Math Is Still...
Computer Scientists Combine Two ‘Beautiful’ Proof Methods
Three researchers have figured out how to craft a proof that spreads out information while keeping...
2 months ago
Three researchers have figured out how to craft a proof that spreads out information while keeping it perfectly secret.
The post Computer Scientists Combine Two ‘Beautiful’ Proof Methods first appeared on Quanta Magazine
nanoscale views
Science and how it will be practiced in the future
I just registered for an event that celebrates the 35th anniversary of a particular science and...
a year ago
I just registered for an event that celebrates the 35th anniversary of a particular science and engineering program, and one question they posed was, to paraphrase, "Science has changed a lot in the last 35 years. Please make three predictions about science in the next 35...
NeuroLogica Blog
Gene Editing Chickens to Resist Bird Flu
There are 33 billion chickens in the world, mostly domestic species raised for egg-laying or meat....
a year ago
There are 33 billion chickens in the world, mostly domestic species raised for egg-laying or meat. They are a high efficiency source of high quality protein. It’s the kind of thing we need to do if we want to feed 8 billion people. Similarly we have planted 4.62 billion acres of...
Blog - Practical...
When Infrastructure Gets Hacked
[Note that this article is a transcript of the video embedded above.]
This is a water tower, or as...
3 months ago
[Note that this article is a transcript of the video embedded above.]
This is a water tower, or as the pros would say, an elevated storage tank. Pretty common here in the US, especially in flatter areas where there’s no nearby hillside to build a ground-level tank. I have a whole...
Math Is Still...
What Is Machine Learning?
Neural networks and other forms of machine learning ultimately learn by trial and error, one...
5 months ago
Neural networks and other forms of machine learning ultimately learn by trial and error, one improvement at a time.
The post What Is Machine Learning? first appeared on Quanta Magazine
Math Is Still...
Strangely Curved Shapes Break 50-Year-Old Geometry Conjecture
Mathematicians have disproved a major conjecture about the relationship between curvature and shape....
7 months ago
Mathematicians have disproved a major conjecture about the relationship between curvature and shape.
The post Strangely Curved Shapes Break 50-Year-Old Geometry Conjecture first appeared on Quanta Magazine
NeuroLogica Blog
Fossil Fuels – Reduce Demand or Supply?
This is a bit of a false choice – we can do both, or neither – but it is an important question and a...
a year ago
This is a bit of a false choice – we can do both, or neither – but it is an important question and a somewhat of a dilemma. Is the optimal path to reductions and eventual elimination of fossil fuel burning through reduced demand or supply? There are some interesting tradeoffs...
NeuroLogica Blog
How Humans Can Adapt to Space
My recent article on settling Mars has generated a lot of discussion, some of it around the basic...
11 months ago
My recent article on settling Mars has generated a lot of discussion, some of it around the basic concept of how difficult it is for humans to live anywhere but a thin envelope of air hugging the surface of the Earth. This is undoubtedly true, as I have discussed before – we...
Math Is Still...
Game Theory Can Make AI More Correct and Efficient
Researchers are drawing on ideas from game theory to improve large language models and make them...
7 months ago
Researchers are drawing on ideas from game theory to improve large language models and make them more consistent.
The post Game Theory Can Make AI More Correct and Efficient first appeared on Quanta Magazine
Drew Ex Machina
Top Ten Posts of 2022
Now that we are at the end of 2022, it is time to look back at this year’s material published on...
a year ago
Now that we are at the end of 2022, it is time to look back at this year’s material published on Drew Ex Machina and see […]
The Works in...
Rust never sleeps
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
Out-of-Pocket Blog
Some cool AI healthcare projects | Out-Of-Pocket
What was built at the OOP hackathon?
4 months ago
What was built at the OOP hackathon?
Chris Grossack's...
Internal Group Actions as Enriched Functors
Earlier today this month on the Category Theory Zulip, Bernd Losert asked an
extremely natural...
10 months ago
Earlier today this month on the Category Theory Zulip, Bernd Losert asked an
extremely natural question about how we might study topological group
actions via the functorial approach beloved by category theorists.
The usual story is to treat a group $G$ as a one-object...
Out-of-Pocket Blog
The New Price Transparency Laws And Turquoise Health | Out-Of-Pocket
Are we actually moving to a healthcare shopping experience?
9 months ago
Are we actually moving to a healthcare shopping experience?
IEEE Spectrum
Ethernet is Still Going Strong After 50 Years
The Xerox Palo Alto Research Center in California has spawned many pioneering computer technologies...
a year ago
The Xerox Palo Alto Research Center in California has spawned many pioneering computer technologies including the Alto—the first personal computer to use a graphical user interface—and the first laser printer.
The PARC facility also is known for the invention of Ethernet, a...
NeuroLogica Blog
Big Ring Challenges Cosmological Principle
University of Central Lancashire (UCLan) PhD student Alexia Lopez, who two years ago discovered a...
11 months ago
University of Central Lancashire (UCLan) PhD student Alexia Lopez, who two years ago discovered a giant arc of galaxy clusters in the distant universe, has now discovered a Big Ring. This (if real) is one of the largest structures in the observable universe at 1.3 billion light...
Out-of-Pocket Blog
Things I’m watching in healthcare 2023 | Out-Of-Pocket
it's been a weird year
9 months ago
NeuroLogica Blog
What Happened to the Atmosphere on Mars
Of every world known to humans outside the Earth, Mars is likely the most habitable. We have not...
2 months ago
Of every world known to humans outside the Earth, Mars is likely the most habitable. We have not found any genuinely Earth-like exoplanets. They are almost sure to exist, but we just haven’t found any yet. The closest so far is Kepler 452-b, which is a super Earth, specifically...
NeuroLogica Blog
New Theory Unites Gravity and Quantum Mechanics
One of the greatest mysteries of modern science is how to unite the two overarching theories of...
a year ago
One of the greatest mysteries of modern science is how to unite the two overarching theories of physics – quantum mechanics and general relativity. If physicists could somehow unite these two theories, which currently do not play well together, then we might get to a deeper “one...
Quantum Frontiers
The rain in Portugal
My husband taught me how to pronounce the name of the city where I’d be presenting a talk late last...
10 months ago
My husband taught me how to pronounce the name of the city where I’d be presenting a talk late last July: Aveiro, Portugal. Having studied Spanish, I pronounced the name as Ah-VEH-roh, with a v partway to a hard b. … Continue reading →
The Works in...
How Poor Maintenance Loses Wars - 2022, Ukraine Maintains
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
Math Is Still...
Astronomers Dig Up the Stars That Birthed the Milky Way
There once was a cosmic seed that sprouted the Milky Way galaxy. Astronomers have discovered its...
a year ago
There once was a cosmic seed that sprouted the Milky Way galaxy. Astronomers have discovered its last surviving remnants.
The post Astronomers Dig Up the Stars That Birthed the Milky Way first appeared on Quanta Magazine
NeuroLogica Blog
Havana Syndrome Revisited
Last month I wrote about Havana Syndrome, the claim that a number of American and Canadian diplomats...
7 months ago
Last month I wrote about Havana Syndrome, the claim that a number of American and Canadian diplomats and military personnel were the targets of some sort of directed energy weapon attack causing symptoms of headache, disorientation, nausea, and sometimes associated with an...
Asterisk
All Aboard the Bureaucracy Train
The United States has the most expensive transportation infrastructure in the world. That’s because...
10 months ago
The United States has the most expensive transportation infrastructure in the world. That’s because we refuse to learn from experts, other countries, and our own history.
NeuroLogica Blog
Another UFO Whistleblower
How seriously should we take the claims of David Grusch? He is an airforce veteran and former member...
a year ago
How seriously should we take the claims of David Grusch? He is an airforce veteran and former member of the UAP (unidentified aerial phenomena) task force, which is enough to at least hear him out. He gave an exclusive interview to journalist Ross Coulthart from NewsNation, part...
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
New Asteroid Probably Won’t Hit Earth
NASA recently discovered a 50 meter wide asteroid whose orbit will come close to Earth. They...
a year ago
NASA recently discovered a 50 meter wide asteroid whose orbit will come close to Earth. They estimate a close approach in 2046, which will likely bring the asteroid within 1.1 million miles of the Earth, about four times the distance of the moon. However, there is always...
Math Is Still...
Extra-Long Blasts Challenge Our Theories of Cosmic Cataclysms
Astronomers thought they had solved the mystery of gamma-ray bursts. A few recent events suggest...
a year ago
Astronomers thought they had solved the mystery of gamma-ray bursts. A few recent events suggest otherwise.
The post Extra-Long Blasts Challenge Our Theories of Cosmic Cataclysms first appeared on Quanta Magazine
Math Is Still...
How Pools of Genetic Diversity Affect a Species’ Fate
A new, deeper understanding of how the breeding structure of species affects their genetic diversity...
a year ago
A new, deeper understanding of how the breeding structure of species affects their genetic diversity is giving conservationists better tools for saving animals.
The post How Pools of Genetic Diversity Affect a Species’ Fate first appeared on Quanta Magazine
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...
Confessions of a...
Marine science, the environment, and the 2013 Australian election
I’ve been a bit reluctant to write about the upcoming election in this blog; after all the point of...
over a year ago
I’ve been a bit reluctant to write about the upcoming election in this blog; after all the point of this blog has never been about anything political! However, for better or worse the state of our environment (including our oceans) are inextricably linked to politics, so here...
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...
NeuroLogica Blog
Rats!
What killed off the dodo? Humans first arrived at Mauritius island in the late 1500s. They found on...
6 months ago
What killed off the dodo? Humans first arrived at Mauritius island in the late 1500s. They found on this island fat flightless birds who nested on the ground and were a convenient way to restock their ship’s food supply. Within 80 years the dodo went extinct. But hunting was not...
NeuroLogica Blog
Mach Effect Thrusters Fail
When thinking about potential future technology, one way to divide possible future tech is into...
9 months ago
When thinking about potential future technology, one way to divide possible future tech is into probable and speculative. Probable future technology involves extrapolating existing technology into the future, such as imaging what advanced computers might be like. This category...
nanoscale views
APS March Meeting 2023, Day 3
There is vigorous discussion taking place on the Day 2 link regarding the highly controversial claim...
a year ago
There is vigorous discussion taking place on the Day 2 link regarding the highly controversial claim of room temperature superconductivity.
Highlights from Wednesday are a hodgepodge because of my meanderings:
The session about quantum computing hardware was well attended,...
Out-of-Pocket Blog
How much is “too much” when it comes to overpromising as a startup? | Out-Of-Pocket
navigating the gray area
a year ago
Out-of-Pocket Blog
Transforming Healthcare Data with Tuva Health | Out-Of-Pocket
The nitty, gritty, and shitty of working with health data
a year ago
The nitty, gritty, and shitty of working with health data
Wanderingspace
Phobos over mount Sharp
Taken by the Curiosity rover. This is one of Mars tiny moons as seen from the ground. Impressive as...
over a year ago
Taken by the Curiosity rover. This is one of Mars tiny moons as seen from the ground. Impressive as it is only 14 long and you can actually see its shape from the surface. See Phobos below for reference.
The Roots of...
What I’ve been reading, October 2023
A ~monthly feature. Last month was busy for me with a lot of travel and a lot of focus on The Roots...
a year ago
A ~monthly feature. Last month was busy for me with a lot of travel and a lot of focus on The Roots of Progress as a nonprofit organization, so I haven’t had as much time as I prefer for research and writing. Recent blog posts and news stories are generally omitted; you can find...
symmetry magazine
How to put together an international physics experiment
To build the DUNE neutrino experiment and its associated accelerator upgrade, experts invent...
a year ago
To build the DUNE neutrino experiment and its associated accelerator upgrade, experts invent customized ways to transport fragile, expensive and highly specialized components.
On a late-September day, in the high-bay building of Daresbury Laboratory in the...
Math Is Still...
How Public Key Cryptography Really Works, Using Only Simple Math
The security system that underlies the internet makes use of a curious fact: You can broadcast part...
a month ago
The security system that underlies the internet makes use of a curious fact: You can broadcast part of your encryption to make your information much more secure.
The post How Public Key Cryptography Really Works, Using Only Simple Math first appeared on Quanta...
Asterisk
Artificial Wombs When?
What to expect when you’re expecting in 2050.
5 months ago
What to expect when you’re expecting in 2050.
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...
Out-of-Pocket Blog
Thinking beyond value-based care | Out-Of-Pocket
Maybe there’s more to life than shared savings
2 months ago
Maybe there’s more to life than shared savings
NeuroLogica Blog
Climate Sensitivity and Confirmation Bias
I love to follow kerfuffles between different experts and deep thinkers. It’s great for revealing...
9 months ago
I love to follow kerfuffles between different experts and deep thinkers. It’s great for revealing the subtleties of logic, science, and evidence. Recently there has been an interesting online exchange between a physicists science communicator (Sabine Hossenfelder) and some...
brr
Frost
Everyday objects, but cold.
a year ago
Everyday objects, but cold.
nanoscale views
Faculty positions at Rice, + annual Nobel speculation
Trying to spread the word:
The Department of Physics and Astronomy at Rice University in Houston,...
a year ago
Trying to spread the word:
The Department of Physics and Astronomy at Rice University in Houston, Texas invites applications for two tenure-track faculty positions, one experimental and one theoretical, in the area of quantum science using atomic, molecular, or optical methods....
Blog - Practical...
How Different Spillway Gates Work
[Note that this article is a transcript of the video embedded above.]
In the heart of Minneapolis,...
a year ago
[Note that this article is a transcript of the video embedded above.]
In the heart of Minneapolis, Minnesota on the Mississippi River is the picturesque Upper Saint Anthony Falls Lock and Dam, which originally made it possible to travel upstream on the river past the falls...
wadertales
How successful are headstarted waders
We know that headstarting (hatching eggs in captivity and rearing chicks through to fledging) can...
2 months ago
We know that headstarting (hatching eggs in captivity and rearing chicks through to fledging) can boost the number of young waders in a population. However, the sustainability of this intervention is dependent upon several factors that apply after the point of release. A paper in...
Out-of-Pocket Blog
OOP Slack final reminder | Out-Of-Pocket
it's the final countdownnnnn
9 months ago
it's the final countdownnnnn
Math Is Still...
Physicists Pinpoint the Quantum Origin of the Greenhouse Effect
Carbon dioxide’s powerful heat-trapping effect has been traced to a quirk of its quantum structure....
4 months ago
Carbon dioxide’s powerful heat-trapping effect has been traced to a quirk of its quantum structure. The finding may explain climate change better than any computer model.
The post Physicists Pinpoint the Quantum Origin of the Greenhouse Effect first appeared on Quanta...
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...
Math Is Still...
A Mutation Turned Ants Into Parasites in One Generation
A new genetics study of ant “social parasites” shows how complex sets of features can emerge rapidly...
a year ago
A new genetics study of ant “social parasites” shows how complex sets of features can emerge rapidly and potentially split species.
The post A Mutation Turned Ants Into Parasites in One Generation first appeared on Quanta Magazine
Quantum Frontiers
A (quantum) complex legacy: Part deux
I didn’t fancy the research suggestion emailed by my PhD advisor. A 2016 email from John Preskill...
a year ago
I didn’t fancy the research suggestion emailed by my PhD advisor. A 2016 email from John Preskill led to my publishing a paper about quantum complexity in 2022, as I explained in last month’s blog post. But I didn’t explain … Continue reading →
NeuroLogica Blog
Are Electric Vehicles Worth It
One of the key components of the plan to get our civilization to net zero by 2050 is to transform...
a year ago
One of the key components of the plan to get our civilization to net zero by 2050 is to transform the motor vehicle fleet into all electric vehicles (EVs). This is a worthy goal, as it would eliminate burning gasoline for transportation. In fact it’s necessary if we want to get...
Probably...
Smoking Causes Cancer
In the preface of Probably Overthinking It, I wrote: Sometimes interpreting data is easy. For...
a year ago
In the preface of Probably Overthinking It, I wrote: Sometimes interpreting data is easy. For example, one of the reasons we know that smoking causes lung cancer is that when only 20% of the population smoked, 80% of people with lung cancer were smokers. If you are a doctor who...
The Roots of...
The epistemic virtue of scope matching
Something a little bit different today. I’ll tie it in to progress, I promise.
I keep noticing a...
a year ago
Something a little bit different today. I’ll tie it in to progress, I promise.
I keep noticing a particular epistemic pitfall (not exactly a “fallacy”), and a corresponding epistemic virtue that avoids it. I want to call this out and give it a name.
The virtue is: identifying the...
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?
IEEE Spectrum
James Wimshurst’s Electrostatic Immortality
James Wimshurst did not invent the machine that bears his name. But thanks to his many refinements...
a year ago
James Wimshurst did not invent the machine that bears his name. But thanks to his many refinements to a distinctive type of electrostatic generator, we now have the Wimshurst influence machine.
What does a Wimshurst machine do?
Influence machines date back to the 18th century....
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......
Math Is Still...
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
Blog - Practical...
HEAVY CONSTRUCTION of a Sewage Pump Station - Ep 1
Check out our new series! This is the first episode of a five-part pilot series to gauge your...
a year ago
Check out our new series! This is the first episode of a five-part pilot series to gauge your interest in "How It's Made"-esque heavy construction videos. Drop a comment or send me an email to let me know what you think! Watch on YouTube above or ad-free on Nebula here.
Math Is Still...
Can Space-Time Be Saved?
Curious connections between physics and math suggest to Latham Boyle that space-time may survive the...
2 months ago
Curious connections between physics and math suggest to Latham Boyle that space-time may survive the jump to the next theory of reality.
The post Can Space-Time Be Saved? first appeared on Quanta Magazine
NeuroLogica Blog
Roleplaying Games May Help Autistic People
Gotta love the title of this paper: “A critical hit: Dungeons and Dragons as a buff for autistic...
3 months ago
Gotta love the title of this paper: “A critical hit: Dungeons and Dragons as a buff for autistic people“. Dungeons & Dragons (D&D) is a tabletop roleplaying game where a small group of people each play characters adventuring in an imaginary world run by the dungeon master (DM)....
nanoscale views
AI/ML and condensed matter + materials science
Materials define the way we live. That may sound like an exaggeration that I like to spout because...
a year ago
Materials define the way we live. That may sound like an exaggeration that I like to spout because I'm a condensed matter physicist, but it's demonstrably true. Remember, past historians have given us terms like "Stone Age", "Bronze Age", and "Iron Age", and the "Information...
NeuroLogica Blog
How To Prove Prevention Works
Homer: Not a bear in sight. The Bear Patrol must be working like a charm. Lisa: That’s specious...
10 months ago
Homer: Not a bear in sight. The Bear Patrol must be working like a charm. Lisa: That’s specious reasoning, Dad. Homer: Thank you, dear. Lisa: By your logic I could claim that this rock keeps tigers away. Homer: Oh, how does it work? Lisa: It doesn’t work. Homer: Uh-huh. Lisa:...
Apoorva Srinivasan
on edward jenner and creativity
One common question that’s on everyone’s minds as we fiercely scrub our hands, pool our resources,...
over a year ago
One common question that’s on everyone’s minds as we fiercely scrub our hands, pool our resources, conserve our consumption, stock up (but not hoard), invent calculus or write King Lear is: when will this end? Nobody knows what the answer to that question is but we
Drew Ex Machina
First Pictures: Earthrise from Apollo 8 – December 24, 1968
The year 1968 was a tumultuous one in the US with many political and cultural changes punctuated by...
12 months ago
The year 1968 was a tumultuous one in the US with many political and cultural changes punctuated by the assassination of prominent public figures, violent protests […]
nanoscale views
Faculty positions at Rice - follow-up
I had mentioned about 6 weeks ago that my department at Rice is searching in the quantum/AMO space...
a year ago
I had mentioned about 6 weeks ago that my department at Rice is searching in the quantum/AMO space for experiment and theory. Now I want to put the larger context of this out there - Rice has four quantum-related searches going on right now:
Quantum theory (PHYA):...
symmetry magazine
Tending to a giant
In a race against the clock, CERN engineers and technicians pulled together to find and fix a leak...
a year ago
In a race against the clock, CERN engineers and technicians pulled together to find and fix a leak inside the Large Hadron Collider.
Uncharted...
100 Billion Humans
The world can carry them!
a month ago
The world can carry them!
NeuroLogica Blog
Some Thoughts on Aging
If either of the two presumptive nominees for the major political parties in the US are elected in...
5 months ago
If either of the two presumptive nominees for the major political parties in the US are elected in November they will be the oldest person ever to be inaugerated as president. What implications does this have? As a neurologist who sees patients every workday of various ages,...
Bartosz Ciechanowski
Sound
Invisible and relentless, sound is seemingly just there, traveling through our surroundings to carry...
over a year ago
Invisible and relentless, sound is seemingly just there, traveling through our surroundings to carry beautiful music or annoying noises. In this article I’ll explain what sound is, how it’s created and propagated.
Throughout this presentation you will be hearing different sounds,...
NeuroLogica Blog
UK Building More Nuclear
The nuclear debate seems never-ending, which I guess is to be expected. Every large technology has...
a year ago
The nuclear debate seems never-ending, which I guess is to be expected. Every large technology has tradeoffs. But the need to transition our energy infrastructure to carbon neutral has shifted the equation, and it is now arguable that we cannot afford to ignore the option of...
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
The Works in...
Whatever happened to the industrial R&D lab?
From the Works in Progress archives.
a year ago
From the Works in Progress archives.
The Works in...
Issue 15: To change a norm
Plus: bland buildings can't be blamed on labor costs, reasons to be sceptical about prediction...
7 months ago
Plus: bland buildings can't be blamed on labor costs, reasons to be sceptical about prediction markets, and gentrification policies that actually help.
IEEE Spectrum
The Lisa Was Apple’s Best Failure
Happy 40th Birthday to Lisa! The Apple Lisa computer, that is. In celebration of this milestone, the...
a year ago
Happy 40th Birthday to Lisa! The Apple Lisa computer, that is. In celebration of this milestone, the Computer History Museum has received permission from Apple to release the source code to the Lisa, including its system and applications software.
You can access the Lisa source...
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...
Probably...
The Overton Paradox in Three Graphs
Older people are more likely to say they are conservative. And older people believe more...
a year ago
Older people are more likely to say they are conservative. And older people believe more conservative things. But if you group people by decade of birth, most groups get more liberal as they get older. So if people get more liberal, on average, why are they more likely to say...
Out-of-Pocket Blog
23andMe, a healthcare fund idea, and the NHS | Out-Of-Pocket
Some random musings coming from London
2 months ago
Some random musings coming from London
The Works in...
Notes on Progress: Breakfast with g
IQ, lived experience, and my boyfriend’s underpants
over a year ago
IQ, lived experience, and my boyfriend’s underpants
Damn Interesting
Journey to the Invisible Planet
In the late 17th century, natural philosopher Isaac Newton was deeply uneasy with a new scientific...
a year ago
In the late 17th century, natural philosopher Isaac Newton was deeply uneasy with a new scientific theory that was gaining currency in Europe: universal gravitation. In correspondence with a scientific contemporary, Newton complained that it was “an absurdity” to suppose that...
NeuroLogica Blog
Decarbonizing Aviation and Agriculture
When we talk about reducing carbon release in order to slow down and hopefully stop anthropogenic...
2 months ago
When we talk about reducing carbon release in order to slow down and hopefully stop anthropogenic global warming much of the focus is on the energy and transportation sectors. There is a good reason for this – the energy sector is responsible for 25% of greenhouse gas (GHG)...
NeuroLogica Blog
AI Video
Recently OpenAI launched a website showcasing their latest AI application, Sora. This app, based on...
10 months ago
Recently OpenAI launched a website showcasing their latest AI application, Sora. This app, based on prompts similar to what you would use for ChatGPT or the image creation applications, like Midjourney or Dalle-2, creates a one minute photorealistic video without sound. Take a...
Asterisk
How to Prevent the Next Pandemic
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there...
over a year ago
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there are smart ways to prevent it.
Out-of-Pocket Blog
Random Uncontrolled Trials/Tweets | Out-Of-Pocket
I need to deactivate my Twitter smh
a year ago
I need to deactivate my Twitter smh
Stephen Wolfram...
When Exactly Will the Eclipse Happen? A Multimillennium Tale of Computation
Updated and expanded from a post for the eclipse of August 21, 2017. Preparing for April 8, 2024 On...
8 months ago
Updated and expanded from a post for the eclipse of August 21, 2017. Preparing for April 8, 2024 On April 8, 2024, there’s going to be a total eclipse of the Sun visible on a line across the US. But when exactly will the eclipse occur at a given location? Being able to predict...
Beautiful Public...
All of the 8,291 License Plates in America
States now offer a vast menu of personalized plate options for a dizzying array of organizations,...
a year ago
States now offer a vast menu of personalized plate options for a dizzying array of organizations, professions, sports teams, causes and other groups.
NeuroLogica Blog
Is AI Sentient Revisited
On the SGU this week we interviewed Blake Lemoine, the ex-Google employee who believes that Google’s...
a year ago
On the SGU this week we interviewed Blake Lemoine, the ex-Google employee who believes that Google’s LaMDA may be sentient, based on his interactions with it. This was a fascinating discussion, and even though I think we did a pretty deep dive in the time we had, it also felt...
Out-of-Pocket Blog
Thirty Madison and Condition-Specific Care | Out-Of-Pocket
I wanted to use this as an opportunity to talk a little bit about scalable telemedicine + specialist...
a year ago
I wanted to use this as an opportunity to talk a little bit about scalable telemedicine + specialist care.
Wanderingspace
Kind of Cool Image of Io from Juno
Image Courtesy of NASA/JPL-Caltech/SwRI
The brightest spot is a radiation signature, but all the...
over a year ago
Image Courtesy of NASA/JPL-Caltech/SwRI
The brightest spot is a radiation signature, but all the rest are thought to be active volcanos on the Io surface. The moons are not a primary target of the Juno mission, but they do occasionally take a peek to try and monitor such...
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.
NeuroLogica Blog
Tesla Demonstrated its Optimus Robot
At a recent event Tesla showcased the capabilities of its humanoid autonomous robot, Optimus. The...
2 months ago
At a recent event Tesla showcased the capabilities of its humanoid autonomous robot, Optimus. The demonstration has come under some criticism, however, for not being fully transparent about the nature of the demonstration. We interviewed robotics expert, Christian Hubicki, on the...
Math Is Still...
To Defend the Genome, These Cells Destroy Their Own DNA
Under a microscope, cells in a worm embryo deliberately eliminated one-third of their genome — an...
a year ago
Under a microscope, cells in a worm embryo deliberately eliminated one-third of their genome — an uncompromising tactic that may combat harmful genetic parasites.
The post To Defend the Genome, These Cells Destroy Their Own DNA first appeared on Quanta Magazine
Out-of-Pocket Blog
Healthcare Ideas That Look Good But Are Bad | Out-Of-Pocket
clinical trial matching, "find a specialist", and more
8 months ago
clinical trial matching, "find a specialist", and more
Asterisk
Modeling the End of Monkeypox
The journalistic and public health response to the US monkeypox outbreak was noisy and contentious....
over a year ago
The journalistic and public health response to the US monkeypox outbreak was noisy and contentious. What tools do we have for predicting its spread?
Math Is Still...
Inside Scientists’ Life-Saving Prediction of the Iceland Eruption
The Reykjanes Peninsula has entered a new volcanic era. Innovative efforts to map and monitor the...
10 months ago
The Reykjanes Peninsula has entered a new volcanic era. Innovative efforts to map and monitor the subterranean magma are saving lives.
The post Inside Scientists’ Life-Saving Prediction of the Iceland Eruption first appeared on Quanta Magazine
nanoscale views
Very brief end of the year round-up
It's hard to believe that it's already the end of 2023. It's been a busy year for condensed matter;...
11 months ago
It's hard to believe that it's already the end of 2023. It's been a busy year for condensed matter; it's unfortunate that two of the biggest stories (problems with high pressure superconductivity papers; the brief excitement about LK99, the not-actually-a-superconductor) were...
Math Is Still...
In Our Cellular Clocks, She’s Found a Lifetime of Discoveries
For decades, Carrie Partch has led pioneering structural research on the protein clockwork that...
a year ago
For decades, Carrie Partch has led pioneering structural research on the protein clockwork that keeps time for our circadian rhythm. Is time still on her side?
The post In Our Cellular Clocks, She’s Found a Lifetime of Discoveries first appeared on Quanta Magazine
Math Is Still...
Physicists Reveal a Quantum Geometry That Exists Outside of Space and Time
A decade after the discovery of the “amplituhedron,” physicists have excavated more of the timeless...
2 months ago
A decade after the discovery of the “amplituhedron,” physicists have excavated more of the timeless geometry underlying the standard picture of how particles move.
The post Physicists Reveal a Quantum Geometry That Exists Outside of Space and Time first appeared on...
Math Is Still...
A New Approach to Computation Reimagines Artificial Intelligence
By imbuing enormous vectors with semantic meaning, we can get machines to reason more abstractly —...
a year ago
By imbuing enormous vectors with semantic meaning, we can get machines to reason more abstractly — and efficiently — than before.
The post A New Approach to Computation Reimagines Artificial Intelligence first appeared on Quanta Magazine
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...
Math Is Still...
‘Sensational’ Proof Delivers New Insights Into Prime Numbers
The proof creates stricter limits on potential exceptions to the famous Riemann hypothesis. ...
5 months ago
The proof creates stricter limits on potential exceptions to the famous Riemann hypothesis.
The post ‘Sensational’ Proof Delivers New Insights Into Prime Numbers first appeared on Quanta Magazine
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.
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,...
Eukaryote Writes...
I got dysentery so you don’t have to
On turning 30 in a human challenge trial ward.
2 months ago
On turning 30 in a human challenge trial ward.
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...
Cremieux Recueil
The Ottoman Origins of Modernity
Would we have the modern world without Islamic incursion into Southeastern Europe?
3 months ago
Would we have the modern world without Islamic incursion into Southeastern Europe?
Drew Ex Machina
Epsilon Indi’s Super Jovian Exoplanet – Background & New Observations by JWST
On July 24, 2024, an international team of scientists, headed by Dr. Elisabeth Matthews of the Max...
4 months ago
On July 24, 2024, an international team of scientists, headed by Dr. Elisabeth Matthews of the Max Plank Institute for Astronomy, announced that they had used […]
Math Is Still...
New Kind of Magnetism Spotted in an Engineered Material
In an atomically thin stack of semiconductors, a mechanism unseen in any natural substance causes...
11 months ago
In an atomically thin stack of semiconductors, a mechanism unseen in any natural substance causes electrons’ spins to align.
The post New Kind of Magnetism Spotted in an Engineered Material first appeared on Quanta Magazine
Probably...
Combining Risks
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. combine_risk Combining Risks¶ Here’s a question from the Reddit statistics forum. Bit of a weird one but I’m hoping you’re the...
Math Is Still...
The Year in Biology
Biologists used artificial intelligence to make discoveries about molecules and the brain, and...
4 days ago
Biologists used artificial intelligence to make discoveries about molecules and the brain, and overturned long-held assumptions about the immune system and RNA.
The post The Year in Biology first appeared on Quanta Magazine
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...
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...
Marine Madness
Which countries eat the most seafood per person?
The top 10 seafood-consuming nations in the world, plus trends among the world’s richest countries....
over a year ago
The top 10 seafood-consuming nations in the world, plus trends among the world’s richest countries. Seafood is a vital food group and form of income for millions of people around the world. The seafood industry has more than quadrupled in the last 50 years and is estimated to be...
nanoscale views
Strategic planning + departmental reviews
It's been a while since I've written a post about the ways of academia, so I thought it might be...
a year ago
It's been a while since I've written a post about the ways of academia, so I thought it might be time, though it's not exactly glamorous or exciting. There are certain cycles in research universities, and two interrelated ones are the cycle of departmental strategic planning and...
Sean Carroll
Thanksgiving
This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the...
over a year ago
This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory, the error bar, gauge symmetry, Landauer’s Principle, the...
symmetry magazine
IceCube and NANOGrav open new windows onto the universe
New results from a neutrino telescope and a gravitational-wave observatory show how astronomers use...
a year ago
New results from a neutrino telescope and a gravitational-wave observatory show how astronomers use different forms of messengers to study the cosmos.
Out-of-Pocket Blog
More thoughts consumerization in healthcare | Out-Of-Pocket
tales from other countries, industries, and more
3 months ago
tales from other countries, industries, and more
brr
The Beer Can
Connecting old and new.
a year ago
Eukaryote Writes...
[UPDATE to most recent post]
I edited the post “A point of clarification on infohazard terminology” in response to a good point...
over a year ago
I edited the post “A point of clarification on infohazard terminology” in response to a good point of feedback, and changed a terminology proposal. I’m writing a separate update in case the old unedited version is still lodged in your RSS feed. Read the new one instead! It’s the...
NeuroLogica Blog
The Social Media Dilemma
Australia is planning a total ban on social media for children under 16 years old. Prime Minister...
a month ago
Australia is planning a total ban on social media for children under 16 years old. Prime Minister Anthony Albanese argues that it is the only way to protect vulnerable children from the demonstrable harm that social media can do. This has sparked another round of debates about...
nanoscale views
CHIPS and Science - the reality vs the aspiration
I already wrote about this issue here back in August, but I wanted to highlight a policy statement...
2 months ago
I already wrote about this issue here back in August, but I wanted to highlight a policy statement that I wrote with colleagues as part of Rice's Baker Institute's Election 2024: Policy Playbook, which "delivers nonpartisan, expert insights into key issues at stake on the 2024...
Inverted Passion
How to be a messy thinker
I love thinking about thinking. Give me a research paper on rationality, cognitive biases or mental...
7 months ago
I love thinking about thinking. Give me a research paper on rationality, cognitive biases or mental models, and I’ll gobble it up. Given the amount of knowledge I’ve ingested on these topics, I had always assumed that I’m a clear thinker. Recently, though, it hit me like a...
Explorations of an...
The Quest For The Rufous-throated Dipper
The east slope of the Andes is one of my favourite places in the world to explore. As I've mentioned...
a year ago
The east slope of the Andes is one of my favourite places in the world to explore. As I've mentioned before on this blog, this is due to several factors, but prime among them is that this slope receives a high level of rainfall. Turn on the taps, and you turn on the biodiversity....
Math Is Still...
‘Groups’ Underpin Modern Math. Here’s How They Work.
What do the integers have in common with the symmetries of a triangle? In the 19th century,...
3 months ago
What do the integers have in common with the symmetries of a triangle? In the 19th century, mathematicians invented groups as an answer to this question.
The post ‘Groups’ Underpin Modern Math. Here’s How They Work. first appeared on Quanta Magazine
Probably...
Multiple Regression with StatsModels
This is the third is a series of excerpts from Elements of Data Science which available from...
2 weeks ago
This is the third is a series of excerpts from Elements of Data Science which available from Lulu.com and online booksellers. It’s from Chapter 10, which is about multiple regression. You can read the complete chapter here, or run the Jupyter notebook on Colab. In the previous...
Math Is Still...
Topologists Tackle the Trouble With Poll Placement
Mathematicians are using topological abstractions to find places where it’s hard to vote. ...
9 months ago
Mathematicians are using topological abstractions to find places where it’s hard to vote.
The post Topologists Tackle the Trouble With Poll Placement first appeared on Quanta Magazine
Asterisk
Shutting the California Prison System’s Revolving Door
Between 2009 and 2014, California passed a series of laws to reduce the population in its prison...
5 months ago
Between 2009 and 2014, California passed a series of laws to reduce the population in its prison system, which for years had operated over capacity. Determining whether those laws worked was not a straightforward task.
Out-of-Pocket Blog
How To Make Your Own Card Game | Out-Of-Pocket
Want to bring a board or card game to life? Here's what you can expect in terms of costs and money...
a year ago
Want to bring a board or card game to life? Here's what you can expect in terms of costs and money you'll make.
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...
Quantum Frontiers
Film noir and quantum thermo
In four months, I’ll embark on the adventure of a lifetime—fatherhood. To prepare, I’ve been honing...
7 months ago
In four months, I’ll embark on the adventure of a lifetime—fatherhood. To prepare, I’ve been honing a quintessential father skill—storytelling. If my son inherits even a fraction of my tastes, he’ll soon develop a passion for film noir detective stories. … Continue reading →
Math Is Still...
How Colorful Ribbon Diagrams Became the Face of Proteins
Proteins are often visualized as cascades of curled ribbons and twisted strings, which both reveal...
4 months ago
Proteins are often visualized as cascades of curled ribbons and twisted strings, which both reveal and conceal the mess of atoms that make up these impossibly complex molecules.
The post How Colorful Ribbon Diagrams Became the Face of Proteins first appeared on Quanta...
Andrew Fraknoi –...
Two Eclipses of the Sun Coming to North America 2023-24
Two eclipses of the Sun will be visible in North America during the 2023-24 school year.
The post...
a year ago
Two eclipses of the Sun will be visible in North America during the 2023-24 school year.
The post Two Eclipses of the Sun Coming to North America 2023-24 appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
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...
Blog - Practical...
Why Rivers Move
[Note that this article is a transcript of the video embedded above.]
This is a map of the...
a year ago
[Note that this article is a transcript of the video embedded above.]
This is a map of the Mississippi River drafted by legendary geologist Harold Fisk. It’s part of a fairly unassuming geological report that he wrote in 1944 for Army Corps of Engineers, but the maps he produced...
NeuroLogica Blog
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...
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 →
Beautiful Public...
Here’s All the Rocks We Hauled Back From the Moon
The 12 human beings who walked on the Moon collected, catalogued and returned 842 pounds of lunar...
a year ago
The 12 human beings who walked on the Moon collected, catalogued and returned 842 pounds of lunar rock and soil. Each sample has been meticulously documented in NASA's Lunar Sample Catalog.
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...
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 →
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...
Quantum Frontiers
Happy 200th birthday, Carnot’s theorem!
In Kenneth Grahame’s 1908 novel The Wind in the Willows, a Mole meets a Water Rat who lives on a...
3 weeks ago
In Kenneth Grahame’s 1908 novel The Wind in the Willows, a Mole meets a Water Rat who lives on a River. The Rat explains how the River permeates his life: “It’s brother and sister to me, and aunts, and company, … Continue reading →
Explorations of an...
Borneo: Ridiculous Mothing At Trus Madi Entomology Camp
When doing research on the few possible "lifer" birds that I could find on this trip to Sabah, and...
a week ago
When doing research on the few possible "lifer" birds that I could find on this trip to Sabah, and in particular, looking for sites to find the Bornean Frogmouth, I read about the Trus Madi Entomology Camp. This piqued my interest, as there is almost nothing I like more than...
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...
Out-of-Pocket Blog
Placebos Are Getting Stronger | Out-Of-Pocket
Should we incorporate them into clinical practice?
a year ago
Should we incorporate them into clinical practice?
IEEE Spectrum
Designing the First Apple Macintosh: The Engineers’ Story
In 1979 the Macintosh personal computer existed only as the pet idea of Jef Raskin, a veteran of the...
a year ago
In 1979 the Macintosh personal computer existed only as the pet idea of Jef Raskin, a veteran of the Apple II team, who had proposed that Apple Computer Inc. make a low-cost “appliance”-type computer that would be as easy to use as a toaster. Mr. Raskin believed the computer he...
Out-of-Pocket Blog
All of the main problems with US healthcare | Out-Of-Pocket
let's get all of our problems out on the table
9 months ago
let's get all of our problems out on the table
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...
Blog - Practical...
How The Channel Tunnel Works
[Note that this article is a transcript of the video embedded above.]
2024 marks thirty years since...
11 months ago
[Note that this article is a transcript of the video embedded above.]
2024 marks thirty years since the opening of the channel tunnel, or chunnel, or as they say in Calais, Le tunnel sous la Manche. This underground/undersea railroad tunnel connects England with France, crossing...
Out-of-Pocket Blog
Six (More) Healthcare Startup Ideas | Out-Of-Pocket
In collaboration with The Generalist, one of the few newsletters I read end-to-end every time
a year ago
In collaboration with The Generalist, one of the few newsletters I read end-to-end every time
Math Is Still...
Why Mathematical Proof Is a Social Compact
Number theorist Andrew Granville on what mathematics really is — and why objectivity is never quite...
a year ago
Number theorist Andrew Granville on what mathematics really is — and why objectivity is never quite within reach.
The post Why Mathematical Proof Is a Social Compact first appeared on Quanta Magazine
Wanderingspace
URANUS FROM THE JAMES WEBB SPACE TELESCOPE
This is not natural light, nothing is from Webb. The infrared image combines data from two filters...
a year ago
This is not natural light, nothing is from Webb. The infrared image combines data from two filters which are shown in blue and orange,. The planet displays a blue hue in the resulting representative-color image which is similar to the planet’s actual color. But in reality Uranus...
Out-of-Pocket Blog
First Dollar and the HSA wedge | Out-Of-Pocket
Triple. Tax. Advantage.
a year ago
Out-of-Pocket Blog
Part 2: How To Build Patient Communities | Out-Of-Pocket
And my investments in Most Days + Little Otter
a year ago
And my investments in Most Days + Little Otter
NeuroLogica Blog
Tong Test for Artificial General Intelligence
Most readers are probably familiar with the Turing Test – a concept proposed by early computing...
a year ago
Most readers are probably familiar with the Turing Test – a concept proposed by early computing expert Alan Turing in 1950, and originally called “The Imitation Game”. The original paper is enlightening to read. Turing was not trying to answer the question “can machines think”....
Out-of-Pocket Blog
The Out-Of-Pocket Game plan | Out-Of-Pocket
How to build the on-boarding system for healthcare
a year ago
How to build the on-boarding system for healthcare
Math Is Still...
A Quantum Trick Implied Eternal Stability. Now the Idea May Be Falling Apart.
A series of advances seemed to promise the impossible: the existence of quantum states that would...
9 months ago
A series of advances seemed to promise the impossible: the existence of quantum states that would never, ever fall into disarray. But physicists are now discovering that the pull of disorder may not be so easily overcome.
The post A Quantum Trick Implied Eternal...
Asterisk
The Myth of the Loneliness Epidemic
Are we really living through a uniquely lonely moment in American history? When it comes to...
a month ago
Are we really living through a uniquely lonely moment in American history? When it comes to friendship, this isn’t the first time that authorities have cried wolf.
Asterisk
My Primal Scream of Rage: The Big Alcohol Study That Didn't Happen
Five years ago, the National Institutes of Health cancelled the largest study on alcohol ever...
a year ago
Five years ago, the National Institutes of Health cancelled the largest study on alcohol ever planned. Here’s why — and why you should be mad too.
Melting Asphalt
2015 Meta
Time for my annual blogging review. And only 11 days late! I'll keep it brief. Blog stats I...
over a year ago
Time for my annual blogging review. And only 11 days late! I'll keep it brief. Blog stats I published a paltry six full essays this year. Don't get me wrong: I'm proud of them. But still, six. It would be…
Read more ›
Asterisk
AI Isn’t Coming for Tech Jobs—Yet
LLMs can make a developer’s job easier and faster. When might they make them obsolete?
a year ago
LLMs can make a developer’s job easier and faster. When might they make them obsolete?
Probably...
Testing Percentiles
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. test_percentile Testing percentiles¶ Here’s a question from the Reddit statistics forum. I have two different samples (about 100...
Math Is Still...
Exoplanets Could Help Us Learn How Planets Make Magnetism
New observations of a faraway rocky world that might have its own magnetic field could help...
a year ago
New observations of a faraway rocky world that might have its own magnetic field could help astronomers understand the seemingly haphazard magnetic fields swaddling our solar system’s planets.
The post Exoplanets Could Help Us Learn How Planets Make Magnetism first...
nanoscale views
Lots to read, including fab for quantum and "Immaterial Science"
Sometimes there are upticks in the rate of fun reading material. In the last few days:
A...
3 months ago
Sometimes there are upticks in the rate of fun reading material. In the last few days:
A Nature paper has been published by a group of authors predominantly from IMEC in Belgium, in which they demonstrate CMOS-compatible manufacturing of superconducting qubit hardware...
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...
IEEE Spectrum
False Starts: The Story of Vehicle-to-Grid Power
In 2001, a team of engineers at a then-obscure R&D company called AC Propulsion quietly began a...
a year ago
In 2001, a team of engineers at a then-obscure R&D company called AC Propulsion quietly began a groundbreaking experiment. They wanted to see whether an electric vehicle could feed electricity back to the grid. The experiment seemed to prove the feasibility of the technology. The...
Wanderingspace
Goodbye Ingenuity
Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it...
10 months ago
Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it inoperable..
Math Is Still...
Tiny Tweaks to Neurons Can Rewire Animal Motion
Altering a protein in the neurons that coordinate a rattlesnake’s movement made a slow slither...
9 months ago
Altering a protein in the neurons that coordinate a rattlesnake’s movement made a slow slither neuron more like a speedy rattle neuron, showing one way evolution can generate new ways of moving.
The post Tiny Tweaks to Neurons Can Rewire Animal Motion first appeared...
The Works in...
Issue 10: One word—plastics.
Plus: France's baby bust, why we empathise with animals, building infrastructure faster, and more.
a year ago
Plus: France's baby bust, why we empathise with animals, building infrastructure faster, and more.
Drew Ex Machina
First Pictures: Color View of the Earth & A Tropical Depression from Space – October 5, 1954
While today we are inundated with color images of the Earth, our earliest views from space were...
2 months ago
While today we are inundated with color images of the Earth, our earliest views from space were confined to monochromatic or black and white images (see […]
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
Quantum Frontiers
My favorite rocket scientist
Whenever someone protests, “I’m not a rocket scientist,” I think of my friend Jamie Rankin. Jamie is...
5 months ago
Whenever someone protests, “I’m not a rocket scientist,” I think of my friend Jamie Rankin. Jamie is a researcher at Princeton University, and she showed me her lab this June. When I first met Jamie, she was testing instruments to … Continue reading →
nanoscale views
Disorganized thoughts on "Oppenheimer"
I saw "Oppenheimer" today. Spoiler warning, I suppose, though I think we all know how this story...
a year ago
I saw "Oppenheimer" today. Spoiler warning, I suppose, though I think we all know how this story ends. Just in case you were wondering, there is no post-credit scene to set up the sequel. (For the humor-impaired: that was a joke.)
The movie was an excellent piece of...
IEEE Spectrum
Sci-fi and Hi-fi
Many a technologist has been inspired by science fiction. Some have even built, or rebuilt, entire...
9 months ago
Many a technologist has been inspired by science fiction. Some have even built, or rebuilt, entire companies around an idea introduced in a story they read, as the founders of Second Life and Meta did, working from the metaverse as imagined by Neal Stephenson in his seminal 1992...
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 –...
NeuroLogica Blog
Washington Post on Past Lives
Generally speaking the mainstream media does a terrible job of reporting anything in the realm of...
7 months ago
Generally speaking the mainstream media does a terrible job of reporting anything in the realm of pseudoscience or the paranormal. The Washington Post’s recent article on children who apparently remember their past lives is no exception. Journalists generally don’t have the...
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...
IEEE Spectrum
Who Really Invented the Rechargeable Lithium-Ion Battery?
Fifty years after the birth of the rechargeable lithium-ion battery, it’s easy to see its value....
a year ago
Fifty years after the birth of the rechargeable lithium-ion battery, it’s easy to see its value. It’s used in billions of laptops, cellphones, power tools, and cars. Global sales top US $45 billion a year, on their way to more than $100 billion in the coming decade.
The first...
Math Is Still...
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
Using AI To Create Virtual Environments
Generative AI applications seem to be on the steep part of the development curve – not only is the...
8 months ago
Generative AI applications seem to be on the steep part of the development curve – not only is the technology getting better, but people are finding more and more uses for it. It’s a new powerful tool with broad applicability, and so there are countless startups and researchers...
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.
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...
The Works in...
The Power of the Earth
On the future of geothermal energy
10 months ago
On the future of geothermal energy
Interaction Magic -...
Interaction20 Round-up
Summary of all the amazing, curious and challenging ideas from last week's IXDA Interaction 20...
over a year ago
Summary of all the amazing, curious and challenging ideas from last week's IXDA Interaction 20 conference.
Asterisk
Growing Up Overnight
A look at the past few years of LLM progress.
a year ago
A look at the past few years of LLM progress.
IEEE Spectrum
Franklin’s Franklins Were Freakishly Un-Fakeable
To make something hard to fake, you can use exotic materials or clever tricks. Benjamin Franklin, a...
a year ago
To make something hard to fake, you can use exotic materials or clever tricks. Benjamin Franklin, a printer by vocation, a scientist by avocation, leaned on cleverness, developing measures that are still in use.
Those black arts have now yielded to the latest analytical...
Explorations of an...
A Quest Nature Tour Of Jamaica
The Caribbean island of Jamaica is a naturalist’s paradise. Situated south of eastern Cuba, east of...
8 months ago
The Caribbean island of Jamaica is a naturalist’s paradise. Situated south of eastern Cuba, east of Honduras and north of Colombia, Jamaica has an interesting assemblage of species with different origins. Jamaica was never connected to the mainland throughout its long geological...
Math Is Still...
The Year in Computer Science
Artificial intelligence learned how to generate text and art better than ever before, while computer...
a year ago
Artificial intelligence learned how to generate text and art better than ever before, while computer scientists developed algorithms that solved long-standing problems.
The post The Year in Computer Science first appeared on Quanta Magazine
pcloadletter
Impact-based performance evaluation in big tech is terrible
My theory is that some performance consultants got paid a lot of money one day for a single word:...
10 months ago
My theory is that some performance consultants got paid a lot of money one day for a single word: "impact."
If you have worked in big tech, you're probably all too familiar with this word because your annual performance evaluations are based on your impact.
As an employee,...
Math Is Still...
What Makes for ‘Good’ Mathematics?
Terence Tao, who has been called the “Mozart of Mathematics,” wrote an essay in 2007 about the...
10 months ago
Terence Tao, who has been called the “Mozart of Mathematics,” wrote an essay in 2007 about the common ingredients in “good” mathematical research. In this episode, the Fields Medalist joins Steven Strogatz to revisit the topic.
The post What Makes for ‘Good’...
The Works in...
Does higher density cause lower birth rates?
Assessing one recent claim that it does
7 months ago
Assessing one recent claim that it does
symmetry magazine
Life along the future DUNE beamline
Unseen neutrinos, visible lives: A photographer journeys through the Midwest.
a year ago
Unseen neutrinos, visible lives: A photographer journeys through the Midwest.
Math Is Still...
Meet the Eukaryote, the First Cell to Get Organized
All modern multicellular life — all life that any of us regularly see — is made of cells with a...
a month ago
All modern multicellular life — all life that any of us regularly see — is made of cells with a knack for compartmentalization. Recent discoveries are revealing how the first eukaryote got its start.
The post Meet the Eukaryote, the First Cell to Get Organized first...
Out-of-Pocket Blog
The Obstacles To Value-Based Care | Out-Of-Pocket
taking on risk is easier said than done
a year ago
taking on risk is easier said than done
Math Is Still...
Grad Students Find Inevitable Patterns in Big Sets of Numbers
A new proof marks the first progress in decades on a problem about how order emerges from disorder. ...
4 months ago
A new proof marks the first progress in decades on a problem about how order emerges from disorder.
The post Grad Students Find Inevitable Patterns in Big Sets of Numbers first appeared on Quanta Magazine
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...
Out-of-Pocket Blog
Weird health insurance concepts | Out-Of-Pocket
Intercompany eliminations, copay shenanigans, and reference-based pricing
a month ago
Intercompany eliminations, copay shenanigans, and reference-based pricing
Asterisk
Pew Problems
A conversation about religion, fertility, and the American family.
a year ago
A conversation about religion, fertility, and the American family.
Wanderingspace
COMET 67P/CG ANIMATED FROM ROSETTA STILLS
COMET #67P/CHURYUMOV-GERASIMENKO
INTERNATIONAL #ROSETTA MISSION
Date 18 jul 2015
Distance to...
over a year ago
COMET #67P/CHURYUMOV-GERASIMENKO
INTERNATIONAL #ROSETTA MISSION
Date 18 jul 2015
Distance to Target 182 km
Orange+Blue filtershttps://t.co/ZuYVehJOLx
ESA/Rosetta/MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA/J. Roger pic.twitter.com/Fg8rNmjbNy
— landru79 (@landru79) June 13, 2022
Hit...
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
Out-of-Pocket Blog
"We Should Sell To Self-Insured Employers" | Out-Of-Pocket
Six Stages Of Health Tech Grief Pt. 2
a year ago
Six Stages Of Health Tech Grief Pt. 2
Wanderingspace
Apollo Lunar Rover Video Corrected Speed and Stabilized
It is remarkable the difference watching this version where the time is corrected and camera...
over a year ago
It is remarkable the difference watching this version where the time is corrected and camera stabilized.. The film restorer behind DutchSteamMachine used AI to stabilize shaky footage and generate new frames in NASA moon landing films; increasing the frame rate, smoothed the...
ToughSF
Nuclear Photon Rockets: Flashlights to the Stars
In this post, we will have a look at the concept of using a nuclear photon rocket for interstellar...
over a year ago
In this post, we will have a look at the concept of using a nuclear photon rocket for interstellar travel. They are an old concept that should theoretically be the ultimate form of relativistic propulsion.
However, today they are unknown or unpopular. Why might that be the...
IEEE Spectrum
100 Years Ago, IBM Was Born
Happy birthday, IBM! You’re 100 years old! Or are you?
It’s true that the businesses that formed IBM...
10 months ago
Happy birthday, IBM! You’re 100 years old! Or are you?
It’s true that the businesses that formed IBM began in the late 1800s. But it’s also true that a birth occurred in February 1924, with the renaming of the Computing-Tabulating-Recording Co. as the International Business...
Drew Ex Machina
The Dream: The First Probe to the Moon
The past decade or so has seen a marked increase in interest to reach the Moon for exploration as...
11 months ago
The past decade or so has seen a marked increase in interest to reach the Moon for exploration as well as the potential exploitation of its […]
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...
Math Is Still...
Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’
New research reveals how marine microbes use an extra membrane that once had digestive functions to...
a year ago
New research reveals how marine microbes use an extra membrane that once had digestive functions to boost their yield from photosynthesis.
The post Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’ first appeared on Quanta Magazine
NeuroLogica Blog
Choosing our Representatives
As we are in an election year in the US, there seems to be only one thing on which there is broad...
6 months ago
As we are in an election year in the US, there seems to be only one thing on which there is broad agreement – this upcoming election will be consequential. So allow me to share some of my musings about the process of electing our political representatives. Let me start by laying...
Math Is Still...
Dark Energy May Be Weakening, Major Astrophysics Study Finds
A generation of physicists has referred to the dark energy that permeates the universe as “the...
8 months ago
A generation of physicists has referred to the dark energy that permeates the universe as “the cosmological constant.” Now the largest map of the cosmos to date hints that this mysterious energy has been changing over billions of years.
The post Dark Energy May Be...
Math Is Still...
During Pregnancy, a Fake ‘Infection’ Protects the Fetus
Cells in the placenta have an unusual trick for activating gentle immune defenses and keeping them...
a year ago
Cells in the placenta have an unusual trick for activating gentle immune defenses and keeping them turned on when no infection is present. It involves crafting and deploying a fake virus.
The post During Pregnancy, a Fake ‘Infection’ Protects the Fetus first appeared...
The Works in...
Issue 11: Nuclear sandboxes
Plus: Why Britain can’t seem to fix its housing market, gene-edited super-rice, and one weird trick...
a year ago
Plus: Why Britain can’t seem to fix its housing market, gene-edited super-rice, and one weird trick to reverse climate change.
Asterisk
Better Living Through Group Chemistry
Inside the San Francisco group house scene.
5 months ago
Inside the San Francisco group house scene.
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part IV
Part 4 This will be the final installment of this mini-debate about climate change and health...
a year ago
Part 4 This will be the final installment of this mini-debate about climate change and health effects, following a typical format of each person getting to make a statement and a response. Scott makes a lot of complaints about tone, format and fairness while simultaneously trying...
Andrew Fraknoi –...
Black Hole Has Daily Meals Worthy of Thanksgiving
You think you ate too much? No matter how stuffed you were after Thanksgiving (or another...
3 weeks ago
You think you ate too much? No matter how stuffed you were after Thanksgiving (or another celebratory meal), it’s nothing compared to Quasar J0529-4351, which astronomers observed earlier this year to be consuming the mass of our entire Sun EACH and every day! They called it...
Quantum Frontiers
A classical foreshadow of John Preskill’s Bell Prize
Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John...
10 months ago
Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John Preskill, Richard P. Feynman Professor of Theoretical Physics at Caltech, has been named the 2024 John Stewart Bell Prize recipient. The prize honors John’s contributions in … Continue...
Damn Interesting
The Traveler and His Baggage
On 19 May 1943, a news report from Berlin deepened the already dreary gloom that clung to the people...
over a year ago
On 19 May 1943, a news report from Berlin deepened the already dreary gloom that clung to the people of Nazi-occupied Paris. Propaganda Minister Joseph Goebbels proudly announced to the world that the German capital of Berlin was officially judenfrei–free of all Jews. As this...
Interaction Magic -...
Plastic archeology
The history, science and engineering of Lego bricks, on the cusp between trash and treasure.
a year ago
The history, science and engineering of Lego bricks, on the cusp between trash and treasure.
Math Is Still...
The Brainstem Fine-Tunes Inflammation Throughout the Body
The evolutionarily ancient part of the brain that controls breathing and heart rate also regulates...
6 months ago
The evolutionarily ancient part of the brain that controls breathing and heart rate also regulates the immune system — a discovery about the brain-body axis made by experts on taste.
The post The Brainstem Fine-Tunes Inflammation Throughout the Body first appeared on...
Light from Space
The Cat's Paw
Located very close to the Lobster Nebula in the southern constellation of Scorpius, the Cat's Paw...
over a year ago
Located very close to the Lobster Nebula in the southern constellation of Scorpius, the Cat's Paw Nebula (NGC 6334) does indeed have a striking resemblance to a feline footprint.
It's quite low in the sky here from Tucson (at a maximum of about 22º above
Math Is Still...
If the Universe Is a Hologram, This Long-Forgotten Math Could Decode It
A 1930s-era breakthrough is helping physicists understand how quantum threads could
weave together...
2 months ago
A 1930s-era breakthrough is helping physicists understand how quantum threads could
weave together into a holographic space-time fabric.
The post If the Universe Is a Hologram, This Long-Forgotten Math Could Decode It first appeared on Quanta Magazine
Math Is Still...
How Is Science Even Possible?
How are scientists able to crack fundamental questions about nature and life? How does math make the...
6 months ago
How are scientists able to crack fundamental questions about nature and life? How does math make the complex cosmos understandable? In this episode, the physicist Nigel Goldenfeld and co-host Steven Strogatz explore the deep foundations of the scientific process.
The...
Casey Handmer's blog
It Is Time To Build The Monster Scope
A shorter version of this post was published in Palladium on 10/18/24. This version incorporates...
3 weeks ago
A shorter version of this post was published in Palladium on 10/18/24. This version incorporates helpful feedback from a number of knowledgeable readers. With the recent SpaceX Starship orbital flight tests, it is time to commit to building the largest physically possible space...
Math Is Still...
How Is Cell Death Essential to Life?
Cells in our bodies are constantly dying — and these countless tiny deaths are essential to human...
2 weeks ago
Cells in our bodies are constantly dying — and these countless tiny deaths are essential to human health and multicellular life itself. In this episode, co-host Steven Strogatz speaks with cellular biologist Shai Shaham about what makes a cell “alive” and the latest developments...
nanoscale views
Artificial intelligence, extrapolation, and physical constraints
Disclaimer and disclosure: The "arrogant physicist declaims about some topic far outside their...
6 months ago
Disclaimer and disclosure: The "arrogant physicist declaims about some topic far outside their domain expertise (like climate change or epidemiology or economics or geopolitics or....) like everyone actually in the field is clueless" trope is very overplayed at this point, and...
Math Is Still...
The (Often) Overlooked Experiment That Revealed the Quantum World
A century ago, the Stern-Gerlach experiment established the truth of quantum mechanics. Now it’s...
a year ago
A century ago, the Stern-Gerlach experiment established the truth of quantum mechanics. Now it’s being used to probe the clash of quantum theory and gravity.
The post The (Often) Overlooked Experiment That Revealed the Quantum World first appeared on Quanta Magazine
Asterisk
Want Growth? Kill Small Businesses
The central question of development economics is simple: how can poor countries become rich? The...
5 months ago
The central question of development economics is simple: how can poor countries become rich? The answer is neither small-scale, targeted interventions nor broad generalizations about growth. Instead, we should focus on firms.
Asterisk
Why Isn’t Solar Scaling in Africa?
The World Bank designed the Scaling Solar program to set Africa on a course to sustainable energy....
10 months ago
The World Bank designed the Scaling Solar program to set Africa on a course to sustainable energy. Instead, it shed light on how a lack of transparency in the climate and development industry hampers progress.
Quantum Frontiers
Always appropriate
I met boatloads of physicists as a master’s student at the Perimeter Institute for Theoretical...
4 months ago
I met boatloads of physicists as a master’s student at the Perimeter Institute for Theoretical Physics in Waterloo, Canada. Researchers pass through Perimeter like diplomats through my current neighborhood—the Washington, DC area—except that Perimeter’s visitors speak math...
Out-of-Pocket Blog
How To Self-Publish A Children's Book and How Much You Can Expect To Make | Out-Of-Pocket
spoiler: you will make very little lol
a year ago
spoiler: you will make very little lol
Math Is Still...
The AI Pioneer With Provocative Plans for Humanity
While some fret about technology’s social impacts, Raj Reddy still believes in the power of...
2 weeks ago
While some fret about technology’s social impacts, Raj Reddy still believes in the power of artificial intelligence to improve lives.
The post The AI Pioneer With Provocative Plans for Humanity first appeared on Quanta Magazine
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part II
Yesterday’s post was the first in an exchange about the effects of climate change on public health....
a year ago
Yesterday’s post was the first in an exchange about the effects of climate change on public health. Today’s post is my response. Part II Climate change is a critically important topic for society today, and it’s important that the public have a working knowledge of the facts,...
symmetry magazine
Is dark matter the most powerful wave in the universe?
Dark matter could consist of particles so ultralight, they behave more like waves.
...
a year ago
Dark matter could consist of particles so ultralight, they behave more like waves.
Although the motions of galaxies provide evidence that dark matter exists, scientists have yet to directly detect the invisible stuff, or figure out what it could be made...
Math Is Still...
How Is AI Changing the Science of Prediction?
With lots of data, a strong model and statistical thinking, scientists can make predictions about...
a month ago
With lots of data, a strong model and statistical thinking, scientists can make predictions about all sorts of complex phenomena. Today, this practice is evolving to harness the power of machine learning and massive datasets. In this episode, co-host Steven Strogatz speaks with...
Probably...
Zipf’s Law
Elements of Data Science is in print now, available from Lulu.com and online booksellers. To...
a month ago
Elements of Data Science is in print now, available from Lulu.com and online booksellers. To celebrate, I’ll post some excerpts here, starting with one of my favorite examples, Zipf’s Law. You can read the complete chapter here, or run the Jupyter notebook on Colab. In almost any...
Blog - Practical...
The Hidden Engineering of Landfills
[Note that this article is a transcript of the video embedded above.]
This is the Puente Hills...
3 months ago
[Note that this article is a transcript of the video embedded above.]
This is the Puente Hills Landfill outside of Los Angeles, California. The first truckload of trash was dumped here in 1957, and the trucks just kept coming. For more than five decades, if you threw something...
IEEE Spectrum
Skylab: The Space Station That Fell on Australia
end cap from one of Skylab’s oxygen tanks in the dirt. Cattle were drinking collected rainwater from...
a year ago
end cap from one of Skylab’s oxygen tanks in the dirt. Cattle were drinking collected rainwater from the remains of a US $2.2 billion NASA investment.
Skylab’s Failure and Recovery
Skylab’s fate was sealed moments after lift-off when the sun shield and main solar panel were...
Stephen Wolfram...
Foundations of Biological Evolution: More Results & More Surprises
This is a follow-on to Why Does Biological Evolution Work? A Minimal Model for Biological Evolution...
2 weeks ago
This is a follow-on to Why Does Biological Evolution Work? A Minimal Model for Biological Evolution and Other Adaptive Processes [May 3, 2024]. Even More from an Extremely Simple Model A few months ago I introduced an extremely simple “adaptive cellular automaton” model that...
Confessions of a...
Marine Ecology or Marine Biology….what’s the difference!?!?!?
A few of you may be wondering why the blog is called ‘Confessions of a Marine Ecologist” and not...
over a year ago
A few of you may be wondering why the blog is called ‘Confessions of a Marine Ecologist” and not ‘Confessions of a Marine Biologist”. After all, if you ask a group of school kids what they want to be when they grow up, more than a handful would happily answer “marine biologist”,...
Math Is Still...
Ecologists Struggle to Get a Grip on ‘Keystone Species’
More than 50 years after Bob Paine’s experiment with starfish, hundreds of species have been...
8 months ago
More than 50 years after Bob Paine’s experiment with starfish, hundreds of species have been pronounced “keystones” in their ecosystems. Has the powerful metaphor lost its mathematical meaning?
The post Ecologists Struggle to Get a Grip on ‘Keystone Species’ first...
Cremieux Recueil
High-Frequency Trading Is Good
Sichuan Mala has written a guest post on one of the most unfairly maligned parts of the financial...
3 months ago
Sichuan Mala has written a guest post on one of the most unfairly maligned parts of the financial industry
Light from Space
Lagoon and the Hourglass
A view of the center region of the Lagoon Nebula (Messier 8, Sharpless 25). There's several other...
over a year ago
A view of the center region of the Lagoon Nebula (Messier 8, Sharpless 25). There's several other objects visible, notably the Hourglass Nebula and open star cluster NGC 6530, as well as numerous Bok globules (the small dark clouds, that will one day form new stars).
Click...
Melting Asphalt
Crony Beliefs
[Note: if you prefer audio, you can listen to this essay narrated by Grognor on his excellent...
over a year ago
[Note: if you prefer audio, you can listen to this essay narrated by Grognor on his excellent podcast Second Enumerations. —Ed.] Credits up front: This essay draws heavily from Overcoming Bias, Less Wrong, Slate Star Codex, Robert Kurzban, Robert…
Read more ›
Out-of-Pocket Blog
“Mission-driven” should be more specific | Out-Of-Pocket
everything is a set of tradeoffs, let's be honest about that
8 months ago
everything is a set of tradeoffs, let's be honest about that
Explorations of an...
Monsoon Season In Arizona, Part 2: The Huachucas
September 1, 2024
For the first and only time in the trip I managed a much-needed seven hours of...
2 months ago
September 1, 2024
For the first and only time in the trip I managed a much-needed seven hours of sleep. Unfortunately, some of the others were woken up earlier than they would have liked. The owner of Beatty's Guest Ranch (he lives in a different building on the property) owns a...
Light from Space
The Helping Hand of LDN 1355
LDN 1355 is a dark nebula in Cassiopeia, vaguely in the shape of an outstreched human hand—the dark...
over a year ago
LDN 1355 is a dark nebula in Cassiopeia, vaguely in the shape of an outstreched human hand—the dark dust obscuring the reflection nebula behind it.
Total exposure time: 58h 50' (211,800s)
Image resolution: 5,216 × 3,909px (1.924″/px)
Shot from my driveway
Math Is Still...
New Proof Finds the ‘Ultimate Instability’ in a Solar System Model
For the first time, mathematicians have proved that planetary orbits in a solar system will always...
a year ago
For the first time, mathematicians have proved that planetary orbits in a solar system will always be unstable.
The post New Proof Finds the ‘Ultimate Instability’ in a Solar System Model first appeared on Quanta Magazine
Math Is Still...
How the Human Brain Contends With the Strangeness of Zero
Zero, which was invented late in history, is special among numbers. New studies are uncovering how...
2 months ago
Zero, which was invented late in history, is special among numbers. New studies are uncovering how the brain creates something out of nothing.
The post How the Human Brain Contends With the Strangeness of Zero first appeared on Quanta Magazine
Math Is Still...
JWST Spots Giant Black Holes All Over the Early Universe
Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb...
a year ago
Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb Space Telescope observations are finding an unexpected abundance of the beasts.
The post JWST Spots Giant Black Holes All Over the Early Universe first appeared on...
nanoscale views
Tour de force work: Bragg, diffraction, and diamond
There are some examples of scientific progress that just seem so far above and beyond the norm, it's...
a year ago
There are some examples of scientific progress that just seem so far above and beyond the norm, it's almost jaw dropping in terms of the mental leap needed for the insight. One example that I always liked to point out to first-year undergrads learning about gravity is Johannes...
Probably...
Ears Are Weird
In a previous article, I looked at 93 measurements from the ANSUR-II dataset and found that ear...
3 months ago
In a previous article, I looked at 93 measurements from the ANSUR-II dataset and found that ear protrusion is not correlated with any other measurement. In a followup article, I used principle component analysis to explore the correlation structure of the measurements, and found...
Math Is Still...
Hopes of Big Bang Discoveries Ride on a Future Spacecraft
Physicists and cosmologists will have a new probe of primordial processes when Europe launches the...
8 months ago
Physicists and cosmologists will have a new probe of primordial processes when Europe launches the Laser Interferometer Space Antenna (LISA) next decade.
The post Hopes of Big Bang Discoveries Ride on a Future Spacecraft first appeared on Quanta Magazine
Math Is Still...
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
Tikalon Blog by Dev...
Ice Formation
In today's bigger is better world, you don't order a large coffee, you order a 20 fluid ounce Venti...
4 months ago
In today's bigger is better world, you don't order a large coffee, you order a 20 fluid ounce Venti coffee. From 1987 through 2004, McDonald's restaurants had a supersize option for larger than large portions of its French fries and soft drinks. The prefix, super, has been used...
Blog - Practical...
Why Are Texas Interchanges Texas So Tall?
[Note that this article is a transcript of the video embedded above.]
This is the Dallas High Five,...
4 months ago
[Note that this article is a transcript of the video embedded above.]
This is the Dallas High Five, one of the tallest highway interchanges in the world. It gets its name from the fact that there are five different levels of roadways crossing each other in this one spot. In some...
nanoscale views
Food and (broadly speaking) fluid mechanics - great paper!
This paper (author's website pdf here, arxiv version here) is just a spectacularly good review...
a year ago
This paper (author's website pdf here, arxiv version here) is just a spectacularly good review article about fluid mechanics (broadly defined to include a bit about foams and viscoelastic systems) and food/drink. The article is broadly structured like a menu (drinks & cocktails...
Tikalon Blog by Dev...
US Independence Day
Tikalon is on a short holiday in celebration of US Independence Day, July 4, 2024. Our next article...
5 months ago
Tikalon is on a short holiday in celebration of US Independence Day, July 4, 2024. Our next article will be posted on Monday, July 15, 2024. View my version of the iconic image of George Washington's crossing of the Delaware River in which he encounters some unusually large...
NeuroLogica Blog
Dwarf Planet Ring Mystery
Scientists love mysteries, because that is where new discoveries lay. It is nice to find evidence...
a year ago
Scientists love mysteries, because that is where new discoveries lay. It is nice to find evidence consistent with existing theories, providing further confirmation, but it’s exciting to find evidence that cannot be explained with existing theories. Astronomers may have found such...
NeuroLogica Blog
Magnetohydrodynamic Drive – Silent Water Propulsion
DARPA, the US Defense Advanced Research Projects Agency, is now working on developing a...
a year ago
DARPA, the US Defense Advanced Research Projects Agency, is now working on developing a magnet-driven silent water propulsion system – the magnetohydrodynamic (MHD) drive. The primary reason is to develop silent military naval craft. Imagine a nuclear submarine with an MHD drive,...
nanoscale views
Meetings this week
This week is the 2023 DOE experimental condensed matter physics PI meeting - in the past I’ve...
a year ago
This week is the 2023 DOE experimental condensed matter physics PI meeting - in the past I’ve written up highlights of these here (2021), here (2019), here (2017), here (2015), and here (2013). This year, I am going to have to present remotely, however, because I am giving a...
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...
Willem Pennings
Balancing cube
This cube manages to balance itself on a corner, and can simultaneously rotate around its axis in a...
10 months ago
This cube manages to balance itself on a corner, and can simultaneously rotate around its axis in a controlled manner. It does so using clever controls and a set of three reaction wheels. The original idea for this device comes from researchers at ETH Zürich, who demonstrate...
Math Is Still...
With ‘Digital Twins,’ The Doctor Will See You Now
By creating digital twins of patients, Amanda Randles wants to bring unprecedented precision to...
4 months ago
By creating digital twins of patients, Amanda Randles wants to bring unprecedented precision to medical forecasts.
The post With ‘Digital Twins,’ The Doctor Will See You Now first appeared on Quanta Magazine
Asterisk
Salt, Sugar, Water, Zinc: How Scientists Learned to Treat the 20th Century’s Biggest Killer of...
Oral rehydration therapy is now the standard treatment for dehydration. It’s saved millions of...
a year ago
Oral rehydration therapy is now the standard treatment for dehydration. It’s saved millions of lives, and can be prepared at home in minutes. So why did it take so long to discover?
Math Is Still...
She Studies How Addiction Hijacks Learning in the Brain
Erin Calipari works to understand how drugs like opioids and cocaine alter learning circuits and...
a year ago
Erin Calipari works to understand how drugs like opioids and cocaine alter learning circuits and neurochemistry in one of the country's epicenters of substance use disorder and addiction.
The post She Studies How Addiction Hijacks Learning in the Brain first appeared...
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 →
Marine Madness
Culture Club: Time to let the cetaceans in?
Up until recently, culture has been thought of as a primarily human characteristic. However, recent...
over a year ago
Up until recently, culture has been thought of as a primarily human characteristic. However, recent studies shine a light on the fact that non-human animals including Cetaceans (dolphins and whales), may also possess it. They live in tightly-knit social communities, exhibit...
The Works in...
The ultra-selfish gene
Genetically modifying malaria-carrying mosquitoes could allow us to wipe out humanity’s most deadly...
a month ago
Genetically modifying malaria-carrying mosquitoes could allow us to wipe out humanity’s most deadly killer.
Math Is Still...
Mathematicians Identify the Best Versions of Iconic Shapes
Researchers are discovering the shortest knots and fattest Möbius strips, among other “optimal...
11 months ago
Researchers are discovering the shortest knots and fattest Möbius strips, among other “optimal shapes.”
The post Mathematicians Identify the Best Versions of Iconic Shapes first appeared on Quanta Magazine
Math Is Still...
Mathematicians Solve Long-Standing Coloring Problem
A new result shows how much of the plane can be colored by points that are never exactly one unit...
a year ago
A new result shows how much of the plane can be colored by points that are never exactly one unit apart.
The post Mathematicians Solve Long-Standing Coloring Problem first appeared on Quanta Magazine
wadertales
Broad-billed Sandpiper: Now a Red-listed wader
A dedicated team of Scottish bird ringers has been studying breeding waders in northern Norway since...
a week ago
A dedicated team of Scottish bird ringers has been studying breeding waders in northern Norway since 1993. One of the focal species of their fieldwork is the secretive Broad-billed Sandpiper, an unusual taiga wader which nests on low-lying tussocks embedded in floating mats of...
IEEE Spectrum
35 Years Ago, Researchers Used Brain Waves to Control a Robot
Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the...
a year ago
Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the vision became a reality.
IEEE Life Senior Member Stevo Bozinovski and Members Mihail Sestakov and Dr. Liljana Bozinovska used a student volunteer’s electroencephalogram (EEG)...
Math Is Still...
My Fantastic Voyage at Quanta Magazine
Founding editor-in-chief Thomas Lin looks back at a decade of Quanta journalism and forward to...
8 months ago
Founding editor-in-chief Thomas Lin looks back at a decade of Quanta journalism and forward to what’s next for the magazine.
The post My Fantastic Voyage at Quanta Magazine first appeared on Quanta Magazine
Math Is Still...
A Multitalented Scientist Seeks the Origins of Multicellularity
The pathbreaking geneticist Cassandra Extavour pursues the secrets of multicellular life while...
10 months ago
The pathbreaking geneticist Cassandra Extavour pursues the secrets of multicellular life while balancing careers in both science and singing.
The post A Multitalented Scientist Seeks the Origins of Multicellularity first appeared on Quanta Magazine
NeuroLogica Blog
Update on Quantum Computers
There has been a lot of quantum computer news since I last wrote about the topic. But this is still...
a year ago
There has been a lot of quantum computer news since I last wrote about the topic. But this is still a technology that is slowly advancing in the background, while actual applications have been limited. There is a threshold effect at play – at some point, quantum computers will be...
Many Worlds
The Makeup of Red Dwarf Solar Systems May Seriously Limit the Formation of Habitable Planets
Jupiter is often described as the “big brother” planet of our solar system that made the formation...
a year ago
Jupiter is often described as the “big brother” planet of our solar system that made the formation and evolution of Earth possible. In the early days of the solar system, massive Jupiter helped the planet grow rapidly while serving as a gravity well that shielded the planet from...
Out-of-Pocket Blog
Announcing the Out-Of-Pocket Job Board! | Out-Of-Pocket
Recruiting a ton? Get your healthcare jobs in front of the right people
a year ago
Recruiting a ton? Get your healthcare jobs in front of the right people
brr
The Last Egg
Five more months until freshies...
a year ago
Five more months until freshies...
Blog - Practical...
Why Are Rails Shaped Like That?
[Note that this article is a transcript of the video embedded above.]
Maybe more than any other type...
a year ago
[Note that this article is a transcript of the video embedded above.]
Maybe more than any other type of infrastructure, railways have a contingent of devoted enthusiasts. “Railfans” as they call themselves; Or should say “ourselves”? Maybe it's the nostalgia of an earlier era or...
Wanderingspace
Saturn Vortex
“This is a view of a ~2,000-km-wide vortex of swirling clouds above Saturn's north pole, imaged in...
2 weeks ago
“This is a view of a ~2,000-km-wide vortex of swirling clouds above Saturn's north pole, imaged in polarized light with Cassini's narrow-angle camera on November 27, 2012. I've processed the original monochrome image to approximate the color of the area at the time.” — Jason...
Out-of-Pocket Blog
Cool Facts About Health Insurance Enrollment with Aleka Gurel | Out-Of-Pocket
Tis the season
a year ago
brr
McMurdo Postal Mail
How to mail things to and from Antarctica!
over a year ago
How to mail things to and from Antarctica!
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.
The Works in...
Cheap ornament and status games
Was modernism originally a way to signal taste instead of wealth?
2 months ago
Was modernism originally a way to signal taste instead of wealth?
Math Is Still...
The Webb Telescope Further Deepens the Biggest Controversy in Cosmology
A long-awaited study of the cosmic expansion rate suggests that when it comes to the Hubble tension,...
4 months ago
A long-awaited study of the cosmic expansion rate suggests that when it comes to the Hubble tension, cosmologists are still missing something.
The post The Webb Telescope Further Deepens the Biggest Controversy in Cosmology 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...
symmetry magazine
Encouraging a new community
Physicists advocate for getting community college students involved in research.
a year ago
Physicists advocate for getting community college students involved in research.
Math Is Still...
Why Insect Memories May Not Survive Metamorphosis
The reshuffling of neurons during fruit fly metamorphosis suggests that larval memories don’t...
a year ago
The reshuffling of neurons during fruit fly metamorphosis suggests that larval memories don’t persist in adults.
The post Why Insect Memories May Not Survive Metamorphosis first appeared on Quanta Magazine
Math Is Still...
Math That Lets You Think Locally but Act Globally
Knowing a little about the local connections on flight maps and other networks can reveal a lot...
a year ago
Knowing a little about the local connections on flight maps and other networks can reveal a lot about a system’s global structure.
The post Math That Lets You Think Locally but Act Globally first appeared on Quanta Magazine
nanoscale views
Postdoctoral opportunities at Rice
I will be sending some emails shortly, but I wanted to point out postdoctoral opportunities here at...
a year ago
I will be sending some emails shortly, but I wanted to point out postdoctoral opportunities here at Rice University.
The Smalley-Curl Institute is having a competition for two two-year postdoctoral fellow slots. Click on the link for the details. The requirements for a...
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...
nanoscale views
APS March Meeting 2023, Day 2
I ended up spending more time catching up with people this afternoon than going to talks after my...
a year ago
I ended up spending more time catching up with people this afternoon than going to talks after my session ended, but here are a couple of highlights:
There was an invited session about the metal halide perovskites, and there were some interesting talks. My faculty colleague...
NeuroLogica Blog
Deep South – A Neuromorphic Supercomputer
Australian researchers at the International Centre for Neuromorphic Systems (ICNS) at Western Sydney...
a year ago
Australian researchers at the International Centre for Neuromorphic Systems (ICNS) at Western Sydney University have announced they are building what they are calling Deep South (based on IBM’s Deep Blue). This will be the world’s largest neuromorphic supercomputer, with 228...
Math Is Still...
New Cell Atlases Reveal Untold Variety in the Brain and Beyond
Recent efforts to map every cell in the human body have researchers floored by unfathomable...
a year ago
Recent efforts to map every cell in the human body have researchers floored by unfathomable diversity, with many thousands of subtly different types of cells in the human brain alone.
The post New Cell Atlases Reveal Untold Variety in the Brain and Beyond first...
NeuroLogica Blog
The Alzheimer’s Revolution
Decades of complex research and persevering through repeated disappointment appears to be finally...
a year ago
Decades of complex research and persevering through repeated disappointment appears to be finally paying off for the diagnosis and treatment of Alzheimer’s disease (AD). In 2021 Aduhelm was the first drug approved by the FDA (granted contingent accelerated approval) that is...
The Roots of...
The origins of the steam engine
This is a guest post written by Anton Howes and animated by Matt Brown of Extraordinary Facility....
a year ago
This is a guest post written by Anton Howes and animated by Matt Brown of Extraordinary Facility. This project was sponsored by The Roots of Progress, with funding generously provided by The Institute.
Steam power did not begin with the steam engine. Long before...
nanoscale views
Condensed matter’s rough start
I’m teaching undergrad solid-state for the first time, and it has served as a reminder of how...
a year ago
I’m teaching undergrad solid-state for the first time, and it has served as a reminder of how condensed matter physics got off the ground. I suspect that one reason CM historically had not received a lot of respect in the early years (e.g. Pauli declaring that solid-state...
Math Is Still...
Mathematicians Find Hidden Structure in a Common Type of Space
In 50 years of searching, mathematicians found only one example of a “subspace design” in a vector...
a year ago
In 50 years of searching, mathematicians found only one example of a “subspace design” in a vector space. A new proof reveals that there are infinitely more out there.
The post Mathematicians Find Hidden Structure in a Common Type of Space first appeared on Quanta...
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