - propellant must be ejected and more and more of it is needed to go further.
What if we could break that equation with rotating orbital tethers?
The tether
I have worked...
NeuroLogica Blog
Nadir Crater – A Double Tap for Dinosaurs?
It is now generally accepted that 66 million years ago a large asteroid smacked into the Earth,...
2 months ago
It is now generally accepted that 66 million years ago a large asteroid smacked into the Earth, causing the large Chicxulub crater off the coast of Mexico. This was a catastrophic event, affecting the entire globe. Fire rained down causing forest fires across much of the globe,...
Out-of-Pocket Blog
Pharmacies Inside-and-Out With John Capecelatro | Out-Of-Pocket
How does a pharmacy actually work?
a year ago
How does a pharmacy actually work?
NeuroLogica Blog
A Bit of Energy Pseudoscience
Remember the 1980 film, The Formula? Probably not, because it was a mediocre film that did not age...
a year ago
Remember the 1980 film, The Formula? Probably not, because it was a mediocre film that did not age well. The basic plot is that Nazi chemists during WWII developed a formula for synthetic gasoline. A detective investigating a murder gets embroiled in a conspiracy to cover up the...
Quanta Magazine
The ‘Beautiful Confusion’ of the First Billion Years Comes Into View
Astronomers are reveling in the James Webb Space Telescope’s discoveries about the formative epoch...
2 months ago
Astronomers are reveling in the James Webb Space Telescope’s discoveries about the formative epoch of cosmic history.
The post The ‘Beautiful Confusion’ of the First Billion Years Comes Into View first appeared on Quanta Magazine
IEEE Spectrum
Chuck E. Cheese’s Animatronics Band Bows Out
That may have been the last time I entered a Chuck E. Cheese pizzeria. And yet, when I heard that...
2 weeks ago
That may have been the last time I entered a Chuck E. Cheese pizzeria. And yet, when I heard that the company was phasing out the animatronic bands from all but five locations by the end of this year, I felt a twinge of nostalgia. Much to my surprise, I was truly sad that the...
Explorations of an...
Chaco Birding, And A Rare Monjita
The Gran Chaco (or simply, "Chaco"), is a sparsely populated plain in central South America, known...
a year ago
The Gran Chaco (or simply, "Chaco"), is a sparsely populated plain in central South America, known for its hot, semi-arid environment. It doesn't refer to one particular ecosystem, but rather, it includes a number of different types of forest, scrub, savannah and grassland. Most...
Blog - Practical...
Which Is Easier To Pull? (Railcars vs. Road Cars)
[Note that this article is a transcript of the video embedded above.]
Imagine the room you’re in...
a year ago
[Note that this article is a transcript of the video embedded above.]
Imagine the room you’re in right now was filled to the top with gravel. (I promise I’m headed somewhere with this.) I don’t know the size of the room you’re in, but if it’s anywhere near an average-sized...
Out-of-Pocket Blog
Thinking beyond value-based care | Out-Of-Pocket
Maybe there’s more to life than shared savings
3 months ago
Maybe there’s more to life than shared savings
Quanta Magazine
A New Idea for How to Assemble Life
If we want to understand complex constructions, such as ourselves, assembly theory says we must...
a year ago
If we want to understand complex constructions, such as ourselves, assembly theory says we must account for the entire history of how such entities came to be.
The post A New Idea for How to Assemble Life first appeared on Quanta Magazine
NeuroLogica Blog
Clickbait and Misinformation
Which is worse – clickbaity headlines for news articles that are factually correct, but may be...
6 months ago
Which is worse – clickbaity headlines for news articles that are factually correct, but may be playing up a sensational angle, or straight-up misinformation? It depends on what you mean by “worse”. A new study tries to address this information, with some interesting findings....
Explorations of an...
A Month In Northern Peru, Part 9: Tinamous In the Amazon To Rare Montane Monkeys (February 11, 2024)
February 11, 2024
Our alarm went off at 4:30 AM and at 5:00 AM we began the long, windy drive in the...
5 months ago
February 11, 2024
Our alarm went off at 4:30 AM and at 5:00 AM we began the long, windy drive in the dark across the Andes. The reason for our early start is that we had a date with tinamous and wood-quails at a small family-run reserve called Arena Blanca. Our contact at the...
nanoscale views
Items of interest
The start of the semester has been very busy, but here are some items that seem interesting:
As...
3 months ago
The start of the semester has been very busy, but here are some items that seem interesting:
As many know, there has been a lot of controversy in recent years about high pressure measurements of superconductivity. Here is a first-hand take by one of the people who helped bring...
Quanta Magazine
Will AI Ever Have Common Sense?
Common sense has been viewed as one of the hardest challenges in AI. That said, ChatGPT4 has...
5 months ago
Common sense has been viewed as one of the hardest challenges in AI. That said, ChatGPT4 has acquired what some believe is an impressive sense of humanity. How is this possible? Listen to this week’s “The Joy of Why” with co-host Steven Strogatz.
The post Will AI Ever...
Quanta Magazine
What Is Distributed Computing?
Our computers can get a lot more done when they share the load with other machines.
The...
3 weeks ago
Our computers can get a lot more done when they share the load with other machines.
The post What Is Distributed Computing? first appeared on Quanta Magazine
Willem Pennings
ClockSquared improvements
My ClockSquared project has a long history – it goes all the way back to 2015, when it was simply...
a year ago
My ClockSquared project has a long history – it goes all the way back to 2015, when it was simply called the “Birthday word clock”. I haven’t spent much time on the project in recent years, but I’ve upgraded the internals a while ago and finally felt like writing a post about it....
ToughSF
Hypervelocity Tether Rockets
Rotating tethers can reach incredible velocities when they are built out of high strength materials....
over a year ago
Rotating tethers can reach incredible velocities when they are built out of high strength materials. With some design features, they can greatly surpass the exhaust velocities of chemical or even nuclear rockets. They can become propulsion systems with impressive performance......
Wanderingspace
Saturn Family Portrait
From planetary.org: On July 29, 2011, Cassini captured five of Saturn’s moons in a single frame with...
over a year ago
From planetary.org: On July 29, 2011, Cassini captured five of Saturn’s moons in a single frame with its narrow-angle camera: Janus, Pandora, Enceladus, Rhea, and Mimas. NASA/JPL-Caltech/Space Science Institute. This is a full-color look at a view that was originally published in...
NeuroLogica Blog
Fake Fossils
In 1931 a fossil lizard was recovered from the Italian Alps, believed to be a 280 million year old...
10 months ago
In 1931 a fossil lizard was recovered from the Italian Alps, believed to be a 280 million year old specimen. The fossil was also rare in that it appeared to have some preserved soft tissue. It was given the species designation Tridentinosaurus antiquus and was thought to be part...
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
Quanta Magazine
The Year in Math
Landmark results in geometry and number theory marked an exciting year for mathematics, at a time...
6 days ago
Landmark results in geometry and number theory marked an exciting year for mathematics, at a time when advances in artificial intelligence are starting to transform the subject’s future.
The post The Year in Math first appeared on Quanta Magazine
Quanta Magazine
She Tracks the DNA of Elusive Species That Hide in Harsh Places
On Mount Everest and in the Peruvian Andes, Tracie Seimon uses DNA to study how species and...
a year ago
On Mount Everest and in the Peruvian Andes, Tracie Seimon uses DNA to study how species and ecosystems respond to climate change, pathogens and other influences.
The post She Tracks the DNA of Elusive Species That Hide in Harsh Places first appeared on Quanta Magazine
Explorations of an...
A Month In Northern Peru, Part 6: A Long, Sketchy Drive To Find Atuen Antpittas (February 8, 2024)
One of the fun aspects of birding during this particular period of history is that our understanding...
8 months ago
One of the fun aspects of birding during this particular period of history is that our understanding of how birds are related to each other is changing rapidly. Back in the "old days", our collective knowledge of these topics was a bit more rudimentary. Species were grouped...
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...
The Works in...
The eye of the tiger
What makes tigers different from one another?
a year ago
What makes tigers different from one another?
Andrew Fraknoi –...
An Eclipse of the Sun Coming to N. America April 8th
A rare eclipse of the Sun will be visible all over North America on April 8th.
The post An Eclipse...
9 months ago
A rare eclipse of the Sun will be visible all over North America on April 8th.
The post An Eclipse of the Sun Coming to N. America April 8th appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Quanta Magazine
He Seeks Mystery Magnetic Fields With His Quantum Compass
Alex Sushkov is updating an old technology with new quantum tricks in hopes of sensing the magnetic...
7 months ago
Alex Sushkov is updating an old technology with new quantum tricks in hopes of sensing the magnetic influence of dark matter.
The post He Seeks Mystery Magnetic Fields With His Quantum Compass first appeared on Quanta Magazine
Uncharted...
The Moral Case for More People on Earth
Today we’re going to cover four points that have emerged from the last few articles on growing our...
3 weeks ago
Today we’re going to cover four points that have emerged from the last few articles on growing our population, but which I haven’t covered yet:
Asterisk
They May as Well Grow on Trees
The Future of Genetically Engineered Livestock
over a year ago
The Future of Genetically Engineered Livestock
Quanta Magazine
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
nanoscale views
Moiré and making superlattices
One of the biggest condensed matter trends in recent years has been the stacking of 2D materials and...
7 months ago
One of the biggest condensed matter trends in recent years has been the stacking of 2D materials and the development of moiré lattices. The idea is, take a layer of 2D material and stack it either (1) on itself but with a twist angle, or (2) on another material with a slightly...
The Works in...
Notes on Progress: In pursuit of decent coffee
No great stagnation in home espresso
a year ago
No great stagnation in home espresso
Eukaryote Writes...
Defending against hypothetical moon life during Apollo 11
This is how a completely abstract argument about alien germs was taken seriously and mitigated at...
11 months ago
This is how a completely abstract argument about alien germs was taken seriously and mitigated at great effort and expense during the 1969 Apollo landing.
brr
Snowdrifts
4 days of blown snow into a doorway.
a year ago
4 days of blown snow into a doorway.
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 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.
NeuroLogica Blog
More On Electric Vehicles
I recently wrote about electric vehicles, which sparked a lively discussion in the comments. There...
a year ago
I recently wrote about electric vehicles, which sparked a lively discussion in the comments. There was enough discussion that I wanted to pull my responses together into a new post. Before I get to the details, some general observations. The conversation, in my opinion, nicely...
NeuroLogica Blog
World Events and the Conspiracy Instinct
By now most people have heard that on Saturday there was a failed assassination attempt on candidate...
5 months ago
By now most people have heard that on Saturday there was a failed assassination attempt on candidate Trump at a rally. While it has only been a few days, preliminary investigation has found that 20-year-old Thomas Matthew Crooks, using a AR style rifle purchased legally by his...
Explorations of an...
El Valle Encantado (The Enchanted Valley), And A Bump In The Road
January 19, 2023
It is not always easy to find trails worth exploring in the Andes, and the reason...
a year ago
January 19, 2023
It is not always easy to find trails worth exploring in the Andes, and the reason for this is simple. The extreme topographical changes in the mountains, combined with frequent rainfall and thick vegetation do not lend themselves to the construction and regular...
The Roots of...
Quote quiz: “drifting into dependence”
Quote quiz: who said this? (No fair looking it up). I have modified the original quotation slightly,...
a year ago
Quote quiz: who said this? (No fair looking it up). I have modified the original quotation slightly, by making a handful of word substitutions to bring it up to date:
It might be argued that the human race would never be foolish enough to hand over all power to AI. But we are...
Chris Grossack's...
Preprint -- The RAAG Functor as a Categorical Embedding
After almost a year of sitting on my hard drive, I finally had time in
August to finish revising my...
a year ago
After almost a year of sitting on my hard drive, I finally had time in
August to finish revising my new preprint on
Right Angled Artin Groups (Raags). And in September I had time to put
it on the arxiv for people to see! Within 24 hours I had an email from
somebody who had...
brr
Redeployment Part Three
Off-continent after 446 days!
11 months ago
Off-continent after 446 days!
Out-of-Pocket Blog
Answers: How should physicians get paid? | Out-Of-Pocket
What is a "fair amount" for a physician to get paid?
a year ago
What is a "fair amount" for a physician to get paid?
Out-of-Pocket Blog
First Dollar and the HSA wedge | Out-Of-Pocket
Triple. Tax. Advantage.
a year ago
Asterisk
Why You’ve Never Been In A Plane Crash
The United States leads the world in airline safety. That’s because of the way we assign blame when...
10 months ago
The United States leads the world in airline safety. That’s because of the way we assign blame when accidents do happen.
Asterisk
Animal Welfare in the Anthropocene
Wild animals outnumber farmed animals by orders of magnitude. Are we obligated to help them? And...
a year ago
Wild animals outnumber farmed animals by orders of magnitude. Are we obligated to help them? And even if we wanted to, do we know how?
Out-of-Pocket Blog
Special Edition: A Toilet And A Neural Network | Out-Of-Pocket
You didn't know you needed this. And you probably don't.
a year ago
You didn't know you needed this. And you probably don't.
wadertales
How do wader chicks respond to being handled?
Every wader researcher knows that their actions can have negative consequences for the birds they...
2 months ago
Every wader researcher knows that their actions can have negative consequences for the birds they are studying. Given that most shorebird species are in trouble or causing concern, conservation science is a tricky balancing act between ‘need to understand’ and ‘disturbance’. In...
Quanta Magazine
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
Quanta Magazine
The Best Qubits for Quantum Computing Might Just Be Atoms
In the search for the most scalable hardware to use for quantum computers, qubits made of individual...
9 months ago
In the search for the most scalable hardware to use for quantum computers, qubits made of individual atoms are having a breakout moment.
The post The Best Qubits for Quantum Computing Might Just Be Atoms first appeared on Quanta Magazine
IEEE Spectrum
A Brief History of the Office Cubicle
Robert Propst, a designer at the Herman Miller furniture company. Four years earlier, he had...
a year ago
Robert Propst, a designer at the Herman Miller furniture company. Four years earlier, he had proposed a radical alternative to the office bullpen: the Action Office. He envisioned it as a holistic and integrated system designed to increase worker efficiency while providing an...
NeuroLogica Blog
Marmosets Call Each Other By Name
Humans identify and call each other by specific names. So far this advanced cognitive behavior has...
3 months ago
Humans identify and call each other by specific names. So far this advanced cognitive behavior has only been identified in a few other species, dolphins, elephants, and some parrots. Interestingly, it has never been documented in our closest relatives, non-human primates – that...
IEEE Spectrum
This Wearable Computer Made a Fashion Statement
Google Glass debuted, the artist Lisa Krohn designed a prototype wearable computer that looked like...
5 months ago
Google Glass debuted, the artist Lisa Krohn designed a prototype wearable computer that looked like no other. The Cyberdesk was an experiment in augmented reality. At a time when computers were mostly beige and boxy, Krohn envisioned a pliable, high-tech garment that fused...
Quanta Magazine
Never-Repeating Tiles Can Safeguard Quantum Information
Two researchers have proved that Penrose tilings, famous patterns that never repeat, are...
10 months ago
Two researchers have proved that Penrose tilings, famous patterns that never repeat, are mathematically equivalent to a kind of quantum error correction.
The post Never-Repeating Tiles Can Safeguard Quantum Information first appeared on Quanta Magazine
nanoscale views
News items for the new year
After I was not chosen to be Speaker of the US House of Representatives, I think it’s time to...
a year ago
After I was not chosen to be Speaker of the US House of Representatives, I think it’s time to highlight some brief items:
Here is a great blog post by a Rice grad alum, Daniel Gonzales, about flow to approach faculty searches. I had written a fair bit on this a number of years...
Out-of-Pocket Blog
The Curious Case of Professional Employer Organizations | Out-Of-Pocket
A tale about complexity, risk skimming, and what counts as an “employee” or “company”
3 months ago
A tale about complexity, risk skimming, and what counts as an “employee” or “company”
Quanta Magazine
Sparse Networks Come to the Aid of Big Physics
A novel type of neural network is helping physicists with the daunting challenge of data analysis. ...
a year ago
A novel type of neural network is helping physicists with the daunting challenge of data analysis.
The post Sparse Networks Come to the Aid of Big Physics first appeared on Quanta Magazine
IEEE Spectrum
Saving the Big Bang (Antenna)
The antenna that discovered a cosmic microwave background coming from all directions in...
a year ago
The antenna that discovered a cosmic microwave background coming from all directions in space—cementing the theory that the universe was created in a big bang—now stares down its own topsy-turvy future. Its owner says the hardware will be preserved, but the fate of the historical...
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?
brr
Polar Night
Surreal and otherworldly.
a year ago
Surreal and otherworldly.
Quantum Frontiers
The Book of Mark, Chapter 2
Late in the summer of 2021, I visited a physics paradise in a physical paradise: the Kavli Institute...
a year ago
Late in the summer of 2021, I visited a physics paradise in a physical paradise: the Kavli Institute for Theoretical Physics (KITP). The KITP sits at the edge of the University of California, Santa Barbara like a bougainvillea bush at … Continue reading →
Many Worlds
After Seven Years Away Exploring an Asteroid, OSIRIS-REx is Landing Soon with Precious Samples
Bits of pebbles and dust from the asteriod Bennu that were collected during the long journey of the...
a year ago
Bits of pebbles and dust from the asteriod Bennu that were collected during the long journey of the OSIRIS-REx spacecraft should be landing in the Utah desert later this month. The delivery will be a first for NASA — its first sample return from an asteroid and one of a very...
Quanta Magazine
How a DNA ‘Parasite’ May Have Fragmented Our Genes
A novel type of “jumping gene” may explain why the genomes of complex cells aren’t all equally...
a year ago
A novel type of “jumping gene” may explain why the genomes of complex cells aren’t all equally stuffed with noncoding sequences.
The post How a DNA ‘Parasite’ May Have Fragmented Our Genes first appeared on Quanta Magazine
The Works in...
Getting people to donate their organs
Too few people donate their organs, dead or alive. How can we make it easier?
8 months ago
Too few people donate their organs, dead or alive. How can we make it easier?
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part III
Part 3 Hi Steve, and thank you for your timely response, and for even considering hosting this...
a year ago
Part 3 Hi Steve, and thank you for your timely response, and for even considering hosting this debate. There has been, and continues to be a “blackout” on almost all discussion regarding the science behind climate change. If “The science” is truly “settled”, it is a pretty shaky...
Out-of-Pocket Blog
Maternity Care and Payer Contracting with Marta Bralic Kerns | Out-Of-Pocket
and some good tips for consultants working at startups
a year ago
and some good tips for consultants working at startups
NeuroLogica Blog
Some Future Tech Possibilities
It’s difficult to pick winners and losers in the future tech game. In reality you just have to see...
10 months ago
It’s difficult to pick winners and losers in the future tech game. In reality you just have to see what happens when you try out a new technology in the real world with actual people. Many technologies that look good on paper run into logistical problems, difficulty scaling, fall...
NeuroLogica Blog
The Threat of Technology
In my second book (shameless plug alert) – The Skeptics’ Guide to the Future – my coauthors and I...
a year ago
In my second book (shameless plug alert) – The Skeptics’ Guide to the Future – my coauthors and I try to imagine both the utopian and dystopian versions of the future, brought about by technology, either individually or collectively. This topic has come up multiple times recently...
nanoscale views
Chemical potential and banana waffles
The concept of chemical potential is one that seems almost deliberately obscure to many. I’ve...
a year ago
The concept of chemical potential is one that seems almost deliberately obscure to many. I’ve written about this here, and referenced this article. What you may not realize is that the chemical potential, of water in particular, plays a crucial role in why my banana waffle...
Out-of-Pocket Blog
Should more people be using urgent care? | Out-Of-Pocket
is the rise of urgent care a good or bad thing?
a year ago
is the rise of urgent care a good or bad thing?
nanoscale views
Foams! (or, why my split pea side dish boils over every Thanksgiving)
Foams can be great examples of mechanical metamaterials.
Adapted from TOC figure of this...
3 weeks ago
Foams can be great examples of mechanical metamaterials.
Adapted from TOC figure of this paper
Consider my shaving cream. You might imagine that the (mostly water) material would just pool as a homogeneous liquid, since water molecules have a strong attraction for one...
The Roots of...
Can submarines swim?
Did any science fiction predict that when AI arrived, it would be unreliable, often illogical, and...
a year ago
Did any science fiction predict that when AI arrived, it would be unreliable, often illogical, and frequently bullshitting? Usually in fiction, if the AI says something factually incorrect or illogical, that is a deep portent of something very wrong: the AI is sick, or turning...
Damn Interesting
The Kingpin of Shanghai
Respectable heads of state rarely admit to keeping company with gangsters. But in April 1927, about...
over a year ago
Respectable heads of state rarely admit to keeping company with gangsters. But in April 1927, about 15 years after the collapse of the last imperial dynasty, Chiang Kai-shek and China were at a crossroads. Chiang had followed a murky path to leadership of the Chinese Nationalist...
The Works in...
Degrowth and the monkey's paw
Fifteen years ago, when I worked in the “social innovation” field, there was a world-view that was...
a year ago
Fifteen years ago, when I worked in the “social innovation” field, there was a world-view that was very popular among my colleagues about what was wrong with society and how to fix it. The idea was that people and governments needed to stop seeing economic growth as a good thing,...
Explorations of an...
A Quest Nature Tour To Borneo: Tabin Wildlife Reserve And Danum Valley
We left the Kinabatangan River behind and transferred to our next destination, the Tabin Wildlife...
a month ago
We left the Kinabatangan River behind and transferred to our next destination, the Tabin Wildlife Reserve. This is the largest swath of protected forest; an area of lowland primary and logged forest that is home to iconic species like the Bornean Pygmy Elephant, the Sun Bear and...
NeuroLogica Blog
The Exoplanet Radius Gap
As of this writing, there are 5,573 confirmed exoplanets in 4,146 planetary systems. That is enough...
10 months ago
As of this writing, there are 5,573 confirmed exoplanets in 4,146 planetary systems. That is enough exoplanets, planets around stars other than our own sun, that we can do some statistics to describe what’s out there. One curious pattern that has emerged is a relative gap in the...
Explorations of an...
A Month In Northern Peru, Part 3: Lush Forests of Casupe (February 4, 2024)
February 4, 2024
We said our goodbyes to the owner of Eco Camping Racarrumi and hit the road at 6 AM...
9 months ago
February 4, 2024
We said our goodbyes to the owner of Eco Camping Racarrumi and hit the road at 6 AM sharp. We continued inland, away from the coast and towards the foothills, which is where we hoped to spend the morning birding. The landscape continued to change during our ~45...
Out-of-Pocket Blog
Breaking Down Electronic Data Interchange, X12, and Stedi | Out-Of-Pocket
7 months ago
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
Quanta Magazine
A New Experiment Casts Doubt on the Leading Theory of the Nucleus
By measuring inflated helium nuclei, physicists have challenged our best understanding of the force...
a year ago
By measuring inflated helium nuclei, physicists have challenged our best understanding of the force that binds protons and neutrons.
The post A New Experiment Casts Doubt on the Leading Theory of the Nucleus first appeared on Quanta Magazine
Asterisk
Michael Lewis’s Blind Side
In Going Infinite, the famed chronicler of American finance proves he’s more interested in myths...
10 months ago
In Going Infinite, the famed chronicler of American finance proves he’s more interested in myths than morals — or even math.
nanoscale views
Seeing through your head - diffuse imaging
From the medical diagnostic perspective (and for many other applications), you can understand why it...
2 weeks ago
From the medical diagnostic perspective (and for many other applications), you can understand why it might be very convenient to be able to perform some kind of optical imaging of the interior of what you'd ordinarily consider opaque objects. Even when a wavelength range is...
Uncharted...
Interesting News & Game Theory of Sex | Q3 2024
Trans & bathrooms, the end of nation states, woke pendulum, trigger warnings, is breastfeeding...
2 months ago
Trans & bathrooms, the end of nation states, woke pendulum, trigger warnings, is breastfeeding actually good for IQ, are differences in household work justified, and more
The Roots of...
Making every researcher seek grants is a broken model
When Galileo wanted to study the heavens through his telescope, he got money from those legendary...
11 months ago
When Galileo wanted to study the heavens through his telescope, he got money from those legendary patrons of the Renaissance, the Medici. To win their favor, when he discovered the moons of Jupiter, he named them the Medicean Stars. Other scientists and inventors offered flashy...
Quanta Magazine
A Plan to Address the World’s Challenges With Math
Minhyong Kim is leading a new initiative called Mathematics for Humanity that encourages...
a year ago
Minhyong Kim is leading a new initiative called Mathematics for Humanity that encourages mathematicians to apply their skills to solving social problems.
The post A Plan to Address the World’s Challenges With Math first appeared on Quanta Magazine
Out-of-Pocket Blog
Scheduling, Medicaid Opportunities, and Health MBAs with Sandy Varatharajah | Out-Of-Pocket
misconceptions, opportunities, and more
a year ago
misconceptions, opportunities, and more
The Works in...
The value of family
Traditional values don't deliver babies
a year ago
Traditional values don't deliver babies
nanoscale views
What is a metal-insulator transition?
The recent excitement about the alleged high temperature superconductor "LK99" has introduced some...
a year ago
The recent excitement about the alleged high temperature superconductor "LK99" has introduced some in the public to the idea of a metal-insulator or insulator-metal transition (MIT/IMT). For example, one strong candidate explanation for the sharp drop in resistance as a function...
NeuroLogica Blog
AI As Legal Entities
Should an artificial intelligence (AI) be treated like a legal “subject” or agent? That is the...
a year ago
Should an artificial intelligence (AI) be treated like a legal “subject” or agent? That is the question discussed in a new paper by legal scholars. They recognize that this question is a bit ahead of the technology, but argue that we should work out the legal ramifications before...
Quanta Magazine
Mathematicians Attempt to Glimpse Past the Big Bang
By studying the geometry of model space-times, researchers offer alternative views of the universe’s...
6 months ago
By studying the geometry of model space-times, researchers offer alternative views of the universe’s first moments.
The post Mathematicians Attempt to Glimpse Past the Big Bang first appeared on Quanta Magazine
Quanta Magazine
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
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,...
The Works in...
The duplication crisis: the other replication crisis
How bad publishing incentives hinder long-term thinking in computational biology research
3 months ago
How bad publishing incentives hinder long-term thinking in computational biology research
Drew Ex Machina
You Can’t Fail Unless You Try: NASA’s Pioneer P-3 Lunar Orbiter
Space enthusiasts of a certain age, like myself, grew up learning about the trio of NASA’s unmanned...
3 weeks ago
Space enthusiasts of a certain age, like myself, grew up learning about the trio of NASA’s unmanned programs which provided scientists and engineers with vital information […]
NeuroLogica Blog
Student Attitudes Toward AI in the Class
Researchers recently published an extensive survey of almost 6,000 students across academic...
a year ago
Researchers recently published an extensive survey of almost 6,000 students across academic institution in Sweden. The results are not surprising, but they do give a snapshot of where we are with the recent introduction of large language model AIs. Most students, 56%, reported...
Cremieux Recueil
2024 SAT Data Drop
The College Board has just released the latest SAT data. Here's a review.
2 months ago
The College Board has just released the latest SAT data. Here's a review.
Light from Space
Elephant Trunk & IC 1396
A beautiful nebula in Cepheus. The middle bottom left of the image shows the “Elephant Trunk”, but...
over a year ago
A beautiful nebula in Cepheus. The middle bottom left of the image shows the “Elephant Trunk”, but the whole nebula IC 1396 shows much impressive detail. A whole layer of dark nebulas overlaps everything, looking like a giant explosion frozen in time.
Total exposure time: 18h...
The Works in...
Two Assault Rifles
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
IEEE Spectrum
This 1920 Chess Automaton Was Wired to Win
The Mechanical Turk was a fraud. The chess-playing automaton, dressed in a turban and elaborate...
a year ago
The Mechanical Turk was a fraud. The chess-playing automaton, dressed in a turban and elaborate Ottoman robes, toured Europe in the closing decades of the 18th century accompanied by its inventor Wolfgang von Kempelen. The Turk wowed Austrian empress Maria Theresa, French emperor...
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.
Asterisk
The Misery Bomb
Children across the Western world are getting less happy. If we can’t find a way to reverse the...
5 months ago
Children across the Western world are getting less happy. If we can’t find a way to reverse the trend, it might have an outsized impact on their future.
Quanta Magazine
Astronomers Dig Up the Stars That Birthed the Milky Way
There once was a cosmic seed that sprouted the Milky Way galaxy. Astronomers have discovered its...
a year ago
There once was a cosmic seed that sprouted the Milky Way galaxy. Astronomers have discovered its last surviving remnants.
The post Astronomers Dig Up the Stars That Birthed the Milky Way first appeared on Quanta Magazine
nanoscale views
Technological civilization and losing object permanence
In the grand tradition of physicists writing about areas outside their expertise, I wanted to put...
2 days ago
In the grand tradition of physicists writing about areas outside their expertise, I wanted to put down some thoughts on a societal trend. This isn't physics or nanoscience, so feel free to skip this post.
Object permanence is a term from developmental psychology. A person (or...
nanoscale views
Generative AI and scientific images/diagrams
Generative AI for image generation is a controversial topic for many reasons. Still, as someone who...
11 months ago
Generative AI for image generation is a controversial topic for many reasons. Still, as someone who doesn't have a staff of graphic artists on hand to help make scientific illustrations, it has certainly been tempting to see whether it might be a useful tool. My brief...
Quantum Frontiers
The power of awe
Mid-afternoon, one Saturday late in September, I forgot where I was. I forgot that I was visiting...
a year ago
Mid-afternoon, one Saturday late in September, I forgot where I was. I forgot that I was visiting Seattle for the second time; I forgot that I’d just finished co-organizing a workshop partially about nuclear physics for the first time. I’d … Continue reading →
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...
NeuroLogica Blog
3D Printed Rocket Launches
This is one of those technology news stories where the implications of the technology is greater...
a year ago
This is one of those technology news stories where the implications of the technology is greater than the thing itself. Relativity Space, a rocket company based in California, launched their first Terran-1 rocket. The launch ultimately failed when the second stage failed to...
nanoscale views
Brief items
With the end of the semester approaching and various grant deadlines, it's been a very busy time. ...
a year ago
With the end of the semester approaching and various grant deadlines, it's been a very busy time. Here are some items I spotted this week (some new, some old):
This article from Quanta about the "Einstein tile" is great - I particularly like the animated illustration. This...
Melting Asphalt
Outbreak
Harry Stevens at The Washington Post recently published a very elegant simulation of how a disease...
over a year ago
Harry Stevens at The Washington Post recently published a very elegant simulation of how a disease like COVID-19 spreads. If you haven't already, I highly recommend checking it out. Today I want to follow up with something I've been working…
Read more ›
Asterisk
Why We Shut Down
In international development, it’s not enough to try to do good. We need the tools to tell if a...
5 months ago
In international development, it’s not enough to try to do good. We need the tools to tell if a project is really working — and the incentive to end it if it’s not.
nanoscale views
Reading material - orders of magnitude and difficult times
Over the past couple of weeks (and more) I have found a number of things to read that I wanted to...
a year ago
Over the past couple of weeks (and more) I have found a number of things to read that I wanted to pass on. First, if you'd like a break from the seemingly continual stream of bad news in the world and enjoy good "think like a physicist"/dimensional analysis/order of magnitude...
wadertales
When mates behave differently
Iceland’s 40,000 Oystercatchers are an interesting mix of resident birds and migrants, providing an...
over a year ago
Iceland’s 40,000 Oystercatchers are an interesting mix of resident birds and migrants, providing an ideal system in which to study the costs and benefits of the two options, and to try to work out what influences whether an individual becomes a ‘resident’ or a ‘migrant’. I’ve...
Out-of-Pocket Blog
The New (Experimental) Ways To Tackle The Mental Health Crisis | Out-Of-Pocket
let's try some new stuff to scale mental health care
a year ago
let's try some new stuff to scale mental health care
Probably...
Which Standard Deviation?
It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
6 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. standard_dev Which Standard Deviation¶ Here’s a question from the Reddit statistics forum. When do we use N and when N-1 for...
Quanta Magazine
Pierre de Fermat’s Link to a High School Student’s Prime Math Proof
How Fermat’s less famous ‘little theorem’ got mathematicians young and old to play with prime-like...
a year ago
How Fermat’s less famous ‘little theorem’ got mathematicians young and old to play with prime-like Carmichael numbers.
The post Pierre de Fermat’s Link to a High School Student’s Prime Math Proof first appeared on Quanta Magazine
Quanta Magazine
Flow Proof Helps Mathematicians Find Stability in Chaos
A series of new papers describes how to fully characterize key dynamical systems with relatively...
a year ago
A series of new papers describes how to fully characterize key dynamical systems with relatively little data.
The post Flow Proof Helps Mathematicians Find Stability in Chaos first appeared on Quanta Magazine
Quanta Magazine
The Physics of Cold Water May Have Jump-Started Complex Life
When seawater gets cold, it gets viscous. This fact could explain how single-celled ocean creatures...
5 months ago
When seawater gets cold, it gets viscous. This fact could explain how single-celled ocean creatures became multicellular when the planet was frozen during “Snowball Earth,” according to experiments.
The post The Physics of Cold Water May Have Jump-Started Complex Life...
Probably...
Think Stats 3rd Edition
I am excited to announce that I have started work on a third edition of Think Stats, to be published...
2 months ago
I am excited to announce that I have started work on a third edition of Think Stats, to be published by O’Reilly Media in 2025. At this point the content is mostly settled, and I am revising chapters to get them ready for technical review. If you want to start reading now, the...
Out-of-Pocket Blog
Ins and Outs of Fundraising Today | Out-Of-Pocket
Some stuff I’ve learned doing a little healthcare startup investing
a year ago
Some stuff I’ve learned doing a little healthcare startup investing
Tikalon Blog by Dev...
Copper and Green Energy
The United States Department of Energy has updated its list of critically important materials. The...
5 months ago
The United States Department of Energy has updated its list of critically important materials. The current list of 54 materials includes elements that are presently critical to a transition to green energy, such as the rare earth elements important to turbine generators, and...
Asterisk
How to Make a Great Government Website
Do lots of user research, travel to every county in California, iterate constantly, and troubleshoot...
7 months ago
Do lots of user research, travel to every county in California, iterate constantly, and troubleshoot on Reddit. And maybe take Political Economy of Industrial Societies 100.
Quanta Magazine
Most Life on Earth is Dormant, After Pulling an ‘Emergency Brake’
Many microbes and cells are in deep sleep, waiting for the right moment to activate. Biologists...
6 months ago
Many microbes and cells are in deep sleep, waiting for the right moment to activate. Biologists discovered a widespread protein that abruptly shuts down a cell’s activity — and turns it back on just as fast.
The post Most Life on Earth is Dormant, After Pulling an...
nanoscale views
What are "quantum oscillations"?
For the first time in a couple of decades, I was visiting the Aspen Center for Physics, which is...
a year ago
For the first time in a couple of decades, I was visiting the Aspen Center for Physics, which is always a fun, intellectually stimulating experience. (Side note: I sure hope that the rapidly escalating costs of everything in the Aspen area don't make this venue untenable in the...
Damn Interesting
A Trail Gone Cold
Iceland is known to the rest of the world as the land of Vikings and volcanos, an island caught...
9 months ago
Iceland is known to the rest of the world as the land of Vikings and volcanos, an island caught between continents at the extremities of the map. Remote and comparatively inhospitable, it was settled only as long ago as the 9th century, and has seen little additional in-migration...
Quanta Magazine
Tiny Language Models Come of Age
To better understand how neural networks learn to simulate writing, researchers trained simpler...
a year ago
To better understand how neural networks learn to simulate writing, researchers trained simpler versions on synthetic children’s stories.
The post Tiny Language Models Come of Age first appeared on Quanta Magazine
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...
NeuroLogica Blog
Predicting Outcome in Severe Brain Injury
One of the most difficult situations that a person can face is to have a loved-one in a critical...
7 months ago
One of the most difficult situations that a person can face is to have a loved-one in a critical medical condition and have to make life-or-death medical decisions for them. I have been in this situation many times as the consulting neurologist, and I have seen how weighty this...
IEEE Spectrum
How Vannevar Bush Engineered the 20th Century
In the summer of 1945, Robert J. Oppenheimer and other key members of the Manhattan Project gathered...
6 months ago
In the summer of 1945, Robert J. Oppenheimer and other key members of the Manhattan Project gathered in New Mexico to witness the first atomic bomb test. Among the observers was Vannevar Bush, who had overseen the Manhattan Project and served as the sole liaison to U.S. President...
Out-of-Pocket Blog
OOP Slack final reminder | Out-Of-Pocket
it's the final countdownnnnn
9 months ago
it's the final countdownnnnn
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...
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...
Marine Madness
Book Club: ‘The Island of Sea Women’ by Lisa See
Little is known about Jeju- a Korean island- occupied by brutal Japanese troops in the 1930s and...
over a year ago
Little is known about Jeju- a Korean island- occupied by brutal Japanese troops in the 1930s and ’40s, later liberated by US forces and turned over to the even more barbarous Korean regime whose wrongdoings were overlooked by both American and U.N. occupiers. Lisa See travels...
Quanta Magazine
How Simple Math Moves the Needle
The spatial intuition behind a three-point turn offers an on-ramp to a century-old geometry problem....
a year ago
The spatial intuition behind a three-point turn offers an on-ramp to a century-old geometry problem.
The post How Simple Math Moves the Needle first appeared on Quanta Magazine
Out-of-Pocket Blog
How Healthcare Payments Work with Candid Health | Out-Of-Pocket
A walkthrough of how money flows between payers and providers
a year ago
A walkthrough of how money flows between payers and providers
Apoorva Srinivasan
getting started with bayesian inference
In my previous post, we spoke about hypothesis testing from a frequentist perspective. This is the...
over a year ago
In my previous post, we spoke about hypothesis testing from a frequentist perspective. This is the method that is commonly taught in STAT101 classes. But for many decades, some statisticians have argued for another approach to conduct statistical analysis based on bayes...
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...
Quanta Magazine
Clashing Cosmic Numbers Challenge Our Best Theory of the Universe
As measurements of distant stars and galaxies become more precise, cosmologists are struggling to...
11 months ago
As measurements of distant stars and galaxies become more precise, cosmologists are struggling to make sense of sparring values.
The post Clashing Cosmic Numbers Challenge Our Best Theory of the Universe first appeared on Quanta Magazine
NeuroLogica Blog
Flooding is Increasing
Last month my flight home from Chicago was canceled because of an intense rainstorm. In CT the storm...
3 months ago
Last month my flight home from Chicago was canceled because of an intense rainstorm. In CT the storm was intense enough to cause flash flooding, which washed out roads and bridges and shut down traffic in many areas. The epicenter of the rainfall was in Oxford, CT (where my...
Sean Carroll
The Biggest Ideas in the Universe | 23. Criticality and Complexity
Spherical cows are important because they let us abstract away all the complications of the real...
over a year ago
Spherical cows are important because they let us abstract away all the complications of the real world and think about underlying principles. But what about when the complications are the point? Then we enter the realm of complex systems — which, interestingly, has its own...
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 ›
Asterisk
It’s 2024 and Drought is Optional
In the early 20th century, the United States diverted and dammed nearly every major river that runs...
7 months ago
In the early 20th century, the United States diverted and dammed nearly every major river that runs through the West, ushering in an era of unparalleled dominion over water. Today, California once again struggles with water scarcity — but solar energy could change all that.
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.
Explorations of an...
Cañadon de Profundidad and Iguazú Falls
February 4, 2023
For our second day in Misiones, Laura and I ventured over to a small park only a...
a year ago
February 4, 2023
For our second day in Misiones, Laura and I ventured over to a small park only a half-hour drive from our accommodations in Posadas. Our main reason for visiting Parque Provincial Cañadón de Profundidad was to search for Creamy-bellied Gnatcatcher, of which...
Out-of-Pocket Blog
Scams, Frauds, and Audits | Out-Of-Pocket
Lots of money to be...not lost
a year ago
Lots of money to be...not lost
NeuroLogica Blog
Immune Cells to Fight Cancer
There is a recent medical advance that you may not have heard about unless you are a healthcare...
a year ago
There is a recent medical advance that you may not have heard about unless you are a healthcare professional or encountered it from the patient side – CAR-T cell therapy. A recent study shows the potential for continued incremental advance of this technology, but already it is a...
nanoscale views
Thoughts on undergrad solid-state content
Figuring out what to include in an undergraduate introduction to solid-state physics course is...
8 months ago
Figuring out what to include in an undergraduate introduction to solid-state physics course is always a challenge. Books like the present incarnation of Kittel are overstuffed with more content than can readily fit in a one-semester course, and because that book has grown...
Beautiful Public...
Visualizing Ship Movements with AIS Data
Explore the beautiful, intricate paths of ships over a year—tracked from America's busiest ports to...
3 months ago
Explore the beautiful, intricate paths of ships over a year—tracked from America's busiest ports to the open ocean via AIS marine tracking data.
Asterisk
What We Get Wrong About AI & China
Everyone’s afraid of what China can and will do with AI. On the ground, the picture looks a lot more...
a year ago
Everyone’s afraid of what China can and will do with AI. On the ground, the picture looks a lot more complicated.
The Roots of...
What I’ve been reading, June 2023
A monthly feature. As usual, recent blog posts and news stories are omitted from this; you can find...
a year ago
A monthly feature. As usual, recent blog posts and news stories are omitted from this; you can find them in my links digests. In all quotes below, any emphasis in bold was added by me.
Books
Thomas S. Ashton, The Industrial Revolution, 1760–1830 (1948). A classic in the field,...
NeuroLogica Blog
Eating Methane
Methane is the forgotten greenhouse gas (sort of). Often, when discussing how best to reduce...
a year ago
Methane is the forgotten greenhouse gas (sort of). Often, when discussing how best to reduce anthropogenic climate change, we talk about decarbonizing our electrical and transport sectors, and carbon removal. But methane is also a greenhouse gas, contributing to global warming,...
Quantum Frontiers
Colliding the familiar and the anti-familiar at CERN
toise me at CERN was a box of chocolates. CERN is a multinational particle-physics collaboration....
11 months ago
toise me at CERN was a box of chocolates. CERN is a multinational particle-physics collaboration. Based in Geneva, CERN is famous for having “the world’s largest and most powerful accelerator,” according to its website. So a physicist will take for … Continue reading →
Quanta Magazine
Merging Fields, Mathematicians Go the Distance On Old Problem
Mathematicians have illuminated what sets of points can look like if the distances between them are...
8 months ago
Mathematicians have illuminated what sets of points can look like if the distances between them are all whole numbers.
The post Merging Fields, Mathematicians Go the Distance On Old Problem first appeared on Quanta Magazine
Quanta Magazine
Exotic New Superconductors Delight and Confound
Three new species of superconductivity were spotted this year, illustrating the myriad ways...
2 weeks ago
Three new species of superconductivity were spotted this year, illustrating the myriad ways electrons can join together to form a frictionless quantum soup.
The post Exotic New Superconductors Delight and Confound first appeared on Quanta Magazine
NeuroLogica Blog
RFK Jr., Joe Rogan, and Vaccines
RFK Jr., who is now running for the Democratic presidential nomination, is anti-vaccine. He will...
a year ago
RFK Jr., who is now running for the Democratic presidential nomination, is anti-vaccine. He will vehemently deny this, but I don’t buy it for a second. He is simply playing the, “I’m not anti-vaccine, I am pro-safe vaccine” gambit, which is disingenuous and always has been. We...
Quanta Magazine
What Is the Nature of Time?
Time is all around us: in the language we use, in the memories we revisit and in our predictions of...
9 months ago
Time is all around us: in the language we use, in the memories we revisit and in our predictions of the future. But what exactly is it? The physicist and Nobel laureate Frank Wilczek joins Steve Strogatz to discuss the fundamental hallmarks of time.
The post What Is...
Blog - Practical...
The Bizarre Paths of Groundwater Around Structures
[Note that this article is a transcript of the video embedded above.]
In 2015, an unusual incident...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In 2015, an unusual incident happened on the construction site for a sewage lift station in British Columbia, Canada. WorksafeBC, the provincial health and safety agency, posted a summary of the event on...
Explorations of an...
From Yungas Forest To Desert
January 17, 2023 (continued)
Today was a day of contrasts. We began the morning with a successful...
a year ago
January 17, 2023 (continued)
Today was a day of contrasts. We began the morning with a successful search for the Rufous-throated Dipper in humid yungas forest on the east slope of the Andes. We then worked our way northwest over the course of the day and watched the landscape...
The Works in...
Special Issue 01: Lost in Stagnation
Dude, where is my flying car?
over a year ago
Dude, where is my flying car?
Confessions of a...
Predation of juvenile reef fish in coral patches at Ningaloo Reef
The second research article I have decided to discuss is one I had the pleasure to be involved with!...
over a year ago
The second research article I have decided to discuss is one I had the pleasure to be involved with! In fact, it was the first paper I was a co-author on, after linking up with the Department of Environment and Conservation through an ANNiMS internship program. The paper was...
Probably...
The mean of a Likert scale?
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
7 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. likert_mean Likert scale analysis¶ Here’s a question from the Reddit statistics forum. I have collected data regarding how...
ToughSF
Starship Lite: from rapid Interplanetary to Interstellar
Elon Musk
stated that a stripped-down SpaceX Starship could become an interplanetary
boost vehicle...
over a year ago
Elon Musk
stated that a stripped-down SpaceX Starship could become an interplanetary
boost vehicle able to push probes towards the farthest objects in our Solar
System.
What
other missions could the Starship ‘Lite’ do, and how quickly?
Near SSTO
Rockets performance
scales...
Quanta Magazine
Neural Networks Need Data to Learn. Even If It’s Fake.
Real data can be hard to get, so researchers are turning to synthetic data to train their artificial...
a year ago
Real data can be hard to get, so researchers are turning to synthetic data to train their artificial intelligence systems.
The post Neural Networks Need Data to Learn. Even If It’s Fake. first appeared on Quanta Magazine
NeuroLogica Blog
AI Copilots Are Coming
I’m going to do something I rarely do and make a straight-up prediction – I think we are close to...
2 months ago
I’m going to do something I rarely do and make a straight-up prediction – I think we are close to having AI apps that will function as our all-purpose digital assistants. That’s not really a tough call, we already have digital assistants and they are progressing rapidly. So I am...
Quanta Magazine
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
Quanta Magazine
Invisible ‘Demon’ Discovered in Odd Superconductor
Physicists have long suspected that hunks of metal could vibrate in a peculiar way that would be all...
a year ago
Physicists have long suspected that hunks of metal could vibrate in a peculiar way that would be all but invisible. Now physicists have spotted these “demon modes.”
The post Invisible ‘Demon’ Discovered in Odd Superconductor first appeared on Quanta Magazine
Quantum Frontiers
A peek inside Northrop Grumman’s subatomic endeavors
As the weather turns colder and we trade outdoor pools for pumpkin spice and then Christmas carols,...
over a year ago
As the weather turns colder and we trade outdoor pools for pumpkin spice and then Christmas carols, perhaps you’re longing for summer’s warmth. For me, it is not just warmth I yearn for: This past summer, I worked as a … Continue reading →
The Works in...
Fermenting revolution
The Victorian fight against bad bread and its role in women’s liberation
a year ago
The Victorian fight against bad bread and its role in women’s liberation
Quanta Magazine
An Enormous Gravity ‘Hum’ Moves Through the Universe
Astronomers have found a background din of exceptionally long-wavelength gravitational waves...
a year ago
Astronomers have found a background din of exceptionally long-wavelength gravitational waves pervading the cosmos.
The post An Enormous Gravity ‘Hum’ Moves Through the Universe first appeared on Quanta Magazine
Tikalon Blog by Dev...
Plant Sounds
My early adulthood coincided with the New Age movement and its belief in many discredited past...
4 months ago
My early adulthood coincided with the New Age movement and its belief in many discredited past ideas, such as astrology. One New Age idea that seemed strange at the time was that talking to plants helped them to grow. What could be more New Age than a hippie chick talking to a...
Quanta Magazine
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...
Inverted Passion
You can’t jail an AI
Here’s why I worry about AI. We know that people can get away with anything to pursue their goals...
7 months ago
Here’s why I worry about AI. We know that people can get away with anything to pursue their goals (of profit, power, etc.) as long as they know they can get away with it, without negative consequences. We have had Hitlers, and insider traders. But the world keeps them in check...
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?
Probably...
Think Python third edition!
I am happy to announce the third edition of Think Python, which will be published by O’Reilly Media...
10 months ago
I am happy to announce the third edition of Think Python, which will be published by O’Reilly Media later this year. You can read the online version of the book here. I’ve posted the Preface and the first four chapters — more on the way soon! You can read the Early Release and...
Quanta Magazine
‘Embryo Models’ Challenge Legal, Ethical and Biological Concepts
With embryolike constructs built entirely from stem cells, researchers can revolutionize our...
a year ago
With embryolike constructs built entirely from stem cells, researchers can revolutionize our understanding of development. But how close to an embryo is too close?
The post ‘Embryo Models’ Challenge Legal, Ethical and Biological Concepts first appeared on Quanta...
Cremieux Recueil
Just Pay Them Off
The International Longshoremen's Association is protecting people whose jobs are no longer...
2 months ago
The International Longshoremen's Association is protecting people whose jobs are no longer necessary. Stop fighting and just pay them so they go away.
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.
Quanta Magazine
To Pack Spheres Tightly, Mathematicians Throw Them at Random
Four mathematicians broke a 75-year-old record by finding a denser way to pack high-dimensional...
7 months ago
Four mathematicians broke a 75-year-old record by finding a denser way to pack high-dimensional spheres.
The post To Pack Spheres Tightly, Mathematicians Throw Them at Random first appeared on Quanta Magazine
The Works in...
Where inflation comes from
How we calculate inflation has always been contested with small changes leading to large differences...
a month ago
How we calculate inflation has always been contested with small changes leading to large differences in how well-off we think we are.
Quanta Magazine
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...
Quanta Magazine
The Enduring Mystery of How Water Freezes
Making ice requires more than subzero temperatures. The unpredictable process takes microscopic...
6 months ago
Making ice requires more than subzero temperatures. The unpredictable process takes microscopic scaffolding, random jiggling and often a little bit of bacteria.
The post The Enduring Mystery of How Water Freezes first appeared on Quanta Magazine
brr
Showering at the South Pole
Potable water, and not much of it.
a year ago
Potable water, and not much of it.
Explorations of an...
Monsoon Season In Arizona, Part 5: Portal Back To Phoenix
September 4, 2024
Our day began with coffee and breakfast on the deck, watching the bird feeders hum...
2 months ago
September 4, 2024
Our day began with coffee and breakfast on the deck, watching the bird feeders hum with activity. It was, sadly, our final morning in this region and we packed up and headed out. It would have been nice to have an extra night or two here, though you could say...
Bartosz Ciechanowski
Mechanical Watch
In the world of modern portable devices, it may be hard to believe that merely a few decades ago the...
over a year ago
In the world of modern portable devices, it may be hard to believe that merely a few decades ago the most convenient way to keep track of time was a mechanical watch. Unlike their quartz and smart siblings, mechanical watches can run without using any batteries or other...
NeuroLogica Blog
Germany and Nuclear Power
Germany has been thrown around a lot as an example of both what to do and what not to do in terms of...
a year ago
Germany has been thrown around a lot as an example of both what to do and what not to do in terms of addressing global warming by embracing green energy technology. It’s possible to look back now and review the numbers, to see what the effect was of its decision to embrace...
nanoscale views
Brief items - light-driven diamagnetism, nuclear recoil, spin transport in VO2
Real life continues to make itself felt in various ways this summer (and that's not even an allusion...
5 months ago
Real life continues to make itself felt in various ways this summer (and that's not even an allusion to political madness), but here are three papers (two from others and a self-indulgent plug for our work) you might find interesting.
There has been a lot of work in recent...
brr
McMurdo's Automated Teller Machines
Cash, in Antarctica!
over a year ago
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...
Explorations of an...
Borneo: Tour Extension To Peninsular Malaysia
After the main Borneo tour had finished, eight of the travellers joined Laura and I on a tour...
a year ago
After the main Borneo tour had finished, eight of the travellers joined Laura and I on a tour extension to peninsular Malaysia. We split our time between two distinct regions: the foothill forests at Fraser’s Hill, and the steamy lowlands of Taman Negara.
Dusky Leaf Monkey -...
Quantum Frontiers
Announcing the quantum-steampunk creative-writing course!
Why not run a quantum-steampunk creative-writing course? Quantum steampunk, as Quantum Frontiers...
3 months ago
Why not run a quantum-steampunk creative-writing course? Quantum steampunk, as Quantum Frontiers regulars know, is the aesthetic and spirit of a growing scientific field. Steampunk is a subgenre of science fiction. In it, futuristic technologies invade Victorian-era settings:...
Blog - Practical...
How To Install a Pipeline Under a Railroad
[Note that this article is a transcript of the video embedded above.]
This is the Union Pacific...
10 months ago
[Note that this article is a transcript of the video embedded above.]
This is the Union Pacific Railroad’s Austin Subdivision in central Texas. It’s a busy corridor that moves both freight and passengers north and south between Austin and San Antonio… But it’s mostly freight....
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...
Tikalon Blog by Dev...
Brain Size
Deep thought is what distinguishes humans from other animals. The brain is the medium for thought;...
3 months ago
Deep thought is what distinguishes humans from other animals. The brain is the medium for thought; so, there's the idea that brain size is important, with larger brains allowing more profound thought. Larger brains in hominids appears to have an evolutionary advantage, but the...
symmetry magazine
Do hidden influences give neutrinos their tiny mass?
The quest to understand the small mass of neutrinos is also a quest to discover new particles.
...
a year ago
The quest to understand the small mass of neutrinos is also a quest to discover new particles.
Neutrinos are the byproducts of astronomical events that give us life.
They shoot out from the nuclear fusion reaction within the sun and radiate from supernovas....
NeuroLogica Blog
Converting CO2 to Carbon Nanofibers
One of the dreams of a green economy where the amount of CO2 in the atmosphere is stable, and not...
11 months ago
One of the dreams of a green economy where the amount of CO2 in the atmosphere is stable, and not slowly increasing, is the ability to draw CO2 from the atmosphere and convert it to a solid form. Often referred to as carbon capture, some form of this is going to be necessary...
Blog - Practical...
How Long Would Society Last During a Total Grid Collapse?
[Note that this article is a transcript of the video embedded above.]
In February 2021, a winter...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In February 2021, a winter storm that swept through Texas caused one of the most severe power crises in American history. The cold weather created shockingly high electricity demands as people tried to keep...
Quanta Magazine
The Colorful Problem That Has Long Frustrated Mathematicians
The four-color problem is simple to explain, but its complex proof continues to be both celebrated...
a year ago
The four-color problem is simple to explain, but its complex proof continues to be both celebrated and despised.
The post The Colorful Problem That Has Long Frustrated Mathematicians first appeared on Quanta Magazine
Asterisk
The Ruin of Mumbai
Mumbai’s land use regulations are designed to keep population density low. Instead, they force...
9 months ago
Mumbai’s land use regulations are designed to keep population density low. Instead, they force Mumbaikars into slums, while all of India pays the price.
Out-of-Pocket Blog
Cool Facts About Health Insurance Enrollment with Aleka Gurel | Out-Of-Pocket
Tis the season
a year ago
NeuroLogica Blog
Non-Invasive Deep Brain Stimulation
We are rapidly entering the era of neuromodulation – using electrical and magnetic fields in order...
6 months ago
We are rapidly entering the era of neuromodulation – using electrical and magnetic fields in order to increase or decrease the activity of specific regions and circuits in the brain. Such treatments are already shown to be effective in treating some Parkinson’s symptoms,...
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?
pcloadletter
Somewhere along the way we forgot about software craftsmanship
"Ship it!"
"We're agile now, baby. Move fast and break things!""
"We measure our engineers by the...
10 months ago
"Ship it!"
"We're agile now, baby. Move fast and break things!""
"We measure our engineers by the impact they have!"
Somewhere along the way, in the midst of the agilification of software, or the software engineer salary gold rush, we forgot about craftsmanship.
I have been in...
NeuroLogica Blog
Is the AI Singularity Coming?
Like it or not, we are living in the age of artificial intelligence (AI). Recent advances in large...
9 months ago
Like it or not, we are living in the age of artificial intelligence (AI). Recent advances in large language models, like ChatGPT, have helped put advanced AI in the hands of the average person, who now has a much better sense of how powerful these AI applications can be (and...
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 […]
Confessions of a...
My Teaching Philosophy
As mentioned previously, I need to complete a teaching portfolio over my year as a lecturing intern...
over a year ago
As mentioned previously, I need to complete a teaching portfolio over my year as a lecturing intern as part of the PTIS scheme. Central to this portfolio is a personal teaching philosophy, detailing why teaching is important to me, what my objectives are as a teacher, what...
Drew Ex Machina
GOES Video of Solar Eclipse – October 14, 2023
Solar eclipses have fascinated humanity since ancient times and the annular eclipse of October 14,...
a year ago
Solar eclipses have fascinated humanity since ancient times and the annular eclipse of October 14, 2023 was no different. Unlike a total solar eclipse where the […]
Blog - Practical...
What Really Happened at the New Harbor Bridge Project?
[Note that this article is a transcript of the video embedded above.]
In July of 2022, the Texas...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In July of 2022, the Texas Department of Transportation issued an emergency suspension of work on the half-finished Harbor Bridge project in Corpus Christi, citing serious design flaws that could cause the main...
pcloadletter
Surely dark UX doesn't work in the long run
I was just feeling pretty good—I published my article about RSS and it's being pretty...
10 months ago
I was just feeling pretty good—I published my article about RSS and it's being pretty well-received.
I decided a fitting way to celebrate was to head on over to Feedly and catch up on some reading! I clicked on an engineers blog feed to check out here latest couple posts. I...
Asterisk
Emotional Intelligence Amplification
Love in the time of chatbots.
a year ago
Love in the time of chatbots.
Confessions of a...
A first step into the unknown world of academia…….
At the beginning of this blog I did promise to include some writings that would at least be...
over a year ago
At the beginning of this blog I did promise to include some writings that would at least be semi-useful (hopefully!) to future students hoping to move into a career in marine science; so here it goes! From today I am beginning a year long Postgraduate Teaching Internship at UWA....
Quanta Magazine
What Is Quantum Teleportation?
Teleporting people through space is still science fiction. But quantum teleportation is dramatically...
9 months ago
Teleporting people through space is still science fiction. But quantum teleportation is dramatically different and entirely real. In this episode, Janna Levin interviews the theoretical physicist John Preskill about teleporting bits and the promise of quantum technology. ...
Out-of-Pocket Blog
“There Are Too Many Entrenched Interests” | Out-Of-Pocket
The Six Stages Of Health Tech Grief Part 3
a year ago
The Six Stages Of Health Tech Grief Part 3
Quanta Magazine
Perplexing the Web, One Probability Puzzle at a Time
The mathematician Daniel Litt has driven social media users to distraction with a series of...
3 months ago
The mathematician Daniel Litt has driven social media users to distraction with a series of simple-seeming but counterintuitive probability puzzles.
The post Perplexing the Web, One Probability Puzzle at a Time first appeared on Quanta Magazine
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...
Quanta Magazine
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
Confessions of a...
Shark Bay: a pristine template for marine ecosystems worldwide
Here in Western Australia, we are lucky to be in the global centre of seagrass diversity. As such,...
over a year ago
Here in Western Australia, we are lucky to be in the global centre of seagrass diversity. As such, we have a coastline dominated by many different species of seagrasses – from large, temperate seagrasses like Posidonia australis to small, tropical species like Halodule...
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,...
symmetry magazine
Celebrating Dark Matter Day in Latin America
Scientists, artists, communicators and physics fans find creative ways to mark the unofficial...
a year ago
Scientists, artists, communicators and physics fans find creative ways to mark the unofficial holiday devoted to dark matter.
Quanta Magazine
What Does Milk Do for Babies?
Human nutrition begins with milk, but the wondrous biofluid does much more than feed babies. In this...
8 months ago
Human nutrition begins with milk, but the wondrous biofluid does much more than feed babies. In this episode, co-host Steven Strogatz speaks with molecular nutritionist Elizabeth Johnson about her research into the impact of human milk on a healthy microbiome.
The...
The Works in...
How to start an advance market commitment
A practical guide from the founders of Frontier
6 months ago
A practical guide from the founders of Frontier
Out-of-Pocket Blog
Should Social Determinants Come From Payers and Providers? | Out-Of-Pocket
I've got some questions
a year ago
Chris Grossack's...
Externalizing Some Simple Topos Statements
Hey all! It’s been a minute. I’ve been super busy with
the UC strike and honestly I haven’t done...
over a year ago
Hey all! It’s been a minute. I’ve been super busy with
the UC strike and honestly I haven’t done math in any
serious capacity for almost the past month. It’s been a
lot of hard work trying to get fair contracts out of the UC,
but I had a lot of travel plans this December to...
The Works in...
Notes on Progress: Representation and human history
Do shrunken heads belong in a museum?
over a year ago
Do shrunken heads belong in a museum?
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...
brr
South Pole Water Infrastructure
Fresh water from snow, at 70 below!
6 months ago
Fresh water from snow, at 70 below!
Asterisk
When RAND Made Magic in Santa Monica
RAND’s halcyon days lasted two decades, during which the corporation produced some of the most...
6 months ago
RAND’s halcyon days lasted two decades, during which the corporation produced some of the most influential developments in science and American foreign policy. So how did it become just another think tank?
Quanta Magazine
How the Higgs Field (Actually) Gives Mass to Elementary Particles
In this article adapted from his new book, "Waves in an Impossible Sea," physicist Matt Strassler...
3 months ago
In this article adapted from his new book, "Waves in an Impossible Sea," physicist Matt Strassler explains that the origin of mass in the universe has a lot to do with music.
The post How the Higgs Field (Actually) Gives Mass to Elementary Particles first appeared on...
Out-of-Pocket Blog
My investing theses | Out-Of-Pocket
Hit up ya boi
a year ago
Quanta Magazine
How Do Merging Supermassive Black Holes Pass the Final Parsec?
The giant holes in galaxies’ centers shouldn’t be able to merge, yet merge they do. Scientists...
2 months ago
The giant holes in galaxies’ centers shouldn’t be able to merge, yet merge they do. Scientists suggest that an unusual form of dark matter may be the solution.
The post How Do Merging Supermassive Black Holes Pass the Final Parsec? first appeared on Quanta Magazine
Chris Grossack's...
Estimating a Difference of Products
Wow, it’s been a long time! Both since my last blog post, and since my last
quick analysis trick....
a year ago
Wow, it’s been a long time! Both since my last blog post, and since my last
quick analysis trick. But I’ve been itching to
write more blog posts lately, and I thought that something quick and easy like
this would be a good way to get back into it without the kind of effort...
NeuroLogica Blog
A Greener Li-Ion Battery
It is increasingly obvious that battery technology is one of the keys to transitioning our...
6 months ago
It is increasingly obvious that battery technology is one of the keys to transitioning our civilization away from burning fossil fuels. Batteries facilitate the use of cheap, green, but intermittent energy sources. They also allow for the electrification of technology sectors...
Quanta Magazine
A New Kind of Symmetry Shakes Up Physics
So-called “higher symmetries” are illuminating everything from particle decays to the behavior of...
a year ago
So-called “higher symmetries” are illuminating everything from particle decays to the behavior of complex quantum systems.
The post A New Kind of Symmetry Shakes Up Physics first appeared on Quanta Magazine
NeuroLogica Blog
Subjective Neurological Experience
On the SGU we recently talked about aphantasia, the condition in which some people have a decreased...
3 months ago
On the SGU we recently talked about aphantasia, the condition in which some people have a decreased or entirely absent ability to imagine things. The term was coined recently, in 2015, by neurologist Adam Zeman, who described the condition of “congenital aphantasia,” that he...
symmetry magazine
What the Higgs boson tells us about the universe
The Higgs boson is the only fundamental particle known to be scalar, meaning it has no quantum spin....
a year ago
The Higgs boson is the only fundamental particle known to be scalar, meaning it has no quantum spin. This fact answers questions about our universe, but it also raises new ones.
When it was first discovered in 2012, the Higgs boson captured the popular...
Quanta Magazine
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
Quanta Magazine
What Makes Life Tick? Mitochondria May Keep Time for Cells
Every species develops at its own unique tempo, leaving scientist to wonder what governed their...
a year ago
Every species develops at its own unique tempo, leaving scientist to wonder what governed their timing. A suite of new findings suggests that cells use basic metabolic processes as clocks.
The post What Makes Life Tick? Mitochondria May Keep Time for Cells first...
NeuroLogica Blog
The Speed of Gravity
I recently received an e-mail question from an SGU listener about the speed of gravity. They were...
a year ago
I recently received an e-mail question from an SGU listener about the speed of gravity. They were questioning a statement they heard by Neil DeGrasse Tyson that if the sun were magically plucked from existence, the Earth would not feel the effects for 8 minutes and 20 seconds –...
Blog - Practical...
How Engineers Straightened the Leaning Tower of Pisa
[Note that this article is a transcript of the video embedded above.]
Long ago, maybe upwards of 1-2...
a year ago
[Note that this article is a transcript of the video embedded above.]
Long ago, maybe upwards of 1-2 million years ago, a river in the central part of what’s now Italy, emptied into what’s now the Ligurian Sea. It still does, by the way, but it did back then too. As the sea rose...
Many Worlds
Getting To Know Rogue Planets
In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large...
a year ago
In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large and small orbiting around it. This is hardly surprising since planets are pretty much exclusively illustrated in solar systems and, until the onset of the 21st century, no other...
NeuroLogica Blog
Making Fuel from Sunshine
When it comes to big problems it’s generally a good idea to remember some basic principles. One is...
a year ago
When it comes to big problems it’s generally a good idea to remember some basic principles. One is that there is no free lunch. This is a cliche because it’s true. Another way to put this is – there are no solutions, only trade offs. Sometimes there is a genuine advance that does...
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...
Quanta Magazine
‘Magical’ Error Correction Scheme Proved Inherently Inefficient
Locally correctable codes need barely any information to fix errors, but they’re extremely long. Now...
11 months ago
Locally correctable codes need barely any information to fix errors, but they’re extremely long. Now we know that the simplest versions can’t get any shorter.
The post ‘Magical’ Error Correction Scheme Proved Inherently Inefficient first appeared on Quanta Magazine
Andrew Fraknoi –...
Good Meteor Shower This Week
Wednesday evening and Thursday morning (Dec. 13-14) is the peak time for one of the best meteor...
a year ago
Wednesday evening and Thursday morning (Dec. 13-14) is the peak time for one of the best meteor showers of the year – the Geminids.
The post Good Meteor Shower This Week appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
The Works in...
Issue 16: I dream of genes
Plus: how humans are outdoing nature's shiniest creations; the history of measuring price rises; and...
3 months ago
Plus: how humans are outdoing nature's shiniest creations; the history of measuring price rises; and how America's favourite type of coffee got really, really good.
NeuroLogica Blog
The Role of Plausibility in Science
I have been writing blog posts and engaging in science communication long enough that I have a...
a year ago
I have been writing blog posts and engaging in science communication long enough that I have a pretty good sense how much engagement I am going to get from a particular topic. Some topics are simply more divisive than others (although there is an unpredictable element from social...
Beautiful Public...
14,000 Photos of Army Uniforms and Rations from the 70s and 80s
An incredible archive of 14,000 photos of Army uniforms, military gear and rations from the 70s and...
a month ago
An incredible archive of 14,000 photos of Army uniforms, military gear and rations from the 70s and 80s.
Probably...
Where’s My Train?
Yesterday I presented a webinar for PyMC Labs where I solved one of the exercises from Think Bayes,...
5 months ago
Yesterday I presented a webinar for PyMC Labs where I solved one of the exercises from Think Bayes, called “The Red Line Problem”. Here’s the scenario: The Red Line is a subway that connects Cambridge and Boston, Massachusetts. When I was working in Cambridge I took the Red Line...
Probably...
Think Python Goes to Production
Think Python has moved into production, on schedule for the official publication date in July — but...
9 months ago
Think Python has moved into production, on schedule for the official publication date in July — but maybe earlier if things go well. To celebrate, I have posted the next batch of chapters on the new site, up through Chapter 12, which is about Markov text analysis and generation,...
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...
brr
Last Flight Out
Good-byes, and the beginning of winter isolation.
a year ago
Good-byes, and the beginning of winter isolation.
Beautiful Public...
Mapping the Sea Floor
USGS research vessels equipped with cameras, sonar and scanners created a map of 125 square miles of...
a year ago
USGS research vessels equipped with cameras, sonar and scanners created a map of 125 square miles of the sea floor off Cape Ann, MA.
Quanta Magazine
Unfolding the Mysteries of Polygonal Billiards
The surprisingly subtle geometry of a familiar game shows how quickly math gets complicated. ...
10 months ago
The surprisingly subtle geometry of a familiar game shows how quickly math gets complicated.
The post Unfolding the Mysteries of Polygonal Billiards first appeared on Quanta Magazine
Uncharted...
The Players of the Syrian Chessboard
What will Israel, Russia, Turkey, the Kurds, Europe, and Lebanon do?
a week ago
What will Israel, Russia, Turkey, the Kurds, Europe, and Lebanon do?
Blog - Practical...
How Do You Steer a Drill Below The Earth?
[Note that this article is a transcript of the video embedded above.]
In December 2019, the City of...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In December 2019, the City of Fort Lauderdale, Florida experienced a series of catastrophic ruptures in a critical wastewater transmission line, releasing raw sewage into local waterways and neighborhoods....
Quantum Frontiers
A (quantum) complex legacy
Early in the fourth year of my PhD, I received a most John-ish email from John Preskill, my PhD...
a year ago
Early in the fourth year of my PhD, I received a most John-ish email from John Preskill, my PhD advisor. The title read, “thermodynamics of complexity,” and the message was concise the way that the Amazon River is damp: “Might … Continue reading →
The Works in...
Heat waves
Why a hotter world might be a more dangerous, violent, and less productive one
5 months ago
Why a hotter world might be a more dangerous, violent, and less productive one
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...
NeuroLogica Blog
Meteostat-12 Meets Flat Earthers
I know this wasn’t the purpose of sending up a €4.3bn satellite into geostationary orbit, but...
a year ago
I know this wasn’t the purpose of sending up a €4.3bn satellite into geostationary orbit, but tweaking flat earthers is a fun side effect. European countries have collaborated on this project, having weather satellites in orbit since 1977. The latest iteration is Meteostat-12,...
IEEE Spectrum
The Unlikely Inventor of the Automatic Rice Cooker
How the automatic rice cooker was invented
It isn’t often that housewives get credit in the annals...
a month ago
How the automatic rice cooker was invented
It isn’t often that housewives get credit in the annals of invention, but in the story of the automatic rice cooker, a woman takes center stage. That happened only after the first attempts at electrifying rice cooking, starting in the...
Drew Ex Machina
NASA’s Viking Mission & The Search for Life on Mars: The Experiments
For young space enthusiasts like myself growing up in the 1970s, NASA’s Viking mission to Mars was...
over a year ago
For young space enthusiasts like myself growing up in the 1970s, NASA’s Viking mission to Mars was one of the more exciting and memorable. The Viking […]
nanoscale views
Large magnetic fields as a scientific tool
When I was at Berkeley at the beginning of the week to give a seminar, I was fortunate enough to...
10 months ago
When I was at Berkeley at the beginning of the week to give a seminar, I was fortunate enough to overlap with their departmental physics colloquium by Greg Boebinger, an accomplished scientist who is also an extremely engaging and funny speaker. Since 2004 he has been the...
Cremieux Recueil
The Worst Argument Against Ozempic
Unfortunately, being skinny might require effort
3 months ago
Unfortunately, being skinny might require effort
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!
NeuroLogica Blog
The Superconductor Flap of 2023
If you are at all interested in science and technology news, you have probably heard that a team...
a year ago
If you are at all interested in science and technology news, you have probably heard that a team from South Korea claims to have developed a material that is a superconductor at room temperature and ambient pressure. Interestingly, if you are someone who does not follow such...
NeuroLogica Blog
Pentagon Report – No UFOs
In response to a recent surge in interest in alien phenomena and claims that the US government is...
9 months ago
In response to a recent surge in interest in alien phenomena and claims that the US government is hiding what it knows about extraterrestrials, the Pentagon established a committee to investigate the question – the All-Domain Anomaly Resolution Office (AARO). They have recently...
NeuroLogica Blog
Using CRISPR To Treat HIV
CRISPR has been big scientific news since it was introduced in 2012. The science actually goes back...
9 months ago
CRISPR has been big scientific news since it was introduced in 2012. The science actually goes back to 1987, but the CRISPR/Cas9 system was patented in 2012, and the developers won the Noble Prize in Chemistry in 2020. The system gives researchers the ability to quickly and...
Quanta Magazine
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
Quanta Magazine
Why Is It So Hard to Define a Species?
The idea of a species is fundamental to the way that many people understand the structure of life on...
a month ago
The idea of a species is fundamental to the way that many people understand the structure of life on Earth. But ask 10 specialists how they define the concept and you might get 10 answers. In this episode, co-host Janna Levin speaks with evolutionary biologist Kevin de Queiroz...
Uncharted...
Desalination: a Future of Infinite Water
Desalination is finally cheap, and it’s only getting cheaper. Will this usher a world of plentiful...
a month ago
Desalination is finally cheap, and it’s only getting cheaper. Will this usher a world of plentiful water everywhere? Will we be able to build in the Sahara?
symmetry magazine
Will AI make MC the MVP of particle physics?
Particle physicists are building innovative machine-learning algorithms to enhance Monte Carlo...
a year ago
Particle physicists are building innovative machine-learning algorithms to enhance Monte Carlo simulations with the power of AI.
nanoscale views
Fiber optics + a different approach to fab
Two very brief items of interest:
This article is a nice popular discussion of the history of...
3 months ago
Two very brief items of interest:
This article is a nice popular discussion of the history of fiber optics and the remarkable progress it's made for telecommunications. If you're interested in a more expansive but very accessible take on this, I highly recommend City of...
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 […]
Quanta Magazine
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...
Quanta Magazine
Selfish, Virus-Like DNA Can Carry Genes Between Species
Genetic elements called Mavericks that have some viral features could be responsible for the...
a year ago
Genetic elements called Mavericks that have some viral features could be responsible for the large-scale smuggling of DNA between species.
The post Selfish, Virus-Like DNA Can Carry Genes Between Species first appeared on Quanta Magazine
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...
Asterisk
Through the Looking Glass, and What Zheludev et al. (2024) Found There
Every time microbiologists develop a new way of looking, they find that there’s more to see than...
5 months ago
Every time microbiologists develop a new way of looking, they find that there’s more to see than they expected.
Out-of-Pocket Blog
2024 Healthcare Predictions, Out-Of-Pocket Style | Out-Of-Pocket
I'm not a fortune teller, I'm a fortune, teller
a year ago
I'm not a fortune teller, I'm a fortune, teller
IEEE Spectrum
The Invention That Let Fiber Optics Span the Globe
Plenty of big stories from the year 1985 had their moment in the sun and are now all but forgotten:...
a year ago
Plenty of big stories from the year 1985 had their moment in the sun and are now all but forgotten: New Coke, “We Are the World,” the rise of desktop publishing. But one at-the-time obscure invention from that year has long eclipsed the frothy headlines of its time, because it...
Out-of-Pocket Blog
Sleep health is getting interesting | Out-Of-Pocket
The consumer and clinical worlds of sleep are colliding
a month ago
The consumer and clinical worlds of sleep are colliding
Out-of-Pocket Blog
Weird issues in value-based care | Out-Of-Pocket
Thoughts on value-based care from people actually building in it
2 months ago
Thoughts on value-based care from people actually building in it
NeuroLogica Blog
Latest Starship Launch
SpaceX has conducted their most successful test launch of a Starship system to date. The system they...
2 months ago
SpaceX has conducted their most successful test launch of a Starship system to date. The system they tested has three basic components – the Super Heavy first stage rocket booster, the Starship second stage (which is the actual space ship that will go places), and the...
Blog - Practical...
HEAVY CONSTRUCTION of a Sewage Pump Station - Ep 2
This is the second episode of a five-part pilot series to gauge your interest in "How It's...
a year ago
This is the second 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.
Explorations of an...
A Month In Northern Peru, Part 4: Hits And Misses With Rare Endemics (February 5 and 6, 2024)
February 5, 2024
Today's plan was to complete the drive to Cajamarca, stop for Unicolored Tapaculos...
9 months ago
February 5, 2024
Today's plan was to complete the drive to Cajamarca, stop for Unicolored Tapaculos on the way, and then spend the rest of the day at a particular river valley where the Gray-bellied Comet is regularly seen. Therefore, since we did not have any early morning...
Quanta Magazine
‘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
brr
Mud Murdo
The beautiful ambiance of a McMurdo summer.
over a year ago
The beautiful ambiance of a McMurdo summer.
Quanta Magazine
Avi Wigderson, Complexity Theory Pioneer, Wins Turing Award
The prolific researcher found deep connections between randomness and computation and spent a career...
8 months ago
The prolific researcher found deep connections between randomness and computation and spent a career influencing cryptographers, complexity researchers and more.
The post Avi Wigderson, Complexity Theory Pioneer, Wins Turing Award first appeared on Quanta Magazine
nanoscale views
Items of interest
A couple of interesting papers that I came across this week:
There is long been an interest in...
4 months ago
A couple of interesting papers that I came across this week:
There is long been an interest in purely electronic cooling techniques (no moving parts!) that would work at cryogenic temperatures. You're familiar with ordinary evaporative cooling - that's what helps cool down...
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...
Probably...
Destructive Testing
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
7 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. sample_size Sample Size Selection¶ Here’s a question from the Reddit statistics forum. Hi Redditors, I am a civil engineer trying...
ToughSF
Fusion without Fissiles: Superbombs and Wilderness Orion
Fusion technology today relies on expensive, building-sized equipment for ignition, or the help of...
over a year ago
Fusion technology today relies on expensive, building-sized equipment for ignition, or the help of an already powerful fission detonation. What if we could do away with both?
Fusion power without the need for fissiles, but also small enough to be launched into space. It is...
symmetry magazine
Spacetime: All the universe’s a stage
In the 1900s, Albert Einstein unified the concepts of space and time, giving us a useful new way to...
a year ago
In the 1900s, Albert Einstein unified the concepts of space and time, giving us a useful new way to picture the universe.
Quanta Magazine
Mathematicians Discover New Shapes to Solve Decades-Old Geometry Problem
Mathematicians have long wondered how “shapes of constant width” behave in higher dimensions. A...
3 months ago
Mathematicians have long wondered how “shapes of constant width” behave in higher dimensions. A surprisingly simple construction has given them an answer.
The post Mathematicians Discover New Shapes to Solve Decades-Old Geometry Problem first appeared on Quanta...
Many Worlds
Webb Telescope Finds No Signs of a Thick Atmosphere Around a Second TRAPPIST-1 Planet
Among the most eagerly awaited results from the early observations of the James Webb Space Telescope...
a year ago
Among the most eagerly awaited results from the early observations of the James Webb Space Telescope (JWST) is whether or not the seven rocky planets of the TRAPPIST-1 system have atmospheres. The TRAPPIST-1 planets are close to us (40 light-years away), are all solid rather than...
Out-of-Pocket Blog
Answers: How Much Info Should A Patient Get? | Out-Of-Pocket
do we need our physicians to be interpreters?
a year ago
do we need our physicians to be interpreters?
Asterisk
Between the Lines: A History of the Most Important Concept in Global Poverty
The global poverty line helps determine how billions of dollars in aid are allocated. But where did...
a year ago
The global poverty line helps determine how billions of dollars in aid are allocated. But where did the idea of measuring poverty come from — and how might it be holding us back?
ToughSF
Riding Sunbeams with Solar Sails
Reset your expectations of solar sails. They are a fast and free way to travel to any point in the...
a year ago
Reset your expectations of solar sails. They are a fast and free way to travel to any point in the Solar System, as many times as you want, any time of the year.
Solar sails can carry passengers and they have a nearly unlimited number of uses. You just have to... think...
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...
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