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pcloadletter
Coding interviews are effective Coding interviews are controversial. It can be unpleasant to code in front of someone else, knowing...
10 months ago
21
10 months ago
Coding interviews are controversial. It can be unpleasant to code in front of someone else, knowing you're being judged. And who likes failing? Especially when it feels like you failed intellectually. But, coding interviews are effective. One big criticism of coding interviews is...
NeuroLogica Blog
Flooding is Increasing Last month my flight home from Chicago was canceled because of an intense rainstorm. In CT the storm...
3 months ago
29
3 months ago
Last month my flight home from Chicago was canceled because of an intense rainstorm. In CT the storm was intense enough to cause flash flooding, which washed out roads and bridges and shut down traffic in many areas. The epicenter of the rainfall was in Oxford, CT (where my...
nanoscale views
APS March Meeting 2023, Day 1 Ahh, Las Vegas.  I will say, I think every APS March Meeting from now on should have a giant Ferris...
a year ago
22
a year ago
Ahh, Las Vegas.  I will say, I think every APS March Meeting from now on should have a giant Ferris wheel right by the registration lobby.    Here are a few highlights from what I saw after I arrived around lunchtime today: Given some of my current research, I spent a fair bit...
NeuroLogica Blog
Journalists Fail on UAP Story Nothing about the recent resurgence in interest in UFOs (now called UAPs for unidentified anomalous...
a year ago
9
a year ago
Nothing about the recent resurgence in interest in UFOs (now called UAPs for unidentified anomalous phenomena) is really new. It’s basically the same stories with the same level of completely unconvincing evidence. But what is somewhat new is the level of credulity and outright...
Tikalon Blog by Dev...
Quantum Year 2025 Children decide early in life to become scientists when they find that topics such as the...
4 months ago
2
4 months ago
Children decide early in life to become scientists when they find that topics such as the Pythagorean theorem and the hydrological cycle are more interesting and more important than knowing which state is noted for corn. My childhood was notable for witnessing the launch of the...
nanoscale views
Anyons, simulation, and "real" systems Quanta magazine this week published an article about two very recent papers, in which different...
a year ago
90
a year ago
Quanta magazine this week published an article about two very recent papers, in which different groups performed quantum simulations of anyons, objects that do not follow Bose-Einstein or Fermi-Dirac statistics when they are exchanged.  For so-called Abelian anyons (which I wrote...
nanoscale views
Faculty positions at Rice - follow-up I had mentioned about 6 weeks ago that my department at Rice is searching in the quantum/AMO space...
a year ago
6
a year ago
I had mentioned about 6 weeks ago that my department at Rice is searching in the quantum/AMO space for experiment and theory.   Now I want to put the larger context of this out there - Rice has four quantum-related searches going on right now: Quantum theory (PHYA):...
nanoscale views
APS March Meeting 2024, Day 1 There is no question that the meeting venue in Minneapolis is superior in multiple ways to last...
9 months ago
29
9 months ago
There is no question that the meeting venue in Minneapolis is superior in multiple ways to last year's meeting in Las Vegas.  The convention center doesn't feel scarily confining, and it also doesn't smell like a combination of cigarettes and desperation. Here are a few...
Stephen Wolfram...
Ruliology of the “Forgotten” Code 10 My All-Time Favorite Science Discovery June 1, 1984—forty years ago today—is when it would be fair...
6 months ago
60
6 months ago
My All-Time Favorite Science Discovery June 1, 1984—forty years ago today—is when it would be fair to say I made my all-time favorite science discovery. Like with basically all significant science discoveries (despite the way histories often present them) it didn’t happen without...
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
nanoscale views
APS March Meeting 2024, Day 3 My highlights today are a bit thin, because I was fortunate enough to spend time catching up with...
9 months ago
29
9 months ago
My highlights today are a bit thin, because I was fortunate enough to spend time catching up with collaborators and old friends, but here goes: Pedram Roushan from Google gave an interesting talk about noisy intermediate-scale quantum experiments for simulation.  He showed some...
Wanderingspace
We don’t post enough Mars Scenic Views I mean… we don’t post enough in general.
over a year ago
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,...
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...
Math Is Still...
New Codes Could Make Quantum Computing 10 Times More Efficient Quantum computing is still really, really hard. But the rise of a powerful class of error-correcting...
a year ago
11
a year ago
Quantum computing is still really, really hard. But the rise of a powerful class of error-correcting codes suggests that the task might be slightly more feasible than many feared. The post New Codes Could Make Quantum Computing 10 Times More Efficient first appeared...
Explorations of an...
Marsh Birding In Ceibas And Otamendi February 18, 2023 Laura and I left Parque Nacional El Palmar and continued south towards Buenos...
a year ago
8
a year ago
February 18, 2023 Laura and I left Parque Nacional El Palmar and continued south towards Buenos Aires and beyond. We had just five days remaining in our Argentina trip, with ferry tickets purchased that would take us to Uruguay on February 23. At this point in the trip, potential...
Math Is Still...
A New Idea for How to Assemble Life If we want to understand complex constructions, such as ourselves, assembly theory says we must...
a year ago
45
a year ago
If we want to understand complex constructions, such as ourselves, assembly theory says we must account for the entire history of how such entities came to be. The post A New Idea for How to Assemble Life first appeared on Quanta Magazine
Blog - Practical...
Endeavour's Wild Journey Through the Streets of Los Angeles [Note that this article is a transcript of the video embedded above.] In May of 1992, the Space...
over a year ago
28
over a year ago
[Note that this article is a transcript of the video embedded above.] In May of 1992, the Space Shuttle Endeavour launched to low earth orbit on its very first flight. That first mission was a big one: the crew captured a wayward communications satellite stuck in the wrong orbit,...
Blog - Practical...
How Flood Tunnels Work [Note that this article is a transcript of the video embedded above.] This is Waterloo Park in...
a year ago
77
a year ago
[Note that this article is a transcript of the video embedded above.] This is Waterloo Park in downtown Austin, Texas, just a couple of blocks away from the state capitol building. It’s got walking trails, an ampitheater, Waller Creek runs right through the center, and it has...
Damn Interesting
From Where the Sun Now Stands An American Indian man on horseback stood outlined against a steely sky past midday on 05 October...
a year ago
5
a year ago
An American Indian man on horseback stood outlined against a steely sky past midday on 05 October 1877. Winter was already settling into the prairies of what would soon become the state of Montana. Five white men stood in the swaying grass on the other side of the field,...
Drew Ex Machina
GOES Video of Solar Eclipse – October 14, 2023 Solar eclipses have fascinated humanity since ancient times and the annular eclipse of October 14,...
a year ago
45
a year ago
Solar eclipses have fascinated humanity since ancient times and the annular eclipse of October 14, 2023 was no different. Unlike a total solar eclipse where the […]
Stephen Wolfram...
Can AI Solve Science? Note: Click any diagram to get Wolfram Language code to reproduce it. Wolfram Language code for...
9 months ago
34
9 months ago
Note: Click any diagram to get Wolfram Language code to reproduce it. Wolfram Language code for training the neural nets used here is also available (requires GPU). Won’t AI Eventually Be Able to Do Everything? Particularly given its recent surprise successes, there’s a somewhat...
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...
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
ToughSF
Advanced Solar Energy in Space: Part II In this post, we continue looking at high power density options for solar energy. Brayton...
over a year ago
6
over a year ago
In this post, we continue looking at high power density options for solar energy. Brayton cycle We commonly see the Brayton cycle used to convert heat into work in jet engines and the steam turbines of power plants. There are three main components: a compressor, a heat...
The Works in...
The San Diego infinite housing glitch How a bonus ADU program allows 'granny towers' in gardens
2 months ago
NeuroLogica Blog
Using Plants as Biofactories When you think about it, plants are self-reproducing solar-powered biological factories. They are...
a year ago
27
a year ago
When you think about it, plants are self-reproducing solar-powered biological factories. They are powered by the sun, extract raw material from the air and soil, and make all sorts of useful molecules. Mostly we use them to make edible molecules (food), but also to make textiles,...
Math Is Still...
To See Black Holes in Stunning Detail, She Uses ‘Echoes’ Like a Bat The astrophysicist Erin Kara measures time lags in black holes’ X-ray glows, which reveal the...
10 months ago
23
10 months ago
The astrophysicist Erin Kara measures time lags in black holes’ X-ray glows, which reveal the complexity of the objects’ closest surroundings. The post To See Black Holes in Stunning Detail, She Uses ‘Echoes’ Like a Bat first appeared on Quanta Magazine
IEEE Spectrum
The Meeting of the Minds That Launched AI The Dartmouth Summer Research Project on Artificial Intelligence, held from 18 June through 17...
a year ago
10
a year ago
The Dartmouth Summer Research Project on Artificial Intelligence, held from 18 June through 17 August of 1956, is widely considered the event that kicked off AI as a research discipline. Organized by John McCarthy, Marvin Minsky, Claude Shannon, and Nathaniel Rochester, it...
Math Is Still...
Avi Wigderson, Complexity Theory Pioneer, Wins Turing Award The prolific researcher found deep connections between randomness and computation and spent a career...
8 months ago
39
8 months ago
The prolific researcher found deep connections between randomness and computation and spent a career influencing cryptographers, complexity researchers and more. The post Avi Wigderson, Complexity Theory Pioneer, Wins Turing Award first appeared on Quanta Magazine
NeuroLogica Blog
Superconducting Kagome Metals Superconductivity is an extremely interesting, and potentially extremely useful, physical...
3 months ago
39
3 months ago
Superconductivity is an extremely interesting, and potentially extremely useful, physical phenomenon. It refers to a state in which current flows through a material without resistance, and therefore without any loss of energy or waste heat. As our civilization is increasingly run...
Wanderingspace
Dust Storm On Mars A dust storm in Olympia Planum's north polar dune fields was triggered by a late Martian summer cold...
8 months ago
40
8 months ago
A dust storm in Olympia Planum's north polar dune fields was triggered by a late Martian summer cold front. As the northern polar cap shrinks fast, it releases cold air that sometimes moves south, like on Earth. These cold fronts strengthen in late summer and early fall due to...
The Works in...
The entrepreneurial state How state competition – through war – can drive institutional progress
11 months ago
The Works in...
Where inflation comes from How we calculate inflation has always been contested with small changes leading to large differences...
a month ago
19
a month ago
How we calculate inflation has always been contested with small changes leading to large differences in how well-off we think we are.
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...
Can Thermodynamics Go Quantum? The Industrial Revolution brought us the laws of thermodynamics, and new ideas about work, energy...
3 months ago
25
3 months ago
The Industrial Revolution brought us the laws of thermodynamics, and new ideas about work, energy and efficiency. In this episode, co-host Steven Strogatz speaks with theoretical physicist Nicole Yunger Halpern about what these concepts might mean in the age of quantum mechanics....
Out-of-Pocket Blog
Special Edition: A Toilet And A Neural Network | Out-Of-Pocket You didn't know you needed this. And you probably don't.
a year ago
Math Is Still...
The Mathematician Who Finds the Poetry in Math and the Math in Poetry The links between math, music and art have been explored for thousands of years. Sarah Hart is now...
11 months ago
14
11 months ago
The links between math, music and art have been explored for thousands of years. Sarah Hart is now turning a mathematical eye to literature. The post The Mathematician Who Finds the Poetry in Math and the Math in Poetry first appeared on Quanta Magazine
Light from Space
Sharpless 119 Sharpless 119 (Sh2-119), sometimes referred to as “The Clamshell Nebula” is an emission nebula in...
over a year ago
16
over a year ago
Sharpless 119 (Sh2-119), sometimes referred to as “The Clamshell Nebula” is an emission nebula in Cygnus. It's rarely photographed as there's other, brighter nebulæ nearby, such as the North America Nebula. Click or tap to enlarge/double-tap to zoom Total exposure time: 23h
Probably...
Destructive Testing Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
7 months ago
68
7 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. sample_size Sample Size Selection¶ Here’s a question from the Reddit statistics forum. Hi Redditors, I am a civil engineer trying...
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
Math Is Still...
Big Advance on Simple-Sounding Math Problem Was a Century in the Making A new proof about prime numbers illuminates the subtle relationship between addition and...
2 months ago
32
2 months ago
A new proof about prime numbers illuminates the subtle relationship between addition and multiplication — and raises hopes for progress on the famous abc conjecture. The post Big Advance on Simple-Sounding Math Problem Was a Century in the Making first appeared on...
Explorations of an...
From Yungas Forest To Desert January 17, 2023 (continued) Today was a day of contrasts. We began the morning with a successful...
a year ago
15
a year ago
January 17, 2023 (continued) Today was a day of contrasts. We began the morning with a successful search for the Rufous-throated Dipper in humid yungas forest on the east slope of the Andes. We then worked our way northwest over the course of the day and watched the landscape...
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...
Wanderingspace
Morning and Night on Mars Yeah. Um… Wow. Nice Job NASA. I’ll just copy/paste how The Planetary Society explained it: “NASA's...
over a year ago
22
over a year ago
Yeah. Um… Wow. Nice Job NASA. I’ll just copy/paste how The Planetary Society explained it: “NASA's Curiosity team made this artistic interpretation of the rover's view from high up Mt. Sharp by combining pictures taken at different times of day and adding colors to bring out the...
NeuroLogica Blog
T-rex Had Lips One of the challenges of paleontology is that we are trying to infer and entire animal just from the...
a year ago
52
a year ago
One of the challenges of paleontology is that we are trying to infer and entire animal just from the hard parts that fossilize, mostly bones and teeth (and sometimes just teeth). But if we look at animals today there are a lot of details we could not guess from their bones alone...
Math Is Still...
What Makes Life Tick? Mitochondria May Keep Time for Cells Every species develops at its own unique tempo, leaving scientist to wonder what governed their...
a year ago
10
a year ago
Every species develops at its own unique tempo, leaving scientist to wonder what governed their timing. A suite of new findings suggests that cells use basic metabolic processes as clocks. The post What Makes Life Tick? Mitochondria May Keep Time for Cells first...
NeuroLogica Blog
The Moon Race is On Back in the 1960 there was a race to land people on the Moon between the US and the Soviet Union....
6 months ago
51
6 months ago
Back in the 1960 there was a race to land people on the Moon between the US and the Soviet Union. This was very much a part of the cold war, with each country interested in showing off its technical prowess to the world with a technology closely related to that needed to deliver...
Blog - Practical...
Why Are Cooling Towers Shaped Like That? [Note that this article is a transcript of the video embedded above.] This is not smoke. And this...
a month ago
29
a month ago
[Note that this article is a transcript of the video embedded above.] This is not smoke. And this isn’t a smoke stack (at least not the kind we normally think of). It serves a totally different purpose at a power plant than smoke stacks whose job is moving combustion products...
NeuroLogica Blog
How Substance Abuse Affects the Brain I will acknowledge up front that I never drink, ever. The concept of deliberately consuming a known...
a year ago
8
a year ago
I will acknowledge up front that I never drink, ever. The concept of deliberately consuming a known poison to impair the functioning of your brain never appealed to me. Also, I am a bit of a supertaster, and the taste of alcohol to me is horrible – it overwhelms any other...
NeuroLogica Blog
JET Fusion Experiment Sets New Record Don’t get excited. It’s always nice to see incremental progress being made with the various fusion...
10 months ago
20
10 months ago
Don’t get excited. It’s always nice to see incremental progress being made with the various fusion experiments happening around the world, but we are still a long way off from commercial fusion power, and this experiment doesn’t really bring us any close, despite the headlines....
NeuroLogica Blog
The Exoplanet Radius Gap As of this writing, there are 5,573 confirmed exoplanets in 4,146 planetary systems. That is enough...
10 months ago
20
10 months ago
As of this writing, there are 5,573 confirmed exoplanets in 4,146 planetary systems. That is enough exoplanets, planets around stars other than our own sun, that we can do some statistics to describe what’s out there. One curious pattern that has emerged is a relative gap in the...
IEEE Spectrum
False Starts: The Story of Vehicle-to-Grid Power In 2001, a team of engineers at a then-obscure R&D company called AC Propulsion quietly began a...
a year ago
5
a year ago
In 2001, a team of engineers at a then-obscure R&D company called AC Propulsion quietly began a groundbreaking experiment. They wanted to see whether an electric vehicle could feed electricity back to the grid. The experiment seemed to prove the feasibility of the technology. The...
Probably...
Superbolts Probably Overthinking It is available to predorder now. You can get a 30% discount if you order from...
a year ago
6
a year ago
Probably Overthinking It is available to predorder now. You can get a 30% discount if you order from the publisher and use the code UCPNEW. You can also order from Amazon or, if you want to support independent bookstores, from Bookshop.org. Recently I read a Scientific American...
Explorations of an...
Final Argentina Post - Hudson's Canasteros, Shorebirds and Jaegers at Punta Rasa February 20, 2023 As we traveled south from Buenos Aires, the landscape opened up. The small towns...
a year ago
4
a year ago
February 20, 2023 As we traveled south from Buenos Aires, the landscape opened up. The small towns and communities became less frequent, giving way to vast expanses of pasture and agriculture with nary a tree in sight, other than the occasional hedgerow. Several hours later, and...
Math Is Still...
Researchers Approach New Speed Limit for Seminal Problem Integer linear programming can help find the answer to a variety of real-world problems. Now...
10 months ago
15
10 months ago
Integer linear programming can help find the answer to a variety of real-world problems. Now researchers have found a much faster way to do it. The post Researchers Approach New Speed Limit for Seminal Problem first appeared on Quanta Magazine
Inverted Passion
Usefulness grounds truth Are LLMs intelligent? Debates on this question often, but not always, devolve into debates on what...
5 months ago
59
5 months ago
Are LLMs intelligent? Debates on this question often, but not always, devolve into debates on what LLMs can or cannot do. To a limited extent, the original question is useful because it creates an opening for people to go into specific. But, beyond that initial use, the question...
IEEE Spectrum
This Clock Made Power Grids Possible On 23 October 1916, an engineer named Henry E. Warren quietly revolutionized power transmission by...
9 months ago
25
9 months ago
On 23 October 1916, an engineer named Henry E. Warren quietly revolutionized power transmission by installing an electric clock in the L Street generating station of Boston’s Edison Electric Illuminating Co. This master station clock kept a very particular type of time: It used a...
Math Is Still...
A New Map of the Universe, Painted With Cosmic Neutrinos Physicists finally know where at least some of these high-energy particles come from, which helps...
a year ago
22
a year ago
Physicists finally know where at least some of these high-energy particles come from, which helps make the neutrinos useful for exploring fundamental physics. The post A New Map of the Universe, Painted With Cosmic Neutrinos first appeared on Quanta Magazine
Out-of-Pocket Blog
SWORD Health And Virtual Musculoskeletal Care | Out-Of-Pocket A first person account
a year ago
Math Is Still...
The Webb Telescope Further Deepens the Biggest Controversy in Cosmology A long-awaited study of the cosmic expansion rate suggests that when it comes to the Hubble tension,...
4 months ago
38
4 months ago
A long-awaited study of the cosmic expansion rate suggests that when it comes to the Hubble tension, cosmologists are still missing something. The post The Webb Telescope Further Deepens the Biggest Controversy in Cosmology first appeared on Quanta Magazine
IEEE Spectrum
Granville T. Woods: Smartest Guy in the Room Any home baker will confirm that, even if you have all the right ingredients and follow the recipe,...
a year ago
8
a year ago
Any home baker will confirm that, even if you have all the right ingredients and follow the recipe, things don’t always turn out the way you envisioned. Such was the life of inventor extraordinaire Granville T. Woods. Who was Granville T. Woods? Woods was endowed with...
The Works in...
Anemia and Malaria In malaria endemic regions, being anemic could be keeping children safe
2 months ago
Math Is Still...
Grad Students Find Inevitable Patterns in Big Sets of Numbers A new proof marks the first progress in decades on a problem about how order emerges from disorder. ...
4 months ago
42
4 months ago
A new proof marks the first progress in decades on a problem about how order emerges from disorder. The post Grad Students Find Inevitable Patterns in Big Sets of Numbers first appeared on Quanta Magazine
NeuroLogica Blog
The Potential of AI + CRISPR In my book, which I will now shamelessly promote – The Skeptics’ Guide to the Future – my coauthors...
3 months ago
40
3 months ago
In my book, which I will now shamelessly promote – The Skeptics’ Guide to the Future – my coauthors and I discuss the incredible potential of information-based technologies. As we increasingly transition to digital technology, we can leverage the increasing power of computer...
Asterisk
What Comes After COVID The next pandemic is coming. Is it possible to say when?
a year ago
Math Is Still...
What Happens in a Mind That Can’t ‘See’ Mental Images Neuroscience research into people with aphantasia, who don’t experience mental imagery, is revealing...
4 months ago
17
4 months ago
Neuroscience research into people with aphantasia, who don’t experience mental imagery, is revealing how imagination works and demonstrating the sweeping variety in our subjective experiences. The post What Happens in a Mind That Can’t ‘See’ Mental Images first...
NeuroLogica Blog
Light and Distance in an Expanding Universe Commenter Lal asks in the topic suggestions: “Media reports that light has been travelling from that...
6 months ago
53
6 months ago
Commenter Lal asks in the topic suggestions: “Media reports that light has been travelling from that distant galaxy for 13 and a half billion years, which I assume is true, but this neither represents the original nor the current distance to that galaxy in terms of light years. I...
Math Is Still...
Fish Have a Brain Microbiome. Could Humans Have One Too? The discovery that other vertebrates have healthy, microbial brains is fueling the still...
2 weeks ago
11
2 weeks ago
The discovery that other vertebrates have healthy, microbial brains is fueling the still controversial possibility that we might have them as well. The post Fish Have a Brain Microbiome. Could Humans Have One Too? first appeared on Quanta Magazine
symmetry magazine
Do hidden influences give neutrinos their tiny mass? The quest to understand the small mass of neutrinos is also a quest to discover new particles. ...
a year ago
26
a year ago
The quest to understand the small mass of neutrinos is also a quest to discover new particles. Neutrinos are the byproducts of astronomical events that give us life.  They shoot out from the nuclear fusion reaction within the sun and radiate from supernovas....
Math Is Still...
Researchers Refute a Widespread Belief About Online Algorithms Three computer scientists have disproved a long-standing conjecture about a fundamental problem...
a year ago
7
a year ago
Three computer scientists have disproved a long-standing conjecture about a fundamental problem involving imperfect information. The post Researchers Refute a Widespread Belief About Online Algorithms first appeared on Quanta Magazine
The Roots of...
What I’ve been reading, March 2023 A new monthly feature, let me know what you think. Books Matt Ridley, How Innovation Works (2020)....
a year ago
33
a year ago
A new monthly feature, let me know what you think. Books Matt Ridley, How Innovation Works (2020). About halfway through, lots of interesting case studies, very readable. Vaclav Smil, Creating the Twentieth Century (2005). I read the first chapter; saving the rest of it for when...
Math Is Still...
A New Generation of Mathematicians Pushes Prime Number Barriers New work attacks a long-standing barrier to understanding how prime numbers are distributed. ...
a year ago
6
a year ago
New work attacks a long-standing barrier to understanding how prime numbers are distributed. The post A New Generation of Mathematicians Pushes Prime Number Barriers first appeared on Quanta Magazine
Out-of-Pocket Blog
Things I’m watching in healthcare 2023 | Out-Of-Pocket it's been a weird year
9 months ago
Quantum Frontiers
A classical foreshadow of John Preskill’s Bell Prize Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John...
10 months ago
29
10 months ago
Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John Preskill, Richard P. Feynman Professor of Theoretical Physics at Caltech, has been named the 2024 John Stewart Bell Prize recipient. The prize honors John’s contributions in … Continue...
Out-of-Pocket Blog
Weird health insurance concepts | Out-Of-Pocket Intercompany eliminations, copay shenanigans, and reference-based pricing
a month ago
The Works in...
Notes on Progress: A tale of two particles Not all radioactivity is risky or harmful
over a year ago
NeuroLogica Blog
What Policies Affect Climate Change? What is the potential for climate change policy to affect climate change? I often discuss, here and...
a year ago
11
a year ago
What is the potential for climate change policy to affect climate change? I often discuss, here and on the SGU, the science of climate change, and specifically focus on what we can do about it, mostly by reducing our CO2 emissions. Often I get push back explicitly promoting the...
Asterisk
Half A Million Kinksters Can’t Be Wrong The story of how one independent researcher conducted the largest-ever survey on fetishes, and what...
a year ago
1
a year ago
The story of how one independent researcher conducted the largest-ever survey on fetishes, and what it has to teach us about sex, pleasure, and social science methodology.
Damn Interesting
Giving the Bird the Bird We’re not going to post things on Twitter X anymore. The new owner keeps doing awful stuff. If you...
a year ago
8
a year ago
We’re not going to post things on Twitter X anymore. The new owner keeps doing awful stuff. If you have enjoyed our mostly-daily curated links via the aforementioned collapsing service, we invite you to bookmark our curated links page, or follow us a number of other ways. Rather...
Math Is Still...
Topologists Tackle the Trouble With Poll Placement Mathematicians are using topological abstractions to find places where it’s hard to vote. ...
9 months ago
34
9 months ago
Mathematicians are using topological abstractions to find places where it’s hard to vote. The post Topologists Tackle the Trouble With Poll Placement first appeared on Quanta Magazine
Math Is Still...
How to Build a Big Prime Number A new algorithm brings together the advantages of randomness and deterministic processes to reliably...
a year ago
16
a year ago
A new algorithm brings together the advantages of randomness and deterministic processes to reliably construct large prime numbers. The post How to Build a Big Prime Number first appeared on Quanta Magazine
Math Is Still...
The Geometric Tool That Solved Einstein’s Relativity Problem Tensors are used all over math and science to reveal hidden geometric truths. What are they? ...
4 months ago
38
4 months ago
Tensors are used all over math and science to reveal hidden geometric truths. What are they? The post The Geometric Tool That Solved Einstein’s Relativity Problem first appeared on Quanta Magazine
Math Is Still...
Doubts Grow About the Biosignature Approach to Alien-Hunting Recent controversies bode ill for the effort to detect life on other planets by analyzing the gases...
9 months ago
20
9 months ago
Recent controversies bode ill for the effort to detect life on other planets by analyzing the gases in their atmospheres. The post Doubts Grow About the Biosignature Approach to Alien-Hunting first appeared on Quanta Magazine
ToughSF
Particle Beams in Space Science fiction is missing a realistic and grounded look at particle beams. We plan to do just that...
over a year ago
6
over a year ago
Science fiction is missing a realistic and grounded look at particle beams. We plan to do just that now.   After reading this, you might decide to give particle beams their rightful place alongside lasers as a means of transmitting power, propelling spacecraft or dealing damage...
NeuroLogica Blog
Trust in New Technology In an optimally rational person, what should govern their perception of risk? Of course, people are...
5 months ago
54
5 months ago
In an optimally rational person, what should govern their perception of risk? Of course, people are generally not “optimally rational”. It’s therefore an interesting thought experiment – what would be optimal, and how does that differ from how people actually assess risk? Risk is...
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
The Works in...
Fixing retail with land value capture How to create beautiful shopping streets everywhere
6 months ago
Asterisk
Silicon Valley’s Gold Rush Roots Silicon Valley, purveyor of disruptive technologies, likes to think of itself as sui generis. But...
8 months ago
2
8 months ago
Silicon Valley, purveyor of disruptive technologies, likes to think of itself as sui generis. But there’s a clear line from tech’s knowledge economy to the Bay Area’s first economy: gold mining.
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...
Math Is Still...
Quanta Relaunches Hyperjumps Math Game Explore a universe of numbers and arithmetic in our new and improved interactive math game,...
10 months ago
20
10 months ago
Explore a universe of numbers and arithmetic in our new and improved interactive math game, Hyperjumps! The post Quanta Relaunches Hyperjumps Math Game first appeared on Quanta Magazine
Math Is Still...
The Quest to Decode the Mandelbrot Set, Math’s Famed Fractal For decades, a small group of mathematicians has patiently unraveled the mystery of what was once...
11 months ago
19
11 months ago
For decades, a small group of mathematicians has patiently unraveled the mystery of what was once math’s most popular picture. Their story shows how technology transforms even the most abstract mathematical landscapes. The post The Quest to Decode the Mandelbrot Set,...
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...
nanoscale views
Large magnetic fields as a scientific tool When I was at Berkeley at the beginning of the week to give a seminar, I was fortunate enough to...
10 months ago
53
10 months ago
When I was at Berkeley at the beginning of the week to give a seminar, I was fortunate enough to overlap with their departmental physics colloquium by Greg Boebinger, an accomplished scientist who is also an extremely engaging and funny speaker.  Since 2004 he has been the...
NeuroLogica Blog
3D Printing With Metallic Gel One of the futuristic technologies that I find most promising is 3D printing (additive...
a year ago
26
a year ago
One of the futuristic technologies that I find most promising is 3D printing (additive manufacturing). 3D printing has already created a revolution in manufacturing, but I think the general public does not have a high awareness of this technology because it is not yet at the...
Tikalon Blog by Dev...
Adornment "Form follows function" is a maxim that an object's shape and appearance should be defined only by...
3 months ago
4
3 months ago
"Form follows function" is a maxim that an object's shape and appearance should be defined only by its purpose or function. A quick perusal of any antique shop will show that this maxim is generally ignored. Humans (Homo sapiens) have been called "naked apes," but we and our...
Asterisk
Growing Up Overnight A look at the past few years of LLM progress.
a year ago
NeuroLogica Blog
Some Climate Change Trends and Thoughts Climate change is a challenging issue on multiple levels – it’s challenging for scientists to...
2 weeks ago
17
2 weeks ago
Climate change is a challenging issue on multiple levels – it’s challenging for scientists to understand all of the complexities of a changing climate, it’s difficult to know how to optimally communicate to the public about climate change, and of course we face an enormous...
Out-of-Pocket Blog
Big Changes Coming | Out-Of-Pocket What's temporary vs. permanent?
a year ago
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...
The Roots of...
What I’ve been reading, April 2023 A monthly feature. Note that I generally don’t include very recent writing here, such as the latest...
a year ago
21
a year ago
A monthly feature. Note that I generally don’t include very recent writing here, such as the latest blog posts (for those, see my Twitter digests); this is for my deeper research. AI First, various historical perspectives on AI, many of which were quite prescient: Alan Turing,...
brr
Sunset Hunkering down for the winter!
a year ago
Math Is Still...
Even Synthetic Life Forms With a Tiny Genome Can Evolve By watching “minimal” cells regain the fitness they lost, researchers are testing whether a genome...
a year ago
9
a year ago
By watching “minimal” cells regain the fitness they lost, researchers are testing whether a genome can be too simple to evolve. The post Even Synthetic Life Forms With a Tiny Genome Can Evolve first appeared on Quanta Magazine
ToughSF
Inter-Orbital Kinetic Energy Exchanges: Part I Electrical power can be transferred between planets using high velocity masses. Kinetic Energy...
over a year ago
6
over a year ago
Electrical power can be transferred between planets using high velocity masses. Kinetic Energy Exchanges are an efficient concept that can output more energy than it consumes and only gets better with distance. Guest writer Zerraspace (Zach Hajj) works out the details and...
IEEE Spectrum
The Invention That Let Fiber Optics Span the Globe Plenty of big stories from the year 1985 had their moment in the sun and are now all but forgotten:...
a year ago
7
a year ago
Plenty of big stories from the year 1985 had their moment in the sun and are now all but forgotten: New Coke, “We Are the World,” the rise of desktop publishing. But one at-the-time obscure invention from that year has long eclipsed the frothy headlines of its time, because it...
Quantum Frontiers
Quantum computing vs. Grubhub pon receiving my speaking assignments for the Tucson Festival of Books, I mentally raised my...
a year ago
43
a year ago
pon receiving my speaking assignments for the Tucson Festival of Books, I mentally raised my eyebrows. I’d be participating in a panel discussion with Mike Evans, the founder of Grubhub? But I hadn’t created an app that’s a household name. I … Continue reading →
Explorations of an...
A Month In Northern Peru, Part 10: The Owlet Lodge (February 11 and 12, 2024) February 11, 2024 Laura and I were looking forward to our one-night visit to the Owlet Lodge. Up to...
5 months ago
31
5 months ago
February 11, 2024 Laura and I were looking forward to our one-night visit to the Owlet Lodge. Up to this point we had only stayed at cheap hotels, while we had also eaten simply, with at least two meals each day consisting of sandwiches/snacks that we prepared. For once, someone...
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...
Asterisk
Sins of the Children The circle of life on Chelicer 14d.
5 months ago
IEEE Spectrum
The Marimba Virtuoso’s Desktop Planetarium The United States was at the time approaching “peak space.” The previous year, cosmonaut Yuri...
a year ago
9
a year ago
The United States was at the time approaching “peak space.” The previous year, cosmonaut Yuri Gagarin had become the first human to reach outer space, and on 12 September 1962 President Kennedy would announce the United States’ intention to put a man on the moon before the...
Marine Madness
Book Club: ‘How To Read Water: Clues and Patterns from Puddles to the Sea’ In this absolute must-have for all walkers, sailors, swimmers, divers, photographers, and nature...
over a year ago
30
over a year ago
In this absolute must-have for all walkers, sailors, swimmers, divers, photographers, and nature lovers, Natural Navigator Tristan Gooley shares his knowledge and skills to help you navigate and interpret the water around you. Combining elements of natural navigation history,...
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
Probably...
What does “strength” mean? Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
8 months ago
71
8 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. corr_trend What does “strength” mean?¶ Here’s a question from the Reddit statistics forum. I am currently doing a uni assignment...
nanoscale views
What do we want in a conference venue? The APS March Meeting was in Las Vegas this year, and I have yet to talk to a single attendee who...
a year ago
25
a year ago
The APS March Meeting was in Las Vegas this year, and I have yet to talk to a single attendee who liked that decision in hindsight.  In brief, the conference venue seemed about 10% too small (severe crowding issues in hallways between sessions); while the APS deal on hotels was...
Explorations of an...
Heading East Into The Atlantic Forest The Atlantic Forest (Mata Atlântica in Portuguese) stretches across the southeastern coastal region...
a year ago
15
a year ago
The Atlantic Forest (Mata Atlântica in Portuguese) stretches across the southeastern coastal region of Brazil, reaching inland as far as southeastern Paraguay and northeastern Argentina. In broad terms, the Atlantic Forest is formed and continues to be maintained by...
Out-of-Pocket Blog
Medical Tourism: A Tarpit Idea | Out-Of-Pocket trust me, you're not the first to look into this
8 months ago
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?
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...
Asterisk
The Art of Asking Questions Everyone seems to agree that self-report questions are fraught with lies, biases, errors, and other...
3 weeks ago
3
3 weeks ago
Everyone seems to agree that self-report questions are fraught with lies, biases, errors, and other inaccuracies. We all use them anyway. How can we ask them better?
Explorations of an...
Los Amigos Biological Station: Part 2 September 21, 2022 Laura and I had arranged with the cook to have a packed breakfast this morning....
a year ago
17
a year ago
September 21, 2022 Laura and I had arranged with the cook to have a packed breakfast this morning. This turned out to be a great idea. The day was another scorcher, reaching a high of 36 degrees Celsius, and we appreciated having the freedom to explore the trails early in the...
Apoorva Srinivasan
what's happened since the human genome project When the human genome project was deemed “complete” in 2003, it was met with incredible fanfare. The...
over a year ago
2
over a year ago
When the human genome project was deemed “complete” in 2003, it was met with incredible fanfare. The entire project leading up to that moment had all the drama to keep its audience enthralled. Fierce rivalry between a public and private institution, multiple countries involved,...
Asterisk
Note to the Reader
over a year ago
symmetry magazine
Listening to the radio on the far side of the moon LuSEE-Night will demonstrate whether an experiment to search for ancient radio signals can survive...
a year ago
20
a year ago
LuSEE-Night will demonstrate whether an experiment to search for ancient radio signals can survive the moon’s unforgiving environment.
NeuroLogica Blog
MOBE – A New Gene Editing System Have you memorized yet what CRISPR stands for – clustered regularly interspaced short palindromic...
7 months ago
42
7 months ago
Have you memorized yet what CRISPR stands for – clustered regularly interspaced short palindromic repeats? Well, now you can add MOBE to the list – multiplexed orthogonal base editor. Base editors are not new, they are basically enzymes that will change one base – C (cytosine), T...
NeuroLogica Blog
AC vs DC and other Power Questions I was away last week, first at CSICON and then at a conference in Dubai. I was invited to give a 9...
a month ago
28
a month ago
I was away last week, first at CSICON and then at a conference in Dubai. I was invited to give a 9 hour seminar on scientific skepticism for the Dubai Future Foundation. That sounds like a lot of time, but it isn’t. It was a good reminder of the vast body of knowledge that is...
Math Is Still...
Debate May Help AI Models Converge on Truth How do we know if a large language model is lying? Letting AI systems argue with each other may help...
a month ago
19
a month ago
How do we know if a large language model is lying? Letting AI systems argue with each other may help expose the truth. The post Debate May Help AI Models Converge on Truth first appeared on Quanta Magazine
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.
Drew Ex Machina
USAF Project Able-1: The First Attempt to Reach the Moon In the years leading up to the beginning of the Space Age, there were many studies made in the West...
over a year ago
21
over a year ago
In the years leading up to the beginning of the Space Age, there were many studies made in the West about lunar missions which gripped the […]
nanoscale views
Bob Curl - it is possible to be successful and also a good person I went to a memorial service today at Rice for my late colleague Bob Curl, who died this past...
over a year ago
26
over a year ago
I went to a memorial service today at Rice for my late colleague Bob Curl, who died this past summer, and it was a really nice event.  I met Bob almost immediately upon my arrival at Rice back in 2000 (though I’d heard about him from my thesis advisor, who’d met him at the Nobel...
Explorations of an...
Monsoon Season In Arizona, Part 5: Portal Back To Phoenix September 4, 2024 Our day began with coffee and breakfast on the deck, watching the bird feeders hum...
2 months ago
20
2 months ago
September 4, 2024 Our day began with coffee and breakfast on the deck, watching the bird feeders hum with activity. It was, sadly, our final morning in this region and we packed up and headed out. It would have been nice to have an extra night or two here, though you could say...
Quantum Frontiers
Quantum physics proposes a new way to study biology – and the results could revolutionize our... By guest blogger Clarice D. Aiello, faculty at UCLA Imagine using your cellphone to control the...
a year ago
46
a year ago
By guest blogger Clarice D. Aiello, faculty at UCLA Imagine using your cellphone to control the activity of your own cells to treat injuries and disease. It sounds like something from the imagination of an overly optimistic science fiction writer. … Continue reading →
Quantum Frontiers
Explorations in Quantum TiqTaqToe Several years ago, while scrolling through YouTube, I came across a video of Paul Rudd playing...
a year ago
10
a year ago
Several years ago, while scrolling through YouTube, I came across a video of Paul Rudd playing something called “Quantum Chess.” I had no idea what it was, nor did I know that it would become one of the most gloriously … Continue reading →
NeuroLogica Blog
Do We Have Free Will? Let’s dive head first into one of the internet’s most contentious questions – do we have true free...
a year ago
6
a year ago
Let’s dive head first into one of the internet’s most contentious questions – do we have true free will? This comes up not infrequently whenever I write here about neuroscience, most recently when I wrote about hunger circuitry, because the notion of the brain as a physical...
Math Is Still...
How (Nearly) Nothing Might Solve Cosmology’s Biggest Questions By measuring the universe’s emptiest spaces, scientists can study how matter clumps together and how...
a year ago
4
a year ago
By measuring the universe’s emptiest spaces, scientists can study how matter clumps together and how fast it flies apart. The post How (Nearly) Nothing Might Solve Cosmology’s Biggest Questions first appeared on Quanta Magazine
Probably...
The Overton Paradox in Three Graphs Older people are more likely to say they are conservative. And older people believe more...
a year ago
8
a year ago
Older people are more likely to say they are conservative. And older people believe more conservative things. But if you group people by decade of birth, most groups get more liberal as they get older. So if people get more liberal, on average, why are they more likely to say...
Asterisk
Why You’ve Never Been In A Plane Crash The United States leads the world in airline safety. That’s because of the way we assign blame when...
10 months ago
2
10 months ago
The United States leads the world in airline safety. That’s because of the way we assign blame when accidents do happen.
NeuroLogica Blog
Gene Editing Chickens to Resist Bird Flu There are 33 billion chickens in the world, mostly domestic species raised for egg-laying or meat....
a year ago
7
a year ago
There are 33 billion chickens in the world, mostly domestic species raised for egg-laying or meat. They are a high efficiency source of high quality protein. It’s the kind of thing we need to do if we want to feed 8 billion people. Similarly we have planted 4.62 billion acres of...
Beautiful Public...
The Naughty Words the FAA Removed From the Sky New FOIA records from the FAA shed light on the frantic effort in 2015 to rename navigation...
6 months ago
70
6 months ago
New FOIA records from the FAA shed light on the frantic effort in 2015 to rename navigation waypoints related to Donald Trump and reveal the list of naughty waypoint names that were changed over the years.
Drew Ex Machina
NASA’s Viking Mission & The Search for Life on Mars: The Experiments For young space enthusiasts like myself growing up in the 1970s, NASA’s Viking mission to Mars was...
over a year ago
19
over a year ago
For young space enthusiasts like myself growing up in the 1970s, NASA’s Viking mission to Mars was one of the more exciting and memorable. The Viking […]
Math Is Still...
Mathematicians Discover Novel Way to Predict Structure in Graphs In new work on graphs’ hidden structure, mathematicians probe the limits of randomness. ...
a year ago
25
a year ago
In new work on graphs’ hidden structure, mathematicians probe the limits of randomness. The post Mathematicians Discover Novel Way to Predict Structure in Graphs first appeared on Quanta Magazine
NeuroLogica Blog
Using AI To Create Virtual Environments Generative AI applications seem to be on the steep part of the development curve – not only is the...
8 months ago
65
8 months ago
Generative AI applications seem to be on the steep part of the development curve – not only is the technology getting better, but people are finding more and more uses for it. It’s a new powerful tool with broad applicability, and so there are countless startups and researchers...
IEEE Spectrum
Designing the First Apple Macintosh: The Engineers’ Story In 1979 the Macintosh personal computer existed only as the pet idea of Jef Raskin, a veteran of the...
a year ago
9
a year ago
In 1979 the Macintosh personal computer existed only as the pet idea of Jef Raskin, a veteran of the Apple II team, who had proposed that Apple Computer Inc. make a low-cost “appliance”-type computer that would be as easy to use as a toaster. Mr. Raskin believed the computer he...
ToughSF
Piracy in Space is Possible Part I: Dastardly DeltaV and Stealth Steamers Space Piracy is a common science fiction trope. It has been continuously derided in Hard Science...
over a year ago
5
over a year ago
Space Piracy is a common science fiction trope. It has been continuously derided in Hard Science Fiction as silly and a holdover of the 'Space is an Ocean' analogy.  But is it really that unrealistic to have space pirates? Let's find out. What is piracy? A chinese Junk, by...
wadertales
How successful are headstarted waders We know that headstarting (hatching eggs in captivity and rearing chicks through to fledging) can...
2 months ago
34
2 months ago
We know that headstarting (hatching eggs in captivity and rearing chicks through to fledging) can boost the number of young waders in a population. However, the sustainability of this intervention is dependent upon several factors that apply after the point of release. A paper in...
Cremieux Recueil
China's Upside-Down Meritocracy New evidence suggests China systematically misallocates its human capital
2 months ago
Math Is Still...
How Simple Math Moves the Needle The spatial intuition behind a three-point turn offers an on-ramp to a century-old geometry problem....
a year ago
8
a year ago
The spatial intuition behind a three-point turn offers an on-ramp to a century-old geometry problem. The post How Simple Math Moves the Needle first appeared on Quanta Magazine
Math Is Still...
What Are Sheaves? These metaphorical gardens have become central objects in modern mathematics. The post...
5 months ago
Math Is Still...
Can Space-Time Be Saved? Curious connections between physics and math suggest to Latham Boyle that space-time may survive the...
2 months ago
16
2 months ago
Curious connections between physics and math suggest to Latham Boyle that space-time may survive the jump to the next theory of reality. The post Can Space-Time Be Saved? first appeared on Quanta Magazine
Math Is Still...
How Genetic Surprises Complicate the Old Doctrine of DNA For over a century, biologists have had to contend with a complicated picture of genetics, which...
a year ago
4
a year ago
For over a century, biologists have had to contend with a complicated picture of genetics, which they’ve only recently begun to understand. The post How Genetic Surprises Complicate the Old Doctrine of DNA first appeared on Quanta Magazine
Math Is Still...
How the Square Root of 2 Became a Number Useful mathematical concepts, like the number line, can linger for millennia before they are...
6 months ago
46
6 months ago
Useful mathematical concepts, like the number line, can linger for millennia before they are rigorously defined. The post How the Square Root of 2 Became a Number first appeared on Quanta Magazine
The Works in...
Notes on Progress: Artificial flavoring "Artificial" didn't scare Americans in the 19th century. Why does it scare us now?
a year ago
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...
Math Is Still...
The S-Matrix Is the Oracle Physicists Turn To in Times of Crisis Particle physicists in search of the next theory of reality are consulting a mathematical structure...
7 months ago
49
7 months ago
Particle physicists in search of the next theory of reality are consulting a mathematical structure that they know will never fail: a table of possibilities known as the S-matrix. The post The S-Matrix Is the Oracle Physicists Turn To in Times of Crisis first appeared...
IEEE Spectrum
The Cold War Arms Race Over Prosthetic Arms In 1961, Norbert Wiener, the father of cybernetics, broke his hip and wound up in Massachusetts...
a year ago
5
a year ago
In 1961, Norbert Wiener, the father of cybernetics, broke his hip and wound up in Massachusetts General Hospital. Wiener’s bad luck turned into fruitful conversations with his orthopedic surgeon, Melvin Glimcher. Those talks in turn led to a collaboration and an invention: the...
NeuroLogica Blog
Cultural Blindness One of the core tenets of scientific skepticism is what I call neuropsychological humility – the...
a year ago
10
a year ago
One of the core tenets of scientific skepticism is what I call neuropsychological humility – the recognition that while the human brain is a powerful information processing machine, it also has many frailties. One of those frailties is perception – we do not perceive the world in...
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.
Eukaryote Writes...
A point of clarification on infohazard terminology “Infohazard” means any kind of information that could be harmful in some fashion. Let’s use “memetic...
over a year ago
21
over a year ago
“Infohazard” means any kind of information that could be harmful in some fashion. Let’s use “memetic hazard” to describe information that could specifically harm the person who knows it.
Out-of-Pocket Blog
Breaking Down Electronic Data Interchange, X12, and Stedi | Out-Of-Pocket
7 months ago
pcloadletter
Impact-based performance evaluation in big tech is terrible My theory is that some performance consultants got paid a lot of money one day for a single word:...
10 months ago
21
10 months ago
My theory is that some performance consultants got paid a lot of money one day for a single word: "impact." If you have worked in big tech, you're probably all too familiar with this word because your annual performance evaluations are based on your impact. As an employee,...
NeuroLogica Blog
The Physics of Flocks Most people have watched large flocks of birds. They are fascinating, and have interested scientists...
8 months ago
38
8 months ago
Most people have watched large flocks of birds. They are fascinating, and have interested scientists for a long time. How, exactly, do so many birds maintain their cohesion as a flock? It’s obviously a dynamic process, but what are the mechanisms? When I was young I was taught...
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
Out-of-Pocket Blog
Some Thoughts On Startups Overpromising | Out-Of-Pocket the role RFPs play, how it's difficult to define patient harm, and more
9 months ago
Math Is Still...
How Is AI Changing the Science of Prediction? With lots of data, a strong model and statistical thinking, scientists can make predictions about...
a month ago
22
a month ago
With lots of data, a strong model and statistical thinking, scientists can make predictions about all sorts of complex phenomena. Today, this practice is evolving to harness the power of machine learning and massive datasets. In this episode, co-host Steven Strogatz speaks with...
Beautiful Public...
14,000 Photos of Army Uniforms and Rations from the 70s and 80s An incredible archive of 14,000 photos of Army uniforms, military gear and rations from the 70s and...
a month ago
NeuroLogica Blog
DNA Directed Assembly of Nanomaterials Arguably the type of advance that has the greatest impact on technology is material science....
11 months ago
20
11 months ago
Arguably the type of advance that has the greatest impact on technology is material science. Technology can advance by doing more with the materials we have, but new materials can change the game entirely. It is no coincidence that we mark different technological ages by the...
Quantum Frontiers
Identical twins and quantum entanglement “If I had a nickel for every unsolicited and very personal health question I’ve gotten at parties,...
a year ago
51
a year ago
“If I had a nickel for every unsolicited and very personal health question I’ve gotten at parties, I’d have paid off my medical school loans by now,” my doctor friend complained. As a physicist, I can somewhat relate. I occasionally … Continue reading →
The Roots of...
2023 in review 2023 was another big year for me and The Roots of Progress. It was a year when ROP as an...
11 months ago
31
11 months ago
2023 was another big year for me and The Roots of Progress. It was a year when ROP as an organization really started to take off. Even though the org itself was formed in 2021, at first it was just a vehicle for my own intellectual work, plus a few side projects. Last year we...
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
Interaction Magic -...
Plastic archeology The history, science and engineering of Lego bricks, on the cusp between trash and treasure.
a year ago
Out-of-Pocket Blog
Musings on CVS, two-way negotiation, and venture studios | Out-Of-Pocket + we're hosting another dinner! and courses ending!
8 months ago
NeuroLogica Blog
For Movies – Animals Don’t Sound Real Enough What does a majestic eagle sound like, or the hoot of a spider monkey, or the roar of a bear? Unless...
a year ago
10
a year ago
What does a majestic eagle sound like, or the hoot of a spider monkey, or the roar of a bear? Unless you have an interest in movie tropes, or listen regularly to the SGU, you may have a complete misconception about the sounds these and many other animals make. Eagles, for...
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...
Math Is Still...
AI Starts to Sift Through String Theory’s Near-Endless Possibilities Using machine learning, string theorists are finally showing how microscopic configurations of extra...
8 months ago
48
8 months ago
Using machine learning, string theorists are finally showing how microscopic configurations of extra dimensions translate into sets of elementary particles — though not yet those of our universe. The post AI Starts to Sift Through String Theory’s Near-Endless...
Math Is Still...
What Can Birdsong Teach Us About Human Language? We often consider spoken language to be a feature that distinguishes humans from other forms of...
a month ago
12
a month ago
We often consider spoken language to be a feature that distinguishes humans from other forms of animal life. Brain research, however, suggests that other creatures — including certain birds — share some of our neural circuitry related to language. In this episode, co-host Janna...
Damn Interesting
The Comforts of the Throne In the days when hunting was a more common pursuit than it is today, those involved in the job...
over a year ago
6
over a year ago
In the days when hunting was a more common pursuit than it is today, those involved in the job cultivated a taxonomy for the various droppings they might encounter and use for tracking. Thus, rather than merely looking out for scat, those stalking deer would keep an eye peeled...
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part I This is the first entry in an exchange between me and Scott Hastings, who requested the exchange....
a year ago
33
a year ago
This is the first entry in an exchange between me and Scott Hastings, who requested the exchange. This is his opening arguments. My response will be tomorrow’s post.   Part I: Hi Steven, first of all, I am tremendously grateful to you for taking time to engage with me on this...
Math Is Still...
All Life on Earth Today Descended From a Single Cell. Meet LUCA. The clearest picture yet of our “last universal common ancestor” suggests it was a relatively...
a month ago
22
a month ago
The clearest picture yet of our “last universal common ancestor” suggests it was a relatively complex organism living 4.2 billion years ago, a time long considered too harsh for life to flourish. The post All Life on Earth Today Descended From a Single Cell. Meet...
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...
The Works in...
Notes on Progress: An Englishman in New York Reflections on the revolution in Manhattan
over a year ago
IEEE Spectrum
Inside the Three-Way Race to Create the Most Widely Used Laser The semiconductor laser, invented more than 60 years ago, is the foundation of many of today’s...
5 months ago
44
5 months ago
The semiconductor laser, invented more than 60 years ago, is the foundation of many of today’s technologies including barcode scanners, fiber-optic communications, medical imaging, and remote controls. The tiny, versatile device is now an IEEE Milestone. The possibilities of...
Probably...
Density and Likelihood It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
5 months ago
48
5 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. If you get this post by email, the formatting might be broken — if so, you might want to read it on the site. likelihood Density and...
Out-of-Pocket Blog
The Reality of Real-World Evidence | Out-Of-Pocket Real recognize real...sort of
a year ago
The Works in...
Introducing Gentle Density A new series from Works in Progress
a year ago
NeuroLogica Blog
More On Electric Vehicles I recently wrote about electric vehicles, which sparked a lively discussion in the comments. There...
a year ago
16
a year ago
I recently wrote about electric vehicles, which sparked a lively discussion in the comments. There was enough discussion that I wanted to pull my responses together into a new post. Before I get to the details, some general observations. The conversation, in my opinion, nicely...
Blog - Practical...
How French Drains Work [Note that this article is a transcript of the video embedded above.] In February of 2017, one of...
4 months ago
50
4 months ago
[Note that this article is a transcript of the video embedded above.] In February of 2017, one of the largest spillways in the world, the one at Oroville Dam in northern California, was severely damaged during releases from heavy rain. You might remember this. I made a video...
Math Is Still...
The Social Benefits of Getting Our Brains in Sync Our brain waves can align when we work and play closely together. The phenomenon, known as...
8 months ago
32
8 months ago
Our brain waves can align when we work and play closely together. The phenomenon, known as interbrain synchrony, suggests that collaboration is biological. The post The Social Benefits of Getting Our Brains in Sync first appeared on Quanta Magazine
Sean Carroll
Proposed Closure of the Dianoia Institute at Australian Catholic University Just a few years ago, Australian Catholic University (ACU) established a new Dianoia Institute of...
a year ago
27
a year ago
Just a few years ago, Australian Catholic University (ACU) established a new Dianoia Institute of Philosophy. They recruited a number of researchers and made something of a splash, leading to a noticeable leap in ACU’s rankings in philosophy — all the way to second among Catholic...
Probably...
Should divorce be more difficult? “The Christian right is coming for divorce next,” according to this recent Vox article, and “Some...
6 months ago
58
6 months ago
“The Christian right is coming for divorce next,” according to this recent Vox article, and “Some conservatives want to make it a lot harder to dissolve a marriage.” As always when I read an article like this, I want to see data — and the General Social Survey has just the data I...
Out-of-Pocket Blog
Healthcare in Jail | Out-Of-Pocket How does it work?
a year ago
IEEE Spectrum
RCA’s Lucite Phantom Teleceiver Introduced the Idea of TV addressed a small crowd outside the RCA pavilion at the New York World’s Fair. “Today we are on the...
a year ago
7
a year ago
addressed a small crowd outside the RCA pavilion at the New York World’s Fair. “Today we are on the eve of launching a new industry, based on imagination, on scientific research and accomplishment,” he proclaimed. That industry was television. RCA president David Sarnoff’s...
Chris Grossack's...
Finiteness in Sheaf Topoi The notion of “finiteness” is constructively subtle in ways that can be tricky for people new to...
4 months ago
44
4 months ago
The notion of “finiteness” is constructively subtle in ways that can be tricky for people new to the subject to understand. For a while now I’ve wanted to figure out what’s going on with the different versions of “finite” in a way that felt concrete and obvious (I mentioned...
NeuroLogica Blog
Controlling the Narrative with AI There is an ongoing battle in our society to control the narrative, to influence the flow of...
10 months ago
23
10 months ago
There is an ongoing battle in our society to control the narrative, to influence the flow of information, and thereby move the needle on what people think and how they behave. This is nothing new, but the mechanisms for controlling the narrative are evolving as our communication...
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...
Math Is Still...
The ‘Beautiful Confusion’ of the First Billion Years Comes Into View Astronomers are reveling in the James Webb Space Telescope’s discoveries about the formative epoch...
2 months ago
21
2 months ago
Astronomers are reveling in the James Webb Space Telescope’s discoveries about the formative epoch of cosmic history. The post The ‘Beautiful Confusion’ of the First Billion Years Comes Into View first appeared on Quanta Magazine
nanoscale views
Lots to read, including fab for quantum and "Immaterial Science" Sometimes there are upticks in the rate of fun reading material.  In the last few days: A...
3 months ago
43
3 months ago
Sometimes there are upticks in the rate of fun reading material.  In the last few days: A Nature paper has been published by a group of authors predominantly from IMEC in Belgium, in which they demonstrate CMOS-compatible manufacturing of superconducting qubit hardware...
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...
Explorations of an...
Borneo, October 2022 Borneo, the third largest island in the world behind Greenland and New Guinea, is home to some of...
a year ago
14
a year ago
Borneo, the third largest island in the world behind Greenland and New Guinea, is home to some of the planet’s oldest rainforests, containing a stunning array of biodiversity. The conditions in Borneo forests have stimulated the evolution of many different organisms that are...
IEEE Spectrum
Touchscreens Are Out, and Tactile Controls Are Back Tactile controls are back in vogue. Apple added two new buttons to the iPhone 16, home appliances...
a month ago
16
a month ago
Tactile controls are back in vogue. Apple added two new buttons to the iPhone 16, home appliances like stoves and washing machines are returning to knobs, and several car manufacturers are reintroducing buttons and dials to dashboards and steering wheels. With this...
NeuroLogica Blog
A Greener Li-Ion Battery It is increasingly obvious that battery technology is one of the keys to transitioning our...
6 months ago
63
6 months ago
It is increasingly obvious that battery technology is one of the keys to transitioning our civilization away from burning fossil fuels. Batteries facilitate the use of cheap, green, but intermittent energy sources. They also allow for the electrification of technology sectors...
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,...
brr
McMurdo Postal Mail How to mail things to and from Antarctica!
over a year ago
Wanderingspace
ISS Looks Like a Toy These animated gifs of The International Space Station look just like metal toys — but they are...
over a year ago
25
over a year ago
These animated gifs of The International Space Station look just like metal toys — but they are real. Each frame is taken with ground based amateur telescopes and then pieced together with common image software like Adobe Photoshop. It is incredible to me that there are people...
NeuroLogica Blog
First Mission To Remove Space Debris I know you don’t need one more thing to worry about, but I have already written about the growing...
a year ago
11
a year ago
I know you don’t need one more thing to worry about, but I have already written about the growing problem of space debris. At least this update is about a mission to help clear some of that debris – ClearSpace-1. This is an ESA mission which they contracted out to a Swiss...
Math Is Still...
The Enduring Mystery of How Water Freezes Making ice requires more than subzero temperatures. The unpredictable process takes microscopic...
6 months ago
60
6 months ago
Making ice requires more than subzero temperatures. The unpredictable process takes microscopic scaffolding, random jiggling and often a little bit of bacteria. The post The Enduring Mystery of How Water Freezes first appeared on Quanta Magazine
nanoscale views
A couple of links + a thought experiment about spin A couple of interesting things to read: As someone interested in lost ancient literature and also...
10 months ago
22
10 months ago
A couple of interesting things to read: As someone interested in lost ancient literature and also science, I really liked this news article from Nature about progress in reading scrolls excavated from Herculaneum.  The area around the Bay of Naples was a quite the spot for posh...
Out-of-Pocket Blog
Should we charge for patient messaging? | Out-Of-Pocket guess I'm texting my resident friends
a year ago
The Roots of...
The Commission for Stopping Further Improvements On May 24, 1847, a bridge over the Dee River in Chester, England, collapsed. A passenger train...
a year ago
25
a year ago
On May 24, 1847, a bridge over the Dee River in Chester, England, collapsed. A passenger train plunged into the river; five people were killed and nine seriously injured. The subsequent investigation blamed the bridge’s cast iron girders. Cast iron, like concrete but unlike...
Wanderingspace
Cassini’s Final Look at Enceladus Taken on August 28, 2017. Credit: NASA/JPL-Caltech/Space Science Institute This is from images...
over a year ago
20
over a year ago
Taken on August 28, 2017. Credit: NASA/JPL-Caltech/Space Science Institute This is from images obtained by Cassini shortly before plunging into the Saturnian atmosphere. The images were taken over 14 hours and compiled into this animation.
Math Is Still...
Physicists Reveal a Quantum Geometry That Exists Outside of Space and Time A decade after the discovery of the “amplituhedron,” physicists have excavated more of the timeless...
2 months ago
30
2 months ago
A decade after the discovery of the “amplituhedron,” physicists have excavated more of the timeless geometry underlying the standard picture of how particles move. The post Physicists Reveal a Quantum Geometry That Exists Outside of Space and Time first appeared on...
wadertales
Inland feeding by coastal godwits Species such as Dunlin and Knot are well-served by conservation measures that aim to protect...
over a year ago
24
over a year ago
Species such as Dunlin and Knot are well-served by conservation measures that aim to protect estuaries but the same is not necessarily true for Black-tailed Godwits. In a 2022 paper in the journal Wader Study, Clément Jourdan and colleagues describe the movements of ten tagged...
IEEE Spectrum
Why L. Ron Hubbard Patented His E-Meter zombie mysteries, historical fiction, pirate adventure tales, and westerns. science fiction. The...
8 months ago
62
8 months ago
zombie mysteries, historical fiction, pirate adventure tales, and westerns. science fiction. The publishers of Astounding Science Fiction approached Hubbard to write stories that focused on people, rather than robots and machines. His first story, “The Dangerous Dimension,” was...
symmetry magazine
Imagining the future of gravitational-wave research To understand why scientists are excited about detecting a new background, just look to the history...
a year ago
34
a year ago
To understand why scientists are excited about detecting a new background, just look to the history of studies of the CMB.
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
UK Building More Nuclear The nuclear debate seems never-ending, which I guess is to be expected. Every large technology has...
a year ago
31
a year ago
The nuclear debate seems never-ending, which I guess is to be expected. Every large technology has tradeoffs. But the need to transition our energy infrastructure to carbon neutral has shifted the equation, and it is now arguable that we cannot afford to ignore the option of...
Uncharted...
Become a World-Class Communicator I’m running a 2nd cohort of my course: How to Become a World-Class Communicator, starting in two...
2 months ago
4
2 months ago
I’m running a 2nd cohort of my course: How to Become a World-Class Communicator, starting in two weeks, on November 4th!
nanoscale views
Materials characterization techniques – a brief glossary Suppose someone has synthesized or found what they think is a new material. How do people studying...
11 months ago
22
11 months ago
Suppose someone has synthesized or found what they think is a new material. How do people studying materials (condensed matter physicists, materials scientists, materials chemists) figure out what they have and understand its properties? That's the puzzle-solving aspect of...
Interaction Magic -...
Podcast: Designed for life A deep dive into my career and the future of experience prototyping with Tony Ryan, CEO of Design &...
over a year ago
2
over a year ago
A deep dive into my career and the future of experience prototyping with Tony Ryan, CEO of Design & Technology Association.
Blog - Practical...
Engineering The Largest Nuclear Fusion Reactor [Note that this article is a transcript of the video embedded above.] This is my friend Jade,...
a year ago
24
a year ago
[Note that this article is a transcript of the video embedded above.] This is my friend Jade, creator of the Up and Atom channel. She makes these incredible math and physics explainers that I absolutely love, and she recently got the opportunity to visit ITER (eater) in France....
Drew Ex Machina
The Largest Launch Vehicles in Service – 1957 to the Present With the successful launch of NASA’s Artemis I test flight, we now have a new holder of the title...
over a year ago
20
over a year ago
With the successful launch of NASA’s Artemis I test flight, we now have a new holder of the title “the largest launch vehicle in service”: the […]
The Roots of...
What I’ve been reading, November 2023 A ~monthly feature. Recent blog posts and news stories are generally omitted; you can find them in...
a year ago
34
a year ago
A ~monthly feature. Recent blog posts and news stories are generally omitted; you can find them in my links digests. All emphasis in bold in the quotes below was added by me. Books Finished Lynn White, Medieval Technology and Social Change (1962). Last time I talked about the...
Confessions of a...
Predation of juvenile reef fish in coral patches at Ningaloo Reef The second research article I have decided to discuss is one I had the pleasure to be involved with!...
over a year ago
19
over a year ago
The second research article I have decided to discuss is one I had the pleasure to be involved with!  In fact, it was the first paper I was a co-author on, after linking up with the Department of Environment and Conservation through an ANNiMS internship program.  The paper was...
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...
Wanderingspace
Colorized View of Perseverance Landing An artificially colorized view of Jezero Crater, showing the bird’s eye view of Perseverance...
over a year ago
21
over a year ago
An artificially colorized view of Jezero Crater, showing the bird’s eye view of Perseverance screaming towards Mars’s surface. The above image was enhanced by Kevin Gill into full color, taking images captured by Perseverance’s Lander Vision System Camera just after the heat...
Math Is Still...
How the Higgs Field (Actually) Gives Mass to Elementary Particles In this article adapted from his new book, "Waves in an Impossible Sea," physicist Matt Strassler...
3 months ago
23
3 months ago
In this article adapted from his new book, "Waves in an Impossible Sea," physicist Matt Strassler explains that the origin of mass in the universe has a lot to do with music. The post How the Higgs Field (Actually) Gives Mass to Elementary Particles first appeared on...
Quantum Frontiers
Memories of things past My best friend—who’s held the title of best friend since kindergarten—calls me the keeper of her...
a year ago
24
a year ago
My best friend—who’s held the title of best friend since kindergarten—calls me the keeper of her childhood memories. I recall which toys we played with, the first time I visited her house,1 and which beverages our classmates drank during snack … Continue reading →
The Roots of...
What I’ve been reading, May 2023 This is a monthly feature. As usual, I’ve omitted recent blog posts and such, which you can find in...
a year ago
43
a year ago
This is a monthly feature. As usual, I’ve omitted recent blog posts and such, which you can find in my links digests. John Gall, The Systems Bible (2012), aka Systemantics, 3rd ed. A concise, pithy collection of wisdom about “systems”, mostly human organizations, projects, and...
Damn Interesting
Fifteen Years Forsaken Editor’s Note: This article contains quotations from contemporaneous accounts which might be...
over a year ago
8
over a year ago
Editor’s Note: This article contains quotations from contemporaneous accounts which might be offensive for today’s readers. The moon was new on the night of 31 July 1761, and the wide expanse of the Indian Ocean uniformly black. But Captain Jean de Lafargue of the French cargo...
Math Is Still...
Two Students Shoot Down a Widely Believed Math Conjecture Mathematicians thought they were on the cusp of proving a conjecture about the ancient structures...
a year ago
5
a year ago
Mathematicians thought they were on the cusp of proving a conjecture about the ancient structures known as Apollonian circles. But a summer project would lead to its downfall. The post Two Students Shoot Down a Widely Believed Math Conjecture first appeared on Quanta...
Math Is Still...
Exoplanets Could Help Us Learn How Planets Make Magnetism New observations of a faraway rocky world that might have its own magnetic field could help...
a year ago
11
a year ago
New observations of a faraway rocky world that might have its own magnetic field could help astronomers understand the seemingly haphazard magnetic fields swaddling our solar system’s planets. The post Exoplanets Could Help Us Learn How Planets Make Magnetism first...
Quantum Frontiers
A (quantum) complex legacy Early in the fourth year of my PhD, I received a most John-ish email from John Preskill, my PhD...
a year ago
25
a year ago
Early in the fourth year of my PhD, I received a most John-ish email from John Preskill, my PhD advisor. The title read, “thermodynamics of complexity,” and the message was concise the way that the Amazon River is damp: “Might … Continue reading →
NeuroLogica Blog
AI As Legal Entities Should an artificial intelligence (AI) be treated like a legal “subject” or agent? That is the...
a year ago
33
a year ago
Should an artificial intelligence (AI) be treated like a legal “subject” or agent? That is the question discussed in a new paper by legal scholars. They recognize that this question is a bit ahead of the technology, but argue that we should work out the legal ramifications before...
NeuroLogica Blog
AI Copilots Are Coming I’m going to do something I rarely do and make a straight-up prediction – I think we are close to...
2 months ago
34
2 months ago
I’m going to do something I rarely do and make a straight-up prediction – I think we are close to having AI apps that will function as our all-purpose digital assistants. That’s not really a tough call, we already have digital assistants and they are progressing rapidly. So I am...
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...
Cells Across the Tree of Life Exchange ‘Text Messages’ Using RNA Cells across the tree of life can swap short-lived messages encoded by RNA — missives that resemble...
3 months ago
33
3 months ago
Cells across the tree of life can swap short-lived messages encoded by RNA — missives that resemble a quick text rather than a formal memo on letterhead. The post Cells Across the Tree of Life Exchange ‘Text Messages’ Using RNA first appeared on Quanta Magazine
Math Is Still...
Plants Find Light Using Gaps Between Their Cells A mutant seedling revealed how plant tissues scatter incoming light, allowing plants to sense its...
10 months ago
17
10 months ago
A mutant seedling revealed how plant tissues scatter incoming light, allowing plants to sense its direction and move toward it. The post Plants Find Light Using Gaps Between Their Cells first appeared on Quanta Magazine
Sean Carroll
Energy Conservation and Non-Conservation in Quantum Mechanics Conservation of energy is a somewhat sacred principle in physics, though it can be tricky in certain...
over a year ago
19
over a year ago
Conservation of energy is a somewhat sacred principle in physics, though it can be tricky in certain circumstances, such as an expanding universe. Quantum mechanics is another context in which energy conservation is a subtle thing — so much so that it’s still worth writing papers...
Math Is Still...
The Key to Species Diversity May Be in Their Similarities New modeling work suggests why nature is more diverse than niche-based ecological theory predicts. ...
a year ago
19
a year ago
New modeling work suggests why nature is more diverse than niche-based ecological theory predicts. The post The Key to Species Diversity May Be in Their Similarities first appeared on Quanta Magazine
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...
‘Embryo Models’ Challenge Legal, Ethical and Biological Concepts With embryolike constructs built entirely from stem cells, researchers can revolutionize our...
a year ago
21
a year ago
With embryolike constructs built entirely from stem cells, researchers can revolutionize our understanding of development. But how close to an embryo is too close? The post ‘Embryo Models’ Challenge Legal, Ethical and Biological Concepts first appeared on Quanta...
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
NeuroLogica Blog
Problems with the Institute Of Noetic Sciences I was interviewed recently for a Daily Beast article on recent research involving the Institute of...
a year ago
37
a year ago
I was interviewed recently for a Daily Beast article on recent research involving the Institute of Noetic Sciences (IONS). Overall the article is very good, and author Maddie Bender was fair and reasonable in how I was quoted. I can’t always take that as a given. No matter how...
The Roots of...
Can submarines swim? Did any science fiction predict that when AI arrived, it would be unreliable, often illogical, and...
a year ago
31
a year ago
Did any science fiction predict that when AI arrived, it would be unreliable, often illogical, and frequently bullshitting? Usually in fiction, if the AI says something factually incorrect or illogical, that is a deep portent of something very wrong: the AI is sick, or turning...
Math Is Still...
Scientists Find a Fast Way to Describe Quantum Systems After years of false starts, a team of computer scientists has found a way to efficiently deduce the...
7 months ago
43
7 months ago
After years of false starts, a team of computer scientists has found a way to efficiently deduce the Hamiltonian of a physical system at any constant temperature. The post Scientists Find a Fast Way to Describe Quantum Systems first appeared on Quanta Magazine
IEEE Spectrum
35 Years Ago, Researchers Used Brain Waves to Control a Robot Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the...
a year ago
10
a year ago
Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the vision became a reality. IEEE Life Senior Member Stevo Bozinovski and Members Mihail Sestakov and Dr. Liljana Bozinovska used a student volunteer’s electroencephalogram (EEG)...
Casey Handmer's blog
It Is Time To Build The Monster Scope A shorter version of this post was published in Palladium on 10/18/24. This version incorporates...
3 weeks ago
4
3 weeks ago
A shorter version of this post was published in Palladium on 10/18/24. This version incorporates helpful feedback from a number of knowledgeable readers.  With the recent SpaceX Starship orbital flight tests, it is time to commit to building the largest physically possible space...
IEEE Spectrum
A Brief History of the World’s First Planetarium In 1912, Oskar von Miller, an electrical engineer and founder of the Deutsches Museum, had an idea:...
7 months ago
60
7 months ago
In 1912, Oskar von Miller, an electrical engineer and founder of the Deutsches Museum, had an idea: Could you project an artificial starry sky onto a dome, as a way of demonstrating astronomical principles to the public? It was such a novel concept that when von Miller approached...
nanoscale views
The difficult need for creativity on demand Thoughts at the end of another busy year…. Good science is a creative enterprise.  Some stereotypes...
a year ago
20
a year ago
Thoughts at the end of another busy year…. Good science is a creative enterprise.  Some stereotypes paint most scientists as toiling away, so deeply constrained by logic that they function more like automatons grinding out the next incremental advance in a steady if slow march of...
nanoscale views
APS March Meeting 2023 - coming soon I will be attending the 2023 APS March Meeting in Las Vegas this week.  I will do my best to try to...
a year ago
21
a year ago
I will be attending the 2023 APS March Meeting in Las Vegas this week.  I will do my best to try to report on some highlights daily, though that may be more challenging than usual for me this time around (looming proposal deadline that I suspect all of my condensed matter faculty...
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...
Wanderingspace
Space-X Looking Like 2001 Space Odyssey Amazing shot. Looks like a movie.
a year ago
ToughSF
NTER: Nuclear Thermal-Electric Rocket There is a type of nuclear propulsion that can have most of the acceleration of a nuclear thermal...
over a year ago
4
over a year ago
There is a type of nuclear propulsion that can have most of the acceleration of a nuclear thermal rocket but also the high Isp of an electric thruster.  Let’s have a look at nuclear ‘thermal-electric’ engines and their advantages. The title image is from 'dV: Rings of...
Math Is Still...
How the Ancient Art of Eclipse Prediction Became an Exact Science The timing of the total eclipse on April 8, 2024, will be known to within a second, thousands of...
8 months ago
34
8 months ago
The timing of the total eclipse on April 8, 2024, will be known to within a second, thousands of years after fearful humans first started trying to anticipate these cosmic events. The post How the Ancient Art of Eclipse Prediction Became an Exact Science first...
Probably...
The Gender Gap in Political Beliefs Is Small In previous articles (here, here, and here) I’ve looked at evidence of a gender gap in political...
10 months ago
36
10 months ago
In previous articles (here, here, and here) I’ve looked at evidence of a gender gap in political alignment (liberal or conservative), party affiliation (Democrat or Republican), and policy preferences. Using data from the GSS, I found that women are more likely to say they are...
Math Is Still...
Why Is It So Hard to Define a Species? The idea of a species is fundamental to the way that many people understand the structure of life on...
a month ago
16
a month ago
The idea of a species is fundamental to the way that many people understand the structure of life on Earth. But ask 10 specialists how they define the concept and you might get 10 answers. In this episode, co-host Janna Levin speaks with evolutionary biologist Kevin de Queiroz...
nanoscale views
APS March Meeting 2024, Day 4 and wrap-up Because of the timing of my flight back to Houston, I really only went to one session today, in...
9 months ago
21
9 months ago
Because of the timing of my flight back to Houston, I really only went to one session today, in which my student spoke as did some collaborators.  It was a pretty interesting collection of contributed talks.   The work that's been done on spin transport in multiferroic...
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
nanoscale views
Brief items - light-driven diamagnetism, nuclear recoil, spin transport in VO2 Real life continues to make itself felt in various ways this summer (and that's not even an allusion...
5 months ago
52
5 months ago
Real life continues to make itself felt in various ways this summer (and that's not even an allusion to political madness), but here are three papers (two from others and a self-indulgent plug for our work) you might find interesting. There has been a lot of work in recent...
Math Is Still...
The Biggest Smallest Triangle Just Got Smaller A new proof breaks a decades-long drought of progress on the problem of estimating the size of...
a year ago
6
a year ago
A new proof breaks a decades-long drought of progress on the problem of estimating the size of triangles created by cramming points into a square. The post The Biggest Smallest Triangle Just Got Smaller first appeared on Quanta Magazine
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...
symmetry magazine
Encouraging a new community Physicists advocate for getting community college students involved in research.
a year ago
Out-of-Pocket Blog
Can patients be good healthcare shoppers? | Out-Of-Pocket Should their be limits to patient agency?
4 months ago
Damn Interesting
Pushing the Envelope As is often the case with people in dangerous professions, the Apollo astronauts found that life...
over a year ago
8
over a year ago
As is often the case with people in dangerous professions, the Apollo astronauts found that life insurance policies were prohibitively expensive. Rather than pay the exorbitant insurance fees, the astronauts devised a system to ensure their wives and children would be financially...
Asterisk
Artificial Wombs When? What to expect when you’re expecting in 2050.
5 months ago
NeuroLogica Blog
A Climate Rebuttal The climate change discussion would benefit most from good-faith evidence and science-based...
a year ago
24
a year ago
The climate change discussion would benefit most from good-faith evidence and science-based discussion. Unfortunately, humans tend to prefer emotion, ideology, motivated reasoning, and confirmation bias. As an example, I was sent an excerpt from a climate change podcast as a...
Out-of-Pocket Blog
Answers: How should physicians get paid? | Out-Of-Pocket What is a "fair amount" for a physician to get paid?
a year ago
symmetry magazine
Practice makes perfect (particle detectors) Prototyping is an indispensable step in the development of particle physics experiments like DUNE...
a year ago
25
a year ago
Prototyping is an indispensable step in the development of particle physics experiments like DUNE and projects like PIP-II. When complete, the Deep Underground Neutrino Experiment, or DUNE, will be the world’s most comprehensive neutrino experiment—and...
NeuroLogica Blog
Virtual Walking When I use my virtual reality gear I do practical zero virtual walking – meaning that I don’t have...
9 months ago
29
9 months ago
When I use my virtual reality gear I do practical zero virtual walking – meaning that I don’t have my avatar walk while I am not walking. I general play standing up which means I can move around the space in my office mapped by my VR software – so I am physically walking to...
Math Is Still...
Complexity Theory’s 50-Year Journey to the Limits of Knowledge How hard is it to prove that problems are hard to solve? Meta-complexity theorists have been asking...
a year ago
17
a year ago
How hard is it to prove that problems are hard to solve? Meta-complexity theorists have been asking questions like this for decades. A string of recent results has started to deliver answers. The post Complexity Theory’s 50-Year Journey to the Limits of Knowledge...
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...
brr
Pressure Altitude Day-to-day variability at the South Pole.
a year ago
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...
Math Is Still...
The AI Pioneer With Provocative Plans for Humanity While some fret about technology’s social impacts, Raj Reddy still believes in the power of...
2 weeks ago
16
2 weeks ago
While some fret about technology’s social impacts, Raj Reddy still believes in the power of artificial intelligence to improve lives. The post The AI Pioneer With Provocative Plans for Humanity first appeared on Quanta Magazine
brr
Mud Murdo The beautiful ambiance of a McMurdo summer.
over a year ago
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...
Math Is Still...
The Cryptographer Who Ensures We Can Trust Our Computers Yael Tauman Kalai’s breakthroughs secure our digital world, from cloud computing to our quantum...
a year ago
14
a year ago
Yael Tauman Kalai’s breakthroughs secure our digital world, from cloud computing to our quantum future. The post The Cryptographer Who Ensures We Can Trust Our Computers first appeared on Quanta Magazine
Explorations of an...
Birding Near The Bolivia Border January 22, 2023 (continued) Laura and I left the humid east slope of the Andes behind and worked...
a year ago
15
a year ago
January 22, 2023 (continued) Laura and I left the humid east slope of the Andes behind and worked our way north along the paved highway through the incredible Quebrada de Humahuaca. This valley is famous for its scenery and it was easy to see why. The contrasts, textures and...
Math Is Still...
Nobel Prize Honors Inventors of ‘Quantum Dot’ Nanoparticles The Nobel Prize for Chemistry has been awarded to three researchers who harnessed the quantum...
a year ago
7
a year ago
The Nobel Prize for Chemistry has been awarded to three researchers who harnessed the quantum behaviors of semiconductor nanocrystals. The post Nobel Prize Honors Inventors of ‘Quantum Dot’ Nanoparticles first appeared on Quanta Magazine
Math Is Still...
Evolving Bacteria Can Evade Barriers to ‘Peak’ Fitness Paradoxically, natural selection can sometimes seem to block organisms from evolving useful...
a year ago
11
a year ago
Paradoxically, natural selection can sometimes seem to block organisms from evolving useful adaptations. But a new study of “fitness landscapes” and antibiotic resistance in bacteria shows that life still finds a way. The post Evolving Bacteria Can Evade Barriers to...
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,...
The Roots of...
The epistemic virtue of scope matching Something a little bit different today. I’ll tie it in to progress, I promise. I keep noticing a...
a year ago
23
a year ago
Something a little bit different today. I’ll tie it in to progress, I promise. I keep noticing a particular epistemic pitfall (not exactly a “fallacy”), and a corresponding epistemic virtue that avoids it. I want to call this out and give it a name. The virtue is: identifying the...
Asterisk
The “TESCREAL” Bungle The TESCREAL “bundle of ideologies” is purportedly essential to understand the race to build...
6 months ago
2
6 months ago
The TESCREAL “bundle of ideologies” is purportedly essential to understand the race to build artificial intelligence, the ethical milieu of those building it, and the philosophical underpinnings behind Silicon Valley as a whole. But does the label actually tell us anything?
Asterisk
The Great Inflection? A Debate About AI and Explosive Growth A conversation about what happens to the economy when intelligence becomes too cheap to meter.
a year ago
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 →
Math Is Still...
Tiny Jets on the Sun Power the Colossal Solar Wind A new analysis argues that ubiquitous eruptions in the sun’s corona explain the vast flow of charged...
a year ago
38
a year ago
A new analysis argues that ubiquitous eruptions in the sun’s corona explain the vast flow of charged particles seen streaming out through the solar system. The post Tiny Jets on the Sun Power the Colossal Solar Wind first appeared on Quanta Magazine
Math Is Still...
How Is Science Even Possible? How are scientists able to crack fundamental questions about nature and life? How does math make the...
6 months ago
57
6 months ago
How are scientists able to crack fundamental questions about nature and life? How does math make the complex cosmos understandable? In this episode, the physicist Nigel Goldenfeld and co-host Steven Strogatz explore the deep foundations of the scientific process. The...
nanoscale views
Scientific publishing - where are we going? I think it's safe to say that anyone involved in scientific publishing will tell you that it's a...
a year ago
26
a year ago
I think it's safe to say that anyone involved in scientific publishing will tell you that it's a mess and the trends are worrisome.  This week, this news release/article came out about this preprint which shows a number of the issues.  In brief (not all of this is in the...
Explorations of an...
Monsoon Season In Arizona, Part 1: Introduction, Phoenix to Miller Canyon Earlier this summer, Laura and I were trying to determine where we would visit for a couple of mini...
3 months ago
19
3 months ago
Earlier this summer, Laura and I were trying to determine where we would visit for a couple of mini vacations. Due to the variations in her work schedule, Laura had two blocks of time - a five-day chunk in early August, and six days in early September - and we wanted to make the...
Beautiful Public...
Visualizing Ship Movements with AIS Data Explore the beautiful, intricate paths of ships over a year—tracked from America's busiest ports to...
3 months ago
39
3 months ago
Explore the beautiful, intricate paths of ships over a year—tracked from America's busiest ports to the open ocean via AIS marine tracking data.
Math Is Still...
A Rosetta Stone for Mathematics In 1940 André Weil wrote a letter to his sister, Simone, outlining his vision for translating...
7 months ago
35
7 months ago
In 1940 André Weil wrote a letter to his sister, Simone, outlining his vision for translating between three distinct areas of mathematics. Eighty years later, it still animates many of the most exciting developments in the field. The post A Rosetta Stone for...
Out-of-Pocket Blog
Common healthcare questions I get | Out-Of-Pocket Some of your FAQs finally answered
2 weeks ago
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....
ToughSF
Cold, Laser-Coupled Particle Beams This is a follow-up to the Particle Beams in Space post. This time, we look at two concepts that...
over a year ago
7
over a year ago
This is a follow-up to the Particle Beams in Space post. This time, we look at two concepts that can massively increase the effective range of particle beam: one is being applied every day in modern accelerators, and the other is an outgrowth of a tool used in...
Chris Grossack's...
Life in Johnstone's Topological Topos 1 -- Fundamentals I’ve been thinking a lot about the internal logic of topoi again, and I want to have more examples...
5 months ago
32
5 months ago
I’ve been thinking a lot about the internal logic of topoi again, and I want to have more examples of topoi that I understand well enough to externalize some statements. There’s more to life than just a localic $\mathsf{Sh}(B)$, and since I’m starting to feel like I understand...
The Works in...
New York’s long road to congestion pricing The decades of work that went into getting the policy very, very close to the finish line
4 months ago
Tikalon Blog by Dev...
Cold Brew Coffee While employees are thankful for their employer's largesse in providing free coffee, any cursory...
5 months ago
2
5 months ago
While employees are thankful for their employer's largesse in providing free coffee, any cursory cost-benefit analysis shows that they get back more than they spend. Coffee's caffeine content boosts a person's focus and attention, and it reduces mental fatigue, all of these...
NeuroLogica Blog
Regret After Transitioning In my last post I noted that even mentioning general vague support for the LGBTQ community was...
a year ago
22
a year ago
In my last post I noted that even mentioning general vague support for the LGBTQ community was enough to trigger very specific feedback, often making erroneous scientific claims. Each claim requires a deep dive and article-length discussion. Even though the discussion that...
Apoorva Srinivasan
on edward jenner and creativity One common question that’s on everyone’s minds as we fiercely scrub our hands, pool our resources,...
over a year ago
2
over a year ago
One common question that’s on everyone’s minds as we fiercely scrub our hands, pool our resources, conserve our consumption, stock up (but not hoard), invent calculus or write King Lear is: when will this end? Nobody knows what the answer to that question is but we
NeuroLogica Blog
Marmosets Call Each Other By Name Humans identify and call each other by specific names. So far this advanced cognitive behavior has...
3 months ago
33
3 months ago
Humans identify and call each other by specific names. So far this advanced cognitive behavior has only been identified in a few other species, dolphins, elephants, and some parrots. Interestingly, it has never been documented in our closest relatives, non-human primates – that...
symmetry magazine
SAGE Journey program ignites interest in STEM Three SAGE alumni talk about their experiences with a program meant to broaden gender diversity in...
a year ago
Math Is Still...
Secret Messages Can Hide in AI-Generated Media In steganography, an ordinary message masks the presence of a secret communication. Humans can never...
a year ago
92
a year ago
In steganography, an ordinary message masks the presence of a secret communication. Humans can never do it perfectly, but a new study shows it’s possible for machines. The post Secret Messages Can Hide in AI-Generated Media first appeared on Quanta Magazine