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ToughSF
Moto-Orion: Mechanized Nuclear Pulse Propulsion The Orion nuclear pulse propulsion concept has been around for over six decades now. It is powerful...
over a year ago
6
over a year ago
The Orion nuclear pulse propulsion concept has been around for over six decades now. It is powerful and robust, but lacks the flexibility and features we expect from many more modern designs. Can we give it those additional capabilities? That cutaway is one of Matthew Paul...
Math Is Still...
Will AI Ever Have Common Sense? Common sense has been viewed as one of the hardest challenges in AI. That said, ChatGPT4 has...
5 months ago
50
5 months ago
Common sense has been viewed as one of the hardest challenges in AI. That said, ChatGPT4 has acquired what some believe is an impressive sense of humanity. How is this possible? Listen to this week’s “The Joy of Why” with co-host Steven Strogatz. The post Will AI Ever...
Asterisk
Shutting the California Prison System’s Revolving Door Between 2009 and 2014, California passed a series of laws to reduce the population in its prison...
5 months ago
2
5 months ago
Between 2009 and 2014, California passed a series of laws to reduce the population in its prison system, which for years had operated over capacity. Determining whether those laws worked was not a straightforward task.
Sean Carroll
What I Look for in Podcast Guests People often suggest guests to appear on Mindscape — which I very much appreciate! Several of my...
over a year ago
36
over a year ago
People often suggest guests to appear on Mindscape — which I very much appreciate! Several of my best conversations were with people I had never heard of before they were effectively suggested by someone. Suggestions could be made here (in comments below), or on the subreddit, or...
nanoscale views
APS March Meeting 2023, Day 3 There is vigorous discussion taking place on the Day 2 link regarding the highly controversial claim...
a year ago
13
a year ago
There is vigorous discussion taking place on the Day 2 link regarding the highly controversial claim of room temperature superconductivity.   Highlights from Wednesday are a hodgepodge because of my meanderings: The session about quantum computing hardware was well attended,...
The Works in...
The ultra-selfish gene Genetically modifying malaria-carrying mosquitoes could allow us to wipe out humanity’s most deadly...
a month ago
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
26
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
Drew Ex Machina
First Pictures: NASA’s Mars Pathfinder – July 4, 1997 During the morning hours of July 4, 1997, I experienced a strange sense of déjà vu as I sat glued to...
over a year ago
21
over a year ago
During the morning hours of July 4, 1997, I experienced a strange sense of déjà vu as I sat glued to the television set watching live […]
Willem Pennings
Home Assistant-compatible air quality sensor I recently moved and our new home is equipped with a ventilation system that distributes fresh...
over a year ago
5
over a year ago
I recently moved and our new home is equipped with a ventilation system that distributes fresh (outside) air through the house and recoups heat from the air that is exhausted. There is a problem with this system, though. Sometimes, for example when a neighbour lights their wood...
Math Is Still...
Electric ‘Ripples’ in the Resting Brain Tag Memories for Storage New experiments reveal how the brain chooses which memories to save and add credence to advice about...
7 months ago
70
7 months ago
New experiments reveal how the brain chooses which memories to save and add credence to advice about the importance of rest. The post Electric ‘Ripples’ in the Resting Brain Tag Memories for Storage first appeared on Quanta Magazine
Interaction Magic -...
Think outside the screen Nobody likes stroking a pane of glass, so why do we love touchscreens so much? Let's build...
over a year ago
2
over a year ago
Nobody likes stroking a pane of glass, so why do we love touchscreens so much? Let's build distributed interfaces that work.
Out-of-Pocket Blog
Answers: Did The FDA Mess Up With Aduhelm? | Out-Of-Pocket what if it incentivizes actually good drugs?
a year ago
Math Is Still...
What Causes Alzheimer’s? Scientists Are Rethinking the Answer. (Pt 2) If plaques of amyloid protein in the brain aren’t the root cause of Alzheimer’s disease, what is?...
a year ago
41
a year ago
If plaques of amyloid protein in the brain aren’t the root cause of Alzheimer’s disease, what is? Researchers investigating alternative possibilities have faced resistance from the biomedical establishment for decades, but intriguing theories about the role of defects in protein...
Math Is Still...
How Public Key Cryptography Really Works, Using Only Simple Math The security system that underlies the internet makes use of a curious fact: You can broadcast part...
a month ago
20
a month ago
The security system that underlies the internet makes use of a curious fact: You can broadcast part of your encryption to make your information much more secure. The post How Public Key Cryptography Really Works, Using Only Simple Math first appeared on Quanta...
NeuroLogica Blog
Moon Spacesuit Prototype Unveiled Good spacesuits are deceptively difficult to design, even with today’s technology. NASA is planning...
a year ago
59
a year ago
Good spacesuits are deceptively difficult to design, even with today’s technology. NASA is planning to return to the moon in 2025 (if all goes well) but the spacesuit the astronauts will wear is one piece to the puzzle they have not completed yet (the other being the lunar...
Out-of-Pocket Blog
Answers: How Much Info Should A Patient Get? | Out-Of-Pocket do we need our physicians to be interpreters?
a year ago
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
4
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...
Math Is Still...
The ‘Accidental Activist’ Who Changed the Face of Mathematics Throughout her 60-year career, Lenore Blum has developed new perspectives on logic and computation...
11 months ago
15
11 months ago
Throughout her 60-year career, Lenore Blum has developed new perspectives on logic and computation while championing women in mathematics and computer science. Now consciousness is on her mind. The post The ‘Accidental Activist’ Who Changed the Face of Mathematics...
Explorations of an...
Parque Provincial Caá Yarí Our swing through Misiones province of northeastern Argentina was coming to a close with just a...
a year ago
7
a year ago
Our swing through Misiones province of northeastern Argentina was coming to a close with just a couple of days remaining. When researching this part of Argentina, I kept noticing one particular area that had a number of interesting eBird reports, but very little information on...
Stephen Wolfram...
Why Does Biological Evolution Work? A Minimal Model for Biological Evolution and Other Adaptive... The Model Why does biological evolution work? And, for that matter, why does machine learning work?...
7 months ago
55
7 months ago
The Model Why does biological evolution work? And, for that matter, why does machine learning work? Both are examples of adaptive processes that surprise us with what they manage to achieve. So what’s the essence of what’s going on? I’m going to concentrate here on biological...
Asterisk
Debugging Tech Journalism A huge proportion of tech journalism is characterized by scandals, sensationalism, and shoddy...
8 months ago
2
8 months ago
A huge proportion of tech journalism is characterized by scandals, sensationalism, and shoddy research. Can we fix it?
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
43
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
4
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...
Probably...
Standard deviation of a count This post is part of a new project with the working title Data Q&A: Answering the real questions...
8 months ago
51
8 months ago
This post is part of a new project with the working title Data Q&A: Answering the real questions with Python. In each installment, I’ll take a question from Reddit’s statistics forum and answer it, using Python code to demonstrate. My answer is in a Jupyter notebook — see the...
brr
South Pole Arrival Flying to the bottom of the world!
over a year ago
Blog - Practical...
This Bridge Should Have Been Closed Years Before It Collapsed [Note that this article is a transcript of the video embedded above.] On January 28, 2022, about an...
6 months ago
61
6 months ago
[Note that this article is a transcript of the video embedded above.] On January 28, 2022, about an hour before dawn, the four-lane Fern Hollow Bridge in Pittsburgh, Pennsylvania, collapsed without warning. Five vehicles, including an articulating bus, fell with the bridge, and...
Math Is Still...
During Pregnancy, a Fake ‘Infection’ Protects the Fetus Cells in the placenta have an unusual trick for activating gentle immune defenses and keeping them...
a year ago
6
a year ago
Cells in the placenta have an unusual trick for activating gentle immune defenses and keeping them turned on when no infection is present. It involves crafting and deploying a fake virus. The post During Pregnancy, a Fake ‘Infection’ Protects the Fetus first appeared...
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
67
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...
Math Is Still...
Even a Single Bacterial Cell Can Sense the Seasons Changing Though they live only a few hours before dividing, bacteria can anticipate the approach of cold...
2 months ago
27
2 months ago
Though they live only a few hours before dividing, bacteria can anticipate the approach of cold weather and prepare for it. The discovery suggests that seasonal tracking is fundamental to life. The post Even a Single Bacterial Cell Can Sense the Seasons Changing first...
Math Is Still...
Can Information Escape a Black Hole? Black holes are inescapable traps for most of what falls into them — but there can be exceptions....
8 months ago
62
8 months ago
Black holes are inescapable traps for most of what falls into them — but there can be exceptions. The theoretical physicist Leonard Susskind speaks with co-host Janna Levin about the black hole information paradox and how it has propelled modern physics. The post Can...
Confessions of a...
Reflections of a postgrad lecturer-in-training: Part 1 In a previous post, I mentioned that I was beginning a stint as postgraduate teaching intern at UWA,...
over a year ago
25
over a year ago
In a previous post, I mentioned that I was beginning a stint as postgraduate teaching intern at UWA, and that part of the internship involved keeping a reflective journal.  So I’ve decided that instead of merely writing down my thoughts (and possibly becoming lazy about it as the...
Light from Space
Andromeda: Our Galactic Neighbor Many things have been said about the Andromeda Galaxy, arguably the most majestic galaxy that...
2 months ago
37
2 months ago
Many things have been said about the Andromeda Galaxy, arguably the most majestic galaxy that amateur astronomers can image due to it's sheer size in the sky—many times larger than the Moon appears to us, but also many times dimmer. With the naked eye, even in
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
37
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...
ToughSF
Permanent and Perfect Stealth in Space Despite the commonly accepted truth in Hard Science Fiction, spacecraft are able to evade detection...
over a year ago
7
over a year ago
Despite the commonly accepted truth in Hard Science Fiction, spacecraft are able to evade detection in space in many circumstances. The Hydrogen Steamer was a design that used liquid hydrogen evaporative cooling to keep a non-reflective surface practically invisible.  However,...
Many Worlds
The Moon Rush Is On. Are We on Earth Ready For That? An Indian spacecraft landed on the moon this month and a pioneering Japanese lunar  lander is...
a year ago
7
a year ago
An Indian spacecraft landed on the moon this month and a pioneering Japanese lunar  lander is awaiting an imminent launch.  A Russian craft trying to land in the same area — the southern polar region — recently crashed, as did a private effort by a joint Japanese-United Arab...
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
9
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....
Damn Interesting
Hunting For Kobyla On a January day in 1964, something remarkable happened: Simon Wiesenthal took the afternoon off. He...
over a year ago
11
over a year ago
On a January day in 1964, something remarkable happened: Simon Wiesenthal took the afternoon off. He parked himself at a table on the terrace of Tel Aviv’s Café Roval, soaking up the sunshine as if he wished to bottle it. The friend he’d come to meet was late, but Wiesenthal had...
NeuroLogica Blog
How Humans Can Adapt to Space My recent article on settling Mars has generated a lot of discussion, some of it around the basic...
11 months ago
43
11 months ago
My recent article on settling Mars has generated a lot of discussion, some of it around the basic concept of how difficult it is for humans to live anywhere but a thin envelope of air hugging the surface of the Earth. This is undoubtedly true, as I have discussed before – we...
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
6
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...
Math Is Still...
Pierre de Fermat’s Link to a High School Student’s Prime Math Proof How Fermat’s less famous ‘little theorem’ got mathematicians young and old to play with prime-like...
a year ago
18
a year ago
How Fermat’s less famous ‘little theorem’ got mathematicians young and old to play with prime-like Carmichael numbers. The post Pierre de Fermat’s Link to a High School Student’s Prime Math Proof first appeared on Quanta Magazine
Probably...
Zipf’s Law Elements of Data Science is in print now, available from Lulu.com and online booksellers. To...
a month ago
18
a month ago
Elements of Data Science is in print now, available from Lulu.com and online booksellers. To celebrate, I’ll post some excerpts here, starting with one of my favorite examples, Zipf’s Law. You can read the complete chapter here, or run the Jupyter notebook on Colab. In almost any...
Cremieux Recueil
High-Frequency Trading Is Good Sichuan Mala has written a guest post on one of the most unfairly maligned parts of the financial...
3 months ago
4
3 months ago
Sichuan Mala has written a guest post on one of the most unfairly maligned parts of the financial industry
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
53
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
Math Is Still...
A Plan to Address the World’s Challenges With Math Minhyong Kim is leading a new initiative called Mathematics for Humanity that encourages...
a year ago
60
a year ago
Minhyong Kim is leading a new initiative called Mathematics for Humanity that encourages mathematicians to apply their skills to solving social problems. The post A Plan to Address the World’s Challenges With Math first appeared on Quanta Magazine
Math Is Still...
The Brain Region That Controls Movement Also Guides Feelings The cerebellum is responsible for far more than coordinating movement. New techniques reveal that it...
11 months ago
13
11 months ago
The cerebellum is responsible for far more than coordinating movement. New techniques reveal that it is, in fact, a hub of sensory and emotional processing in the brain. The post The Brain Region That Controls Movement Also Guides Feelings first appeared on Quanta...
Drew Ex Machina
Rockets Falling from Orbit: The Saturn V That Launched NASA’s Skylab In recent years, the uncontrolled reentries of the spent 22-metric ton core stages of China’s new...
over a year ago
20
over a year ago
In recent years, the uncontrolled reentries of the spent 22-metric ton core stages of China’s new Long March 5B heavy lift launch vehicle, used to orbit […]
Tikalon Blog by Dev...
Spiderweb Microphone Microphones convert sound into an electrical signal for subsequent amplification, as in auditorium...
3 months ago
4
3 months ago
Microphones convert sound into an electrical signal for subsequent amplification, as in auditorium public address systems; or transmission, as in landline and mobile phones. The most common types of microphones are carbon, used in early telephones, condenser, electret, dynamic,...
NeuroLogica Blog
Ripples in Spacetime It’s always exciting when a scientific institution announces that they are going to make an...
a year ago
34
a year ago
It’s always exciting when a scientific institution announces that they are going to make an announcement. Earlier this week we were told that there was going to be a major announcement today (June 29th) regarding a gravitational wave discovery. The goal of the pre-announcement is...
Math Is Still...
The Year in Computer Science Researchers got a better look at chatbots’ thoughts, amateurs learned just how complicated simple...
3 days ago
5
3 days ago
Researchers got a better look at chatbots’ thoughts, amateurs learned just how complicated simple systems can be, and codes became expert self-fixers. The post The Year in Computer Science first appeared on Quanta Magazine
Out-of-Pocket Blog
Maternity Care and Payer Contracting with Marta Bralic Kerns | Out-Of-Pocket and some good tips for consultants working at startups
a year ago
NeuroLogica Blog
Latest Starship Launch SpaceX has conducted their most successful test launch of a Starship system to date. The system they...
2 months ago
24
2 months ago
SpaceX has conducted their most successful test launch of a Starship system to date. The system they tested has three basic components – the Super Heavy first stage rocket booster, the Starship second stage (which is the actual space ship that will go places), and the...
Many Worlds
Preparing For The Habitable Worlds Observatory, Our Best Shot at Finding ET Life In a solar system far, far away, life of some sort is just waiting to be found.  Or so the world of...
a year ago
6
a year ago
In a solar system far, far away, life of some sort is just waiting to be found.  Or so the world of astrobiology sure hopes it is. The new player in the astrobiology world, now called the Habitable Worlds Observatory (HWO), is planned to launch in the 2040s if all goes well. ...
Math Is Still...
Merging Fields, Mathematicians Go the Distance On Old Problem Mathematicians have illuminated what sets of points can look like if the distances between them are...
8 months ago
55
8 months ago
Mathematicians have illuminated what sets of points can look like if the distances between them are all whole numbers. The post Merging Fields, Mathematicians Go the Distance On Old Problem first appeared on Quanta Magazine
Out-of-Pocket Blog
"Non"-Profit Hospitals | Out-Of-Pocket "We're investing in ourselves"
a year ago
Explorations of an...
Borneo: Tour Extension To Peninsular Malaysia After the main Borneo tour had finished, eight of the travellers joined Laura and I on a tour...
a year ago
13
a year ago
After the main Borneo tour had finished, eight of the travellers joined Laura and I on a tour extension to peninsular Malaysia. We split our time between two distinct regions: the foothill forests at Fraser’s Hill, and the steamy lowlands of Taman Negara.  Dusky Leaf Monkey -...
NeuroLogica Blog
Evidence and the Nanny State Part II In Part I of this post I outlined some basic considerations in deciding how much the state should...
a year ago
7
a year ago
In Part I of this post I outlined some basic considerations in deciding how much the state should impose regulations on people and institutions in order to engineer positive outcomes. In the end the best approach, it seems to me, is a balanced one, where we consider the burden of...
Math Is Still...
The Hidden Brain Connections Between Our Hands and Tongues Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary...
a year ago
26
a year ago
Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary relationships. The post The Hidden Brain Connections Between Our Hands and Tongues first appeared on Quanta Magazine
nanoscale views
Noise in a strange metal - pushing techniques into new systems Over the holiday weekend, we had a paper come out in which we report the results of measuring charge...
a year ago
30
a year ago
Over the holiday weekend, we had a paper come out in which we report the results of measuring charge shot noise (see here also) in a strange metal.   Other write-ups of the work (here and especially this nice article in Quanta here) do a good job of explaining what we saw, but I...
NeuroLogica Blog
UFOs – Has the Narrative Shifted In an interview for Newsweek, Michio Kaku was asked about UFOs. Here’s his response: Well, first of...
a year ago
52
a year ago
In an interview for Newsweek, Michio Kaku was asked about UFOs. Here’s his response: Well, first of all, I think that there’s been a game changer. In the old days, the burden of proof was on the true believers to prove that what they saw last night was a flying saucer of some...
Math Is Still...
What Can Tiling Patterns Teach Us? If you cover a surface with tiles, repetitive patterns always emerge — or do they? In this week’s...
5 months ago
38
5 months ago
If you cover a surface with tiles, repetitive patterns always emerge — or do they? In this week’s episode, mathematician Natalie Priebe Frank and co-host Janna Levin discuss how recent breakthroughs in tiling can unlock structural secrets in the natural world. The...
The Works in...
Issue 17: No great stagnation in cruise ships Plus: animals as chemical factories, how progress lost its glamour, and how Madrid built 120 miles...
2 weeks ago
Math Is Still...
The Hidden World of Electrostatic Ecology Invisibly to us, insects and other tiny creatures use static electricity to travel, avoid predators,...
2 months ago
19
2 months ago
Invisibly to us, insects and other tiny creatures use static electricity to travel, avoid predators, collect pollen and more. New experiments explore how evolution may have influenced this phenomenon. The post The Hidden World of Electrostatic Ecology first appeared...
Out-of-Pocket Blog
The New Era Of Digital Therapeutics | Out-Of-Pocket Guess it's time to start defining the term again
a year ago
Math Is Still...
‘The Rest of the World Disappears’: Claire Voisin on Mathematical Creativity The recipient of the 2024 Crafoord Prize in Mathematics discusses math as art, math as language, and...
9 months ago
20
9 months ago
The recipient of the 2024 Crafoord Prize in Mathematics discusses math as art, math as language, and math as abstract thought. The post ‘The Rest of the World Disappears’: Claire Voisin on Mathematical Creativity first appeared on Quanta Magazine
NeuroLogica Blog
Robots and a Sense of Self Humans (assuming you all experience roughly what I experience, which is a reasonable assumption)...
a month ago
20
a month ago
Humans (assuming you all experience roughly what I experience, which is a reasonable assumption) have a sense of self. This sense has several components – we feel as if we occupy our physical bodies, that our bodies are distinct entities separate from the rest of the universe,...
Casey Handmer's blog
Powering the Mars base This post is part of the series on space topics. This post is not the last word on this topic. The...
a month ago
4
a month ago
This post is part of the series on space topics. This post is not the last word on this topic. The usual caveats apply. I’m curious if you have strong opinions on different fuel mixes. A growing Mars base has a prodigious need for power. I’ve previously written two posts on...
Out-of-Pocket Blog
Things I’m watching in healthcare 2023 | Out-Of-Pocket it's been a weird year
9 months ago
Math Is Still...
Alan Turing and the Power of Negative Thinking Mathematical proofs based on a technique called diagonalization can be relentlessly contrarian, but...
a year ago
105
a year ago
Mathematical proofs based on a technique called diagonalization can be relentlessly contrarian, but they help reveal the limits of algorithms. The post Alan Turing and the Power of Negative Thinking first appeared on Quanta Magazine
NeuroLogica Blog
ChatGPT Almost Passes Medical Licensure Exams The emergence of several AI applications for public use, such as Dalle-2, Midjourney, and ChatGPT,...
a year ago
23
a year ago
The emergence of several AI applications for public use, such as Dalle-2, Midjourney, and ChatGPT, had made AI one of the biggest science news items of the past year. I have written about it here extensively myself, and have been using these applications extensively to get a feel...
Eukaryote Writes...
[UPDATE to most recent post] I edited the post “A point of clarification on infohazard terminology” in response to a good point...
over a year ago
23
over a year ago
I edited the post “A point of clarification on infohazard terminology” in response to a good point of feedback, and changed a terminology proposal. I’m writing a separate update in case the old unedited version is still lodged in your RSS feed. Read the new one instead! It’s the...
NeuroLogica Blog
Coal vs Natural Gas In the last 18 years, since 2005, the US has decreased our CO2 emissions due to electricity...
a year ago
39
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
Eclipse 2024 I am currently in Dallas Texas waiting to see, hopefully, the 2024 total solar eclipse. This would...
8 months ago
56
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...
Probably...
Estimation with Small Samples Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
7 months ago
69
7 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. gauss_bayes Estimation with Small Samples¶ Here’s a question from the Reddit statistics forum. Hey, so imagine I only have 6...
Math Is Still...
The New Math of How Large-Scale Order Emerges The puzzle of emergence asks how regularities emerge on macro scales out of uncountable constituent...
6 months ago
60
6 months ago
The puzzle of emergence asks how regularities emerge on macro scales out of uncountable constituent parts. A new framework has researchers hopeful that a solution is near. The post The New Math of How Large-Scale Order Emerges first appeared on Quanta Magazine
pcloadletter
Write code that you can understand when you get paged at 2am The older I get, the more I dislike clever code. This is not a controversial take; it is pretty-well...
7 months ago
63
7 months ago
The older I get, the more I dislike clever code. This is not a controversial take; it is pretty-well agreed upon that clever code is bad. But I particularly like the on-call responsiblity framing: write code that you can understand when you get paged at 2am. If you have never...
Out-of-Pocket Blog
Patient Communities Should Change | Out-Of-Pocket Evolving from ads to outcomes
a year ago
Out-of-Pocket Blog
Random Uncontrolled Trials/Tweets | Out-Of-Pocket I need to deactivate my Twitter smh
a year ago
Out-of-Pocket Blog
Redox and The Future Of Integrations | Out-Of-Pocket Actually...what is an integration lol
a year ago
Sean Carroll
The Biggest Ideas in the Universe | 24. Science For the triumphant final video in the Biggest Ideas series, we look at a big idea indeed: Science....
over a year ago
19
over a year ago
For the triumphant final video in the Biggest Ideas series, we look at a big idea indeed: Science. What is science, and why is it so great? And I also take the opportunity to dip a toe into the current state of fundamental physics — are predictions that unobservable universes...
Beautiful Public...
Utah Highway LiDAR Scans Utah's Department of Transportation uses state-of-the-art 3-D laser scanners to capture the surfaces...
over a year ago
29
over a year ago
Utah's Department of Transportation uses state-of-the-art 3-D laser scanners to capture the surfaces and area surrounding 15,000 miles of its roads.
Asterisk
Moving Past Environmental Proceduralism The foundations of modern environmental legislation were laid in the early ‘70s. Some of these laws...
8 months ago
2
8 months ago
The foundations of modern environmental legislation were laid in the early ‘70s. Some of these laws helped fix the ozone layer, clean up DDT, and fight lead pollution — while others are delaying the necessary transition to green energy. If the activists of fifty years ago had...
nanoscale views
Scientific travel Particularly in these post-pandemic, climate-change-addled, zoom-enabled times, I appreciate the...
a year ago
31
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...
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
7
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...
NeuroLogica Blog
Making Computers More Efficient An analysis in 2021 found that 10% of the world’s electricity production is used by computers,...
a year ago
5
a year ago
An analysis in 2021 found that 10% of the world’s electricity production is used by computers, including personal use, data centers, the internet and communication centers. The same analysis projected that this was likely to increase to 20% by 2025. This may have been an...
Probably...
Comparing Distributions This is the second is a series of excerpts from Elements of Data Science which available from...
a month ago
27
a month ago
This is the second is a series of excerpts from Elements of Data Science which available from Lulu.com and online booksellers. It’s from Chapter 8, which is about representing distribution using PMFs and CDFs. This section explains why I think CDFs are often better for plotting...
Math Is Still...
Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’ New research reveals how marine microbes use an extra membrane that once had digestive functions to...
a year ago
15
a year ago
New research reveals how marine microbes use an extra membrane that once had digestive functions to boost their yield from photosynthesis. The post Microbes Gained Photosynthesis Superpowers From a ‘Proton Pump’ first appeared on Quanta Magazine
Math Is Still...
The Year in Math Landmark results in geometry and number theory marked an exciting year for mathematics, at a time...
6 days ago
15
6 days ago
Landmark results in geometry and number theory marked an exciting year for mathematics, at a time when advances in artificial intelligence are starting to transform the subject’s future. The post The Year in Math first appeared on Quanta Magazine
Asterisk
AI Isn’t Coming for Tech Jobs—Yet LLMs can make a developer’s job easier and faster. When might they make them obsolete?
a year ago
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
24
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...
Out-of-Pocket Blog
Can patients be good healthcare shoppers? | Out-Of-Pocket Should their be limits to patient agency?
4 months ago
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
6
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
New Theory Unites Gravity and Quantum Mechanics One of the greatest mysteries of modern science is how to unite the two overarching theories of...
a year ago
8
a year ago
One of the greatest mysteries of modern science is how to unite the two overarching theories of physics – quantum mechanics and general relativity. If physicists could somehow unite these two theories, which currently do not play well together, then we might get to a deeper “one...
Quantum Frontiers
Can Thermodynamics Resolve the Measurement Problem? At the recent Quantum Thermodynamics conference in Vienna (coming next year to the University of...
a year ago
35
a year ago
At the recent Quantum Thermodynamics conference in Vienna (coming next year to the University of Maryland!), during an expert panel Q&A session, one member of the audience asked “can quantum thermodynamics address foundational problems in quantum theory?” That stuck with …...
Math Is Still...
Tight-Knit Microbes Live Together to Make a Vital Nutrient At sea, biologists discovered microbial partners that together produce nitrogen, a nutrient...
5 months ago
44
5 months ago
At sea, biologists discovered microbial partners that together produce nitrogen, a nutrient essential for life. The pair are in the process of merging into a single organism. The post Tight-Knit Microbes Live Together to Make a Vital Nutrient first appeared on Quanta...
NeuroLogica Blog
Havana Syndrome Revisited Last month I wrote about Havana Syndrome, the claim that a number of American and Canadian diplomats...
7 months ago
57
7 months ago
Last month I wrote about Havana Syndrome, the claim that a number of American and Canadian diplomats and military personnel were the targets of some sort of directed energy weapon attack causing symptoms of headache, disorientation, nausea, and sometimes associated with an...
Math Is Still...
The Cellular Secret to Resisting the Pressure of the Deep Sea Cell membranes from comb jellies reveal a new kind of adaptation to the deep sea: curvy lipids that...
3 months ago
23
3 months ago
Cell membranes from comb jellies reveal a new kind of adaptation to the deep sea: curvy lipids that conform to an ideal shape under pressure. The post The Cellular Secret to Resisting the Pressure of the Deep Sea first appeared on Quanta Magazine
Asterisk
Methods Section
a year ago
Math Is Still...
Cryptographers Discover a New Foundation for Quantum Secrecy Researchers have proved that secure quantum encryption is possible in a world without hard problems....
6 months ago
62
6 months ago
Researchers have proved that secure quantum encryption is possible in a world without hard problems. The post Cryptographers Discover a New Foundation for Quantum Secrecy first appeared on Quanta Magazine
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
34
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...
Andrew Fraknoi –...
Eclipse of the Sun Coming in One Week Saturday Oct. 14 North America will be treated to an eclipse of the Sun. The post Eclipse of the Sun...
a year ago
6
a year ago
Saturday Oct. 14 North America will be treated to an eclipse of the Sun. The post Eclipse of the Sun Coming in One Week appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Math Is Still...
JWST Spots Giant Black Holes All Over the Early Universe Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb...
a year ago
9
a year ago
Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb Space Telescope observations are finding an unexpected abundance of the beasts. The post JWST Spots Giant Black Holes All Over the Early Universe first appeared on...
Melting Asphalt
Crony Beliefs [Note: if you prefer audio, you can listen to this essay narrated by Grognor on his excellent...
over a year ago
6
over a year ago
[Note: if you prefer audio, you can listen to this essay narrated by Grognor on his excellent podcast Second Enumerations. —Ed.]   Credits up front: This essay draws heavily from Overcoming Bias, Less Wrong, Slate Star Codex, Robert Kurzban, Robert… Read more ›
NeuroLogica Blog
Using AI and Social Media to Measure Climate Change Denial A recent study finds that 14.8% of Americans do not believe in global climate change. This number is...
10 months ago
29
10 months ago
A recent study finds that 14.8% of Americans do not believe in global climate change. This number is roughly in line with what recent survey have found, such as this 2024 Yale study which put the figure at 16%. In 2009, by comparison, the figure was at 33% (although this was a...
Math Is Still...
In New Paradox, Black Holes Appear to Evade Heat Death The puzzling behavior of black hole interiors has led researchers to propose a new physical law: the...
a year ago
53
a year ago
The puzzling behavior of black hole interiors has led researchers to propose a new physical law: the second law of quantum complexity. The post In New Paradox, Black Holes Appear to Evade Heat Death first appeared on Quanta Magazine
Quantum Frontiers
My experimental adventures in quantum thermodynamics Imagine a billiard ball bouncing around on a pool table. High-school level physics enables us to...
9 months ago
70
9 months ago
Imagine a billiard ball bouncing around on a pool table. High-school level physics enables us to predict its motion until the end of time using simple equations for energy and momentum conservation, as long as you know the initial conditions … Continue reading →
nanoscale views
Moiré and making superlattices One of the biggest condensed matter trends in recent years has been the stacking of 2D materials and...
7 months ago
64
7 months ago
One of the biggest condensed matter trends in recent years has been the stacking of 2D materials and the development of moiré lattices.  The idea is, take a layer of 2D material and stack it either (1) on itself but with a twist angle, or (2) on another material with a slightly...
wadertales
A Whimbrel’s year There’s a lot to fit into twelve months if you’re a Whimbrel. In the last paper from his PhD, Camilo...
over a year ago
25
over a year ago
There’s a lot to fit into twelve months if you’re a Whimbrel. In the last paper from his PhD, Camilo Carneiro assesses whether Icelandic Whimbrel can always manage to complete the annual cycle of migrate-breed-fatten-migrate-moult-fatten in just 365 days. What happens if a pair...
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
The Roots of...
What I’ve been reading, October 2023 A ~monthly feature. Last month was busy for me with a lot of travel and a lot of focus on The Roots...
a year ago
60
a year ago
A ~monthly feature. Last month was busy for me with a lot of travel and a lot of focus on The Roots of Progress as a nonprofit organization, so I haven’t had as much time as I prefer for research and writing. Recent blog posts and news stories are generally omitted; you can find...
Eukaryote Writes...
There’s no such thing as a tree (phylogenetically) Dendronization – Evolving into a tree-like morphology. (In the style of “carcinization".) From...
over a year ago
22
over a year ago
Dendronization – Evolving into a tree-like morphology. (In the style of “carcinization".) From 'dendro', the ancient Greek root for tree.
NeuroLogica Blog
Living Under the Sea One of my favorite recent video games is Subnautica, in which you have to survive almost entirely...
a year ago
36
a year ago
One of my favorite recent video games is Subnautica, in which you have to survive almost entirely under a vast alien ocean. You have the advantage of advanced technology, but even then you are under constant threat of running out of oxygen, or having your habitat implode because...
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
24
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...
Asterisk
PEPFAR and the Costs of Cost-Benefit Analysis In the early aughts, economists said it was a bad use of money to send antiretroviral drugs to treat...
10 months ago
2
10 months ago
In the early aughts, economists said it was a bad use of money to send antiretroviral drugs to treat HIV in low-income countries. Twenty years later, we can ask why they got it wrong.
Cremieux Recueil
The Worst Argument Against Ozempic Unfortunately, being skinny might require effort
3 months ago
Math Is Still...
In a Monster Star’s Light, a Hint of Darkness Astronomers are scouring the cosmos for fingerprints of the invisible — tiny clumps of pure dark...
a year ago
7
a year ago
Astronomers are scouring the cosmos for fingerprints of the invisible — tiny clumps of pure dark matter that might solve a long-standing cosmic mystery. The post In a Monster Star’s Light, a Hint of Darkness first appeared on Quanta Magazine
NeuroLogica Blog
Carbon Fiber Structural Battery I have written previously about the concept of structural batteries, such as this recent post on a...
3 months ago
22
3 months ago
I have written previously about the concept of structural batteries, such as this recent post on a concrete battery. The basic idea is a battery made out of material that is strong enough that it can bare a load. Essentially we’re asking the material to do two things at once – be...
Probably...
What is a percentile rank? Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
6 months ago
60
6 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. percentile_rank What is a Percentile Rank?¶ Here’s a question from the Reddit statistics forum. What’s the difference between...
NeuroLogica Blog
Is Music Getting Simpler I don’t think I know anyone personally who doesn’t have strong opinions about music – which genres...
8 months ago
30
8 months ago
I don’t think I know anyone personally who doesn’t have strong opinions about music – which genres they like, and how the quality of music may have changed over time. My own sense is that music as a cultural phenomenon is incredibly complex, no one (in my social group) really...
nanoscale views
What is a metal-insulator transition? The recent excitement about the alleged high temperature superconductor "LK99" has introduced some...
a year ago
10
a year ago
The recent excitement about the alleged high temperature superconductor "LK99" has introduced some in the public to the idea of a metal-insulator or insulator-metal transition (MIT/IMT).  For example, one strong candidate explanation for the sharp drop in resistance as a function...
Wanderingspace
URANUS FROM THE JAMES WEBB SPACE TELESCOPE This is not natural light, nothing is from Webb. The infrared image combines data from two filters...
a year ago
9
a year ago
This is not natural light, nothing is from Webb. The infrared image combines data from two filters which are shown in blue and orange,. The planet displays a blue hue in the resulting representative-color image which is similar to the planet’s actual color. But in reality Uranus...
Eukaryote Writes...
Internet Harvest (2020, 2) Internet Harvest is a selection of the most succulent links on the internet that I’ve recently...
over a year ago
21
over a year ago
Internet Harvest is a selection of the most succulent links on the internet that I’ve recently plucked from its fruitful boughs. Feel free to discuss the links in the comments. Also, semi-intentionally, none of the links in this harvest are COVID-19-related. If you want some...
Out-of-Pocket Blog
Cool Ideas For Dentistry + Medicine With Nisarg Patel | Out-Of-Pocket plus what actually happens in the operating room?
a year ago
nanoscale views
News items for the new year After I was not chosen to be Speaker of the US House of Representatives, I think it’s time to...
a year ago
18
a year ago
After I was not chosen to be Speaker of the US House of Representatives, I think it’s time to highlight some brief items: Here is a great blog post by a Rice grad alum, Daniel Gonzales, about flow to approach faculty searches.  I had written a fair bit on this a number of years...
IEEE Spectrum
Ethernet is Still Going Strong After 50 Years The Xerox Palo Alto Research Center in California has spawned many pioneering computer technologies...
a year ago
28
a year ago
The Xerox Palo Alto Research Center in California has spawned many pioneering computer technologies including the Alto—the first personal computer to use a graphical user interface—and the first laser printer. The PARC facility also is known for the invention of Ethernet, a...
Asterisk
Prediction Markets Have an Elections Problem Weeks after it was clear that Donald Trump lost the 2020 election, you could still make pennies on...
10 months ago
2
10 months ago
Weeks after it was clear that Donald Trump lost the 2020 election, you could still make pennies on the dollar betting Joe Biden would win. Why doesn’t smart money drive out dumb money in election markets?
Melting Asphalt
The Elephant in the Brain It's finally here! The Elephant in the Brain: Hidden Motives in Everyday Life — my first book,...
over a year ago
8
over a year ago
It's finally here! The Elephant in the Brain: Hidden Motives in Everyday Life — my first book, coauthored with Robin Hanson — is now widely available. You can find the ebook version on Kindle, Google Play, and iBooks. It's also… Read more ›
Chris Grossack's...
Talk -- What is Algebraic Geometry and Why Should You Care? So an embarrassing amount of time ago (Feburary 17?) I gave a talk for the undergraduate math club...
a year ago
11
a year ago
So an embarrassing amount of time ago (Feburary 17?) I gave a talk for the undergraduate math club titled “What is Algebraic Geometry, and Why Should You Care?”. I think it went quite well, and the audience seemed like they had a good time. I really wanted to have the talk...
NeuroLogica Blog
Factory Farming is Better Than Organic Farming Some narratives are simply ubiquitous in our culture (every culture has its universal narratives)....
5 days ago
15
5 days ago
Some narratives are simply ubiquitous in our culture (every culture has its universal narratives). Sometimes these narratives emerge out of shared values, like liberty and freedom. Sometimes they emerge out of foundational beliefs (the US still has a puritanical bent). And...
Asterisk
Rarely is the Question Asked: Is Our Children Learning? Across the world, more students than ever are in school. But it’s not clear that they're learning...
3 weeks ago
4
3 weeks ago
Across the world, more students than ever are in school. But it’s not clear that they're learning more while there — or if that’s even the goal.
Math Is Still...
Why Is This Shape So Terrible to Pack? Two mathematicians have proved a long-standing conjecture that is a step on the way toward finding...
5 months ago
65
5 months ago
Two mathematicians have proved a long-standing conjecture that is a step on the way toward finding the worst shape for packing the plane. The post Why Is This Shape So Terrible to Pack? first appeared on Quanta Magazine
Asterisk
Can You Trust An AI Press Release? Of course not. Here’s how leading AI labs mislead consumers, journalists, and each other.
5 months ago
Out-of-Pocket Blog
“Mission-driven” should be more specific | Out-Of-Pocket everything is a set of tradeoffs, let's be honest about that
8 months ago
Math Is Still...
Are Robots About to Level Up? Today’s AI largely lives in computers, but acting and reacting in the real world — that’s the realm...
4 months ago
25
4 months ago
Today’s AI largely lives in computers, but acting and reacting in the real world — that’s the realm of robots. In this week’s episode, co-host Steven Strogatz talks with pioneering roboticist Daniela Rus about creativity, collaboration, and the unusual forms robots of the future...
Wanderingspace
New View of IO from JUNO! From processor Ted Styrk, “The Juno Jupiter orbiter flew by Io, Jupiter's super-volcanic moon, on...
a year ago
54
a year ago
From processor Ted Styrk, “The Juno Jupiter orbiter flew by Io, Jupiter's super-volcanic moon, on May 16, returning arguably the best imagery of the moon since the Galileo Orbiter around the beginning of this century. Definitely the best since New Horizons in 2006.”
Out-of-Pocket Blog
Yet Another Teladongo Take | Out-Of-Pocket You haven't read enough of them
a year ago
Math Is Still...
How Math Achieved Transcendence Transcendental numbers include famous examples like e and π, but it took mathematicians centuries to...
a year ago
18
a year ago
Transcendental numbers include famous examples like e and π, but it took mathematicians centuries to understand them. The post How Math Achieved Transcendence first appeared on Quanta Magazine
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
10
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
What Happened to the Atmosphere on Mars Of every world known to humans outside the Earth, Mars is likely the most habitable. We have not...
2 months ago
35
2 months ago
Of every world known to humans outside the Earth, Mars is likely the most habitable. We have not found any genuinely Earth-like exoplanets. They are almost sure to exist, but we just haven’t found any yet. The closest so far is Kepler 452-b, which is a super Earth, specifically...
Wanderingspace
Goodbye Ingenuity Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it...
10 months ago
45
10 months ago
Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it inoperable..
NeuroLogica Blog
Confidently Wrong How certain are you of anything that you believe? Do you even think about your confidence level, and...
2 months ago
26
2 months ago
How certain are you of anything that you believe? Do you even think about your confidence level, and do you have a process for determining what your confidence level should be or do you just follow your gut feelings? Thinking about confidence is a form of metacognition – thinking...
IEEE Spectrum
Assistive Tech at the End of Sight Seeing his words on the printed page is a big deal to Andrew Leland—as it is to all writers. But the...
a year ago
8
a year ago
Seeing his words on the printed page is a big deal to Andrew Leland—as it is to all writers. But the sight of his thoughts in written form is much more precious to him than to most scribes. Leland is gradually losing his vision due to a congenital condition called retinitis...
Math Is Still...
‘Sensational’ Proof Delivers New Insights Into Prime Numbers The proof creates stricter limits on potential exceptions to the famous Riemann hypothesis. ...
5 months ago
46
5 months ago
The proof creates stricter limits on potential exceptions to the famous Riemann hypothesis. The post ‘Sensational’ Proof Delivers New Insights Into Prime Numbers first appeared on Quanta Magazine
NeuroLogica Blog
Update on AI Art It’s been a while since I discussed artificial intelligence (AI) generated art here. What I have...
a month ago
13
a month ago
It’s been a while since I discussed artificial intelligence (AI) generated art here. What I have said in the past is that AI art appears a bit soulless and there are details it has difficulty creating without bizarre distortions (hands are particularly difficult). But I also...
Probably...
Testing Percentiles Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
7 months ago
59
7 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. test_percentile Testing percentiles¶ Here’s a question from the Reddit statistics forum. I have two different samples (about 100...
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
Math Is Still...
The Best Qubits for Quantum Computing Might Just Be Atoms In the search for the most scalable hardware to use for quantum computers, qubits made of individual...
9 months ago
37
9 months ago
In the search for the most scalable hardware to use for quantum computers, qubits made of individual atoms are having a breakout moment. The post The Best Qubits for Quantum Computing Might Just Be Atoms first appeared on Quanta Magazine
Asterisk
California vs. Big Soda Sugar-sweetened beverage taxes work. But during the time it took to figure this out, enacting them...
6 months ago
2
6 months ago
Sugar-sweetened beverage taxes work. But during the time it took to figure this out, enacting them became much harder.
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
50
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...
Explorations of an...
A Rare Hummingbird Twitch In Ecuador October 22, 2023 I recently returned from Ecuador where I had spent the previous couple of weeks....
a year ago
6
a year ago
October 22, 2023 I recently returned from Ecuador where I had spent the previous couple of weeks. The main purpose of the trip was to lead a tour for Worldwide Quest to the Galápagos archipelago, but I made some time for a little extra-curricular birding as well. If I was going...
nanoscale views
CHIP and Science, NSF support, and hypocrisy Note: this post is a semi-rant about US funding for science education; if this isn't your cup of...
4 months ago
49
4 months ago
Note: this post is a semi-rant about US funding for science education; if this isn't your cup of tea, read no further. Two years ago, the CHIPS and Science Act (link goes to the full text of the bill, via the excellent congress.gov service of the Library of Congress) was signed...
The Works in...
How America Made Machines Make Machines A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
Andrew Fraknoi –...
Enjoy the Coming Leap Day: Some Thoughts about the Calendar This year February will have an extra day -- we discuss why? The post Enjoy the Coming Leap Day: ...
10 months ago
9
10 months ago
This year February will have an extra day -- we discuss why? The post Enjoy the Coming Leap Day: Some Thoughts about the Calendar appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
ToughSF
Actively Cooled Armor: from Helium to Liquid Tin. We have seen designs for long ranged particle beams and powerful lasers. Could they be the end-all,...
over a year ago
5
over a year ago
We have seen designs for long ranged particle beams and powerful lasers. Could they be the end-all, be-all of space warfare? Not if we fend off their destructive power with actively cooled armor. Let's have a look at the different cooling solutions, from high pressure gas to...
Asterisk
Culture Studies Montessori classrooms don’t have much in common with the Jesuit colleges of early modern Europe. But...
5 months ago
2
5 months ago
Montessori classrooms don’t have much in common with the Jesuit colleges of early modern Europe. But students in both settings learn more than a core curriculum — instead they’re taught a distinctive culture. And then they pass it on.
NeuroLogica Blog
GMOs – Ask a Farmer The topic of genetically modified organisms (GMOs) is a great target for science communication...
4 months ago
49
4 months ago
The topic of genetically modified organisms (GMOs) is a great target for science communication because public attitudes have largely been shaped by deliberate misinformation, and the research suggests that those attitudes can change in response to more accurate information. It is...
NeuroLogica Blog
Indigenous Knowledge I recently received the following question to the SGU e-mail: “I have had several conversations with...
8 months ago
74
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...
wadertales
Flexible nesting behaviour In April and May, tens of thousands of Black-tailed Godwits return to Iceland, having spent the...
2 months ago
35
2 months ago
In April and May, tens of thousands of Black-tailed Godwits return to Iceland, having spent the summer in Western Europe, particularly Britain & Ireland but also France, Portugal and Spain. For early arrivals, the conditions they encounter vary markedly between years. In a cold...
The Works in...
How to start an advance market commitment A practical guide from the founders of Frontier
6 months ago
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
25
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...
nanoscale views
ARPA-E Roadshow Today, Rice hosted the ARPA-E Roadshow, a series of presentations by ARPA-E program officers, MC-ed...
a year ago
24
a year ago
Today, Rice hosted the ARPA-E Roadshow, a series of presentations by ARPA-E program officers, MC-ed by the director, Prof. Evelyn Wang.   It was all about the energy transition, and it was pretty fascinating, particularly hearing from leaders of startups who were making...
Math Is Still...
Perplexing the Web, One Probability Puzzle at a Time The mathematician Daniel Litt has driven social media users to distraction with a series of...
3 months ago
40
3 months ago
The mathematician Daniel Litt has driven social media users to distraction with a series of simple-seeming but counterintuitive probability puzzles. The post Perplexing the Web, One Probability Puzzle at a Time first appeared on Quanta Magazine
IEEE Spectrum
James Wimshurst’s Electrostatic Immortality James Wimshurst did not invent the machine that bears his name. But thanks to his many refinements...
a year ago
5
a year ago
James Wimshurst did not invent the machine that bears his name. But thanks to his many refinements to a distinctive type of electrostatic generator, we now have the Wimshurst influence machine. What does a Wimshurst machine do? Influence machines date back to the 18th century....
Damn Interesting
To Hell With Facebook The earliest known version of the idiom “the straw that broke the camel’s back” was written by the...
over a year ago
5
over a year ago
The earliest known version of the idiom “the straw that broke the camel’s back” was written by the English philosopher Thomas Hobbes of Malmesbury in 1677, though it was concerned with horses and feathers: “The last Dictate of the Judgement, concerning the Good or Bad, that may...
NeuroLogica Blog
Man Gets Pig Kidney Transplant On March 16 surgeons transplanted a kidney taken from a pig into a human recipient, Rick Slayman. So...
9 months ago
57
9 months ago
On March 16 surgeons transplanted a kidney taken from a pig into a human recipient, Rick Slayman. So far the transplant is a success, but of course the real test will be how well the kidney functions and for how long. This is the first time such a transplant has been done into a...
Eukaryote Writes...
A love letter to civilian OSINT What is civilian OSINT, and could it be used altruistically?
over a year ago
IEEE Spectrum
The Rise and Fall of 3M’s Floppy Disk A version of this post originally appeared on Tedium, Ernie Smith’s newsletter, which hunts for the...
8 months ago
34
8 months ago
A version of this post originally appeared on Tedium, Ernie Smith’s newsletter, which hunts for the end of the long tail. if you look on 3M’s own website, you will see no mention of this legacy—it’s a firm that sells abrasive materials, adhesive tapes, filters, films, personal...
Light from Space
The Fossil Footprint Nebula A rarely imaged target as it is very dim. This image took me over 50h of total exposure time. Total...
11 months ago
29
11 months ago
A rarely imaged target as it is very dim. This image took me over 50h of total exposure time. Total exposure time: 52h 40' Image resolution: 4,490 × 4,552px (0.96″/px) Shot from my driveway near Tucson, AZ in late 2023 Telescope: William Optics RedCat
Casey Handmer's blog
Solar and batteries for generic use cases A brief note on using solar and batteries as generic power sources. Over the last few years of work...
a month ago
4
a month ago
A brief note on using solar and batteries as generic power sources. Over the last few years of work at Terraform Industries, we’ve developed several useful heuristics to understand how rapid progress in solar and battery costs will change industry. This includes the bifurcation...
Interaction Magic -...
Interaction20 Round-up Summary of all the amazing, curious and challenging ideas from last week's IXDA Interaction 20...
over a year ago
2
over a year ago
Summary of all the amazing, curious and challenging ideas from last week's IXDA Interaction 20 conference.
The Works in...
Issue 12: Houston, we have a solution Plus: How Mexico built its state, the causes of the Baby Boom, and the 141-year quest for a malaria...
a year ago
The Works in...
Escape to the country What makes a successful New Town?
4 months ago
Bartosz Ciechanowski
Bicycle There is something delightful about riding a bicycle. Once mastered, the simple action of pedaling...
a year ago
93
a year ago
There is something delightful about riding a bicycle. Once mastered, the simple action of pedaling to move forward and turning the handlebars to steer makes bike riding an effortless activity. In the demonstration below, you can guide the rider with the slider, and you can also...
Marine Madness
Book Club: ‘The Island of Sea Women’ by Lisa See Little is known about Jeju- a Korean island- occupied by brutal Japanese troops in the 1930s and...
over a year ago
26
over a year ago
Little is known about Jeju- a Korean island- occupied by brutal Japanese troops in the 1930s and ’40s, later liberated by US forces and turned over to the even more barbarous Korean regime whose wrongdoings were overlooked by both American and U.N. occupiers. Lisa See travels...
Math Is Still...
How Colorful Ribbon Diagrams Became the Face of Proteins Proteins are often visualized as cascades of curled ribbons and twisted strings, which both reveal...
4 months ago
39
4 months ago
Proteins are often visualized as cascades of curled ribbons and twisted strings, which both reveal and conceal the mess of atoms that make up these impossibly complex molecules. The post How Colorful Ribbon Diagrams Became the Face of Proteins first appeared on Quanta...
Chris Grossack's...
Life in Johnstone's Topological Topos 2 -- Topological Algebras In the first post, we introduced Johnstone’s topological topos $\mathcal{T}$ and talked about what...
5 months ago
38
5 months ago
In the first post, we introduced Johnstone’s topological topos $\mathcal{T}$ and talked about what its objects look like. We showed how the interpretation of type theory in $\mathcal{T}$ gives us an “intrinsic topology” on any type we construct. We also alluded to the fact...
Explorations of an...
Argentina! Laura and I landed in Buenos Aires on the morning of January 9, a little bleary-eyed and feeling the...
a year ago
15
a year ago
Laura and I landed in Buenos Aires on the morning of January 9, a little bleary-eyed and feeling the effects from the three flights and two layovers. But we had made it. Nearly six years had passed since I last visited Buenos Aires. It had been the final port of call on my...
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
21
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....
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
5
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...
Asterisk
China’s Policy Failures China’s experimental policy regime catalyzed the country’s economic ascent. Today, the system seems...
10 months ago
2
10 months ago
China’s experimental policy regime catalyzed the country’s economic ascent. Today, the system seems incapable of providing effective governance.
Math Is Still...
He Seeks Mystery Magnetic Fields With His Quantum Compass Alex Sushkov is updating an old technology with new quantum tricks in hopes of sensing the magnetic...
7 months ago
60
7 months ago
Alex Sushkov is updating an old technology with new quantum tricks in hopes of sensing the magnetic influence of dark matter. The post He Seeks Mystery Magnetic Fields With His Quantum Compass first appeared on Quanta Magazine
nanoscale views
New paper - plasmons, excitons, and steering energy We have a new paper out in Nano Letters (arxiv version here), and I wanted to explain a bit about it...
a year ago
11
a year ago
We have a new paper out in Nano Letters (arxiv version here), and I wanted to explain a bit about it and why I think it's a really cool result.    I've written before about the Purcell Effect.  When we study quantum mechanics, we learn that the rates of processes, like the...
The Works in...
Issue 14: A peasant surprise Plus: Giving yourself the Zika virus, cut-and-cover railway tunnels, and more reasons to donate your...
10 months ago
Uncharted...
GeoHistory News | Q3 2024 Longshoremen strike, Mexico – Spain conflict, how Islam propelled Europe more than Protestantism,...
2 months ago
3
2 months ago
Longshoremen strike, Mexico – Spain conflict, how Islam propelled Europe more than Protestantism, and more
Interaction Magic -...
Light Engineering Exploring the physics and engineering of light pipes, where optics and mechanical design meet.
over a year ago
nanoscale views
AI/ML and condensed matter + materials science Materials define the way we live.  That may sound like an exaggeration that I like to spout because...
a year ago
10
a year ago
Materials define the way we live.  That may sound like an exaggeration that I like to spout because I'm a condensed matter physicist, but it's demonstrably true.  Remember, past historians have given us terms like "Stone Age", "Bronze Age", and "Iron Age", and the "Information...
Probably...
Download the World in Data Our World in Data recently announced that they are providing APIs to access their data....
4 weeks ago
14
4 weeks ago
Our World in Data recently announced that they are providing APIs to access their data. Coincidentally, I am using one of their datasets in my workshop on time series analysis at PyData Global 2024. So I took this opportunity to update my example using the new API – this notebook...
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
53
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,...
Out-of-Pocket Blog
How Healthcare Payments Work with Candid Health | Out-Of-Pocket A walkthrough of how money flows between payers and providers
a year ago
symmetry magazine
Collaboration builds fantastical stories from nuggets of truth What happens when you pair CERN scientists with science fiction writers to create short stories...
a year ago
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
68
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
Wind-up nanotechnology When I was a kid, I used to take allowance money and occasionally buy rubber-band-powered balsa wood...
7 months ago
73
7 months ago
When I was a kid, I used to take allowance money and occasionally buy rubber-band-powered balsa wood airplanes at a local store.  Maybe you've seen these.  You wind up the rubber band, which stretches the elastomer and stores energy in the elastic strain of the polymer, as in...
Stephen Wolfram...
Five Most Productive Years: What Happened and What’s Next So… What Happened? Today is my birthday—for the 65th time. Five years ago, on my 60th birthday, I...
3 months ago
51
3 months ago
So… What Happened? Today is my birthday—for the 65th time. Five years ago, on my 60th birthday, I did a livestream where I talked about some of my plans. So… what happened? Well, what happened was great. And in fact I’ve just had the most productive five years of my life. Nine...
Out-of-Pocket Blog
Six (More) Healthcare Startup Ideas | Out-Of-Pocket In collaboration with The Generalist, one of the few newsletters I read end-to-end every time
a year ago
Out-of-Pocket Blog
Retail and community pharmacies are changing | Out-Of-Pocket COVID tailwinds are changing the role of the pharmacy and pharmacist
a year ago
The Works in...
Britain’s interwar apartment boom A decade of Art Deco densification
9 months ago
Out-of-Pocket Blog
Common healthcare questions I get | Out-Of-Pocket Some of your FAQs finally answered
2 weeks ago
nanoscale views
Items for discussion, including google's latest quantum computing result As we head toward the end of the calendar year, a few items: Google published a new result in...
a week ago
20
a week ago
As we head toward the end of the calendar year, a few items: Google published a new result in Nature a few days ago.  This made a big news splash, including this accompanying press piece from google themselves, this nice article in Quanta, and the always thoughtful blog post by...
brr
Snowdrifts 4 days of blown snow into a doorway.
a year ago
brr
McMurdo Postal Mail How to mail things to and from Antarctica!
over a year ago
Out-of-Pocket Blog
How to analyze public healthcare datasets (even if you're non-technical) | Out-Of-Pocket Plus: using ChatGPT to analyze datasets?
a year ago
The Works in...
Issue 10: One word—plastics. Plus: France's baby bust, why we empathise with animals, building infrastructure faster, and more.
a year ago
IEEE Spectrum
Robert Kahn: The Great Interconnector In the mid-1960s, Robert Kahn began thinking about how computers with different operating systems...
8 months ago
67
8 months ago
In the mid-1960s, Robert Kahn began thinking about how computers with different operating systems could talk to each other across a network. He didn’t think much about what they would say to one another, though. He was a theoretical guy, on leave from the faculty of the...
Out-of-Pocket Blog
How To Make Your Own Card Game | Out-Of-Pocket Want to bring a board or card game to life? Here's what you can expect in terms of costs and money...
a year ago
Cremieux Recueil
Grading the World's Shortest Manifesto It gets an F and the student has earned the death penalty
a week ago
The Roots of...
What does it mean to “trust science”? And this, my children, is why we do not say things like “I believe in science”. I mean, don’t get me...
a year ago
12
a year ago
And this, my children, is why we do not say things like “I believe in science”. I mean, don’t get me wrong, science definitely exists—I’ve seen it. But not everything that calls itself science is science, and even good science sometimes gets wrong results. –Megan McArdle Should...
Math Is Still...
New Proof Finds the ‘Ultimate Instability’ in a Solar System Model For the first time, mathematicians have proved that planetary orbits in a solar system will always...
a year ago
54
a year ago
For the first time, mathematicians have proved that planetary orbits in a solar system will always be unstable. The post New Proof Finds the ‘Ultimate Instability’ in a Solar System Model first appeared on Quanta Magazine
Math Is Still...
Physicists Pinpoint the Quantum Origin of the Greenhouse Effect Carbon dioxide’s powerful heat-trapping effect has been traced to a quirk of its quantum structure....
4 months ago
35
4 months ago
Carbon dioxide’s powerful heat-trapping effect has been traced to a quirk of its quantum structure. The finding may explain climate change better than any computer model. The post Physicists Pinpoint the Quantum Origin of the Greenhouse Effect first appeared on Quanta...
Math Is Still...
The Unraveling of Space-Time This special issue of Quanta Magazine explores the ultimate scientific quest: the search for the...
2 months ago
19
2 months ago
This special issue of Quanta Magazine explores the ultimate scientific quest: the search for the fundamental nature of reality. The post The Unraveling of Space-Time first appeared on Quanta Magazine
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
42
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...
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
22
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...
symmetry magazine
Vera C. Rubin Observatory brings the universe to everyone The Rubin Observatory is making education and outreach a top priority.
a year ago
Math Is Still...
Flow Proof Helps Mathematicians Find Stability in Chaos A series of new papers describes how to fully characterize key dynamical systems with relatively...
a year ago
27
a year ago
A series of new papers describes how to fully characterize key dynamical systems with relatively little data. The post Flow Proof Helps Mathematicians Find Stability in Chaos first appeared on Quanta Magazine
NeuroLogica Blog
Titan Disaster and Risk vs Benefit There has been a lot of discussion regarding the recent disaster of the Titan submersible. Was the...
a year ago
23
a year ago
There has been a lot of discussion regarding the recent disaster of the Titan submersible. Was the risk justified? Who should be responsible for the safety issues? Who should be on the hook for the millions of dollars the rescue effort took? And why did this tragedy garner more...
Explorations of an...
2023 Part 4: Indonesia and Ecuador September The island of Sulawesi must be on the bucket list for any naturalist with a strong...
11 months ago
11
11 months ago
September The island of Sulawesi must be on the bucket list for any naturalist with a strong interest in biogeography. Though Borneo is situated only a few hundred kilometers to the west, and the Moluccas are not far to the east, the species composition of Sulawesi is...
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
2
over a year ago
A 22 hour medical experiment breathing 12% oxygen, and the 7000 images of my brain that came out of it.
Explorations of an...
2023 Part 3: Spring And Summer In Ontario April (continued) Laura and I returned to Ontario in late April and I immediately jumped back into...
11 months ago
12
11 months ago
April (continued) Laura and I returned to Ontario in late April and I immediately jumped back into the local birding/naturalist scene. Spring is such a dynamic time of year and I tried to maximize every opportunity. In late April I spent a couple of days on Manitoulin Island,...
Blog - Practical...
Why Some Roadways Are Made of Styrofoam [Note that this article is a transcript of the video embedded above.] If you’ve ever driven or...
a year ago
23
a year ago
[Note that this article is a transcript of the video embedded above.] If you’ve ever driven or ridden in an automobile, there’s a near 100% chance you’ve hit a bump in the road as you transition onto or off of a bridge. In fact, some studies estimate that it happens on a quarter...
Marine Madness
Culture Club: Time to let the cetaceans in? Up until recently, culture has been thought of as a primarily human characteristic. However, recent...
over a year ago
23
over a year ago
Up until recently, culture has been thought of as a primarily human characteristic. However, recent studies shine a light on the fact that non-human animals including Cetaceans (dolphins and whales), may also possess it. They live in tightly-knit social communities, exhibit...
Blog - Practical...
How Bridge Engineers Design Against Ship Collisions [Note that this article is a transcript of the video embedded above.] On March 26, 2024 (just a few...
7 months ago
65
7 months ago
[Note that this article is a transcript of the video embedded above.] On March 26, 2024 (just a few weeks ago, if you're watching this as it comes out), a large container ship struck one of the main support piers of the Francis Scott Key Bridge in Baltimore, Maryland, collapsing...
NeuroLogica Blog
Electronic Noses I am always sniffing around (pun intended) for new and interesting technology, especially anything...
2 months ago
32
2 months ago
I am always sniffing around (pun intended) for new and interesting technology, especially anything that I think is currently flying under the radar of public awareness but has the potential to transform our world in some way. I think electronic nose technology fits into this...
Damn Interesting
Breaking a Bit It’s been a busy summer, and the large shortfall in donations last month has been demoralizing, so...
a year ago
51
a year ago
It’s been a busy summer, and the large shortfall in donations last month has been demoralizing, so we’re taking a week off to rest and recuperate. The curated links section will be (mostly) silent, and behind the scenes we’ll be taking a brief break from our usual researching,...
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
37
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...
Out-of-Pocket Blog
Answers: Too much money in digital health? | Out-Of-Pocket Here's what some of you had to say
a year ago
Many Worlds
Many Worlds Archive is Available I had the pleasure of reporting and writing the Many Worlds column — sponsored by NASA’s NExSS...
a year ago
32
a year ago
I had the pleasure of reporting and writing the Many Worlds column — sponsored by NASA’s NExSS initiative and the Lunar & Planetary Institute — for almost eight years. But the run came to an end in October. Now an archive of the more than 400 columns is easily available at...
Stephen Wolfram...
Nestedly Recursive Functions Yet Another Ruliological Surprise Integers. Addition. Subtraction. Maybe multiplication. Surely...
2 months ago
37
2 months ago
Yet Another Ruliological Surprise Integers. Addition. Subtraction. Maybe multiplication. Surely that’s not enough to be able to generate any serious complexity. In the early 1980s I had made the very surprising discovery that very simple programs based on cellular automata could...
Probably...
Probably Overthinking It Notebooks To celebrate one month since the launch of Probably Overthinking It, I’m releasing the Jupyter...
11 months ago
37
11 months ago
To celebrate one month since the launch of Probably Overthinking It, I’m releasing the Jupyter notebooks I used to create the book. There’s one per chapter, and they contain all of the code I used to do the analysis and generate the figures. So if you are curious about the...
Chris Grossack's...
Talk -- 2-Categorical Descent and (Essentially) Algebraic Theories A few weeks ago I gave a talk at the CT Octoberfest 2023 about some work I did over the summer that...
a year ago
6
a year ago
A few weeks ago I gave a talk at the CT Octoberfest 2023 about some work I did over the summer that I’m really proud of. Unfortunately, while writing up the result I found a 1999 paper by Pedicchio and Wood that proves the same theorem (with roughly the same proof), so I...
Out-of-Pocket Blog
All of the main problems with US healthcare | Out-Of-Pocket let's get all of our problems out on the table
9 months ago
Uncharted...
Should You Be Able to Experiment on Your Own Cancer? A researcher in virology and immunotherapy got bad news: Her cancer was back with a vengeance; the...
2 months ago
4
2 months ago
A researcher in virology and immunotherapy got bad news: Her cancer was back with a vengeance; the treatments weren’t working. She decided to treat it herself.
Math Is Still...
In a ‘Dark Dimension,’ Physicists Search for the Universe’s Missing Matter An idea derived from string theory suggests that dark matter is hiding in a (relatively) large extra...
10 months ago
25
10 months ago
An idea derived from string theory suggests that dark matter is hiding in a (relatively) large extra dimension. The theory makes testable predictions that physicists are investigating now. The post In a ‘Dark Dimension,’ Physicists Search for the Universe’s Missing...
Math Is Still...
The Astonishing Behavior of Recursive Sequences Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling...
a year ago
9
a year ago
Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling patterns have revealed ties to graph theory and prime numbers, awing mathematicians. The post The Astonishing Behavior of Recursive Sequences first appeared on Quanta...
Math Is Still...
Insects and Other Animals Have Consciousness, Experts Declare A group of prominent biologists and philosophers announced a new consensus: There’s “a realistic...
8 months ago
61
8 months ago
A group of prominent biologists and philosophers announced a new consensus: There’s “a realistic possibility” that insects, octopuses, crustaceans, fish and other overlooked animals experience consciousness. The post Insects and Other Animals Have Consciousness,...
Out-of-Pocket Blog
Some crypto x healthcare ideas | Out-Of-Pocket Decentralized EMRs, Insurance DAOs, and Drug Picking Models
a year ago
The Works in...
The Cocktail Revolution How bad drinks became good, and good drinks became great
a year ago
Math Is Still...
Elliptic Curves Yield Their Secrets in a New Number System Ana Caraiani and James Newton have extended an important result in number theory to the imaginary...
a year ago
56
a year ago
Ana Caraiani and James Newton have extended an important result in number theory to the imaginary realm. The post Elliptic Curves Yield Their Secrets in a New Number System first appeared on Quanta Magazine
NeuroLogica Blog
Trust in Science How much does the public trust in science and scientists? Well, there’s some good news and some bad...
a year ago
6
a year ago
How much does the public trust in science and scientists? Well, there’s some good news and some bad news. Let’s start with the bad news – a recent Pew survey finds that trust in scientist has been in decline for the last few years. From its recent peak in 2019, those who answered...
Probably...
The World Population Singularity One of the exercises in Modeling and Simulation in Python invites readers to download estimates of...
a year ago
5
a year ago
One of the exercises in Modeling and Simulation in Python invites readers to download estimates of world population from 10,000 BCE to the present, and to see if they are well modeled by any simple mathematical function. Here’s what the estimates look like (aggregated on...
nanoscale views
Recent papers to distract.... Time for blogging has continued to be scarce, but here are a few papers to distract (and for readers...
a month ago
28
a month ago
Time for blogging has continued to be scarce, but here are a few papers to distract (and for readers who are US citizens:  vote if you have not already done so!). Reaching back, this preprint by Aharonov, Collins, Popescu talks about a thought experiment in which angular...
Quantum Frontiers
Happy 200th birthday, Carnot’s theorem! In Kenneth Grahame’s 1908 novel The Wind in the Willows, a Mole meets a Water Rat who lives on a...
3 weeks ago
16
3 weeks ago
In Kenneth Grahame’s 1908 novel The Wind in the Willows, a Mole meets a Water Rat who lives on a River. The Rat explains how the River permeates his life: “It’s brother and sister to me, and aunts, and company, … Continue reading →
Blog - Practical...
How This Bridge Was Rebuilt in 15 Days After Hurricane Ian [Note that this article is a transcript of the video embedded above.] On September 28, 2022,...
over a year ago
25
over a year ago
[Note that this article is a transcript of the video embedded above.] On September 28, 2022, Hurricane Ian made landfall on the western coast of Florida as a Category 4 storm, bringing enormous volumes of rainfall and extreme winds to the state. Ian was the deadliest hurricane to...
symmetry magazine
Antimatter falls down Results from the ALPHA experiment confirm that matter and antimatter react to gravity in a similar...
a year ago
6
a year ago
Results from the ALPHA experiment confirm that matter and antimatter react to gravity in a similar way.
brr
Cape Crozier A nearby field camp, and my first helicopter flight!
over a year ago
Math Is Still...
Fresh X-Rays Reveal a Universe as Clumpy as Cosmology Predicts By mapping the largest structures in the universe in X-rays, cosmologists have found striking...
9 months ago
28
9 months ago
By mapping the largest structures in the universe in X-rays, cosmologists have found striking agreement with their standard theoretical model of how the universe evolves. The post Fresh X-Rays Reveal a Universe as Clumpy as Cosmology Predicts first appeared on Quanta...
Math Is Still...
What Is Distributed Computing? Our computers can get a lot more done when they share the load with other machines. The...
3 weeks ago
16
3 weeks ago
Our computers can get a lot more done when they share the load with other machines. The post What Is Distributed Computing? first appeared on Quanta Magazine
Explorations of an...
Uruguay Part 1: Relaxed Birding In The Countryside Uruguay is one of the smallest countries in South America and the only one that is entirely situated...
a year ago
9
a year ago
Uruguay is one of the smallest countries in South America and the only one that is entirely situated south of the Tropic of Capricorn. Uruguay was first settled by hunter-gatherers around 13,000 years ago, while the predominate tribe when Europeans arrived was the Charrúa people....
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
42
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
Asterisk
Rebuilding After the Replication Crisis Over a decade has passed since scientists realized many of their studies were failing to replicate....
over a year ago
2
over a year ago
Over a decade has passed since scientists realized many of their studies were failing to replicate. How well have their attempts to fix the problem actually worked?
Math Is Still...
How 3D Changes in the Genome Turned Sharks Into Skates Changes in the 3D structure of their genome gave skates and rays their distinctive winglike fins and...
a year ago
28
a year ago
Changes in the 3D structure of their genome gave skates and rays their distinctive winglike fins and pancake flatness. The post How 3D Changes in the Genome Turned Sharks Into Skates first appeared on Quanta Magazine
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
Quantum Frontiers
A peek inside Northrop Grumman’s subatomic endeavors As the weather turns colder and we trade outdoor pools for pumpkin spice and then Christmas carols,...
over a year ago
26
over a year ago
As the weather turns colder and we trade outdoor pools for pumpkin spice and then Christmas carols, perhaps you’re longing for summer’s warmth. For me, it is not just warmth I yearn for: This past summer, I worked as a … Continue reading →
Blog - Practical...
Why Engineers Can't Control Rivers [Note that this article is a transcript of the video embedded above.] This is the Old River Control...
a year ago
57
a year ago
[Note that this article is a transcript of the video embedded above.] This is the Old River Control Structure, a relatively innocuous complex of floodgates and levees off the Mississippi River in central Louisiana. It was built in the 1950s to solve a serious problem. Typically...
wadertales
WaderTales blogs in 2022 Here are brief summaries of the sixteen WaderTales blogs that were published in 2022. I have grouped...
over a year ago
23
over a year ago
Here are brief summaries of the sixteen WaderTales blogs that were published in 2022. I have grouped the blogs into sections; problems with trees, more research from Iceland, Curlews, news from the East Asian-Australasian Flyway, tracking and updates. As ever, I am grateful to...
NeuroLogica Blog
The Next Step in Space Travel The European Space Agency (ESA) has announced they are developing their own commercial space...
a year ago
7
a year ago
The European Space Agency (ESA) has announced they are developing their own commercial space capsule. This will be used initially for cargo, but then eventually for crew as well. They anticipate a maiden voyage in 2028. I think this is a positive development. It seems we are...
Damn Interesting
The Anticipated Future of the Moon When the Earth was young, shortly after the moon formed, our planet was spinning so fast that a day...
over a year ago
7
over a year ago
When the Earth was young, shortly after the moon formed, our planet was spinning so fast that a day was approximately five hours long. During the intervening billions of years, the dragging effect of the moon’s gravity slowed the Earth’s spin to the 24-hour day we now observe....
Asterisk
Community Organizing
a month ago
Interaction Magic -...
Metaphors mold minds Every good design is founded on a great metaphor. How to use metaphors to design more a inclusive...
over a year ago
2
over a year ago
Every good design is founded on a great metaphor. How to use metaphors to design more a inclusive future for our cities. My IXDA Interaction 22 conference talk.
Asterisk
The Next Revolution in Animal Agriculture The technologies of precision livestock farming could reshape animal agriculture. How will that go...
5 months ago
2
5 months ago
The technologies of precision livestock farming could reshape animal agriculture. How will that go for the animals?
Chris Grossack's...
Life in Johnstone's Topological Topos 3 -- Bonus Axioms In the first post of the series, we talked about what the topological topos is, and how we can...
5 months ago
49
5 months ago
In the first post of the series, we talked about what the topological topos is, and how we can think about its objects (and, importantly, how we can relate computations in the topos $\mathcal{T}$ to computations with topological spaces in “the real world”). In part two, we...
Damn Interesting
A Taste of Italy In the mid-1800s, Italy was consumed by two parallel fights: one to rid itself of Austrian...
over a year ago
4
over a year ago
In the mid-1800s, Italy was consumed by two parallel fights: one to rid itself of Austrian domination (a holdover from the Holy Roman Empire) and the other for unification. At the time, Europe’s boot was a curious conglomeration of separate states, not all of which got along....
Math Is Still...
Tiny Tweaks to Neurons Can Rewire Animal Motion Altering a protein in the neurons that coordinate a rattlesnake’s movement made a slow slither...
9 months ago
27
9 months ago
Altering a protein in the neurons that coordinate a rattlesnake’s movement made a slow slither neuron more like a speedy rattle neuron, showing one way evolution can generate new ways of moving. The post Tiny Tweaks to Neurons Can Rewire Animal Motion first appeared...
Math Is Still...
A New Experiment Casts Doubt on the Leading Theory of the Nucleus By measuring inflated helium nuclei, physicists have challenged our best understanding of the force...
a year ago
55
a year ago
By measuring inflated helium nuclei, physicists have challenged our best understanding of the force that binds protons and neutrons. The post A New Experiment Casts Doubt on the Leading Theory of the Nucleus first appeared on Quanta Magazine
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
262
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...
nanoscale views
Postdoctoral opportunities at Rice I will be sending some emails shortly, but I wanted to point out postdoctoral opportunities here at...
a year ago
7
a year ago
I will be sending some emails shortly, but I wanted to point out postdoctoral opportunities here at Rice University. The Smalley-Curl Institute is having a competition for two two-year postdoctoral fellow slots.  Click on the link for the details.  The requirements for a...
The Works in...
Issue 09: Cheap shots and killer bots Plus: Why scientific writing is so bad, how to stop snakebites from killing 100,000 people every...
over a year ago
22
over a year ago
Plus: Why scientific writing is so bad, how to stop snakebites from killing 100,000 people every year, and what science can learn from the fight against global poverty.
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
4
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...
NeuroLogica Blog
Artificial Diamond Boom The history of aluminum, and what is now happening in the artificial diamond market, may tell us...
a year ago
27
a year ago
The history of aluminum, and what is now happening in the artificial diamond market, may tell us something about a post-scarcity world. Aluminum is the most abundant metal in the Earth’s crust. However, it like to form with other elements and therefore it was very difficulty to...
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
31
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...
Stephen Wolfram...
Yet More New Ideas and New Functions: Launching Version 14.1 of Wolfram Language & Mathematica For the 36th Time… the Latest from Our R&D Pipeline There’s Now a Unified Wolfram App Vector...
4 months ago
39
4 months ago
For the 36th Time… the Latest from Our R&D Pipeline There’s Now a Unified Wolfram App Vector Databases and Semantic Search RAGs and Dynamic Prompting for LLMs Connect to Your Favorite LLM Symbolic Arrays and Their Calculus Binomials and Pitchforks: Navigating Mathematical...
Explorations of an...
2023 Part 2: Early March through April (Brazil) March On March 4, Laura and I landed in São Paulo. It was our first time in Brazil. Even though we...
12 months ago
10
12 months ago
March On March 4, Laura and I landed in São Paulo. It was our first time in Brazil. Even though we had planned to spend much of the next two months exploring Brazil, the country is so large that we could only see a small portion of it. We restricted our route to only include...
Probably...
Another step toward a two-hour marathon This is an update to an analysis I run each time the marathon world record is broken. If you like...
a year ago
5
a year ago
This is an update to an analysis I run each time the marathon world record is broken. If you like this sort of thing, you will like my forthcoming book, Probably Overthinking It, which is available for preorder now. On October 8, 2023, Kelvin Kiptum ran the Chicago Marathon in...
IEEE Spectrum
The First Virtual Meeting Was in 1916 At 8:30 p.m. on 16 May 1916, John J. Carty banged his gavel at the Engineering Societies Building in...
a month ago
25
a month ago
At 8:30 p.m. on 16 May 1916, John J. Carty banged his gavel at the Engineering Societies Building in New York City to call to order a meeting of the American Institute of Electrical Engineers. This was no ordinary gathering. The AIEE had decided to conduct a live national meeting...
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part II Yesterday’s post was the first in an exchange about the effects of climate change on public health....
a year ago
30
a year ago
Yesterday’s post was the first in an exchange about the effects of climate change on public health. Today’s post is my response. Part II Climate change is a critically important topic for society today, and it’s important that the public have a working knowledge of the facts,...
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
37
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 …...
Math Is Still...
Physicists Finally Find a Problem That Only Quantum Computers Can Do Researchers have shown that a problem relating to the energy of a quantum system is easy for quantum...
9 months ago
30
9 months ago
Researchers have shown that a problem relating to the energy of a quantum system is easy for quantum computers but hard for classical ones. The post Physicists Finally Find a Problem That Only Quantum Computers Can Do first appeared on Quanta Magazine
Explorations of an...
Araucaria Forests near San Pedro February 9 - 11, 2023 The Brazilian Araucaria is a tree that seems more suited to the pages of a Dr....
a year ago
19
a year ago
February 9 - 11, 2023 The Brazilian Araucaria is a tree that seems more suited to the pages of a Dr. Seuss book than the rolling hills of the Atlantic forests of southern Brazil and northeastern Argentina. Stands of Araucaria angustifolia are peculiar looking, with massive trunks...
Math Is Still...
In the ‘Wild West’ of Geometry, Mathematicians Redefine the Sphere High-dimensional spheres can have a much wider variety of structures than mathematicians thought...
a year ago
6
a year ago
High-dimensional spheres can have a much wider variety of structures than mathematicians thought possible. The post In the ‘Wild West’ of Geometry, Mathematicians Redefine the Sphere first appeared on Quanta Magazine
Asterisk
Manufacturing Bliss A growing community centered on the Bay Area is rediscovering the jhanas, a meditation technique...
8 months ago
2
8 months ago
A growing community centered on the Bay Area is rediscovering the jhanas, a meditation technique that practitioners claim could upend how we think about the brain — and transform our lives in the process.
symmetry magazine
Seeing the full picture with line-intensity mapping Astronomers are championing a relatively new technique as a method to understand the structure of...
a year ago
7
a year ago
Astronomers are championing a relatively new technique as a method to understand the structure of the early universe in three dimensions.
Explorations of an...
Uruguay Part 2: The Saffron-cowled Blackbird Search February 26, 2023 Laura and I left the hacienda behind and and headed southeast towards the coast....
a year ago
23
a year ago
February 26, 2023 Laura and I left the hacienda behind and and headed southeast towards the coast. Our route was a meandering one and we took our time on the potholed roads. The countryside was birdy and we didn't mind the relaxed pace.  We had booked an AirBnB property in the...
Out-of-Pocket Blog
23andMe, a healthcare fund idea, and the NHS | Out-Of-Pocket Some random musings coming from London
2 months ago
Bartosz Ciechanowski
Mechanical Watch In the world of modern portable devices, it may be hard to believe that merely a few decades ago the...
over a year ago
33
over a year ago
In the world of modern portable devices, it may be hard to believe that merely a few decades ago the most convenient way to keep track of time was a mechanical watch. Unlike their quartz and smart siblings, mechanical watches can run without using any batteries or other...
NeuroLogica Blog
Oldest Evidence of Humans In Americas Exactly when Homo sapiens came to the Americas has not been firmly established, and new evidence has...
a year ago
4
a year ago
Exactly when Homo sapiens came to the Americas has not been firmly established, and new evidence has just thrown another curve ball into the controversy. There is evidence of a large culture of humans throughout North America from 12-13,000 years ago, called the Clovis Culture....
IEEE Spectrum
Smellovision Gets a Refresh This article is part of our exclusive IEEE Journal Watch series in partnership with IEEE...
a year ago
5
a year ago
This article is part of our exclusive IEEE Journal Watch series in partnership with IEEE Xplore. Modern virtual reality is a feast for the eyes and ears—but coming in a distant fourth (behind haptic touch technologies), smell has been nearly completely ignored. Earlier this...
Math Is Still...
The Year in Computer Science Artificial intelligence learned how to generate text and art better than ever before, while computer...
a year ago
12
a year ago
Artificial intelligence learned how to generate text and art better than ever before, while computer scientists developed algorithms that solved long-standing problems. The post The Year in Computer Science first appeared on Quanta Magazine
Out-of-Pocket Blog
The Issue With The COVID Bailout | Out-Of-Pocket A WHOLE NEW WORLD, A NEW PANDEMIC POINT OF VIEW
a year ago
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
48
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...
Blog - Practical...
Which Power Plant Does My Electricity Come From? [Note that this article is a transcript of the video embedded above.] In June of 2000, the power...
a month ago
32
a month ago
[Note that this article is a transcript of the video embedded above.] In June of 2000, the power shut off across much of the San Francisco Bay area. There simply wasn’t enough electricity to meet demands, so more than a million customers were disconnected in California's largest...
IEEE Spectrum
How the Computer Graphics Industry Got Started at the University of Utah Animation has come a long way since 1900, when J. Stuart Blackton created The Enchanted Drawing, the...
a year ago
5
a year ago
Animation has come a long way since 1900, when J. Stuart Blackton created The Enchanted Drawing, the earliest known animated film. The 90-second movie was created using stop-motion techniques, as flat characters, props, and backgrounds were drawn on an easel or made from...
NeuroLogica Blog
Is AI Sentient Revisited On the SGU this week we interviewed Blake Lemoine, the ex-Google employee who believes that Google’s...
a year ago
31
a year ago
On the SGU this week we interviewed Blake Lemoine, the ex-Google employee who believes that Google’s LaMDA may be sentient, based on his interactions with it. This was a fascinating discussion, and even though I think we did a pretty deep dive in the time we had, it also felt...
ToughSF
Piracy in Space is Possible Part II: Armed Merchants and Pirate Patrols There's more to piracy than just attacking a target and running away afterwards.  Put yourself in...
over a year ago
6
over a year ago
There's more to piracy than just attacking a target and running away afterwards.  Put yourself in the shoes of a pirate, a merchant or the authorities. What would you do? Fighting back Pirates intercepting, attacking and ransoming a merchant crew should be...
brr
Mud Murdo The beautiful ambiance of a McMurdo summer.
over a year ago
nanoscale views
What is a spin glass? As mentioned previously, structural glasses are materials in which there is no periodic lattice (no...
a year ago
45
a year ago
As mentioned previously, structural glasses are materials in which there is no periodic lattice (no long-range spatial order) and the building blocks get "stuck" in some configuration, kinetically unable to get to the true energetic minimum state which would almost certainly be a...
NeuroLogica Blog
AI Companions – Good or Bad? Often times the answer to a binary question is “yes”. Is artificial intelligence (AI) a powerful and...
5 months ago
49
5 months ago
Often times the answer to a binary question is “yes”. Is artificial intelligence (AI) a powerful and quickly advancing tool or is it overhyped? Yes. Are opiates useful medicines or dangerous drugs? Yes. Is Elon Musk a technological visionary or an eccentric opportunist? This is...
Asterisk
Modeling the End of Monkeypox The journalistic and public health response to the US monkeypox outbreak was noisy and contentious....
over a year ago
2
over a year ago
The journalistic and public health response to the US monkeypox outbreak was noisy and contentious. What tools do we have for predicting its spread?
NeuroLogica Blog
Intuitive and Analytical Thinking Here is a relatively simple math problem:  A bat and a ball cost $1.10 combined. The bat costs $1...
a year ago
55
a year ago
Here is a relatively simple math problem:  A bat and a ball cost $1.10 combined. The bat costs $1 more than the ball. How much does the ball cost? (I will provide the answer below the fold.) This problem is the basis of a large psychological literature on thinking systems in the...
Quantum Frontiers
A (quantum) complex legacy: Part deux I didn’t fancy the research suggestion emailed by my PhD advisor. A 2016 email from John Preskill...
a year ago
28
a year ago
I didn’t fancy the research suggestion emailed by my PhD advisor. A 2016 email from John Preskill led to my publishing a paper about quantum complexity in 2022, as I explained in last month’s blog post. But I didn’t explain … Continue reading →
Wanderingspace
OSIRIS-REX Leaves Bennu The OSIRIS-REX mission in on a two year trajectory back to Earth after capturing fragments of the...
over a year ago
13
over a year ago
The OSIRIS-REX mission in on a two year trajectory back to Earth after capturing fragments of the near Earth asteroid Bennu after successfully executing a sample touchdown last fall. [LINK] The sampling of of the asteroid’s surface is shown above.
Math Is Still...
How Do Merging Supermassive Black Holes Pass the Final Parsec? The giant holes in galaxies’ centers shouldn’t be able to merge, yet merge they do. Scientists...
2 months ago
27
2 months ago
The giant holes in galaxies’ centers shouldn’t be able to merge, yet merge they do. Scientists suggest that an unusual form of dark matter may be the solution. The post How Do Merging Supermassive Black Holes Pass the Final Parsec? first appeared on Quanta Magazine
Blog - Practical...
How the Hawaiian Power Grid Works [Note that this article is a transcript of the video embedded above.] In January of 2024, right on...
9 months ago
64
9 months ago
[Note that this article is a transcript of the video embedded above.] In January of 2024, right on the heels of a serious drought across the state, a major storm slammed into the Hawaiian islands of Oahu and Kauai. Severe winds caused damage to buildings, and heavy rain flooded...
Math Is Still...
Computation Is All Around Us, and You Can See It if You Try Computer scientist Lance Fortnow writes that by embracing the computations that surround us, we can...
6 months ago
35
6 months ago
Computer scientist Lance Fortnow writes that by embracing the computations that surround us, we can begin to understand and tame our seemingly random world. The post Computation Is All Around Us, and You Can See It if You Try first appeared on Quanta Magazine