NeuroLogica Blog
How Much Do Couples Share Traits?
Do birds of a feather flock together, or do opposites attract? These are both common aphorisms,...
a year ago
Do birds of a feather flock together, or do opposites attract? These are both common aphorisms, which means that they are commonly offered as generally accepted truths, but also that they may by wrong. People like pithy phrases, so they spread prolifically, but that does not mean...
Math Is Still...
The Quest to Decode the Mandelbrot Set, Math’s Famed Fractal
For decades, a small group of mathematicians has patiently unraveled the mystery of what was once...
11 months ago
For decades, a small group of mathematicians has patiently unraveled the mystery of what was once math’s most popular picture. Their story shows how technology transforms even the most abstract mathematical landscapes.
The post The Quest to Decode the Mandelbrot Set,...
Eukaryote Writes...
Fiber arts, mysterious dodecahedrons, and waiting on “Eureka!”
Why didn't we invent knitting before 1000 CE?
over a year ago
Why didn't we invent knitting before 1000 CE?
Andrew Fraknoi –...
Dec. 21 is Winter Solstice — Why We Have Seasons on Earth
Saturday, Dec. 21 will be the winter solstice – the shortest day and longest night of the year, with...
3 days ago
Saturday, Dec. 21 will be the winter solstice – the shortest day and longest night of the year, with which we mark the beginning of the winter season in the Earth’s northern hemisphere. It’s interesting to note that the planets Venus and Jupiter do not have seasons like the...
Math Is Still...
The Physics of Cold Water May Have Jump-Started Complex Life
When seawater gets cold, it gets viscous. This fact could explain how single-celled ocean creatures...
5 months ago
When seawater gets cold, it gets viscous. This fact could explain how single-celled ocean creatures became multicellular when the planet was frozen during “Snowball Earth,” according to experiments.
The post The Physics of Cold Water May Have Jump-Started Complex Life...
Math Is Still...
The Physicist Who Glues Together Universes
Renate Loll has helped pioneer a radically new approach to quantum gravity. She assumes that the...
a year ago
Renate Loll has helped pioneer a radically new approach to quantum gravity. She assumes that the fabric of space-time is a blend of all possible fabrics, and she has developed the computational tools needed to calculate the far-reaching implications of that assumption. ...
NeuroLogica Blog
Apologizing for Uri Geller
A recent New York Times article tries to rehabilitate the reputation of Uri Geller, famed...
a year ago
A recent New York Times article tries to rehabilitate the reputation of Uri Geller, famed spoon-bending magician, by simply telling a one-sided narrative. From my perspective as a skeptic, this was a terrible article that missed the real issue, glossed over glaring defects in...
Math Is Still...
A New Map of the Universe, Painted With Cosmic Neutrinos
Physicists finally know where at least some of these high-energy particles come from, which helps...
a year ago
Physicists finally know where at least some of these high-energy particles come from, which helps make the neutrinos useful for exploring fundamental physics.
The post A New Map of the Universe, Painted With Cosmic Neutrinos first appeared on Quanta Magazine
Cremieux Recueil
Workers For Robots
Want to give blue collar workers the sorts of jobs they can raise a family on and revive American...
a month ago
Want to give blue collar workers the sorts of jobs they can raise a family on and revive American manufacturing? Then you should support automation
NeuroLogica Blog
AI Designed Drugs
On a recent SGU live streaming discussion someone in the chat asked – aren’t frivolous AI...
8 months ago
On a recent SGU live streaming discussion someone in the chat asked – aren’t frivolous AI applications just toys without any useful output? The question was meant to downplay recent advances in generative AI. I pointed out that the question is a bit circular – aren’t frivolous...
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...
Uncharted...
Deserts, Tornadoes, Hurricanes, Snow, Paradises, Swamps: Why Do People Live Where They Live in the...
Deserts, Tornadoes, Hurricanes, Snow, Paradises, Swamps
2 days ago
Deserts, Tornadoes, Hurricanes, Snow, Paradises, Swamps
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...
NeuroLogica Blog
Understanding Jumbo Phage Viruses
Bacteriophages, viruses that infect bacteria, are the most abundant form of life on Earth. And yet...
7 months ago
Bacteriophages, viruses that infect bacteria, are the most abundant form of life on Earth. And yet we know comparatively little about them. But in recent years phage research has taken off with renewed interest. This is partly driven by the availability of CRISPR-based tools for...
symmetry magazine
The magnet detectives
During a routine test, two HL-LHC magnets unexpectedly flatlined. Was it just a coincidence, or did...
a year ago
During a routine test, two HL-LHC magnets unexpectedly flatlined. Was it just a coincidence, or did they have a common foe?
NeuroLogica Blog
Starship Explodes in Successful Launch
A common joke in the medical world is, “The operation was a success, but the patient died.” The...
a year ago
A common joke in the medical world is, “The operation was a success, but the patient died.” The irony comes from how we might define “success”. On April 20th SpaceX conducted the maiden launch of the fully assembled Starship, including a Starship rocket on top of a super heavy...
Probably...
Hazard and Survival
Here’s a question from the Reddit statistics forum. If I have a tumor that I’ve been told has a...
3 weeks ago
Here’s a question from the Reddit statistics forum. If I have a tumor that I’ve been told has a malignancy rate of 2% per year, does that compound? So after 5 years there’s a 10% chance it will turn malignant? This turns out to be an interesting question, because the answer...
NeuroLogica Blog
Flow Batteries – Now With Nanofluids
Battery technology has been advancing nicely over the last few decades, with a fairly predictable...
10 months ago
Battery technology has been advancing nicely over the last few decades, with a fairly predictable incremental increase in energy density, charging time, stability, and lifecycle. We now have lithium-ion batteries with a specific energy of 296 Wh/kg – these are in use in existing...
Apoorva Srinivasan
getting started with bayesian inference
In my previous post, we spoke about hypothesis testing from a frequentist perspective. This is the...
over a year ago
In my previous post, we spoke about hypothesis testing from a frequentist perspective. This is the method that is commonly taught in STAT101 classes. But for many decades, some statisticians have argued for another approach to conduct statistical analysis based on bayes...
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...
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...
NeuroLogica Blog
Evolution and Copy-Paste Errors
Evolution deniers (I know there is a spectrum, but generally speaking) are terrible scientists and...
8 months ago
Evolution deniers (I know there is a spectrum, but generally speaking) are terrible scientists and logicians. The obvious reason is because they are committing the primary mortal sin of pseudoscience – working backwards from a desired conclusion rather than following evidence and...
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
symmetry magazine
Physics fashion and collider couture
Symmetry is back with more physics-themed Halloween costumes.
a year ago
Symmetry is back with more physics-themed Halloween costumes.
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
NeuroLogica Blog
For Movies – Animals Don’t Sound Real Enough
What does a majestic eagle sound like, or the hoot of a spider monkey, or the roar of a bear? Unless...
a year ago
What does a majestic eagle sound like, or the hoot of a spider monkey, or the roar of a bear? Unless you have an interest in movie tropes, or listen regularly to the SGU, you may have a complete misconception about the sounds these and many other animals make. Eagles, for...
Asterisk
What I Won’t Eat
A reflection on ethics, animal cognition, and chocolate cake.
a year ago
A reflection on ethics, animal cognition, and chocolate cake.
The Works in...
Where inflation comes from
How we calculate inflation has always been contested with small changes leading to large differences...
a month ago
How we calculate inflation has always been contested with small changes leading to large differences in how well-off we think we are.
NeuroLogica Blog
Latest Gallup Creationism Poll
Surveys are always tricky because how you ask a question can have a dramatic impact on how people...
5 months ago
Surveys are always tricky because how you ask a question can have a dramatic impact on how people answer. But it is useful to ask the exact same question over a long period of time, because that can indicate how public attitudes are changing. This is one of the benefits of...
Blog - Practical...
HEAVY CONSTRUCTION of a Sewage Pump Station - Ep 5
This is the fifth and final episode of a five-part pilot series to gauge your interest in "How It's...
a year ago
This is the fifth and final episode of a five-part pilot series to gauge your interest in "How It's Made"-esque heavy construction videos. Drop a comment or send me an email to let me know what you think! Watch on YouTube above or ad-free on Nebula here.
NeuroLogica Blog
New Whale Fossil – Possibly Heaviest Animal Ever
The largest and heaviest animal to ever live on the Earth, as far as we know, is the blue whale,...
a year ago
The largest and heaviest animal to ever live on the Earth, as far as we know, is the blue whale, which is extant today. The blue whale is larger than any dinosaur, even the giant sauropods. The average weight of a blue whale is 160 tons, with the largest specimen being 190 tons,...
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
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...
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
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 →
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
Probably...
Probably the Book
Last week I had the pleasure of presenting a keynote at posit::conf(2024). When the video is...
4 months ago
Last week I had the pleasure of presenting a keynote at posit::conf(2024). When the video is available, I will post it here. In the meantime, you can read the slides, if you don’t mind spoilers. For people at the conference who don’t know me, this might be a good time to...
Out-of-Pocket Blog
Secret Research Techniques | Out-Of-Pocket
A magician always reveals his tricks for the purposes of engagement
a year ago
A magician always reveals his tricks for the purposes of engagement
Asterisk
Why Is Everyone Suddenly Furious About AI Regulation?
Please tell us, because we're stumped.
7 months ago
Please tell us, because we're stumped.
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...
wadertales
Curlew nest survival
The Eurasian Curlew is designated as ‘Near-Threatened’ by IUCN/BirdLife. It is Red-listed in the UK,...
a year ago
The Eurasian Curlew is designated as ‘Near-Threatened’ by IUCN/BirdLife. It is Red-listed in the UK, largely due to a rapid decline in breeding numbers. In this context, the fact that there are a few pink squares (indicating increased numbers) on the map showing breeding...
Math Is Still...
Some Neural Networks Learn Language Like Humans
Researchers uncover striking parallels in the ways that humans and machine learning models acquire...
a year ago
Researchers uncover striking parallels in the ways that humans and machine learning models acquire language skills.
The post Some Neural Networks Learn Language Like Humans first appeared on Quanta Magazine
Asterisk
The Next Revolution in Animal Agriculture
The technologies of precision livestock farming could reshape animal agriculture. How will that go...
5 months ago
The technologies of precision livestock farming could reshape animal agriculture. How will that go for the animals?
NeuroLogica Blog
Should Japan Release Radioactive Water Into The Pacific?
Japan is planning on releasing treated radioactive water from the Fukushima nuclear accident into...
a year ago
Japan is planning on releasing treated radioactive water from the Fukushima nuclear accident into the ocean. They claim this will be completely safe, but there are protests going on in both Japan and South Korea, and China has just placed a ban on seafood from Japan. In a perfect...
Chris Grossack's...
Talk -- What is Factorization Homology?
I was recently invited to speak at the AMS Sectional in
Tallahassee, Florida. In particular, at the...
9 months ago
I was recently invited to speak at the AMS Sectional in
Tallahassee, Florida. In particular, at the special session on
Homotopy Theory and Category Theory in Interaction. The
conference was this weekend, and I’m typing this up on my
plane ride home. I had a great time, and...
symmetry magazine
A collaboration pairs Fermilab with fashion students
Fashion students at the College of DuPage successfully designed gear to protect Fermilab’s SPOT...
a year ago
Fashion students at the College of DuPage successfully designed gear to protect Fermilab’s SPOT robot from radioactive dust.
In a recent demonstration for Engineers Week in Chicago, an engineering physicist took the stage accompanied by an unusual guest: a...
The Works in...
Making architecture easy
Architecture is inherently public, which means buildings should be agreeable, not unpopular works of...
a month ago
Architecture is inherently public, which means buildings should be agreeable, not unpopular works of genius
Math Is Still...
The Tiny Physics Behind Immense Cosmic Eruptions
A new theory describes how particle interactions fuel fast magnetic reconnection, the process behind...
a year ago
A new theory describes how particle interactions fuel fast magnetic reconnection, the process behind solar flares and other astrophysical jets.
The post The Tiny Physics Behind Immense Cosmic Eruptions first appeared on Quanta Magazine
NeuroLogica Blog
Will AI Make Work Redundant?
Artificial Intelligence (AI) is coming for your job. This, at least, is increasingly conventional...
a year ago
Artificial Intelligence (AI) is coming for your job. This, at least, is increasingly conventional wisdom, but I’m not so sure. In a recent interview, Elon Musk predicted that AI would “make paid work redundant.” I encountered the same opinion watching the latest season of...
Asterisk
Pew Problems
A conversation about religion, fertility, and the American family.
a year ago
A conversation about religion, fertility, and the American family.
NeuroLogica Blog
New Type of Black Hole Discovered
ESA’s Gaia orbital telescope has recently discovered two new black holes. This, in itself, is not...
a year ago
ESA’s Gaia orbital telescope has recently discovered two new black holes. This, in itself, is not surprising, as that is Gaia’s mission – to precisely map the three-dimensional position of two billion objects in our galaxy, using three separate instruments. The process is called...
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...
The Works in...
Introducing Gentle Density
A new series from Works in Progress
a year ago
A new series from Works in Progress
The Works in...
Growing Forests
As countries develop, deforestation drops
a year ago
As countries develop, deforestation drops
Stephen Wolfram...
Computing the Eclipse: Astronomy in the Wolfram Language
Basic Eclipse Computation It’s taken millennia to get to the point where it’s possible to accurately...
8 months ago
Basic Eclipse Computation It’s taken millennia to get to the point where it’s possible to accurately compute eclipses. But now—as a tiny part of making “everything in the world” computable—computation about eclipses is just a built-in feature of the Wolfram Language. The core...
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......
Interaction Magic -...
The last design you'll ever make
Designing from cradle to grave is no longer good enough. We need to postpone that grave as long as...
over a year ago
Designing from cradle to grave is no longer good enough. We need to postpone that grave as long as possible. This is how to design for a right to repair.
Math Is Still...
To See Black Holes in Stunning Detail, She Uses ‘Echoes’ Like a Bat
The astrophysicist Erin Kara measures time lags in black holes’ X-ray glows, which reveal the...
10 months ago
The astrophysicist Erin Kara measures time lags in black holes’ X-ray glows, which reveal the complexity of the objects’ closest surroundings.
The post To See Black Holes in Stunning Detail, She Uses ‘Echoes’ Like a Bat first appeared on Quanta Magazine
The Roots of...
What I’ve been reading, June 2023
A monthly feature. As usual, recent blog posts and news stories are omitted from this; you can find...
a year ago
A monthly feature. As usual, recent blog posts and news stories are omitted from this; you can find them in my links digests. In all quotes below, any emphasis in bold was added by me.
Books
Thomas S. Ashton, The Industrial Revolution, 1760–1830 (1948). A classic in the field,...
Blog - Practical...
How French Drains Work
[Note that this article is a transcript of the video embedded above.]
In February of 2017, one of...
4 months ago
[Note that this article is a transcript of the video embedded above.]
In February of 2017, one of the largest spillways in the world, the one at Oroville Dam in northern California, was severely damaged during releases from heavy rain. You might remember this. I made a video...
Math Is Still...
How Randomness Improves Algorithms
Unpredictability can help computer scientists solve otherwise intractable problems.
The...
a year ago
Unpredictability can help computer scientists solve otherwise intractable problems.
The post How Randomness Improves Algorithms first appeared on Quanta Magazine
ToughSF
Space Tethers: Stringing up the Solar System
All the methods we have used to reach space so far have been subject to the Tsiolkovsky rocket...
over a year ago
All the methods we have used to reach space so far have been subject to the Tsiolkovsky rocket equation - propellant must be ejected and more and more of it is needed to go further.
What if we could break that equation with rotating orbital tethers?
The tether
I have worked...
nanoscale views
Some recent papers of interest
A couple of recent papers that seem interesting and I need to read more closely:
This paper in...
a year ago
A couple of recent papers that seem interesting and I need to read more closely:
This paper in Nature, a collaboration between folks at Ohio University and Argonne, is a neat combination of scanning tunneling microscopy and (synchrotron-enabled) resonant x-ray absorption. The...
Math Is Still...
A Close-Up View Reveals the ‘Melting’ Point of an Infinite Graph
Just as ice melts to water, graphs undergo phase transitions. Two mathematicians showed that they...
a year ago
Just as ice melts to water, graphs undergo phase transitions. Two mathematicians showed that they can pinpoint such transitions by examining only local structure.
The post A Close-Up View Reveals the ‘Melting’ Point of an Infinite Graph first appeared on Quanta...
NeuroLogica Blog
The Potential of AI + CRISPR
In my book, which I will now shamelessly promote – The Skeptics’ Guide to the Future – my coauthors...
3 months ago
In my book, which I will now shamelessly promote – The Skeptics’ Guide to the Future – my coauthors and I discuss the incredible potential of information-based technologies. As we increasingly transition to digital technology, we can leverage the increasing power of computer...
Math Is Still...
How Failure Has Made Mathematics Stronger
The topologist Danny Calegari discusses the inevitability of disappointment in math, and how to...
7 months ago
The topologist Danny Calegari discusses the inevitability of disappointment in math, and how to learn from it.
The post How Failure Has Made Mathematics Stronger first appeared on Quanta Magazine
NeuroLogica Blog
Hybrid Biopolymer Transistors – Implications for Brain Machine Interface
There are several technologies which seem likely to be transformative in the coming decades. Genetic...
a year ago
There are several technologies which seem likely to be transformative in the coming decades. Genetic bioengineering gives us the ability to control the basic machinery of life, including ourselves. Artificial intelligence is a suite of active, learning, information tools....
Andrew Fraknoi –...
Injecting Caution Into Media Reports of Northern Lights as far South as California
Friday, May 10, there was a lot of discussion on the news, on social media, and on different web...
7 months ago
Friday, May 10, there was a lot of discussion on the news, on social media, and on different web sites about storms on the Sun that are unleashing great outbursts of radiation and particles, some of them toward Earth. The fact that we are seeing such “space weather” now certainly...
NeuroLogica Blog
First Mission To Remove Space Debris
I know you don’t need one more thing to worry about, but I have already written about the growing...
a year ago
I know you don’t need one more thing to worry about, but I have already written about the growing problem of space debris. At least this update is about a mission to help clear some of that debris – ClearSpace-1. This is an ESA mission which they contracted out to a Swiss...
Asterisk
The Devil in the Details: Matthew Desmond’s Poverty by America
Matthew Desmond’s Poverty, by America is one of the most celebrated books on the subject....
a year ago
Matthew Desmond’s Poverty, by America is one of the most celebrated books on the subject. Unfortunately, carelessness about the ways we measure poverty undercuts its main argument.
Confessions of a...
My Teaching Philosophy
As mentioned previously, I need to complete a teaching portfolio over my year as a lecturing intern...
over a year ago
As mentioned previously, I need to complete a teaching portfolio over my year as a lecturing intern as part of the PTIS scheme. Central to this portfolio is a personal teaching philosophy, detailing why teaching is important to me, what my objectives are as a teacher, what...
The Works in...
Notes on Progress: A winter's tale
Melting snow can make the season easier
a year ago
Melting snow can make the season easier
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...
Math Is Still...
The ‘Beautiful Confusion’ of the First Billion Years Comes Into View
Astronomers are reveling in the James Webb Space Telescope’s discoveries about the formative epoch...
2 months ago
Astronomers are reveling in the James Webb Space Telescope’s discoveries about the formative epoch of cosmic history.
The post The ‘Beautiful Confusion’ of the First Billion Years Comes Into View first appeared on Quanta Magazine
The Works in...
How to start an advance market commitment
A practical guide from the founders of Frontier
6 months ago
A practical guide from the founders of Frontier
Damn Interesting
Lofty Ambitions
One summer day in 1933, in a brief pocket of time between the two World Wars, a British man named...
over a year ago
One summer day in 1933, in a brief pocket of time between the two World Wars, a British man named Maurice Wilson clutched the stick of his tiny, open air biplane and watched his fuel gauge dwindle. He had only learned to fly two months earlier, but inexperience was not his...
Quantum Frontiers
Caltech’s Ginsburg Center
Editor’s Note: On 10 August 2023, Caltech celebrated the groundbreaking for the Dr. Allen and...
a year ago
Editor’s Note: On 10 August 2023, Caltech celebrated the groundbreaking for the Dr. Allen and Charlotte Ginsburg Center for Quantum Precision Measurement, which will open in 2025. At a lunch following the ceremony, John Preskill made these remarks. Hello everyone. … Continue...
nanoscale views
What is turbulence? (And why are helicopters never quiet?)
Fluid mechanics is very often left out of the undergraduate physics curriculum. This is a shame, as...
6 months ago
Fluid mechanics is very often left out of the undergraduate physics curriculum. This is a shame, as it's very interesting and directly relevant to many broad topics (atmospheric science, climate, plasma physics, parts of astrophysics). Fluid mechanics is a great example of how...
NeuroLogica Blog
Serial Dependence Bias
As I have discussed numerous times on this blog, our brains did not evolve to be optimal precise...
a year ago
As I have discussed numerous times on this blog, our brains did not evolve to be optimal precise perceivers and processors of information. Here is an infographic showing 188 documents cognitive biases. These biases are not all bad – they are tradeoffs. Evolutionary forces care...
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.
Beautiful Public...
The Army and Navy Style Guides
These fascinating Army and Navy brand style guides define the look, feel and voice of our armed...
a year ago
These fascinating Army and Navy brand style guides define the look, feel and voice of our armed forces.
Melting Asphalt
A Natural History of Beauty
A mashup of ideas from David Deutsch, Geoffrey Miller, and Richard Prum, with a little César Hidalgo...
over a year ago
A mashup of ideas from David Deutsch, Geoffrey Miller, and Richard Prum, with a little César Hidalgo thrown in for good measure. —— Of all the problems that can plague a discussion of beauty — and there are several — perhaps…
Read more ›
Blog - Practical...
How Long Would Society Last During a Total Grid Collapse?
[Note that this article is a transcript of the video embedded above.]
In February 2021, a winter...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In February 2021, a winter storm that swept through Texas caused one of the most severe power crises in American history. The cold weather created shockingly high electricity demands as people tried to keep...
Out-of-Pocket Blog
Particle Health And Pulling Patient Data | Out-Of-Pocket
One API, one dream
a year ago
Math Is Still...
Mathematical Thinking Isn’t What You Think It Is
The mathematician David Bessis claims that everyone is capable of, and can benefit greatly from,...
a month ago
The mathematician David Bessis claims that everyone is capable of, and can benefit greatly from, mathematical thinking.
The post Mathematical Thinking Isn’t What You Think It Is first appeared on Quanta Magazine
Interaction Magic -...
The UX of LEGO Interface Panels
LEGO interface panels are beautiful, iconic, and great for learning interface design basics. I...
over a year ago
LEGO interface panels are beautiful, iconic, and great for learning interface design basics. I bought 52 of them from BrickLink to explore the design, layout and organisation of complex interfaces.
nanoscale views
2024 version: Advice on choosing a graduate school
It's been four years since I posted the previous version of this, so it feels like the time is right...
10 months ago
It's been four years since I posted the previous version of this, so it feels like the time is right for an update.
This is written on the assumption that you have already decided, after careful consideration, that you want to get an advanced degree (in physics, though much of...
Drew Ex Machina
GOES Video of Solar Eclipse – October 14, 2023
Solar eclipses have fascinated humanity since ancient times and the annular eclipse of October 14,...
a year ago
Solar eclipses have fascinated humanity since ancient times and the annular eclipse of October 14, 2023 was no different. Unlike a total solar eclipse where the […]
Math Is Still...
Memories Help Brains Recognize New Events Worth Remembering
Memories may affect how well the brain will learn about future events by shifting our perceptions of...
a year ago
Memories may affect how well the brain will learn about future events by shifting our perceptions of the world.
The post Memories Help Brains Recognize New Events Worth Remembering first appeared on Quanta Magazine
NeuroLogica Blog
JET Fusion Experiment Sets New Record
Don’t get excited. It’s always nice to see incremental progress being made with the various fusion...
10 months ago
Don’t get excited. It’s always nice to see incremental progress being made with the various fusion experiments happening around the world, but we are still a long way off from commercial fusion power, and this experiment doesn’t really bring us any close, despite the headlines....
Uncharted...
10 Other Places Where Geniuses Hide
Groups, networks, the Internet, IQ, state sponsorship, and many more
a week ago
Groups, networks, the Internet, IQ, state sponsorship, and many more
Wanderingspace
Triton Image from Voyager Colored
Nice update to an old Voyager image with colors added based on actual colors captured in other...
over a year ago
Nice update to an old Voyager image with colors added based on actual colors captured in other images. See original post here by Jason Major.
The Roots of...
Four lenses on AI risks
All powerful new technologies create both benefits and risks: cars, planes, drugs, radiation. AI is...
a year ago
All powerful new technologies create both benefits and risks: cars, planes, drugs, radiation. AI is on a trajectory to become one of the most powerful technologies we possess; in some scenarios, it becomes by far the most powerful. It therefore will create both extraordinary...
Math Is Still...
Risky Giant Steps Can Solve Optimization Problems Faster
New results break with decades of conventional wisdom for the gradient descent algorithm. ...
a year ago
New results break with decades of conventional wisdom for the gradient descent algorithm.
The post Risky Giant Steps Can Solve Optimization Problems Faster first appeared on Quanta Magazine
nanoscale views
APS March Meeting 2024, Day 3
My highlights today are a bit thin, because I was fortunate enough to spend time catching up with...
9 months ago
My highlights today are a bit thin, because I was fortunate enough to spend time catching up with collaborators and old friends, but here goes:
Pedram Roushan from Google gave an interesting talk about noisy intermediate-scale quantum experiments for simulation. He showed some...
nanoscale views
Getting light out of plasmonic tunnel junctions - the sequel
A couple of years ago I wrote about our work on "above threshold" light emission in planar metal...
over a year ago
A couple of years ago I wrote about our work on "above threshold" light emission in planar metal tunnel junctions. In that work, we showed that in a planar tunnel junction, you can apply a bias voltage \(V\) and get lots of photons out at energies quite a bit greater than...
Math Is Still...
What Your Brain Is Doing When You’re Not Doing Anything
When your mind is wandering, your brain’s “default mode” network is active. Its discovery 20 years...
10 months ago
When your mind is wandering, your brain’s “default mode” network is active. Its discovery 20 years ago inspired a raft of research into networks of brain regions and how they interact with each other.
The post What Your Brain Is Doing When You’re Not Doing Anything...
NeuroLogica Blog
Coaching with Empathy
The show Ted Lasso is about to wrap up its final season. I am one of the many people who really...
a year ago
The show Ted Lasso is about to wrap up its final season. I am one of the many people who really enjoy the show, which turns on a group of likable people helping each other through various life challenges with care and empathy. Lasso is an American college football coach who was...
Damn Interesting
The Unceasing Cessna Hacienda
Warren “Doc” Bayley was a man of the people. When he and his wife Judy opened their Las Vegas resort...
over a year ago
Warren “Doc” Bayley was a man of the people. When he and his wife Judy opened their Las Vegas resort in 1956, Bayley had no plans to compete with the flashier, corporate casinos at the center of the Strip. Instead, the Hacienda Hotel catered to families, as well as to locals who...
Asterisk
Half A Million Kinksters Can’t Be Wrong
The story of how one independent researcher conducted the largest-ever survey on fetishes, and what...
a year ago
The story of how one independent researcher conducted the largest-ever survey on fetishes, and what it has to teach us about sex, pleasure, and social science methodology.
Explorations of an...
The Terror Bird's Relative
January 21, 2023
Laura and I left Salta before dawn so that we could be at our first birding...
a year ago
January 21, 2023
Laura and I left Salta before dawn so that we could be at our first birding location nice and early. The forecasted weather would be few degrees warmer than normal summer temperatures, and we wanted to make the most of our morning.
Our goal for the day was to...
Out-of-Pocket Blog
But actually good 2024 predictions | Out-Of-Pocket
I know, enough predictions. But these are good!
a year ago
I know, enough predictions. But these are good!
Out-of-Pocket Blog
Some Thoughts On Startups Overpromising | Out-Of-Pocket
the role RFPs play, how it's difficult to define patient harm, and more
9 months ago
the role RFPs play, how it's difficult to define patient harm, and more
Eukaryote Writes...
Eukaryote writes for Asterisk Magazine
See my piece on the history of microbiology and the vast, invisible worlds that come into focus...
2 months ago
See my piece on the history of microbiology and the vast, invisible worlds that come into focus every time we figure out how to look closer: Through the Looking Glass, and What Zheludev et al. (2024) Found There at Asterisk Magazine I’ve written for Asterisk before: What I won’t...
Math Is Still...
How the Brain Protects Itself From Blood-Borne Threats
To buffer the brain against menaces in the blood, a dynamic, multi-tiered system of protection is...
a year ago
To buffer the brain against menaces in the blood, a dynamic, multi-tiered system of protection is built into the brain’s blood vessels.
The post How the Brain Protects Itself From Blood-Borne Threats first appeared on Quanta Magazine
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....
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...
Asterisk
Through the Looking Glass, and What Zheludev et al. (2024) Found There
Every time microbiologists develop a new way of looking, they find that there’s more to see than...
5 months ago
Every time microbiologists develop a new way of looking, they find that there’s more to see than they expected.
Out-of-Pocket Blog
Time Toxicity - A Real-World Example | Out-Of-Pocket
Being sick is already annoying, now I gotta spend time on the phone???
11 months ago
Being sick is already annoying, now I gotta spend time on the phone???
Math Is Still...
Brain’s ‘Background Noise’ May Explain Value of Shock Therapy
Electroconvulsive therapy is highly effective in treating major depressive disorder, but no one...
9 months ago
Electroconvulsive therapy is highly effective in treating major depressive disorder, but no one knows why it works. New research suggests it may restore balance between excitation and inhibition in the brain.
The post Brain’s ‘Background Noise’ May Explain Value of...
Uncharted...
What Is the Earth’s Carrying Capacity?
Most "experts" don't understand technology or economics
a month ago
Most "experts" don't understand technology or economics
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
Explorations of an...
Monsoon Season In Arizona, Part 5: Portal Back To Phoenix
September 4, 2024
Our day began with coffee and breakfast on the deck, watching the bird feeders hum...
2 months ago
September 4, 2024
Our day began with coffee and breakfast on the deck, watching the bird feeders hum with activity. It was, sadly, our final morning in this region and we packed up and headed out. It would have been nice to have an extra night or two here, though you could say...
Math Is Still...
‘Species Repulsion’ Enables High Biodiversity in Tropical Trees
Because tree seedlings don’t grow as well when close to their parents, more tree species can be...
a year ago
Because tree seedlings don’t grow as well when close to their parents, more tree species can be packed into tropical forests.
The post ‘Species Repulsion’ Enables High Biodiversity in Tropical Trees first appeared on Quanta Magazine
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?
Probably...
What does “strength” mean?
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
8 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. corr_trend What does “strength” mean?¶ Here’s a question from the Reddit statistics forum. I am currently doing a uni assignment...
brr
South Pole Arrival
Flying to the bottom of the world!
over a year ago
Flying to the bottom of the world!
Math Is Still...
How to Build an Origami Computer
Two mathematicians have shown that origami can, in principle, be used to perform any possible...
10 months ago
Two mathematicians have shown that origami can, in principle, be used to perform any possible computation.
The post How to Build an Origami Computer first appeared on Quanta Magazine
NeuroLogica Blog
Harvesting Energy from Water Vapor
I did not plan to write yet another post about energy, but this popped up and I had to write about...
a year ago
I did not plan to write yet another post about energy, but this popped up and I had to write about it. UMASS researchers have produced a device that generates electricity by harvesting charge from water vapor. They write: The common feature of these materials is that they are...
Damn Interesting
The Mount St. Helens Trespasser
The Washington state deputy sheriff looked suspiciously at the motorcycle strapped to the back of...
over a year ago
The Washington state deputy sheriff looked suspiciously at the motorcycle strapped to the back of the odd little French car. The motorcycle was a recently repaired Honda 90, sporting a fresh coat of grey spray paint. The driver, Robert Rogers, kept a neutral expression as the...
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
nanoscale views
Scientific travel
Particularly in these post-pandemic, climate-change-addled, zoom-enabled times, I appreciate the...
a year ago
Particularly in these post-pandemic, climate-change-addled, zoom-enabled times, I appreciate the argument that it's always worth asking, "Is this trip really necessary?" We are in the age of remote work and zoom seminars that are attended by people from all over the world. Is...
Beautiful Public...
Mapping Volcano Eruptions With Drones
Drones have become an essential tool to map, measure and observe the extremely dangerous...
a year ago
Drones have become an essential tool to map, measure and observe the extremely dangerous environments surrounding volcanic eruptions.
Out-of-Pocket Blog
Radiology, Residency, and Physician Tools with Henry Li | Out-Of-Pocket
What's actually happening in the hospital?
a year ago
What's actually happening in the hospital?
IEEE Spectrum
Fakes: Not an Internet Thing, a Human Thing
Every day, as the Internet becomes more indispensable to modern life, the drawbacks of deep...
a year ago
Every day, as the Internet becomes more indispensable to modern life, the drawbacks of deep engagement with the virtual realm capture as much attention as the wide-ranging benefits. On the Internet, of course, anyone can in all too many forums pretty much say anything—regardless...
brr
Brr Wants A Job
8 months post-ice, it's time for something new!
5 months ago
8 months post-ice, it's time for something new!
Out-of-Pocket Blog
New Health Plans Need New Operating Systems with Flume Health | Out-Of-Pocket
this claim is automatic, programmatic, hypnotic, funky fresh
a year ago
this claim is automatic, programmatic, hypnotic, funky fresh
Cremieux Recueil
The Worst Argument Against Ozempic
Unfortunately, being skinny might require effort
3 months ago
Unfortunately, being skinny might require effort
Chris Grossack's...
A truly incredible fact about the number 37
So I was on math stackexchange the other day, and I saw a cute post
looking for a book which lists,...
a year ago
So I was on math stackexchange the other day, and I saw a cute post
looking for a book which lists, for many many integers, facts that Ramanujan
could have told Hardy if he’d taken a cab other than 1729. A few days ago
OP answered their own question, saying that the book in...
Probably...
Regrets and Regression
It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
5 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. standardize Standardization and Normalization¶ Here’s a question from the Reddit statistics forum. I want to write a research...
NeuroLogica Blog
Reconductoring our Electrical Grid
Over the weekend when I was in Dallas for the eclipse, I ran into a local businessman who works in...
8 months ago
Over the weekend when I was in Dallas for the eclipse, I ran into a local businessman who works in the energy sector, mainly involved in new solar projects. This is not surprising as Texas is second only to California in solar installation. I asked him if he is experiencing a...
Math Is Still...
New Proof Threads the Needle on a Sticky Geometry Problem
A new proof marks major progress toward solving the Kakeya conjecture, a deceptively simple question...
a year ago
A new proof marks major progress toward solving the Kakeya conjecture, a deceptively simple question that underpins a tower of conjectures.
The post New Proof Threads the Needle on a Sticky Geometry Problem first appeared on Quanta Magazine
NeuroLogica Blog
AI Copilots Are Coming
I’m going to do something I rarely do and make a straight-up prediction – I think we are close to...
2 months ago
I’m going to do something I rarely do and make a straight-up prediction – I think we are close to having AI apps that will function as our all-purpose digital assistants. That’s not really a tough call, we already have digital assistants and they are progressing rapidly. So I am...
Math Is Still...
How Quickly Do Large Language Models Learn Unexpected Skills?
A new study suggests that so-called emergent abilities actually develop gradually and predictably,...
10 months ago
A new study suggests that so-called emergent abilities actually develop gradually and predictably, depending on how you measure them.
The post How Quickly Do Large Language Models Learn Unexpected Skills? first appeared on Quanta Magazine
Damn Interesting
Devouring the Heart of Portugal
On the morning of Thursday, 04 December 1924, a tall and well-dressed Dutch trader named Karel...
over a year ago
On the morning of Thursday, 04 December 1924, a tall and well-dressed Dutch trader named Karel Marang strolled along Great Winchester Street in the City of London, among the bustling crowds of bankers and brokers of the business district, unaware that the parcel he carried held...
Out-of-Pocket Blog
The Engineering Behind Healthcare LLMs with Abridge | Out-Of-Pocket
What kinds of challenges come up with creating a speech-to-text gen AI product?
3 months ago
What kinds of challenges come up with creating a speech-to-text gen AI product?
NeuroLogica Blog
3D Printing With Metallic Gel
One of the futuristic technologies that I find most promising is 3D printing (additive...
a year ago
One of the futuristic technologies that I find most promising is 3D printing (additive manufacturing). 3D printing has already created a revolution in manufacturing, but I think the general public does not have a high awareness of this technology because it is not yet at the...
Quantum Frontiers
Discoveries at the Dibner
This past summer, our quantum thermodynamics research group had the wonderful opportunity to visit...
10 months ago
This past summer, our quantum thermodynamics research group had the wonderful opportunity to visit the Dibner Rare Book Library in D.C. Located in a small corner of the Smithsonian National Museum of American History, tucked away behind flashier exhibits, the Dibner is … Continue...
nanoscale views
Large magnetic fields as a scientific tool
When I was at Berkeley at the beginning of the week to give a seminar, I was fortunate enough to...
10 months ago
When I was at Berkeley at the beginning of the week to give a seminar, I was fortunate enough to overlap with their departmental physics colloquium by Greg Boebinger, an accomplished scientist who is also an extremely engaging and funny speaker. Since 2004 he has been the...
Drew Ex Machina
Top Ten Posts of 2023
Now that we are at the end of 2023, it is time to look back at this year’s material published on...
11 months ago
Now that we are at the end of 2023, it is time to look back at this year’s material published on Drew Ex Machina and see […]
Beautiful Public...
Highway Photologs
Highway departments all around the country had "photolog" programs, some dating back as early as...
over a year ago
Highway departments all around the country had "photolog" programs, some dating back as early as 1961. Each year, specially tricked out vans would drive each mile of state road snapping photos to document the status of roadways.
Math Is Still...
Are There Reasons to Believe in a Multiverse?
Several areas of physics suggest reasons to think that unobservable universes with different natural...
a year ago
Several areas of physics suggest reasons to think that unobservable universes with different natural laws could lie beyond ours. The theoretical physicist David Kaplan talks with Steven Strogatz about the mysteries that a multiverse would solve.
The post Are There...
Blog - Practical...
How Fish Survive Hydro Turbines
[Note that this article is a transcript of the video embedded above.]
Most of the largest dams in...
9 months ago
[Note that this article is a transcript of the video embedded above.]
Most of the largest dams in the US were built before we really understood the impacts they would have on river ecosystems. Or at least they were built before we were conscientious enough to weigh those impacts...
Uncharted...
The Earth Is Better with More People
A world with 2 billion people would be decaying, poor, brutal, violent, hopeless. With 100B, it...
3 weeks ago
A world with 2 billion people would be decaying, poor, brutal, violent, hopeless. With 100B, it would be rich, beautiful, vibrant, peaceful, hopeful.
Drew Ex Machina
NASA’s Explorer 18: The First Interplanetary Monitoring Platform
Among the greatest scientific achievements of the opening years of the Space Age was the...
a year ago
Among the greatest scientific achievements of the opening years of the Space Age was the characterization of Earth’s magnetic field and the discovery of what became […]
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
Math Is Still...
Andreas Wagner Pursues the Secrets to Evolutionary Success
Why did mammals, grasses and some other groups of organisms explode in diversity only after millions...
a year ago
Why did mammals, grasses and some other groups of organisms explode in diversity only after millions of years? The evolutionary biologist Andreas Wagner plumbs the secrets of those “sleeping beauties.”
The post Andreas Wagner Pursues the Secrets to Evolutionary...
nanoscale views
The fusion story of the day
There is a press conference going on right now announcing a breakthrough at the National Ignition...
over a year ago
There is a press conference going on right now announcing a breakthrough at the National Ignition Facility at Livermore. The NIF is an inertial confinement fusion facility that uses 192 laser beams to compress a fuel pellet containing deuterium and tritium. The pellet is...
NeuroLogica Blog
Some Climate Change Trends and Thoughts
Climate change is a challenging issue on multiple levels – it’s challenging for scientists to...
2 weeks ago
Climate change is a challenging issue on multiple levels – it’s challenging for scientists to understand all of the complexities of a changing climate, it’s difficult to know how to optimally communicate to the public about climate change, and of course we face an enormous...
NeuroLogica Blog
Regret After Transitioning
In my last post I noted that even mentioning general vague support for the LGBTQ community was...
a year ago
In my last post I noted that even mentioning general vague support for the LGBTQ community was enough to trigger very specific feedback, often making erroneous scientific claims. Each claim requires a deep dive and article-length discussion. Even though the discussion that...
Blog - Practical...
What Really Happened During the Yellowstone Park Flood?
[Note that this article is a transcript of the video embedded above.]
Every year, a deluge of...
over a year ago
[Note that this article is a transcript of the video embedded above.]
Every year, a deluge of tourists stream into Yellowstone National Park, America’s first and possibly most famous national park, and (I would argue) one of the most beautiful and geographically rich places on...
NeuroLogica Blog
A Greener Li-Ion Battery
It is increasingly obvious that battery technology is one of the keys to transitioning our...
6 months ago
It is increasingly obvious that battery technology is one of the keys to transitioning our civilization away from burning fossil fuels. Batteries facilitate the use of cheap, green, but intermittent energy sources. They also allow for the electrification of technology sectors...
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
Inverted Passion
Getting things done by not trying
I recently finished a very short book with an intriguing title: Why Greatness Cannot be Planned....
2 months ago
I recently finished a very short book with an intriguing title: Why Greatness Cannot be Planned. It’s an unconventional self-help book disguised as a computer science research exposition (that’s why the publisher is Springer). I strongly recommend reading it. Here is a taste of...
NeuroLogica Blog
Boeing Starliner Launches Soon
If all goes well, Boeing’s Starliner capsule will launch on Monday May 6th with two crew members...
7 months ago
If all goes well, Boeing’s Starliner capsule will launch on Monday May 6th with two crew members aboard, Butch Wilmore and Suni Williams, who will be spending a week aboard the ISS. This is the last (hopefully) test of the new capsule, and if successful it will become officially...
Interaction Magic -...
Modelling my brain
A 22 hour medical experiment breathing 12% oxygen, and the 7000 images of my brain that came out of...
over a year ago
A 22 hour medical experiment breathing 12% oxygen, and the 7000 images of my brain that came out of it.
Out-of-Pocket Blog
Provider Directories, Physician data, and Ribbon Health | Out-Of-Pocket
why can't I find any important info about my doctor lol
a year ago
why can't I find any important info about my doctor lol
Stephen Wolfram...
Can AI Solve Science?
Note: Click any diagram to get Wolfram Language code to reproduce it. Wolfram Language code for...
9 months ago
Note: Click any diagram to get Wolfram Language code to reproduce it. Wolfram Language code for training the neural nets used here is also available (requires GPU). Won’t AI Eventually Be Able to Do Everything? Particularly given its recent surprise successes, there’s a somewhat...
Melting Asphalt
Outbreak
Harry Stevens at The Washington Post recently published a very elegant simulation of how a disease...
over a year ago
Harry Stevens at The Washington Post recently published a very elegant simulation of how a disease like COVID-19 spreads. If you haven't already, I highly recommend checking it out. Today I want to follow up with something I've been working…
Read more ›
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...
Drew Ex Machina
Failure to Launch: The First Moon Race 1958-60
While it has been a few months since I have published a new post on the Drew Ex Machina website,...
a year ago
While it has been a few months since I have published a new post on the Drew Ex Machina website, that doesn’t mean that I haven’t […]
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?
Quantum Frontiers
What geckos have to do with quantum computing
When my brother and I were little, we sometimes played video games on weekend mornings, before our...
12 months ago
When my brother and I were little, we sometimes played video games on weekend mornings, before our parents woke up. We owned a 3DO console, which ran the game Gex. Gex is named after its main character, a gecko. Stepping … Continue reading →
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 […]
IEEE Spectrum
How Vannevar Bush Engineered the 20th Century
In the summer of 1945, Robert J. Oppenheimer and other key members of the Manhattan Project gathered...
6 months ago
In the summer of 1945, Robert J. Oppenheimer and other key members of the Manhattan Project gathered in New Mexico to witness the first atomic bomb test. Among the observers was Vannevar Bush, who had overseen the Manhattan Project and served as the sole liaison to U.S. President...
Asterisk
Sins of the Children
The circle of life on Chelicer 14d.
5 months ago
The circle of life on Chelicer 14d.
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...
IEEE Spectrum
The Battle for Better, Broader, More Inclusive AI
AI’s inclusivity problem is no secret. According to the ACLU, AI systems can perpetuate housing...
10 months ago
AI’s inclusivity problem is no secret. According to the ACLU, AI systems can perpetuate housing discrimination and bias in the justice system, among other harms. Bias in the data an AI model relies on is reproduced in its results.
Large Language Models (LLMs) share this problem;...
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...
Out-of-Pocket Blog
Actually good 2024 healthcare predictions | Out-Of-Pocket
I know, enough predictions. But these are good!
a year ago
I know, enough predictions. But these are good!
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.
Math Is Still...
Secret Messages Can Hide in AI-Generated Media
In steganography, an ordinary message masks the presence of a secret communication. Humans can never...
a year ago
In steganography, an ordinary message masks the presence of a secret communication. Humans can never do it perfectly, but a new study shows it’s possible for machines.
The post Secret Messages Can Hide in AI-Generated Media first appeared on Quanta Magazine
brr
Pressure Altitude
Day-to-day variability at the South Pole.
a year ago
Day-to-day variability at the South Pole.
Explorations of an...
A Month In Northern Peru, Part 3: Lush Forests of Casupe (February 4, 2024)
February 4, 2024
We said our goodbyes to the owner of Eco Camping Racarrumi and hit the road at 6 AM...
9 months ago
February 4, 2024
We said our goodbyes to the owner of Eco Camping Racarrumi and hit the road at 6 AM sharp. We continued inland, away from the coast and towards the foothills, which is where we hoped to spend the morning birding. The landscape continued to change during our ~45...
Out-of-Pocket Blog
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
NeuroLogica Blog
Grief Tech
In the awesome show, Black Mirror, one episode features a young woman who lost her husband. In her...
7 months ago
In the awesome show, Black Mirror, one episode features a young woman who lost her husband. In her grief she turns to a company that promises to give her at least a partial experience of her husband. They sift through every picture, video, comment, and other online trace of the...
Math Is Still...
Is It Real or Imagined? How Your Brain Tells the Difference.
New experiments show that the brain distinguishes between perceived and imagined mental images by...
a year ago
New experiments show that the brain distinguishes between perceived and imagined mental images by checking whether they cross a “reality threshold.”
The post Is It Real or Imagined? How Your Brain Tells the Difference. first appeared on Quanta Magazine
The Roots of...
Links digest, 2023-10-12
I’ve been traveling for a while, so this is a long one, covering the last ~month. I tried to cut it...
a year ago
I’ve been traveling for a while, so this is a long one, covering the last ~month. I tried to cut it down, but there have been so many amazing announcements, opportunities, etc.! Feel free to skim and jump around:
From the Roots of Progress fellows
Connor O’Brien and Adam Ozimek...
NeuroLogica Blog
Quiet Supersonic Aircraft Ready for Testing
It was six years ago that I first wrote about NASA’s X-59 QueSST project, contracted to Lockheed...
a year ago
It was six years ago that I first wrote about NASA’s X-59 QueSST project, contracted to Lockheed Martin. Now the plane has finally been built and is ready for testing. At the time it was reported that NASA “had a design” for a quiet supersonic jet, one that would not create a...
Blog - Practical...
What's the Difference Between Paint and Coatings?
[Note that this article is a transcript of the video embedded above.]
There’s a popular myth that...
over a year ago
[Note that this article is a transcript of the video embedded above.]
There’s a popular myth that I’ve heard about several bridges (including the Golden Gate Bridge in San Francisco and the Forth Bridge in eastern Scotland) that they paint the structure continuously from end to...
Damn Interesting
The Kingpin of Shanghai
Respectable heads of state rarely admit to keeping company with gangsters. But in April 1927, about...
over a year ago
Respectable heads of state rarely admit to keeping company with gangsters. But in April 1927, about 15 years after the collapse of the last imperial dynasty, Chiang Kai-shek and China were at a crossroads. Chiang had followed a murky path to leadership of the Chinese Nationalist...
Math Is Still...
Debate May Help AI Models Converge on Truth
How do we know if a large language model is lying? Letting AI systems argue with each other may help...
a month ago
How do we know if a large language model is lying? Letting AI systems argue with each other may help expose the truth.
The post Debate May Help AI Models Converge on Truth first appeared on Quanta Magazine
Probably...
What size is that correlation?
This article is related to Chapter 6 of Probably Overthinking It, which is available for preorder...
a year ago
This article is related to Chapter 6 of Probably Overthinking It, which is available for preorder now. It is also related to a new course at Brilliant.org, Explaining Variation. Suppose you find a correlation of 0.36. How would you characterize it? I posed this question to the...
The Works in...
Notes on Progress: Thinking like a dog
How dog brains could save us from dementia
over a year ago
How dog brains could save us from dementia
The Roots of...
The American Information Revolution in Global Perspective
In “What if they gave an Industrial Revolution and nobody came?” I reviewed The British Industrial...
a year ago
In “What if they gave an Industrial Revolution and nobody came?” I reviewed The British Industrial Revolution in Global Perspective, by Robert Allen. In brief, Allen’s explanation for the Industrial Revolution is that Britain had high wages and cheap energy, which meant it was...
nanoscale views
Rice University Academy of Fellows postdoc opportunity, 2023
As I have posted in previous years, Rice has a university-wide endowed honorific postdoctoral...
over a year ago
As I have posted in previous years, Rice has a university-wide endowed honorific postdoctoral program called the Rice Academy of Fellows. Like all such things, it's very competitive. The new application listing has gone live here with a deadline of January 4, 2023. ...
Confessions of a...
A first step into the unknown world of academia…….
At the beginning of this blog I did promise to include some writings that would at least be...
over a year ago
At the beginning of this blog I did promise to include some writings that would at least be semi-useful (hopefully!) to future students hoping to move into a career in marine science; so here it goes! From today I am beginning a year long Postgraduate Teaching Internship at UWA....
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...
Out-of-Pocket Blog
GPT-3 x Healthcare: Democratizing AI | Out-Of-Pocket
ICD-10 vs. GPT-3, who will win?
a year ago
ICD-10 vs. GPT-3, who will win?
Willem Pennings
Fixing my heating system
The heating system in my apartment building consists of a group of heat pumps that deliver warm...
7 months ago
The heating system in my apartment building consists of a group of heat pumps that deliver warm water to the underfloor heating system of about a dozen apartments, including mine. During the warm summer months, the system supplies cool water instead. The heat pumps figure out...
NeuroLogica Blog
AI-Fueled Scams
Digital life is getting more dangerous. Literally every day I have to fend off attempts at scamming...
7 months ago
Digital life is getting more dangerous. Literally every day I have to fend off attempts at scamming me in one way or another. I get texts trying to lure me into responding. I get e-mails hoping I will click a malicious link on a reflex. I get phone calls from people warning me...
Cremieux Recueil
Just Pay Them Off
The International Longshoremen's Association is protecting people whose jobs are no longer...
2 months ago
The International Longshoremen's Association is protecting people whose jobs are no longer necessary. Stop fighting and just pay them so they go away.
Explorations of an...
A Month In Northern Peru, Part 2: Chiclayo area (February 3, 2024)
February 2, 2024
Traveling to Chiclayo in northern Peru isn't an easy endeavour. Luckily, we live...
9 months ago
February 2, 2024
Traveling to Chiclayo in northern Peru isn't an easy endeavour. Luckily, we live less than an hour from a major international airport - Pearson Airport in Toronto - but there are few direct flights between Toronto and Lima (and none that were affordable for us...
The Works in...
Communities of Practice: The Soul of Maintaining a New Machine
The first section of Ch. 3 of Stewart Brand’s Maintenance on Books in Progress
4 months ago
The first section of Ch. 3 of Stewart Brand’s Maintenance on Books in Progress
Cremieux Recueil
Eliminating Distractions in Longevity Research
Longevity maximizers should invest in biotechnology, not modifiable lifestyle factors
2 months ago
Longevity maximizers should invest in biotechnology, not modifiable lifestyle factors
Interaction Magic -...
3 tips for co-designing with kids
Designing future sports products with a group of 11 year olds.
a year ago
Designing future sports products with a group of 11 year olds.
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
NeuroLogica Blog
Science Communication About Controversial Issues
The world of science communication has changed dramatically over the last two decades, and it’s...
3 weeks ago
The world of science communication has changed dramatically over the last two decades, and it’s useful to think about those changes, both for people who generate and consume science communication. The big change, of course, is social media, which has disrupted journalism and...
Tikalon Blog by Dev...
Baseball Mud
A manufactured baseball has a smooth surface with very little friction, and this makes it hard for a...
6 months ago
A manufactured baseball has a smooth surface with very little friction, and this makes it hard for a baseball pitcher to throw with great accuracy. Pitchers in the early days of baseball enhanced the friction by several ad hoc techniques that included rubbing with tobacco juice...
Blog - Practical...
Why Bridges Don't Sink
[Note that this article is a transcript of the video embedded above.]
The essence of a bridge is not...
5 months ago
[Note that this article is a transcript of the video embedded above.]
The essence of a bridge is not just that it goes over something, but that there’s clear space underneath for a river, railway, or road. Maybe this is already obvious to you, but bridges present a unique...
brr
Mud Murdo
The beautiful ambiance of a McMurdo summer.
over a year ago
The beautiful ambiance of a McMurdo summer.
Blog - Practical...
Do Droughts Make Floods Worse?
[Note that this article is a transcript of the video embedded above.]
Do you remember the summer of...
a year ago
[Note that this article is a transcript of the video embedded above.]
Do you remember the summer of 2022 when a record drought had gripped not only a large part of the United States, but most of Europe too? Reservoirs were empty, wildfires spread, crop yields dropped, and rivers...
Drew Ex Machina
Apollo A-002: Testing the Limits of the Launch Escape System
One of the more dangerous parts of a space mission is launch which is why almost all crewed...
2 weeks ago
One of the more dangerous parts of a space mission is launch which is why almost all crewed spacecraft have had launch abort options to cover […]
Quantum Frontiers
The Noncommuting-Charges World Tour (Part 1 of 4)
Introduction: “Once Upon a Time”…with a twist Thermodynamics problems have surprisingly many...
10 months ago
Introduction: “Once Upon a Time”…with a twist Thermodynamics problems have surprisingly many similarities with fairy tales. For example, most of them begin with a familiar opening. In thermodynamics, the phrase “Consider an isolated box of particles” serves a similar purpose …...
The Roots of...
Can we “cure” cancer?
In an excellent recent essay on “big visions for biology,” Sam Rodriques writes:
Ask most biologists...
a year ago
In an excellent recent essay on “big visions for biology,” Sam Rodriques writes:
Ask most biologists about the cure for cancer, and they will tell you it doesn’t exist: cancer is many diseases that are mostly unrelated to each other, and that all have to be cured one at a...
Wanderingspace
Hope for Mars
Nothing really. Just a gorgeous image of Mars from the UAE Hope mission.
over a year ago
Nothing really. Just a gorgeous image of Mars from the UAE Hope mission.
symmetry magazine
Muon g-2 doubles down with latest measurement, explores uncharted territory
Fermilab's Muon g-2 experiment brings particle physics closer to a showdown between theory and...
a year ago
Fermilab's Muon g-2 experiment brings particle physics closer to a showdown between theory and experiment.
NeuroLogica Blog
Coal vs Natural Gas
In the last 18 years, since 2005, the US has decreased our CO2 emissions due to electricity...
a year ago
In the last 18 years, since 2005, the US has decreased our CO2 emissions due to electricity generation by 32%, 819 million metric tons of CO2 per year. Thirty percent of this decline can be attributed to renewable energy generation. But 65% is attributed to essentially replacing...
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...
brr
The Beer Can
Connecting old and new.
a year ago
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...
Casey Handmer's blog
Anti-aging tech fixes demographic collapse
With the latest studies on GLP-1 drugs showing not just a drop in all-cause mortality but also an...
3 months ago
With the latest studies on GLP-1 drugs showing not just a drop in all-cause mortality but also an apparent slowing of aging, I thought I’d write a quick note on how I think this technology, if it replicates, can drastically improve our lives. It’s hard to believe I’m writing...
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...
Casey Handmer's blog
Entrepreneurship changed the way I think
A quick note with some self reflection on the eve of my 37th year and after nearly three years of...
3 months ago
A quick note with some self reflection on the eve of my 37th year and after nearly three years of running a hardware start up. I never saw myself as a founder. At some point a few years ago I realized nearly all my friends were founders or managers of their own business, but I...
Math Is Still...
Chatbots Don’t Know What Stuff Isn’t
Today’s language models are more sophisticated than ever, but they still struggle with the concept...
a year ago
Today’s language models are more sophisticated than ever, but they still struggle with the concept of negation. That’s unlikely to change anytime soon.
The post Chatbots Don’t Know What Stuff Isn’t first appeared on Quanta Magazine
Out-of-Pocket Blog
How Much Info Should A Patient Get? | Out-Of-Pocket
A discussion question
a year ago
Sean Carroll
The Biggest Ideas in the Universe: Space, Time, and Motion
Just in case there are any blog readers out there who haven’t heard from other channels: I have a...
over a year ago
Just in case there are any blog readers out there who haven’t heard from other channels: I have a new book out! The Biggest Ideas in the Universe: Space, Time, and Motion is Volume One of a planned three-volume series. It grew out of the videos that I did in 2020, trying to offer...
The Works in...
Notes on Progress: In pursuit of decent coffee
No great stagnation in home espresso
a year ago
No great stagnation in home espresso
wadertales
Counting breeding shorebirds using listening devices
With more demands upon the space that is currently occupied by breeding waders, from developments...
2 weeks ago
With more demands upon the space that is currently occupied by breeding waders, from developments such as wind turbines and monoculture forestry, conservationists are often asked to assess the potential effects of landscape change. Do passive acoustic devices have a role to play...
Blog - Practical...
East Palestine Train Derailment Explained
[Note that this article is a transcript of the video embedded above.]
On the evening of Friday,...
a year ago
[Note that this article is a transcript of the video embedded above.]
On the evening of Friday, February 3, 2023, 38 of 149 cars of a Norfolk Southern Railway freight train derailed in East Palestine, Ohio. Five of the derailed cars were carrying vinyl chloride, a hazardous...
Math Is Still...
What Is Analog Computing?
You don’t need 0s and 1s to perform computations, and in some cases it’s better to avoid them. ...
4 months ago
You don’t need 0s and 1s to perform computations, and in some cases it’s better to avoid them.
The post What Is Analog Computing? first appeared on Quanta Magazine
The Works in...
Notes on Progress: Artificial flavoring
"Artificial" didn't scare Americans in the 19th century. Why does it scare us now?
a year ago
"Artificial" didn't scare Americans in the 19th century. Why does it scare us now?
The Roots of...
What I’ve been reading, September 2023
A quasi-monthly feature. Recent blog posts and news stories are generally omitted; you can find them...
a year ago
A quasi-monthly feature. Recent blog posts and news stories are generally omitted; you can find them in my links digests. I’ve been busy helping to choose the first cohort of our blogging fellowship, so my reading has been relatively light. All emphasis in bold in the quotes...
NeuroLogica Blog
Is The Boring Company Useful?
Elon Musk has a complicated legacy. Most people I encounter who bother to express an opinion tend to...
a year ago
Elon Musk has a complicated legacy. Most people I encounter who bother to express an opinion tend to be either a fan or hater. I am neither. He’s a complicated and flawed person who has accomplished some interesting things, but also has had some epic failures. People like a clean...
Math Is Still...
Simple Equation Predicts the Shapes of Carbon-Capturing Wetlands
To calculate the amount of carbon stored inside peatlands, researchers developed a unified theory of...
6 months ago
To calculate the amount of carbon stored inside peatlands, researchers developed a unified theory of “bog physics” applicable around the world.
The post Simple Equation Predicts the Shapes of Carbon-Capturing Wetlands first appeared on Quanta Magazine
Math Is Still...
The Surprisingly Simple Math Behind Puzzling Matchups
If Anna beats Benji in a game and Benji beats Carl, will Anna beat Carl?
The post The...
11 months ago
If Anna beats Benji in a game and Benji beats Carl, will Anna beat Carl?
The post The Surprisingly Simple Math Behind Puzzling Matchups first appeared on Quanta Magazine
Explorations of an...
Chasing Endemics in Córdoba
Córdoba is the second most populated city in Argentina, located in the Punilla Valley around 600 km...
a year ago
Córdoba is the second most populated city in Argentina, located in the Punilla Valley around 600 km northwest of Buenos Aires. Laura and I spent one night in the city before our morning's birding. Our destination: the beautiful Sierras de Córdoba to the west of the city and...
Sean Carroll
Energy Conservation and Non-Conservation in Quantum Mechanics
Conservation of energy is a somewhat sacred principle in physics, though it can be tricky in certain...
over a year ago
Conservation of energy is a somewhat sacred principle in physics, though it can be tricky in certain circumstances, such as an expanding universe. Quantum mechanics is another context in which energy conservation is a subtle thing — so much so that it’s still worth writing papers...
The Works in...
The value of family
Traditional values don't deliver babies
a year ago
Traditional values don't deliver babies
Probably...
How Many Books?
If you like this article, you can read more about this kind of Bayesian analysis in Think Bayes....
11 months ago
If you like this article, you can read more about this kind of Bayesian analysis in Think Bayes. Recently I found a copy of Probably Overthinking It at a local bookstore and posted a picture on Twitter. Aubrey Clayton replied with this question: It’s a great question with what...
NeuroLogica Blog
Hunter-Gatherers and Childcare
What is “natural” for humans? It’s often hard to say, and in my opinion this is a highly overused...
a year ago
What is “natural” for humans? It’s often hard to say, and in my opinion this is a highly overused concept. Primarily this is because humans are adaptable – we adapt to our environment, our situation, and our culture. So it is “natural” for us not to have a natural state. But this...
NeuroLogica Blog
Checkup on Climate Change
There is good evidence that if you want to lose weight, you need to weigh yourself at least weekly....
a year ago
There is good evidence that if you want to lose weight, you need to weigh yourself at least weekly. You need the constant feedback of the scale to adjust your behavior. This is a good general principle – having outcome feedback to measure the effect of what you are doing so you...
Math Is Still...
Plants Find Light Using Gaps Between Their Cells
A mutant seedling revealed how plant tissues scatter incoming light, allowing plants to sense its...
10 months ago
A mutant seedling revealed how plant tissues scatter incoming light, allowing plants to sense its direction and move toward it.
The post Plants Find Light Using Gaps Between Their Cells first appeared on Quanta Magazine
Probably...
Reject Math Supremacy
The premise of Think Stats, and the other books in the Think series, is that programming is a tool...
a week ago
The premise of Think Stats, and the other books in the Think series, is that programming is a tool for teaching and learning — and many ideas that are commonly presented in math notation can be more clearly presented in code. In the draft third edition of Think Stats there is...
nanoscale views
Brief items
With the end of the semester approaching and various grant deadlines, it's been a very busy time. ...
a year ago
With the end of the semester approaching and various grant deadlines, it's been a very busy time. Here are some items I spotted this week (some new, some old):
This article from Quanta about the "Einstein tile" is great - I particularly like the animated illustration. This...
Blog - Practical...
What Is A Black Start Of The Power Grid?
[Note that this article is a transcript of the video embedded above.]
November 1965 saw one of the...
over a year ago
[Note that this article is a transcript of the video embedded above.]
November 1965 saw one of the most widespread power outages in North American history. On the freezing cold evening of the 9th, the grid was operating at maximum capacity as people tried to stay warm when a...
NeuroLogica Blog
Hybrid Biopolymer Transistors – Implications for Brain Machine Interface
There are several technologies which seem likely to be transformative in the coming decades. Genetic...
a year ago
There are several technologies which seem likely to be transformative in the coming decades. Genetic bioengineering gives us the ability to control the basic machinery of life, including ourselves. Artificial intelligence is a suite of active, learning, information tools....
nanoscale views
Things I learned at the Packard Foundation meeting
Early in my career, I was incredibly fortunate to be awarded a David and Lucille Packard Foundation...
a year ago
Early in my career, I was incredibly fortunate to be awarded a David and Lucille Packard Foundation fellowship, and this week I attended the meeting in honor of the 35th anniversary of the fellowship program. Packard fellowships are amazing, with awardees spanning the sciences...
Cremieux Recueil
American Elections Are Unfair
Unfortunately, unfairness is baked in
a month ago
Unfortunately, unfairness is baked in
Many Worlds
The Evolving Science of Technosignatures
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio...
a year ago
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio signals from distant civilizations. The effort was centered at the Green Bank Observatory in West Virginia and was by today’s standards quite rudimentary. A much broader search...
NeuroLogica Blog
Will AI Make Work Redundant?
Artificial Intelligence (AI) is coming for your job. This, at least, is increasingly conventional...
a year ago
Artificial Intelligence (AI) is coming for your job. This, at least, is increasingly conventional wisdom, but I’m not so sure. In a recent interview, Elon Musk predicted that AI would “make paid work redundant.” I encountered the same opinion watching the latest season of...
Drew Ex Machina
The Largest Launch Vehicles in Service – 1957 to the Present
With the successful launch of NASA’s Artemis I test flight, we now have a new holder of the title...
over a year ago
With the successful launch of NASA’s Artemis I test flight, we now have a new holder of the title “the largest launch vehicle in service”: the […]
Math Is Still...
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
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
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
brr
Polar Night
Surreal and otherworldly.
a year ago
Surreal and otherworldly.
NeuroLogica Blog
Indigenous Knowledge
I recently received the following question to the SGU e-mail: “I have had several conversations with...
8 months ago
I recently received the following question to the SGU e-mail: “I have had several conversations with friends/colleagues lately regarding indigenous beliefs/stories. They assert that not believing these based on oral histories alone is morally wrong and ignoring a different...
NeuroLogica Blog
The Neolithic Revolution
What was the greatest invention of human civilization? Arguably it was agriculture, which allowed...
5 months ago
What was the greatest invention of human civilization? Arguably it was agriculture, which allowed for civilization itself. Prior to agriculture humans were some combination of hunters, gatherers, scavengers, and fishers. We lived off the land, which was a full-time job. Many...
NeuroLogica Blog
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,...
ToughSF
Advanced Solar Energy in Space: Part II
In this post, we continue looking at high power density options for solar energy.
Brayton...
over a year ago
In this post, we continue looking at high power density options for solar energy.
Brayton cycle
We commonly see the Brayton cycle used to convert heat into work in jet engines and the steam turbines of power plants. There are three main components: a compressor, a heat...
Math Is Still...
Behold Modular Forms, the ‘Fifth Fundamental Operation’ of Math
Modular forms are one of the most beautiful and mysterious objects in mathematics. What are they? ...
a year ago
Modular forms are one of the most beautiful and mysterious objects in mathematics. What are they?
The post Behold Modular Forms, the ‘Fifth Fundamental Operation’ of Math first appeared on Quanta Magazine
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...
Mathematicians Uncover a New Way to Count Prime Numbers
To make progress on one of number theory’s most elementary questions, two mathematicians turned to...
a week ago
To make progress on one of number theory’s most elementary questions, two mathematicians turned to an unlikely source.
The post Mathematicians Uncover a New Way to Count Prime Numbers first appeared on Quanta Magazine
IEEE Spectrum
The Man Who Coined The Word "Robot" Defends Himself
You’re familiar with Karel Čapek, right? If not, you should be—he’s the guy who (along with his...
11 months ago
You’re familiar with Karel Čapek, right? If not, you should be—he’s the guy who (along with his brother Josef) invented the word “robot.” Čapek introduced robots to the world in 1921, when his play “R.U.R.” (subtitled “Rossum’s Universal Robots”) was first performed in Prague. It...
Cremieux Recueil
Woke Madness
Why do more left-wing individuals tend to be more mentally ill?
3 months ago
Why do more left-wing individuals tend to be more mentally ill?
Chris Grossack's...
Talk - Where Are The Open Sets?
I was invited to give a talk at HoTTEST 2022, and was more than
happy to accept! Ever since I was...
over a year ago
I was invited to give a talk at HoTTEST 2022, and was more than
happy to accept! Ever since I was first learning HoTT I was curious how
we could be sure that theorems in HoTT give us corresponding theorems in
“classical” homotopy theory. Earlier this summer I spent a lot of...
Out-of-Pocket Blog
Can patients be good healthcare shoppers? | Out-Of-Pocket
Should their be limits to patient agency?
4 months ago
Should their be limits to patient agency?
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part I
This is the first entry in an exchange between me and Scott Hastings, who requested the exchange....
a year ago
This is the first entry in an exchange between me and Scott Hastings, who requested the exchange. This is his opening arguments. My response will be tomorrow’s post. Part I: Hi Steven, first of all, I am tremendously grateful to you for taking time to engage with me on this...
The Works in...
The asbestos times
How asbestos saved cities, before we realized its risks
11 months ago
How asbestos saved cities, before we realized its risks
Math Is Still...
Two Students Shoot Down a Widely Believed Math Conjecture
Mathematicians thought they were on the cusp of proving a conjecture about the ancient structures...
a year ago
Mathematicians thought they were on the cusp of proving a conjecture about the ancient structures known as Apollonian circles. But a summer project would lead to its downfall.
The post Two Students Shoot Down a Widely Believed Math Conjecture first appeared on Quanta...
Math Is Still...
How the Ancient Art of Eclipse Prediction Became an Exact Science
The timing of the total eclipse on April 8, 2024, will be known to within a second, thousands of...
8 months ago
The timing of the total eclipse on April 8, 2024, will be known to within a second, thousands of years after fearful humans first started trying to anticipate these cosmic events.
The post How the Ancient Art of Eclipse Prediction Became an Exact Science first...
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...
pcloadletter
Somewhere along the way we forgot about software craftsmanship
"Ship it!"
"We're agile now, baby. Move fast and break things!""
"We measure our engineers by the...
10 months ago
"Ship it!"
"We're agile now, baby. Move fast and break things!""
"We measure our engineers by the impact they have!"
Somewhere along the way, in the midst of the agilification of software, or the software engineer salary gold rush, we forgot about craftsmanship.
I have been in...
NeuroLogica Blog
AI As Legal Entities
Should an artificial intelligence (AI) be treated like a legal “subject” or agent? That is the...
a year ago
Should an artificial intelligence (AI) be treated like a legal “subject” or agent? That is the question discussed in a new paper by legal scholars. They recognize that this question is a bit ahead of the technology, but argue that we should work out the legal ramifications before...
Math Is Still...
Swirling Forces, Crushing Pressures Measured in the Proton
Long-anticipated experiments that use light to mimic gravity are revealing the distribution of...
9 months ago
Long-anticipated experiments that use light to mimic gravity are revealing the distribution of energies, forces and pressures inside a subatomic particle for the first time.
The post Swirling Forces, Crushing Pressures Measured in the Proton first appeared on Quanta...
Interaction Magic -...
Units: the forgotten half of the statistic
From the millihelen to the microcentury, via jerk, pirate-ninjas and the Mongolian vowel separator.
over a year ago
From the millihelen to the microcentury, via jerk, pirate-ninjas and the Mongolian vowel separator.
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...
Bartosz Ciechanowski
Airfoil
The dream of soaring in the sky like a bird has captivated the human mind for ages. Although many...
9 months ago
The dream of soaring in the sky like a bird has captivated the human mind for ages. Although many failed, some eventually succeeded in achieving that goal. These days we take air transportation for granted, but the physics of flight can still be puzzling.
In this article we’ll...
NeuroLogica Blog
Eclipse 2024
I am currently in Dallas Texas waiting to see, hopefully, the 2024 total solar eclipse. This would...
8 months ago
I am currently in Dallas Texas waiting to see, hopefully, the 2024 total solar eclipse. This would be my first total eclipse, and everything I have heard indicates that it is an incredible experience. Unfortunately, the weather calls for some clouds, although forecasts have been...
Math Is Still...
Physicists Discover ‘Unobservable’ Phase Transition in Quantum Entanglement
Measurement and entanglement both have a “spooky” nonlocal flavor to them. Now physicists are...
a year ago
Measurement and entanglement both have a “spooky” nonlocal flavor to them. Now physicists are harnessing that nonlocality to probe the spread of quantum information and control it.
The post Physicists Discover ‘Unobservable’ Phase Transition in Quantum Entanglement...
Math Is Still...
Geometers Engineer New Tools to Wrangle Spacecraft Orbits
Mathematicians think abstract tools from a field called symplectic geometry might help with planning...
8 months ago
Mathematicians think abstract tools from a field called symplectic geometry might help with planning missions to far-off moons and planets.
The post Geometers Engineer New Tools to Wrangle Spacecraft Orbits first appeared on Quanta Magazine
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 →
Out-of-Pocket Blog
Healthcare in India | Out-Of-Pocket
From the eyes of someone on the ground
a year ago
From the eyes of someone on the ground
Probably...
PMFs and PDFs
It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
5 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. If you get this post by email, the formatting is not good — you might want to read it on the site. pmf_and_pdf PMFs and PDFs¶ Here’s...
The Roots of...
The environment as infrastructure
A good metaphor for the ideal relationship between humanity and the environment is that the...
a year ago
A good metaphor for the ideal relationship between humanity and the environment is that the environment is like critical infrastructure.
Infrastructure is valuable, because it provides crucial services. You want to maintain it carefully, because it’s bad if it breaks down.
But...
Chris Grossack's...
Preprint -- The RAAG Functor as a Categorical Embedding
After almost a year of sitting on my hard drive, I finally had time in
August to finish revising my...
a year ago
After almost a year of sitting on my hard drive, I finally had time in
August to finish revising my new preprint on
Right Angled Artin Groups (Raags). And in September I had time to put
it on the arxiv for people to see! Within 24 hours I had an email from
somebody who had...
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
Math Is Still...
Thirty Years Later, a Speed Boost for Quantum Factoring
Shor’s algorithm will enable future quantum computers to factor large numbers quickly, undermining...
a year ago
Shor’s algorithm will enable future quantum computers to factor large numbers quickly, undermining many online security protocols. Now a researcher has shown how to do it even faster.
The post Thirty Years Later, a Speed Boost for Quantum Factoring first appeared on...
Explorations of an...
A Month In Northern Peru, Part 6: A Long, Sketchy Drive To Find Atuen Antpittas (February 8, 2024)
One of the fun aspects of birding during this particular period of history is that our understanding...
8 months ago
One of the fun aspects of birding during this particular period of history is that our understanding of how birds are related to each other is changing rapidly. Back in the "old days", our collective knowledge of these topics was a bit more rudimentary. Species were grouped...
Asterisk
Emotional Intelligence Amplification
Love in the time of chatbots.
a year ago
Love in the time of chatbots.
NeuroLogica Blog
Anxiety Biomarkers
Psychiatry, psychology, and all aspects of mental health are a challenging area because the clinical...
a year ago
Psychiatry, psychology, and all aspects of mental health are a challenging area because the clinical entities we are dealing with are complex and mostly subjective. Diagnoses are perhaps best understood as clinical constructs – a way of identifying and understanding a mental...
The Works in...
Three Maintenance Philosophies Fought for Control of the Auto Industry
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
The Works in...
From MANUALS to YOUTUBE
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
Many Worlds
Getting To Know Rogue Planets
In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large...
a year ago
In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large and small orbiting around it. This is hardly surprising since planets are pretty much exclusively illustrated in solar systems and, until the onset of the 21st century, no other...
Blog - Practical...
Why Locomotives Don't Have Tires
[Note that this article is a transcript of the video embedded above.]
Formula 1 is, by many...
10 months ago
[Note that this article is a transcript of the video embedded above.]
Formula 1 is, by many accounts, the pinnacle of car racing. F1 cars are among the fastest in the world, particularly around the tight corners of the various paved tracks across the globe. Drivers can experience...
Eukaryote Writes...
A love letter to civilian OSINT
What is civilian OSINT, and could it be used altruistically?
over a year ago
What is civilian OSINT, and could it be used altruistically?
Marine Madness
Book Club: ‘How To Read Water: Clues and Patterns from Puddles to the Sea’
In this absolute must-have for all walkers, sailors, swimmers, divers, photographers, and nature...
over a year ago
In this absolute must-have for all walkers, sailors, swimmers, divers, photographers, and nature lovers, Natural Navigator Tristan Gooley shares his knowledge and skills to help you navigate and interpret the water around you. Combining elements of natural navigation history,...
nanoscale views
What is a Wigner crystal?
Last week I was at the every-2-years Gordon Research Conference on Correlated Electron Systems at...
5 months ago
Last week I was at the every-2-years Gordon Research Conference on Correlated Electron Systems at lovely Mt. Holyoke. It was very fun, but one key aspect of the culture of the GRCs is that attendees are not supposed to post about them on social media, thus encouraging presenters...
NeuroLogica Blog
The Physics of Flocks
Most people have watched large flocks of birds. They are fascinating, and have interested scientists...
8 months ago
Most people have watched large flocks of birds. They are fascinating, and have interested scientists for a long time. How, exactly, do so many birds maintain their cohesion as a flock? It’s obviously a dynamic process, but what are the mechanisms? When I was young I was taught...
nanoscale views
Molecular electronics in 2023
This past week I was fortunate to attend this meeting, the most recent in an every-few-years series...
a year ago
This past week I was fortunate to attend this meeting, the most recent in an every-few-years series that brings together a group of researchers interested in electronic transport in molecular systems. This brings together physicists and chemists, and this was the first one I've...
NeuroLogica Blog
The Hardware Demands of AI
I am of the generation that essentially lived through the introduction and evolution of the personal...
a year ago
I am of the generation that essentially lived through the introduction and evolution of the personal computer. I have decades of experience as an active user and enthusiast, so I have been able to notice some patterns. One pattern is the relationship between the power of...
IEEE Spectrum
Smalltalk Blew Steve Jobs’s Mind
Late in 1979, Steve Jobs and other colleagues from Apple visited the Xerox Palo Alto Research Center...
a year ago
Late in 1979, Steve Jobs and other colleagues from Apple visited the Xerox Palo Alto Research Center (PARC). There they were introduced to the experimental Alto computer and the Smalltalk language and computing environment, developed by Alan Kay’s Learning Research Group....
Explorations of an...
HWY 101 - Forest Birding Near Iguazú
Highway 101 is the main corridor that runs east-west along the top end of Misiones Province in...
a year ago
Highway 101 is the main corridor that runs east-west along the top end of Misiones Province in Argentina. Though this road looks like a major artery on Google Maps, in practice it is nothing more than a clay track that receives very little traffic - mainly, just a few locals...
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
Quantum Frontiers
It from Qubit: The Last Hurrah
Editor’s note: Since 2015, the Simons Foundation has supported the “It from Qubit” collaboration, a...
a year ago
Editor’s note: Since 2015, the Simons Foundation has supported the “It from Qubit” collaboration, a group of scientists drawing on ideas from quantum information theory to address deep issues in fundamental physics. The collaboration held its “Last Hurrah” event at … Continue...
NeuroLogica Blog
Managing Plastic Waste
The world produces 350-400 million metric tons of plastic waste. Less than 10% of this waste is...
a month ago
The world produces 350-400 million metric tons of plastic waste. Less than 10% of this waste is recycled, while 25% is mismanaged or littered. About 1.7 million tons ends up in the ocean. This is not sustainable, but whose responsibility is it to deal with this issue? The debate...
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...
The Works in...
The San Diego infinite housing glitch
How a bonus ADU program allows 'granny towers' in gardens
2 months ago
How a bonus ADU program allows 'granny towers' in gardens
The Works in...
How Poor Maintenance Loses Wars: 1973, Israel Maintains
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
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