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Explorations of an...
A Tour Of The Western Galápagos Archipelago The Galápagos archipelago is one of those must-visit destinations for anyone with an interest in...
a year ago
5
a year ago
The Galápagos archipelago is one of those must-visit destinations for anyone with an interest in ecology, evolution, or biogeography. The islands are located in the eastern Pacific where a “hotspot” deep within the earth has been spewing magma for millions of years. The oldest...
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...
Andrew Fraknoi –...
Good Meteor Shower Coming August 11-12 The Perseid Meteor Shower is one of the best of the year for the untrained observer The post Good...
4 months ago
52
4 months ago
The Perseid Meteor Shower is one of the best of the year for the untrained observer The post Good Meteor Shower Coming August 11-12 appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Math Is Still...
The Hidden World of Electrostatic Ecology Invisibly to us, insects and other tiny creatures use static electricity to travel, avoid predators,...
2 months ago
19
2 months ago
Invisibly to us, insects and other tiny creatures use static electricity to travel, avoid predators, collect pollen and more. New experiments explore how evolution may have influenced this phenomenon. The post The Hidden World of Electrostatic Ecology first appeared...
Explorations of an...
Parque Provincial Caá Yarí Our swing through Misiones province of northeastern Argentina was coming to a close with just a...
a year ago
7
a year ago
Our swing through Misiones province of northeastern Argentina was coming to a close with just a couple of days remaining. When researching this part of Argentina, I kept noticing one particular area that had a number of interesting eBird reports, but very little information on...
Inverted Passion
Getting things done by not trying I recently finished a very short book with an intriguing title: Why Greatness Cannot be Planned....
2 months ago
37
2 months ago
I recently finished a very short book with an intriguing title: Why Greatness Cannot be Planned. It’s an unconventional self-help book disguised as a computer science research exposition (that’s why the publisher is Springer). I strongly recommend reading it. Here is a taste of...
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...
Math Is Still...
How Can Math Help Beat Cancer? Cancer treatment has come a long way in recent decades. But finding the best course of treatment for...
2 months ago
20
2 months ago
Cancer treatment has come a long way in recent decades. But finding the best course of treatment for each case of this diverse, dynamic disease remains a challenge. In this episode, co-host Steven Strogatz speaks with computational biologist Franziska Michor about how math,...
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...
Math Is Still...
Monumental Proof Settles Geometric Langlands Conjecture In work that has been 30 years in the making, mathematicians have proved a major part of a profound...
5 months ago
41
5 months ago
In work that has been 30 years in the making, mathematicians have proved a major part of a profound mathematical vision called the Langlands program. The post Monumental Proof Settles Geometric Langlands Conjecture first appeared on Quanta Magazine
Wanderingspace
Ganymede from Juno Some incredibly sharp images from the Juno mission of Ganymede. The first new views of this...
over a year ago
18
over a year ago
Some incredibly sharp images from the Juno mission of Ganymede. The first new views of this beautiful moon since Galileo. See more from kevinmgill on flickr. Also see the thread building up to these full composites in unmannedspaceflight.com.
brr
Showering at the South Pole Potable water, and not much of it.
a year ago
Interaction Magic -...
Orientation Using Mahony & Madgwick to calibrate and process Arduino orientation data.
over a year ago
Blog - Practical...
Connecting Solar to the Grid is Harder Than You Think [Note that this article is a transcript of the video embedded above.] On June 4, 2022, a small piece...
8 months ago
67
8 months ago
[Note that this article is a transcript of the video embedded above.] On June 4, 2022, a small piece of equipment (called a lightning arrestor) at a power plant in Odessa, Texas failed, causing part of the plant to trip offline. It was a fairly typical fault that happens from...
Explorations of an...
The Quest For The Rufous-throated Dipper The east slope of the Andes is one of my favourite places in the world to explore. As I've mentioned...
a year ago
13
a year ago
The east slope of the Andes is one of my favourite places in the world to explore. As I've mentioned before on this blog, this is due to several factors, but prime among them is that this slope receives a high level of rainfall. Turn on the taps, and you turn on the biodiversity....
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...
symmetry magazine
Kétévi Assamagan pays it forward Kétévi Assamagan's contributions to physics go beyond his research at the Large Hadron...
a year ago
22
a year ago
Kétévi Assamagan's contributions to physics go beyond his research at the Large Hadron Collider. Kétévi Assamagan first became interested in physics in high school—because he had to be. His school in Togo, in West Africa, required students to declare a major....
Quantum Frontiers
What is the logical gate speed of a photonic quantum computer? Terry Rudolph, PsiQuantum & Imperial College London During a recent visit to the wild western town...
a year ago
40
a year ago
Terry Rudolph, PsiQuantum & Imperial College London During a recent visit to the wild western town of Pasadena I got into a shootout at high-noon trying to explain the nuances of this question to a colleague. Here is a more … Continue reading →
NeuroLogica Blog
Using Cement for Energy Storage Imagine if every house, every building, came with 1-2 days (or possibly more) of energy storage....
a year ago
21
a year ago
Imagine if every house, every building, came with 1-2 days (or possibly more) of energy storage. What if every wind turbine could store a day’s worth of the energy it produces on average? How beneficial would it be if the most common building material the world could be used to...
Out-of-Pocket Blog
"AI sucks", Quantifying EMR burden, and Loneliness | Out-Of-Pocket 3 interesting papers I like
a year ago
Asterisk
Want Growth? Kill Small Businesses The central question of development economics is simple: how can poor countries become rich? The...
5 months ago
2
5 months ago
The central question of development economics is simple: how can poor countries become rich? The answer is neither small-scale, targeted interventions nor broad generalizations about growth. Instead, we should focus on firms.
Explorations of an...
A Quest Nature Tour To Borneo: Tabin Wildlife Reserve And Danum Valley We left the Kinabatangan River behind and transferred to our next destination, the Tabin Wildlife...
a month ago
3
a month ago
We left the Kinabatangan River behind and transferred to our next destination, the Tabin Wildlife Reserve. This is the largest swath of protected forest; an area of lowland primary and logged forest that is home to iconic species like the Bornean Pygmy Elephant, the Sun Bear and...
Quantum Frontiers
Let the great world spin I first heard the song “Fireflies,” by Owl City, shortly after my junior year of college. During the...
a year ago
27
a year ago
I first heard the song “Fireflies,” by Owl City, shortly after my junior year of college. During the refrain, singer Adam Young almost whispers, “I’d like to make myself believe / that planet Earth turns slowly.” Goosebumps prickled along my … Continue reading →
Explorations of an...
A Rare Hummingbird Twitch In Ecuador October 22, 2023 I recently returned from Ecuador where I had spent the previous couple of weeks....
a year ago
6
a year ago
October 22, 2023 I recently returned from Ecuador where I had spent the previous couple of weeks. The main purpose of the trip was to lead a tour for Worldwide Quest to the Galápagos archipelago, but I made some time for a little extra-curricular birding as well. If I was going...
nanoscale views
Electronic structure and a couple of fun links Real life has been very busy recently.  Posting will hopefully pick up soon.   One brief item. ...
8 months ago
67
8 months ago
Real life has been very busy recently.  Posting will hopefully pick up soon.   One brief item.  Earlier this week, Rice hosted Gabi Kotliar for a distinguished lecture, and he gave a very nice, pedagogical talk about different approaches to electronic structure calculations. ...
The Works in...
Introducing Gentle Density A new series from Works in Progress
a year ago
NeuroLogica Blog
ChatGPT Almost Passes Medical Licensure Exams The emergence of several AI applications for public use, such as Dalle-2, Midjourney, and ChatGPT,...
a year ago
23
a year ago
The emergence of several AI applications for public use, such as Dalle-2, Midjourney, and ChatGPT, had made AI one of the biggest science news items of the past year. I have written about it here extensively myself, and have been using these applications extensively to get a feel...
NeuroLogica Blog
Moon Spacesuit Prototype Unveiled Good spacesuits are deceptively difficult to design, even with today’s technology. NASA is planning...
a year ago
59
a year ago
Good spacesuits are deceptively difficult to design, even with today’s technology. NASA is planning to return to the moon in 2025 (if all goes well) but the spacesuit the astronauts will wear is one piece to the puzzle they have not completed yet (the other being the lunar...
NeuroLogica Blog
New Platform for Timed Drug Release This is one of those technologies that most people probably never think about, but could potentially...
a year ago
59
a year ago
This is one of those technologies that most people probably never think about, but could potentially have a significant impact on our lives – timed drug release. The concept is nothing new, but there is a lot of room for improvement on current technologies. We already have...
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
Blog - Practical...
HEAVY CONSTRUCTION of a Sewage Pump Station - Ep 2 This is the second episode of a five-part pilot series to gauge your interest in "How It's...
a year ago
30
a year ago
This is the second episode of a five-part pilot series to gauge your interest in "How It's Made"-esque heavy construction videos. Drop a comment or send me an email to let me know what you think! Watch on YouTube above or ad-free on Nebula here.
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...
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part IV Part 4 This will be the final installment of this mini-debate about climate change and health...
a year ago
52
a year ago
Part 4 This will be the final installment of this mini-debate about climate change and health effects, following a typical format of each person getting to make a statement and a response. Scott makes a lot of complaints about tone, format and fairness while simultaneously trying...
NeuroLogica Blog
2023 Hottest Year on Record What everyone knew was coming is now official – 2023 was the warmest year on record. This means we...
11 months ago
25
11 months ago
What everyone knew was coming is now official – 2023 was the warmest year on record. This means we can also say that the last 10 years are the hottest decade on record. 2023 dethrones 2016 as the previous warmest year and bumps 2010 out of the top 10. Further, in the last half of...
brr
McMurdo Postal Mail How to mail things to and from Antarctica!
over a year ago
IEEE Spectrum
50 Years Later, This Apollo-Era Antenna Still Talks to Voyager 2 For more than 50 years, Deep Space Station 43 has been an invaluable tool for space probes as they...
8 months ago
67
8 months ago
For more than 50 years, Deep Space Station 43 has been an invaluable tool for space probes as they explore our solar system and push into the beyond. The DSS-43 radio antenna, located at the Canberra Deep Space Communication Complex, near Canberra, Australia, keeps open the line...
The Roots of...
Developing a technology with safety in mind If a technology may introduce catastrophic risks, how do you develop it? It occurred to me that the...
a year ago
51
a year ago
If a technology may introduce catastrophic risks, how do you develop it? It occurred to me that the Wright Brothers’ approach to inventing the airplane might make a good case study. The catastrophic risk for them, of course, was dying in a crash. This is exactly what happened...
Math Is Still...
The Physical Process That Powers a New Type of Generative AI Some modern image generators rely on the principles of diffusion to create images. Alternatives...
a year ago
24
a year ago
Some modern image generators rely on the principles of diffusion to create images. Alternatives based on the process behind the distribution of charged particles may yield even better results. The post The Physical Process That Powers a New Type of Generative AI first...
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...
nanoscale views
Neutrality and experimental detective work One of the remarkable aspects of condensed matter physics is the idea of emergent quasiparticles,...
a year ago
9
a year ago
One of the remarkable aspects of condensed matter physics is the idea of emergent quasiparticles, where through the interactions of many underlying degrees of freedom, new excitations emerge that are long-lived and often can propagate around in ways very different than their...
Quantum Frontiers
Winners of the Quantum-Steampunk Short-Story Contest During the past seven months, I’ve steamed across the Atlantic, sailed in a flying castle,...
a year ago
66
a year ago
During the past seven months, I’ve steamed across the Atlantic, sailed in a flying castle, teleported across the globe, and shuttled forward and backward in time. Literarily, not literally—the Quantum-Steampunk Short-Story Contest began welcoming submissions in October 2022. We...
NeuroLogica Blog
Is AI Sentient Revisited On the SGU this week we interviewed Blake Lemoine, the ex-Google employee who believes that Google’s...
a year ago
31
a year ago
On the SGU this week we interviewed Blake Lemoine, the ex-Google employee who believes that Google’s LaMDA may be sentient, based on his interactions with it. This was a fascinating discussion, and even though I think we did a pretty deep dive in the time we had, it also felt...
brr
Snowdrifts 4 days of blown snow into a doorway.
a year ago
Interaction Magic -...
Interaction20 Round-up Summary of all the amazing, curious and challenging ideas from last week's IXDA Interaction 20...
over a year ago
2
over a year ago
Summary of all the amazing, curious and challenging ideas from last week's IXDA Interaction 20 conference.
Explorations of an...
Parque Nacional Calilegua Parque Nacional Calilegua protects around 76,000 hectares of east-slope yungas forest, making it the...
a year ago
16
a year ago
Parque Nacional Calilegua protects around 76,000 hectares of east-slope yungas forest, making it the largest national park in northwestern Argentina. It would, therefore, feature prominently on our trip. Laura and I arrived in the general area during the afternoon of January 25,...
nanoscale views
The Nobels, physics and chemistry As you undoubtedly know, the 2023 Nobel in physics has been awarded to Pierre Agostini, Ferenc...
a year ago
38
a year ago
As you undoubtedly know, the 2023 Nobel in physics has been awarded to Pierre Agostini, Ferenc Krausz, and Anne L'Huillier, for the development of techniques associated with attosecond-scale optical pulses.  Here is the more popular write-up about this (including a good handwave...
ToughSF
Nuclear Photon Rockets: Flashlights to the Stars In this post, we will have a look at the concept of using a nuclear photon rocket for interstellar...
over a year ago
6
over a year ago
In this post, we will have a look at the concept of using a nuclear photon rocket for interstellar travel. They are an old concept that should theoretically be the ultimate form of relativistic propulsion. However, today they are unknown or unpopular. Why might that be the...
Explorations of an...
2023 Part 1: January Through Early March (Argentina, Uruguay) Over the next little while I will be making a few photo-heavy blog posts, highlighting a few of my...
12 months ago
9
12 months ago
Over the next little while I will be making a few photo-heavy blog posts, highlighting a few of my favourite memories from 2023. Laura and I finished our extending traveling in Latin America, but the first four months of 2023 saw us visiting Argentina, Uruguay and Brazil to close...
Beautiful Public...
Special Database 18: 3,248 Mugshots Used for Training Image Recognition Systems The National Institute of Standards and Technology (NIST) has maintained a dataset of mugshot photos...
a year ago
26
a year ago
The National Institute of Standards and Technology (NIST) has maintained a dataset of mugshot photos of 1,573 people for decades, including 175 minors, until we asked about them.
Casey Handmer's blog
Entrepreneurship changed the way I think A quick note with some self reflection on the eve of my 37th year and after nearly three years of...
3 months ago
4
3 months ago
A quick note with some self reflection on the eve of my 37th year and after nearly three years of running a hardware start up. I never saw myself as a founder. At some point a few years ago I realized nearly all my friends were founders or managers of their own business, but I...
Inverted Passion
A primer on dopamine 1/ I recently made notes on the book “Hooked” but wasn’t satisfied by the depth of explanation in...
11 months ago
44
11 months ago
1/ I recently made notes on the book “Hooked” but wasn’t satisfied by the depth of explanation in it. 2/ I wanted to get down into neuroscience of habit-forming products and that inevitably lead me to the (in)famous neurotransmitter dopamine. 3/ Before we dive into what dopamine...
NeuroLogica Blog
How To Prove Prevention Works Homer: Not a bear in sight. The Bear Patrol must be working like a charm. Lisa: That’s specious...
10 months ago
20
10 months ago
Homer: Not a bear in sight. The Bear Patrol must be working like a charm. Lisa: That’s specious reasoning, Dad. Homer: Thank you, dear. Lisa: By your logic I could claim that this rock keeps tigers away. Homer: Oh, how does it work? Lisa: It doesn’t work. Homer: Uh-huh. Lisa:...
Asterisk
Shutting the California Prison System’s Revolving Door Between 2009 and 2014, California passed a series of laws to reduce the population in its prison...
5 months ago
2
5 months ago
Between 2009 and 2014, California passed a series of laws to reduce the population in its prison system, which for years had operated over capacity. Determining whether those laws worked was not a straightforward task.
NeuroLogica Blog
AI – Is It Time to Panic? I’m really excited about the recent developments in artificial intelligence (AI) and their potential...
a year ago
29
a year ago
I’m really excited about the recent developments in artificial intelligence (AI) and their potential as powerful tools. I am also concerned about unintended consequences. As with any really powerful tool, there is the potential for abuse and also disruption. But I also think that...
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
nanoscale views
Technological civilization and losing object permanence In the grand tradition of physicists writing about areas outside their expertise, I wanted to put...
2 days ago
7
2 days ago
In the grand tradition of physicists writing about areas outside their expertise, I wanted to put down some thoughts on a societal trend.  This isn't physics or nanoscience, so feel free to skip this post. Object permanence is a term from developmental psychology.  A person (or...
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...
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...
Melting Asphalt
The Elephant in the Brain It's finally here! The Elephant in the Brain: Hidden Motives in Everyday Life — my first book,...
over a year ago
8
over a year ago
It's finally here! The Elephant in the Brain: Hidden Motives in Everyday Life — my first book, coauthored with Robin Hanson — is now widely available. You can find the ebook version on Kindle, Google Play, and iBooks. It's also… Read more ›
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...
NeuroLogica Blog
Living Under the Sea One of my favorite recent video games is Subnautica, in which you have to survive almost entirely...
a year ago
36
a year ago
One of my favorite recent video games is Subnautica, in which you have to survive almost entirely under a vast alien ocean. You have the advantage of advanced technology, but even then you are under constant threat of running out of oxygen, or having your habitat implode because...
Math Is Still...
The Cellular Secret to Resisting the Pressure of the Deep Sea Cell membranes from comb jellies reveal a new kind of adaptation to the deep sea: curvy lipids that...
3 months ago
23
3 months ago
Cell membranes from comb jellies reveal a new kind of adaptation to the deep sea: curvy lipids that conform to an ideal shape under pressure. The post The Cellular Secret to Resisting the Pressure of the Deep Sea first appeared on Quanta Magazine
Asterisk
How to Prevent the Next Pandemic Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there...
over a year ago
2
over a year ago
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there are smart ways to prevent it.
nanoscale views
Fiber optics + a different approach to fab Two very brief items of interest: This article is a nice popular discussion of the history of...
3 months ago
44
3 months ago
Two very brief items of interest: This article is a nice popular discussion of the history of fiber optics and the remarkable progress it's made for telecommunications.  If you're interested in a more expansive but very accessible take on this, I highly recommend City of...
Eukaryote Writes...
[UPDATE to most recent post] I edited the post “A point of clarification on infohazard terminology” in response to a good point...
over a year ago
23
over a year ago
I edited the post “A point of clarification on infohazard terminology” in response to a good point of feedback, and changed a terminology proposal. I’m writing a separate update in case the old unedited version is still lodged in your RSS feed. Read the new one instead! It’s the...
Uncharted...
6 Questions You Asked Yourself about Solar How fast will it take over, how fast are costs shrinking, why is it so cheap, what industries will...
a month ago
4
a month ago
How fast will it take over, how fast are costs shrinking, why is it so cheap, what industries will it birth, how much surface will it take up, where will it appear first?
symmetry magazine
Tending to a giant In a race against the clock, CERN engineers and technicians pulled together to find and fix a leak...
a year ago
14
a year ago
In a race against the clock, CERN engineers and technicians pulled together to find and fix a leak inside the Large Hadron Collider.
ToughSF
Space Tethers: Stringing up the Solar System All the methods we have used to reach space so far have been subject to the Tsiolkovsky rocket...
over a year ago
4
over a year ago
All the methods we have used to reach space so far have been subject to the Tsiolkovsky rocket equation - propellant must be ejected and more and more of it is needed to go further. What if we could break that equation with rotating orbital tethers? The tether I have worked...
NeuroLogica Blog
Living a Hybrid Life The cultural effects of the COVID pandemic can still be felt reverberating through society. One of...
4 months ago
38
4 months ago
The cultural effects of the COVID pandemic can still be felt reverberating through society. One of the positive effects, in my opinion, was the sudden boost to remote technology – connecting remotely for meetings and other uses through Zoom or a similar application. This...
Probably...
Elements of Data Science I’m excited to announce the launch of my newest book, Elements of Data Science. As the subtitle...
5 months ago
45
5 months ago
I’m excited to announce the launch of my newest book, Elements of Data Science. As the subtitle suggests, it is about “Getting started with Data Science and Python”. Order now from Lulu.com and get 20% off! I am publishing this book myself, which has one big advantage: I can...
NeuroLogica Blog
Havana Syndrome Revisited Last month I wrote about Havana Syndrome, the claim that a number of American and Canadian diplomats...
7 months ago
57
7 months ago
Last month I wrote about Havana Syndrome, the claim that a number of American and Canadian diplomats and military personnel were the targets of some sort of directed energy weapon attack causing symptoms of headache, disorientation, nausea, and sometimes associated with an...
NeuroLogica Blog
Update on AI Art It’s been a while since I discussed artificial intelligence (AI) generated art here. What I have...
a month ago
13
a month ago
It’s been a while since I discussed artificial intelligence (AI) generated art here. What I have said in the past is that AI art appears a bit soulless and there are details it has difficulty creating without bizarre distortions (hands are particularly difficult). But I also...
Andrew Fraknoi –...
My Free Introductory Astronomy Textbook Hits a Milestone This time I am posting something a bit personal. I am the lead author of a free book that is part of...
7 months ago
25
7 months ago
This time I am posting something a bit personal. I am the lead author of a free book that is part of a nonprofit experiment to help students with the costs of college. Here is the news from our publisher: OpenStax, the open textbook publisher based at Rice University, is pleased...
Math Is Still...
How Do Merging Supermassive Black Holes Pass the Final Parsec? The giant holes in galaxies’ centers shouldn’t be able to merge, yet merge they do. Scientists...
2 months ago
27
2 months ago
The giant holes in galaxies’ centers shouldn’t be able to merge, yet merge they do. Scientists suggest that an unusual form of dark matter may be the solution. The post How Do Merging Supermassive Black Holes Pass the Final Parsec? first appeared on Quanta Magazine
NeuroLogica Blog
Making Computers More Efficient An analysis in 2021 found that 10% of the world’s electricity production is used by computers,...
a year ago
5
a year ago
An analysis in 2021 found that 10% of the world’s electricity production is used by computers, including personal use, data centers, the internet and communication centers. The same analysis projected that this was likely to increase to 20% by 2025. This may have been an...
NeuroLogica Blog
Accusation of Mental Illness as a Political Strategy I am not the first to say this but it bears repeating – it is wrong to use the accusation of a...
3 months ago
29
3 months ago
I am not the first to say this but it bears repeating – it is wrong to use the accusation of a mental illness as a political strategy. It is unfair, stigmatizing, and dismissive. Thomas Szasz (let me say straight up – I am not a Szaszian) was a psychiatrist who made it his...
Blog - Practical...
East Palestine Train Derailment Explained [Note that this article is a transcript of the video embedded above.] On the evening of Friday,...
a year ago
25
a year ago
[Note that this article is a transcript of the video embedded above.] On the evening of Friday, February 3, 2023, 38 of 149 cars of a Norfolk Southern Railway freight train derailed in East Palestine, Ohio. Five of the derailed cars were carrying vinyl chloride, a hazardous...
Out-of-Pocket Blog
Christian Health Insurance | Out-Of-Pocket Love thy neighbor, pay for thy neighbor
a year ago
NeuroLogica Blog
Pledge to Triple Nuclear by 2050 It’s interesting that there isn’t much discussion about this in the mainstream media, but the Biden...
a month ago
18
a month ago
It’s interesting that there isn’t much discussion about this in the mainstream media, but the Biden administration recently pledged to triple US nuclear power capacity by 2050. At COP28 last year the US was among 25 signatories who also pledged to triple world nuclear power...
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 →
Out-of-Pocket Blog
Personalized Health Insurance and the Payer Stack | Out-Of-Pocket Stacks on stacks on stacks
a year ago
NeuroLogica Blog
3D Printed Rocket Launches This is one of those technology news stories where the implications of the technology is greater...
a year ago
28
a year ago
This is one of those technology news stories where the implications of the technology is greater than the thing itself. Relativity Space, a rocket company based in California, launched their first Terran-1 rocket. The launch ultimately failed when the second stage failed to...
Eukaryote Writes...
There’s no such thing as a tree (phylogenetically) Dendronization – Evolving into a tree-like morphology. (In the style of “carcinization".) From...
over a year ago
22
over a year ago
Dendronization – Evolving into a tree-like morphology. (In the style of “carcinization".) From 'dendro', the ancient Greek root for tree.
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...
Cremieux Recueil
Evaluating a Sitting Senator's Healthcare Claims If you're a public official who wants to to use numbers, use correct numbers, and if you're going to...
4 days ago
12
4 days ago
If you're a public official who wants to to use numbers, use correct numbers, and if you're going to speculate, try not so speculate wildly, lest you end up telling brazen lies to the American people
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...
In the Gut’s ‘Second Brain,’ Key Agents of Health Emerge Sitting alongside the neurons in your enteric nervous system are underappreciated glial cells, which...
a year ago
16
a year ago
Sitting alongside the neurons in your enteric nervous system are underappreciated glial cells, which play key roles in digestion and disease that scientists are only just starting to understand. The post In the Gut’s ‘Second Brain,’ Key Agents of Health Emerge first...
Math Is Still...
Fossilized Molecules Reveal a Lost World of Ancient Life A new analysis of ancient sediments fills a gap in the fossil record — revealing a massive dynasty...
a year ago
7
a year ago
A new analysis of ancient sediments fills a gap in the fossil record — revealing a massive dynasty of ancient eukaryotes, which may have reigned for 800 million years and shaped the history of life of Earth. The post Fossilized Molecules Reveal a Lost World of Ancient...
Asterisk
Note to the Reader
over a year ago
NeuroLogica Blog
Update on Self-Driving Cars The story has become a classic of failed futurism – driverless or self-driving cars were supposed...
a year ago
5
a year ago
The story has become a classic of failed futurism – driverless or self-driving cars were supposed start taking over the roads as early as 2020. But that didn’t happen – it turned that the last 5% of capability was about as difficult to develop as the first 95%. Around 2015 I...
Math Is Still...
How a NASA Probe Solved a Scorching Solar Mystery The outer layers of the sun’s atmosphere are a blistering million degrees hotter than its surface....
7 months ago
56
7 months ago
The outer layers of the sun’s atmosphere are a blistering million degrees hotter than its surface. The hidden culprit? Magnetic activity. The post How a NASA Probe Solved a Scorching Solar Mystery first appeared on Quanta Magazine
Marine Madness
Fear factor: How sensationalised shark documentaries undermine conservation efforts Experts explain why misleading documentaries about sharks can be problematic. When Brendon Sing...
over a year ago
21
over a year ago
Experts explain why misleading documentaries about sharks can be problematic. When Brendon Sing first encountered sharks he was as a young boy behind the safety of aquarium glass in his native South Africa. Like many children of his generation, Brendon’s limited knowledge about...
IEEE Spectrum
Lord Kelvin and His Analog Computer William Thomson, mourning the death of his wife and flush with cash from various patents related to...
6 months ago
67
6 months ago
William Thomson, mourning the death of his wife and flush with cash from various patents related to the laying of the first transatlantic telegraph cable, decided to buy a yacht. His schooner, the Lalla Rookh, became Thomson’s summer home and his base for hosting scientific...
Out-of-Pocket Blog
My investing theses | Out-Of-Pocket Hit up ya boi
a year ago
Confessions of a...
Impacts of climate change on marine communities, seagrass dieback, and a trip to the Abrolhos... You may have noticed a lack of posts over the last few weeks.  No holiday for me though, here’s a...
over a year ago
34
over a year ago
You may have noticed a lack of posts over the last few weeks.  No holiday for me though, here’s a quick taste of some of the other stuff I’ve been up to! Impact of climate change on marine coastal ecosystems – A masterclass with Nuria Marbá I was lucky enough to be invited along...
Out-of-Pocket Blog
Some crypto x healthcare ideas | Out-Of-Pocket Decentralized EMRs, Insurance DAOs, and Drug Picking Models
a year ago
Explorations of an...
A Quest Nature Tour Of Jamaica The Caribbean island of Jamaica is a naturalist’s paradise. Situated south of eastern Cuba, east of...
8 months ago
57
8 months ago
The Caribbean island of Jamaica is a naturalist’s paradise. Situated south of eastern Cuba, east of Honduras and north of Colombia, Jamaica has an interesting assemblage of species with different origins. Jamaica was never connected to the mainland throughout its long geological...
NeuroLogica Blog
Is AI Sentient – Revisited This happened sooner than I thought. Last June I wrote about Google employee, Blake Lemoine, who...
a year ago
43
a year ago
This happened sooner than I thought. Last June I wrote about Google employee, Blake Lemoine, who claimed that the LaMDA  chatbot he was working on was probably sentient. I didn’t buy it then and I still don’t, but Lemoine is not backing away from his claims. In an interview on H3...
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
Wanderingspace
Eclipse 2024 from Space https://twitter.com/ThePlanetaryGuy
8 months ago
Sean Carroll
The Biggest Ideas in the Universe | 23. Criticality and Complexity Spherical cows are important because they let us abstract away all the complications of the real...
over a year ago
44
over a year ago
Spherical cows are important because they let us abstract away all the complications of the real world and think about underlying principles. But what about when the complications are the point? Then we enter the realm of complex systems — which, interestingly, has its own...
Uncharted...
10 Other Places Where Geniuses Hide Groups, networks, the Internet, IQ, state sponsorship, and many more
a week ago
ToughSF
Starship Lite: from rapid Interplanetary to Interstellar Elon Musk stated that a stripped-down SpaceX Starship could become an interplanetary boost vehicle...
over a year ago
8
over a year ago
Elon Musk stated that a stripped-down SpaceX Starship could become an interplanetary boost vehicle able to push probes towards the farthest objects in our Solar System.  What other missions could the Starship ‘Lite’ do, and how quickly? Near SSTO Rockets performance scales...
Tikalon Blog by Dev...
Brain Size Deep thought is what distinguishes humans from other animals. The brain is the medium for thought;...
3 months ago
3
3 months ago
Deep thought is what distinguishes humans from other animals. The brain is the medium for thought; so, there's the idea that brain size is important, with larger brains allowing more profound thought. Larger brains in hominids appears to have an evolutionary advantage, but the...
Out-of-Pocket Blog
Thinking beyond value-based care | Out-Of-Pocket Maybe there’s more to life than shared savings
3 months ago
Math Is Still...
Math That Connects Where We’re Going to Where We’ve Been Recursion builds bridges between ideas from across different math classes and illustrates the power...
9 months ago
38
9 months ago
Recursion builds bridges between ideas from across different math classes and illustrates the power of creative mathematical thinking. The post Math That Connects Where We’re Going to Where We’ve Been first appeared on Quanta Magazine
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
Why Isn’t the Whole World Rich? The question of why some countries join the developed world while others remain in poverty has vexed...
over a year ago
2
over a year ago
The question of why some countries join the developed world while others remain in poverty has vexed economists for decades. What makes it so hard to answer?
Andrew Fraknoi –...
Black Hole Has Daily Meals Worthy of Thanksgiving You think you ate too much?  No matter how stuffed you were after Thanksgiving (or another...
3 weeks ago
12
3 weeks ago
You think you ate too much?  No matter how stuffed you were after Thanksgiving (or another celebratory meal), it’s nothing compared to Quasar J0529-4351, which astronomers observed earlier this year to be consuming the mass of our entire Sun EACH and every day!  They called it...
Probably...
Zipf’s Law Elements of Data Science is in print now, available from Lulu.com and online booksellers. To...
a month ago
18
a month ago
Elements of Data Science is in print now, available from Lulu.com and online booksellers. To celebrate, I’ll post some excerpts here, starting with one of my favorite examples, Zipf’s Law. You can read the complete chapter here, or run the Jupyter notebook on Colab. In almost any...
NeuroLogica Blog
What to Make of Havana Syndrome I have not written before about Havana Syndrome, mostly because I have not been able to come to any...
8 months ago
52
8 months ago
I have not written before about Havana Syndrome, mostly because I have not been able to come to any strong conclusions about it. In 2016 there was a cluster of strange neurological symptoms among people working at the US Embassy in Havana, Cuba. They would suddenly experience...
Blog - Practical...
What Is A Black Start Of The Power Grid? [Note that this article is a transcript of the video embedded above.] November 1965 saw one of the...
over a year ago
25
over a year ago
[Note that this article is a transcript of the video embedded above.] November 1965 saw one of the most widespread power outages in North American history. On the freezing cold evening of the 9th, the grid was operating at maximum capacity as people tried to stay warm when a...
ToughSF
Hypervelocity Tether Rockets Rotating tethers can reach incredible velocities when they are built out of high strength materials....
over a year ago
8
over a year ago
Rotating tethers can reach incredible velocities when they are built out of high strength materials. With some design features, they can greatly surpass the exhaust velocities of chemical or even nuclear rockets. They can become propulsion systems with impressive performance......
Out-of-Pocket Blog
Race And Healthcare: Recognizing And Addressing the Issues Facing Black Patients | Out-Of-Pocket The systemic issues that plague black communities are extremely prevalent in healthcare, and we...
a year ago
Damn Interesting
This is Dang Interesting Happy New Year! This has nothing to do with the new year. We at this website know, reluctantly, that...
a year ago
8
a year ago
Happy New Year! This has nothing to do with the new year. We at this website know, reluctantly, that “d*mn” is not always a welcome word. Additionally, we are aware that we have a few articles sporting even saltier vocabularies (settle down, Colonel Sanders!). Countless school...
Math Is Still...
Viruses Finally Reveal Their Complex Social Life New research has uncovered a social world of viruses full of cheating, cooperation and other...
8 months ago
15
8 months ago
New research has uncovered a social world of viruses full of cheating, cooperation and other intrigues, suggesting that viruses make sense only as members of a community. The post Viruses Finally Reveal Their Complex Social Life first appeared on Quanta Magazine
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...
NeuroLogica Blog
Starship Explodes in Successful Launch A common joke in the medical world is, “The operation was a success, but the patient died.” The...
a year ago
24
a year ago
A common joke in the medical world is, “The operation was a success, but the patient died.” The irony comes from how we might define “success”. On April 20th SpaceX conducted the maiden launch of the fully assembled Starship, including a Starship rocket on top of a super heavy...
The Works in...
Growing Forests As countries develop, deforestation drops
a year ago
Chris Grossack's...
$\mathsf{B}\text{Diff}(\Sigma)$ Classifies $\Sigma$-bundles I’ve been trying to learn all about topological (quantum) field theories, the cobordism hypothesis,...
yesterday
7
yesterday
I’ve been trying to learn all about topological (quantum) field theories, the cobordism hypothesis, and how to use $(\infty,n)$-categories. This is all in service of some stuff I’m doing with skein algebras (which are part of a “$3+1$ TQFT” often named after Crane–Yetter, but...
Quantum Frontiers
Announcing the quantum-steampunk short-story contest! The year I started studying calculus, I took the helm of my high school’s literary magazine....
over a year ago
25
over a year ago
The year I started studying calculus, I took the helm of my high school’s literary magazine. Throughout the next two years, the editorial board flooded campus with poetry—and poetry contests. We papered the halls with flyers, built displays in the … Continue reading →
NeuroLogica Blog
Converting CO2 to Carbon Nanofibers One of the dreams of a green economy where the amount of CO2 in the atmosphere is stable, and not...
11 months ago
19
11 months ago
One of the dreams of a green economy where the amount of CO2 in the atmosphere is stable, and not slowly increasing, is the ability to draw CO2 from the atmosphere and convert it to a solid form. Often referred to as carbon capture, some form of this is going to be necessary...
Chris Grossack's...
A truly incredible fact about the number 37 So I was on math stackexchange the other day, and I saw a cute post looking for a book which lists,...
a year ago
6
a year ago
So I was on math stackexchange the other day, and I saw a cute post looking for a book which lists, for many many integers, facts that Ramanujan could have told Hardy if he’d taken a cab other than 1729. A few days ago OP answered their own question, saying that the book in...
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?
symmetry magazine
What is neutral naturalness? Indirectly testing this theory, motivated by the mysterious mass of the Higgs boson, could be within...
a year ago
26
a year ago
Indirectly testing this theory, motivated by the mysterious mass of the Higgs boson, could be within reach for experiments at the Large Hadron Collider.
Math Is Still...
Two Students Unravel a Widely Believed Math Conjecture Mathematicians thought they were on the cusp of proving a conjecture about the ancient structures...
a year ago
14
a year ago
Mathematicians thought they were on the cusp of proving a conjecture about the ancient structures known as Apollonian circles. But a summer project would lead to its downfall. The post Two Students Unravel a Widely Believed Math Conjecture first appeared on Quanta...
Probably...
Political Alignment and Outlook This is the fourth in a series of excerpts from Elements of Data Science, now available from...
2 days ago
7
2 days ago
This is the fourth in a series of excerpts from Elements of Data Science, now available from Lulu.com and online booksellers. It’s from Chapter 15, which is part of the political alignment case study. You can read the complete chapter here, or run the Jupyter notebook on Colab....
nanoscale views
Items for discussion, including google's latest quantum computing result As we head toward the end of the calendar year, a few items: Google published a new result in...
a week ago
20
a week ago
As we head toward the end of the calendar year, a few items: Google published a new result in Nature a few days ago.  This made a big news splash, including this accompanying press piece from google themselves, this nice article in Quanta, and the always thoughtful blog post by...
Wanderingspace
OSIRIS-REX Leaves Bennu The OSIRIS-REX mission in on a two year trajectory back to Earth after capturing fragments of the...
over a year ago
13
over a year ago
The OSIRIS-REX mission in on a two year trajectory back to Earth after capturing fragments of the near Earth asteroid Bennu after successfully executing a sample touchdown last fall. [LINK] The sampling of of the asteroid’s surface is shown above.
Stephen Wolfram...
What’s Really Going On in Machine Learning? Some Minimal Models The Mystery of Machine Learning It’s surprising how little is known about the foundations of machine...
4 months ago
41
4 months ago
The Mystery of Machine Learning It’s surprising how little is known about the foundations of machine learning. Yes, from an engineering point of view, an immense amount has been figured out about how to build neural nets that do all kinds of impressive and sometimes almost...
NeuroLogica Blog
Energy Demand Increasing For the last two decades electricity demand in the US has been fairly flat. While it has been...
9 months ago
30
9 months ago
For the last two decades electricity demand in the US has been fairly flat. While it has been increasing overall, the increase has been very low. This has been largely attributed to the fact that as the use of electrical devices has increased, the efficiency of those devices has...
IEEE Spectrum
The Do-or-Die Moments That Determined the Fate of the Internet CES) and the Game Developers Conference have become regular features of the digital world. ARPANET...
a year ago
4
a year ago
CES) and the Game Developers Conference have become regular features of the digital world. ARPANET in 1972, or the mid-1980s conferences now known as Interop, alerted experts to new technologies, and, in some cases, altered the balance between competing approaches. Packet...
Math Is Still...
Quaking Giants Might Solve the Mysteries of Stellar Magnetism In their jiggles and shakes, red giant stars encode a record of the magnetic fields near their...
a year ago
10
a year ago
In their jiggles and shakes, red giant stars encode a record of the magnetic fields near their cores. The post Quaking Giants Might Solve the Mysteries of Stellar Magnetism first appeared on Quanta Magazine
Blog - Practical...
How Do You Steer a Drill Below The Earth? [Note that this article is a transcript of the video embedded above.] In December 2019, the City of...
over a year ago
25
over a year ago
[Note that this article is a transcript of the video embedded above.] In December 2019, the City of Fort Lauderdale, Florida experienced a series of catastrophic ruptures in a critical wastewater transmission line, releasing raw sewage into local waterways and neighborhoods....
Math Is Still...
What Is the Nature of Time? Time is all around us: in the language we use, in the memories we revisit and in our predictions of...
9 months ago
52
9 months ago
Time is all around us: in the language we use, in the memories we revisit and in our predictions of the future. But what exactly is it? The physicist and Nobel laureate Frank Wilczek joins Steve Strogatz to discuss the fundamental hallmarks of time. The post What Is...
The Roots of...
Can we “cure” cancer? In an excellent recent essay on “big visions for biology,” Sam Rodriques writes: Ask most biologists...
a year ago
29
a year ago
In an excellent recent essay on “big visions for biology,” Sam Rodriques writes: Ask most biologists about the cure for cancer, and they will tell you it doesn’t exist: cancer is many diseases that are mostly unrelated to each other, and that all have to be cured one at a...
Probably...
Ears Are Weird In a previous article, I looked at 93 measurements from the ANSUR-II dataset and found that ear...
3 months ago
40
3 months ago
In a previous article, I looked at 93 measurements from the ANSUR-II dataset and found that ear protrusion is not correlated with any other measurement. In a followup article, I used principle component analysis to explore the correlation structure of the measurements, and found...
Blog - Practical...
You Spend More on Rust Than Gasoline (Probably) [Note that this article is a transcript of the video embedded above.] In July of 1995, Folsom Lake,...
over a year ago
24
over a year ago
[Note that this article is a transcript of the video embedded above.] In July of 1995, Folsom Lake, a reservoir created by Folsom Dam in Northern California, reached its full capacity as snow continued to melt in the upstream Sierra. With the power plant shut down for...
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
Probably...
Rip-off ETF? An article in a recent issue of The Economist suggests, right in the title, “Investors should avoid...
3 months ago
36
3 months ago
An article in a recent issue of The Economist suggests, right in the title, “Investors should avoid a new generation of rip-off ETFs”. An ETF is an exchange-traded fund, which holds a collection of assets and trades on an exchange like a single stock. For example, the SPDR S&P...
Drew Ex Machina
The Dream: The First Probe to the Moon The past decade or so has seen a marked increase in interest to reach the Moon for exploration as...
11 months ago
14
11 months ago
The past decade or so has seen a marked increase in interest to reach the Moon for exploration as well as the potential exploitation of its […]
Math Is Still...
Insects and Other Animals Have Consciousness, Experts Declare A group of prominent biologists and philosophers announced a new consensus: There’s “a realistic...
8 months ago
61
8 months ago
A group of prominent biologists and philosophers announced a new consensus: There’s “a realistic possibility” that insects, octopuses, crustaceans, fish and other overlooked animals experience consciousness. The post Insects and Other Animals Have Consciousness,...
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 Neolithic Revolution What was the greatest invention of human civilization? Arguably it was agriculture, which allowed...
5 months ago
39
5 months ago
What was the greatest invention of human civilization? Arguably it was agriculture, which allowed for civilization itself. Prior to agriculture humans were some combination of hunters, gatherers, scavengers, and fishers. We lived off the land, which was a full-time job. Many...
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
61
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
Machine Vision, Robots, and Endoscopes with Matt Schwartz | Out-Of-Pocket When GI met AI
a year ago
Math Is Still...
How ‘Idle’ Egg Cells Defend Their DNA From Damage How do immature egg cells maintain genetic quality for decades before they mature? Scientists find...
7 months ago
77
7 months ago
How do immature egg cells maintain genetic quality for decades before they mature? Scientists find unusual safeguards in this quiescent cell that may inform research into fertility. The post How ‘Idle’ Egg Cells Defend Their DNA From Damage first appeared on Quanta...
Out-of-Pocket Blog
GTFO Employers | Out-Of-Pocket Back To The Future
a year ago
Math Is Still...
Fresh X-Rays Reveal a Universe as Clumpy as Cosmology Predicts By mapping the largest structures in the universe in X-rays, cosmologists have found striking...
9 months ago
28
9 months ago
By mapping the largest structures in the universe in X-rays, cosmologists have found striking agreement with their standard theoretical model of how the universe evolves. The post Fresh X-Rays Reveal a Universe as Clumpy as Cosmology Predicts first appeared on Quanta...
NeuroLogica Blog
Age of the Moon Revised There are a few interesting stories lurking in this news item, but lets start with the top level – a...
a year ago
8
a year ago
There are a few interesting stories lurking in this news item, but lets start with the top level – a new study revises the minimum age of the Moon to 4.46 billion years, 40 million years older than the previous estimate. That in itself is interesting, but not game-changing. It’s...
Chris Grossack's...
Talk -- What is Factorization Homology? I was recently invited to speak at the AMS Sectional in Tallahassee, Florida. In particular, at the...
9 months ago
49
9 months ago
I was recently invited to speak at the AMS Sectional in Tallahassee, Florida. In particular, at the special session on Homotopy Theory and Category Theory in Interaction. The conference was this weekend, and I’m typing this up on my plane ride home. I had a great time, and...
Math Is Still...
Maze Proof Establishes a ‘Backbone’ for Statistical Mechanics Four mathematicians have estimated the chances that there’s a clear path through a random maze. ...
10 months ago
22
10 months ago
Four mathematicians have estimated the chances that there’s a clear path through a random maze. The post Maze Proof Establishes a ‘Backbone’ for Statistical Mechanics first appeared on Quanta Magazine
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...
Probably...
Another step toward a two-hour marathon This is an update to an analysis I run each time the marathon world record is broken. If you like...
a year ago
5
a year ago
This is an update to an analysis I run each time the marathon world record is broken. If you like this sort of thing, you will like my forthcoming book, Probably Overthinking It, which is available for preorder now. On October 8, 2023, Kelvin Kiptum ran the Chicago Marathon in...
Math Is Still...
How Scientists Are Tackling the Tricky Task of Solar Cycle Prediction Scientists have struggled to accurately forecast the strength of the sun’s 11-year cycle — even...
a year ago
7
a year ago
Scientists have struggled to accurately forecast the strength of the sun’s 11-year cycle — even after centuries of solar observations. The post How Scientists Are Tackling the Tricky Task of Solar Cycle Prediction first appeared on Quanta Magazine
Asterisk
China’s Silicon Future China dreams of competing with global superpowers in the semiconductor industry. Whether its efforts...
over a year ago
2
over a year ago
China dreams of competing with global superpowers in the semiconductor industry. Whether its efforts will succeed is far from clear.
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...
Light from Space
Bubble Nebula and Neighborhood The constellation of Cassiopeia is full of rich gas clouds and a myriad of different Nebulas and...
over a year ago
20
over a year ago
The constellation of Cassiopeia is full of rich gas clouds and a myriad of different Nebulas and Star Clusters. Click or tap to enlarge/double-tap to zoom Total exposure time: 37h 20m (134,400s) Image resolution: 4,784 × 6,840px (1.919″/px) Shot from my driveway near
Blog - Practical...
HEAVY CONSTRUCTION of a Sewage Pump Station - Ep 1 Check out our new series! This is the first episode of a five-part pilot series to gauge your...
a year ago
12
a year ago
Check out our new series! This is the first episode of a five-part pilot series to gauge your interest in "How It's Made"-esque heavy construction videos. Drop a comment or send me an email to let me know what you think! Watch on YouTube above or ad-free on Nebula here.
Asterisk
Crash Testing GPT-4 Can we tell if an AI model is safe before it’s released? The group that tested GPT–4 is trying to...
a year ago
2
a year ago
Can we tell if an AI model is safe before it’s released? The group that tested GPT–4 is trying to figure out how.
NeuroLogica Blog
Decarbonizing Aviation and Agriculture When we talk about reducing carbon release in order to slow down and hopefully stop anthropogenic...
2 months ago
31
2 months ago
When we talk about reducing carbon release in order to slow down and hopefully stop anthropogenic global warming much of the focus is on the energy and transportation sectors. There is a good reason for this – the energy sector is responsible for 25% of greenhouse gas (GHG)...
Sean Carroll
The Biggest Ideas in the Universe | 24. Science For the triumphant final video in the Biggest Ideas series, we look at a big idea indeed: Science....
over a year ago
19
over a year ago
For the triumphant final video in the Biggest Ideas series, we look at a big idea indeed: Science. What is science, and why is it so great? And I also take the opportunity to dip a toe into the current state of fundamental physics — are predictions that unobservable universes...
Probably...
Probably the Book Last week I had the pleasure of presenting a keynote at posit::conf(2024). When the video is...
4 months ago
37
4 months ago
Last week I had the pleasure of presenting a keynote at posit::conf(2024). When the video is available, I will post it here. In the meantime, you can read the slides, if you don’t mind spoilers. For people at the conference who don’t know me, this might be a good time to...
Andrew Fraknoi –...
Good Meteor Shower This Week Wednesday evening and Thursday morning (Dec. 13-14) is the peak time for one of the best meteor...
a year ago
6
a year ago
Wednesday evening and Thursday morning (Dec. 13-14) is the peak time for one of the best meteor showers of the year – the Geminids.  The post Good Meteor Shower This Week appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
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...
Out-of-Pocket Blog
Healthcare Ideas That Look Good But Are Bad | Out-Of-Pocket clinical trial matching, "find a specialist", and more
8 months ago
The Works in...
Degrowth and the monkey's paw Fifteen years ago, when I worked in the “social innovation” field, there was a world-view that was...
a year ago
86
a year ago
Fifteen years ago, when I worked in the “social innovation” field, there was a world-view that was very popular among my colleagues about what was wrong with society and how to fix it. The idea was that people and governments needed to stop seeing economic growth as a good thing,...
NeuroLogica Blog
Being Trans Is Not A Mental Illness On the current episode of the SGU, because it is pride month, we expressed our general support for...
a year ago
53
a year ago
On the current episode of the SGU, because it is pride month, we expressed our general support for the LGBTQ community. I also opined about how important it is to respect individual liberty, the freedom to simply live your authentic life as you choose, and how ironic it is that...
NeuroLogica Blog
Nobel Prize for Attosecond Physics One attosecond (as) is 1×10−18 seconds. An attosecond is to one second what one second is to the age...
a year ago
4
a year ago
One attosecond (as) is 1×10−18 seconds. An attosecond is to one second what one second is to the age of the universe. It is an extremely tiny slice of time. This year’s Nobel Prize in physics goes to three scientists, Pierre Agostini, Ferenc Krausz, and Anne L’Huillier, whose...
ToughSF
The Lofstrom Loop: A Bridge to Space Imagine you could take a train ride to space. Tracks that slope up into the sky, higher and higher,...
a year ago
53
a year ago
Imagine you could take a train ride to space. Tracks that slope up into the sky, higher and higher, until you reach a plateau above the planet where it’s a straight line up to orbital velocity. That’s what’s possible with a Lofstrom Loop. But sending you into orbit is just one...
ToughSF
How to Live on Other Planets: Uranus The weirdest of the planets. A blue giant, resting on its side. Could we find a home in...
over a year ago
5
over a year ago
The weirdest of the planets. A blue giant, resting on its side. Could we find a home in the Uranian system? Description Uranus is the fourth-largest planet and the first ‘ice giant’. It orbits between 18.3 and 20.1 AU from the Sun, making it four times more distant than...
Marine Madness
Cownose rays at Bristol Aquarium (video) Watch Bristol Aquarium’s newest residents in action. Bristol Aquarium reopened its doors on May 18...
over a year ago
24
over a year ago
Watch Bristol Aquarium’s newest residents in action. Bristol Aquarium reopened its doors on May 18 after being closed for months due to the Covid-19 pandemic, meaning visitors were finally allowed to return and see their favourite ocean creatures up close. But during the...
symmetry magazine
LHC experiments see four top quarks The ATLAS and CMS experiments have observed a process 4,000 times rarer than the production of Higgs...
a year ago
25
a year ago
The ATLAS and CMS experiments have observed a process 4,000 times rarer than the production of Higgs bosons. The ATLAS and CMS experiments have successfully detected the production of a quartet of top quarks during high-energy proton collisions inside the Large...
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
Sean Carroll
Thanksgiving This year we give thanks for one of the very few clues we have to the quantum nature of spacetime:...
over a year ago
20
over a year ago
This year we give thanks for one of the very few clues we have to the quantum nature of spacetime: black hole entropy. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory,...
Quantum Frontiers
Noncommuting charges are much like Batman Understanding a character’s origins enriches their narrative and motivates their actions. Take...
9 months ago
29
9 months ago
Understanding a character’s origins enriches their narrative and motivates their actions. Take Batman as an example: without knowing his backstory, he appears merely as a billionaire who might achieve more by donating his wealth rather than masquerading as a bat … Continue...
NeuroLogica Blog
Using AI and Social Media to Measure Climate Change Denial A recent study finds that 14.8% of Americans do not believe in global climate change. This number is...
10 months ago
29
10 months ago
A recent study finds that 14.8% of Americans do not believe in global climate change. This number is roughly in line with what recent survey have found, such as this 2024 Yale study which put the figure at 16%. In 2009, by comparison, the figure was at 33% (although this was a...
The Works in...
Upzoning New Zealand How a small country started building a lot of homes
10 months ago
Asterisk
Growing Up Overnight A look at the past few years of LLM progress.
a year ago
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...
Inverted Passion
Notes from the book “Hooked” I re-read the book Hooked by Nir Eyal and these are my notes. 1/ The key question that the book...
12 months ago
14
12 months ago
I re-read the book Hooked by Nir Eyal and these are my notes. 1/ The key question that the book answers is: how to make habit-forming products. And its answer is a model that involves four stages: a) trigger; b) action; c) variable reward; d) investment 2/ Why should products be...
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...
Out-of-Pocket Blog
Transforming Healthcare Data with Tuva Health | Out-Of-Pocket The nitty, gritty, and shitty of working with health data
a year ago
nanoscale views
What is turbulence? (And why are helicopters never quiet?) Fluid mechanics is very often left out of the undergraduate physics curriculum.  This is a shame, as...
6 months ago
60
6 months ago
Fluid mechanics is very often left out of the undergraduate physics curriculum.  This is a shame, as it's very interesting and directly relevant to many broad topics (atmospheric science, climate, plasma physics, parts of astrophysics).  Fluid mechanics is a great example of how...
symmetry magazine
Whatever happened to the theory of everything? A theory of everything was all the rage in the 1980s. So where did it go? It is...
a year ago
53
a year ago
A theory of everything was all the rage in the 1980s. So where did it go? It is only the optimists who achieve anything in this world—theorist John Ellis once read this adage on a candy wrapper. It stuck with him, so much so that in 1986 he referenced this...
Math Is Still...
Teen Mathematicians Tie Knots Through a Mind-Blowing Fractal Three high schoolers and their mentor revisited a century-old theorem to prove that all knots can be...
3 weeks ago
13
3 weeks ago
Three high schoolers and their mentor revisited a century-old theorem to prove that all knots can be found in a fractal called the Menger sponge. The post Teen Mathematicians Tie Knots Through a Mind-Blowing Fractal first appeared on Quanta Magazine
NeuroLogica Blog
ChatGPT Performs At University Level We are still sorting out the strengths and weaknesses of the new crop of artificial intelligence...
a year ago
8
a year ago
We are still sorting out the strengths and weaknesses of the new crop of artificial intelligence (AI) applications, the poster-child of which is ChatGPT. This is a so-called large language model application using a “generative pre-trained transformer”. Essentially these types of...
Math Is Still...
How Is Cell Death Essential to Life? Cells in our bodies are constantly dying — and these countless tiny deaths are essential to human...
2 weeks ago
11
2 weeks ago
Cells in our bodies are constantly dying — and these countless tiny deaths are essential to human health and multicellular life itself. In this episode, co-host Steven Strogatz speaks with cellular biologist Shai Shaham about what makes a cell “alive” and the latest developments...
Asterisk
Methods Section
a year ago
Math Is Still...
The Brainstem Fine-Tunes Inflammation Throughout the Body The evolutionarily ancient part of the brain that controls breathing and heart rate also regulates...
6 months ago
43
6 months ago
The evolutionarily ancient part of the brain that controls breathing and heart rate also regulates the immune system — a discovery about the brain-body axis made by experts on taste. The post The Brainstem Fine-Tunes Inflammation Throughout the Body first appeared on...
Out-of-Pocket Blog
Answers: Too much money in digital health? | Out-Of-Pocket Here's what some of you had to say
a year ago
NeuroLogica Blog
Climate Sensitivity and Confirmation Bias I love to follow kerfuffles between different experts and deep thinkers. It’s great for revealing...
9 months ago
31
9 months ago
I love to follow kerfuffles between different experts and deep thinkers. It’s great for revealing the subtleties of logic, science, and evidence. Recently there has been an interesting online exchange between a physicists science communicator (Sabine Hossenfelder) and some...
Math Is Still...
Covid-19 mRNA Vaccines Win Nobel Prize for Medicine 2023 Katalin Karikó and Drew Weissman have been awarded the 2023 Nobel Prize in Physiology or Medicine...
a year ago
5
a year ago
Katalin Karikó and Drew Weissman have been awarded the 2023 Nobel Prize in Physiology or Medicine for discoveries leading to mRNA vaccines, such as those that protect against COVID-19. The post Covid-19 mRNA Vaccines Win Nobel Prize for Medicine 2023 first appeared on...
Beautiful Public...
FAA Aviation Maps Among all of the visual information published by the U.S. government, there may be no product with a...
10 months ago
64
10 months ago
Among all of the visual information published by the U.S. government, there may be no product with a higher information density than the Federal Aviation Administration’s aviation maps.
Chris Grossack's...
Life in Johnstone's Topological Topos 2 -- Topological Algebras In the first post, we introduced Johnstone’s topological topos $\mathcal{T}$ and talked about what...
5 months ago
38
5 months ago
In the first post, we introduced Johnstone’s topological topos $\mathcal{T}$ and talked about what its objects look like. We showed how the interpretation of type theory in $\mathcal{T}$ gives us an “intrinsic topology” on any type we construct. We also alluded to the fact...
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...
Explorations of an...
Borneo: Ridiculous Mothing At Trus Madi Entomology Camp When doing research on the few possible "lifer" birds that I could find on this trip to Sabah, and...
a week ago
6
a week ago
When doing research on the few possible "lifer" birds that I could find on this trip to Sabah, and in particular, looking for sites to find the Bornean Frogmouth, I read about the Trus Madi Entomology Camp. This piqued my interest, as there is almost nothing I like more than...
NeuroLogica Blog
Tesla Demonstrated its Optimus Robot At a recent event Tesla showcased the capabilities of its humanoid autonomous robot, Optimus. The...
2 months ago
34
2 months ago
At a recent event Tesla showcased the capabilities of its humanoid autonomous robot, Optimus. The demonstration has come under some criticism, however, for not being fully transparent about the nature of the demonstration. We interviewed robotics expert, Christian Hubicki, on the...
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...
NeuroLogica Blog
AI Video Recently OpenAI launched a website showcasing their latest AI application, Sora. This app, based on...
10 months ago
26
10 months ago
Recently OpenAI launched a website showcasing their latest AI application, Sora. This app, based on prompts similar to what you would use for ChatGPT or the image creation applications, like Midjourney or Dalle-2, creates a one minute photorealistic video without sound. Take a...
NeuroLogica Blog
Will Hydrogen BEV Hybrids Be A Thing? I recently recorded a YouTube video on the notion of hydrogen fuel cell cars (it will be posted...
a year ago
64
a year ago
I recently recorded a YouTube video on the notion of hydrogen fuel cell cars (it will be posted soon, and I will add the link when it’s up). One question I did not get into in the video, but which is an interesting thought experiment, is hydrogen – plug-in battery hybrid...
ToughSF
Lasers, Mirrors and Star Pyramids Lasers can hit targets at extreme ranges, at the fastest speed possible. They are ideal weapons for...
over a year ago
6
over a year ago
Lasers can hit targets at extreme ranges, at the fastest speed possible. They are ideal weapons for space warfare.  However, everyone knows that lasers bounce off mirrors... does this make lasers useless? The post is inspired by the discussion that arose from the conclusions...
NeuroLogica Blog
The Speed of Gravity I recently received an e-mail question from an SGU listener about the speed of gravity. They were...
a year ago
40
a year ago
I recently received an e-mail question from an SGU listener about the speed of gravity. They were questioning a statement they heard by Neil DeGrasse Tyson that if the sun were magically plucked from existence, the Earth would not feel the effects for 8 minutes and 20 seconds –...
Many Worlds
Many Worlds Archive is Available I had the pleasure of reporting and writing the Many Worlds column — sponsored by NASA’s NExSS...
a year ago
32
a year ago
I had the pleasure of reporting and writing the Many Worlds column — sponsored by NASA’s NExSS initiative and the Lunar & Planetary Institute — for almost eight years. But the run came to an end in October. Now an archive of the more than 400 columns is easily available at...
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...
brr
Engineering for Slow Internet How to minimize user frustration in Antarctica.
6 months ago
Asterisk
Community Organizing
a month ago
Out-of-Pocket Blog
The Ins-and-Outs of Cancer Care Navigators With Laura Stratte | Out-Of-Pocket What are cancer care navigators and what issues do they face?
a year ago
brr
Pressure Altitude Day-to-day variability at the South Pole.
a year ago
NeuroLogica Blog
The Next Step in Space Travel The European Space Agency (ESA) has announced they are developing their own commercial space...
a year ago
7
a year ago
The European Space Agency (ESA) has announced they are developing their own commercial space capsule. This will be used initially for cargo, but then eventually for crew as well. They anticipate a maiden voyage in 2028. I think this is a positive development. It seems we are...
Math Is Still...
First-Year Graduate Student Finds Paradoxical Set No two pairs have the same sum; add three numbers together, and you can get any whole number. ...
a year ago
30
a year ago
No two pairs have the same sum; add three numbers together, and you can get any whole number. The post First-Year Graduate Student Finds Paradoxical Set first appeared on Quanta Magazine
Math Is Still...
‘A-Team’ of Math Proves a Critical Link Between Addition and Sets A team of four prominent mathematicians, including two Fields medalists, proved a conjecture...
a year ago
27
a year ago
A team of four prominent mathematicians, including two Fields medalists, proved a conjecture described as a “holy grail of additive combinatorics.” The post ‘A-Team’ of Math Proves a Critical Link Between Addition and Sets first appeared on Quanta Magazine
Out-of-Pocket Blog
Ins and Outs of Fundraising Today | Out-Of-Pocket Some stuff I’ve learned doing a little healthcare startup investing
a year ago
NeuroLogica Blog
Virtual Reality for Mice Scientists have developed virtual reality goggles for mice. Why would they do this? For research....
a year ago
10
a year ago
Scientists have developed virtual reality goggles for mice. Why would they do this? For research. The fact that it’s also adorable is just a side effect. One type of neuroscience research is to expose mice in a laboratory setting to specific tasks or stimuli while recording their...
Melting Asphalt
2015 Meta Time for my annual blogging review. And only 11 days late! I'll keep it brief. Blog stats I...
over a year ago
7
over a year ago
Time for my annual blogging review. And only 11 days late! I'll keep it brief. Blog stats I published a paltry six full essays this year. Don't get me wrong: I'm proud of them. But still, six. It would be… Read more ›
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...
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...
Light from Space
Lunar Eclipse Triptych A total lunar eclipse is (next to the much rarer solar eclipses) a spectacle to behold and one of...
over a year ago
19
over a year ago
A total lunar eclipse is (next to the much rarer solar eclipses) a spectacle to behold and one of the few celestial events that happen in human timescales in the course of a few hours. In mid-May 2022 there was a beautiful eclipse visible from North America and I have
Out-of-Pocket Blog
Ciitizen And The Patient Data Marketplace | Out-Of-Pocket The path to our personal health record
a year ago
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)...
IEEE Spectrum
The Man Who Coined The Word "Robot" Defends Himself You’re familiar with Karel Čapek, right? If not, you should be—he’s the guy who (along with his...
11 months ago
32
11 months ago
You’re familiar with Karel Čapek, right? If not, you should be—he’s the guy who (along with his brother Josef) invented the word “robot.” Čapek introduced robots to the world in 1921, when his play “R.U.R.” (subtitled “Rossum’s Universal Robots”) was first performed in Prague. It...
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...
Asterisk
The Depths of Wikipedians A conversation about yogurt wars, German hymns, tropical cyclones, and the people who make Wikipedia...
a month ago
3
a month ago
A conversation about yogurt wars, German hymns, tropical cyclones, and the people who make Wikipedia function.
Math Is Still...
What Can Jellyfish Teach Us About Fluid Dynamics? Jellyfish and other aquatic creatures embody solutions to diverse problems in engineering, medicine...
a year ago
20
a year ago
Jellyfish and other aquatic creatures embody solutions to diverse problems in engineering, medicine and mathematics. John Dabiri, a fluid dynamics expert, talks with Steven Strogatz about what jellyfish can teach us about going with the flow. The post What Can...
wadertales
Juvenile settlement in Black-tailed Godwits Adult waders tend to be exceptionally consistent in their use of time and space, with marked...
3 months ago
37
3 months ago
Adult waders tend to be exceptionally consistent in their use of time and space, with marked individuals turning up on the same estuaries at the same time year after year, as discussed in the Whimbrel blog ‘Whimbrel: time to leave’. How do these patterns become established? Do...
Beautiful Public...
1,000 Photos of Dolphin Fins Scars, scratches and wounds abound in these photos as encounters with unknown creatures and boat...
a year ago
66
a year ago
Scars, scratches and wounds abound in these photos as encounters with unknown creatures and boat propellers leave their marks, imprinting a story of close escapes and cheating death.
Math Is Still...
How AI Revolutionized Protein Science, but Didn’t End It Three years ago, Google’s AlphaFold pulled off the biggest artificial intelligence breakthrough in...
5 months ago
39
5 months ago
Three years ago, Google’s AlphaFold pulled off the biggest artificial intelligence breakthrough in science to date, accelerating molecular research and kindling deep questions about why we do science. The post How AI Revolutionized Protein Science, but Didn’t End It...
Out-of-Pocket Blog
Physicians and Pharma Marketing | Out-Of-Pocket oh we getting that drug money
a year ago
Cremieux Recueil
Trump Should Finish What He Started A guestpost calling for Trump to finish radically reforming the tax system
3 weeks ago
Uncharted...
100 Billion Humans The world can carry them!
a month ago
Quantum Frontiers
Building a Visceral Understanding of Quantum Phenomena A great childhood memory that I have comes from first playing “The Incredible Machine” on PC in the...
4 months ago
49
4 months ago
A great childhood memory that I have comes from first playing “The Incredible Machine” on PC in the early 90’s. For those not in the know, this is a physics-based puzzle game about building Rube Goldberg style contraptions to achieve … Continue reading →
nanoscale views
Power and computing The Wall Street Journal last week had an article (sorry about the paywall) titled "There’s Not...
7 months ago
73
7 months ago
The Wall Street Journal last week had an article (sorry about the paywall) titled "There’s Not Enough Power for America’s High-Tech Ambitions", about how there is enormous demand for more data centers (think Amazon Web Services and the like), and electricity production can't...
Many Worlds
Preparing For The Habitable Worlds Observatory, Our Best Shot at Finding ET Life In a solar system far, far away, life of some sort is just waiting to be found.  Or so the world of...
a year ago
6
a year ago
In a solar system far, far away, life of some sort is just waiting to be found.  Or so the world of astrobiology sure hopes it is. The new player in the astrobiology world, now called the Habitable Worlds Observatory (HWO), is planned to launch in the 2040s if all goes well. ...
Math Is Still...
In a ‘Dark Dimension,’ Physicists Search for the Universe’s Missing Matter An idea derived from string theory suggests that dark matter is hiding in a (relatively) large extra...
10 months ago
25
10 months ago
An idea derived from string theory suggests that dark matter is hiding in a (relatively) large extra dimension. The theory makes testable predictions that physicists are investigating now. The post In a ‘Dark Dimension,’ Physicists Search for the Universe’s Missing...
Out-of-Pocket Blog
More thoughts consumerization in healthcare | Out-Of-Pocket tales from other countries, industries, and more
3 months ago
Out-of-Pocket Blog
Citizen fraud detection, self-experimentation, and OOP Updates | Out-Of-Pocket Some random musings and OOP announcements before the holiday
3 weeks ago
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...
nanoscale views
Scientific travel Particularly in these post-pandemic, climate-change-addled, zoom-enabled times, I appreciate the...
a year ago
31
a year ago
Particularly in these post-pandemic, climate-change-addled, zoom-enabled times, I appreciate the argument that it's always worth asking, "Is this trip really necessary?"  We are in the age of remote work and zoom seminars that are attended by people from all over the world.  Is...
Math Is Still...
Math Proof Draws New Boundaries Around Black Hole Formation For a half century, mathematicians have tried to define the exact circumstances under which a black...
a year ago
5
a year ago
For a half century, mathematicians have tried to define the exact circumstances under which a black hole is destined to exist. A new proof shows how a cube can help answer the question. The post Math Proof Draws New Boundaries Around Black Hole Formation first...
Math Is Still...
The Year in Physics Physicists discovered strange supersolids, constructed new kinds of superconductors, and continued...
5 days ago
7
5 days ago
Physicists discovered strange supersolids, constructed new kinds of superconductors, and continued to make the case that the cosmos is far weirder than anyone suspected. The post The Year in Physics first appeared on Quanta Magazine
Math Is Still...
How the Human Brain Contends With the Strangeness of Zero Zero, which was invented late in history, is special among numbers. New studies are uncovering how...
2 months ago
26
2 months ago
Zero, which was invented late in history, is special among numbers. New studies are uncovering how the brain creates something out of nothing. The post How the Human Brain Contends With the Strangeness of Zero first appeared on Quanta Magazine
Sean Carroll
Johns Hopkins As far as I remember, the first time I stepped onto a university campus was in junior high school,...
over a year ago
23
over a year ago
As far as I remember, the first time I stepped onto a university campus was in junior high school, when I visited Johns Hopkins for an awards ceremony for the Study of Mathematically Precocious Youth. (I grew up in an environment that didn’t involve spending a lot of time on...
symmetry magazine
Spacetime: All the universe’s a stage In the 1900s, Albert Einstein unified the concepts of space and time, giving us a useful new way to...
a year ago
65
a year ago
In the 1900s, Albert Einstein unified the concepts of space and time, giving us a useful new way to picture the universe.
Damn Interesting
The Anticipated Future of the Moon When the Earth was young, shortly after the moon formed, our planet was spinning so fast that a day...
over a year ago
7
over a year ago
When the Earth was young, shortly after the moon formed, our planet was spinning so fast that a day was approximately five hours long. During the intervening billions of years, the dragging effect of the moon’s gravity slowed the Earth’s spin to the 24-hour day we now observe....
Sean Carroll
Thanksgiving This year we give thanks for a feature of nature that is frequently misunderstood: quanta. (We’ve...
a year ago
20
a year ago
This year we give thanks for a feature of nature that is frequently misunderstood: quanta. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory, the error bar, gauge...
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 →
Beautiful Public...
Government Comic Books Government comics have taught Americans how to prevent forest fires, survive a nuclear blast, and...
a year ago
23
a year ago
Government comics have taught Americans how to prevent forest fires, survive a nuclear blast, and how soldiers should handle homosexuality in the military.
Andrew Fraknoi –...
Enjoy the Coming Leap Day: Some Thoughts about the Calendar This year February will have an extra day -- we discuss why? The post Enjoy the Coming Leap Day: ...
10 months ago
9
10 months ago
This year February will have an extra day -- we discuss why? The post Enjoy the Coming Leap Day: Some Thoughts about the Calendar appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Explorations of an...
Argentina! Laura and I landed in Buenos Aires on the morning of January 9, a little bleary-eyed and feeling the...
a year ago
15
a year ago
Laura and I landed in Buenos Aires on the morning of January 9, a little bleary-eyed and feeling the effects from the three flights and two layovers. But we had made it. Nearly six years had passed since I last visited Buenos Aires. It had been the final port of call on my...
IEEE Spectrum
Who Really Invented the Rechargeable Lithium-Ion Battery? Fifty years after the birth of the rechargeable lithium-ion battery, it’s easy to see its value....
a year ago
10
a year ago
Fifty years after the birth of the rechargeable lithium-ion battery, it’s easy to see its value. It’s used in billions of laptops, cellphones, power tools, and cars. Global sales top US $45 billion a year, on their way to more than $100 billion in the coming decade. The first...
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...
Drew Ex Machina
First Pictures: View of the Earth from NASA’s Explorer 6 – August 14, 1959 Today we take for granted that we can instantly access images of almost any part of the Earth taken...
4 months ago
45
4 months ago
Today we take for granted that we can instantly access images of almost any part of the Earth taken from space using an ever growing collection […]
The Works in...
How Poor Maintenance Loses Wars - 2022, Ukraine Maintains A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
The Works in...
Notes on Progress: The stats gap Students understand just enough statistics to get by
a year ago
IEEE Spectrum
How This Record Company Engineer Invented the CT Scanner The inspiration for computed tomography (CT) came from a chance conversation that research engineer...
a year ago
4
a year ago
The inspiration for computed tomography (CT) came from a chance conversation that research engineer Godfrey Hounsfield had with a doctor while on vacation in the 1960s. The physician complained that X-ray images of the brain were too grainy and only two-dimensional. Hounsfield...
Quantum Frontiers
It from Qubit: The Last Hurrah Editor’s note: Since 2015, the Simons Foundation has supported the “It from Qubit” collaboration, a...
a year ago
6
a year ago
Editor’s note: Since 2015, the Simons Foundation has supported the “It from Qubit” collaboration, a group of scientists drawing on ideas from quantum information theory to address deep issues in fundamental physics. The collaboration held its “Last Hurrah” event at … Continue...
nanoscale views
CHIP and Science, NSF support, and hypocrisy Note: this post is a semi-rant about US funding for science education; if this isn't your cup of...
4 months ago
49
4 months ago
Note: this post is a semi-rant about US funding for science education; if this isn't your cup of tea, read no further. Two years ago, the CHIPS and Science Act (link goes to the full text of the bill, via the excellent congress.gov service of the Library of Congress) was signed...
The Works in...
Issue 13: Deep heat Plus: the cocktail revolution, how war improved European states, and the mathematical basis of the...
a year ago
22
a year ago
Plus: the cocktail revolution, how war improved European states, and the mathematical basis of the Industrial Revolution
Out-of-Pocket Blog
How Healthcare Payments Work with Candid Health | Out-Of-Pocket A walkthrough of how money flows between payers and providers
a year ago
NeuroLogica Blog
Indigenous Knowledge I recently received the following question to the SGU e-mail: “I have had several conversations with...
8 months ago
74
8 months ago
I recently received the following question to the SGU e-mail: “I have had several conversations with friends/colleagues lately regarding indigenous beliefs/stories. They assert that not believing these based on oral histories alone is morally wrong and ignoring a different...
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....
The Works in...
Escape to the country What makes a successful New Town?
4 months ago
Stephen Wolfram...
Yet More New Ideas and New Functions: Launching Version 14.1 of Wolfram Language & Mathematica For the 36th Time… the Latest from Our R&D Pipeline There’s Now a Unified Wolfram App Vector...
4 months ago
39
4 months ago
For the 36th Time… the Latest from Our R&D Pipeline There’s Now a Unified Wolfram App Vector Databases and Semantic Search RAGs and Dynamic Prompting for LLMs Connect to Your Favorite LLM Symbolic Arrays and Their Calculus Binomials and Pitchforks: Navigating Mathematical...
wadertales
Will head-starting work for Curlew? 83 captive-reared Curlew were released successfully in 2019, over 130 in 2021 and a similar number...
over a year ago
24
over a year ago
83 captive-reared Curlew were released successfully in 2019, over 130 in 2021 and a similar number in 2022 but this does not mean that head-starting is a solution to England’s Curlew problems. We don’t yet know the proportion of youngsters that survive the difficult ‘teenage...
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...
Out-of-Pocket Blog
How to integrate into an EMR and why Epic won with Brendan Keeler | Out-Of-Pocket everything you need to know about EMRs, healthcare data standards, and integrations
a year ago
NeuroLogica Blog
UFOs and the Pandemic Did UFO reporting increase during the pandemic? A group of researchers set out to answer that...
a year ago
22
a year ago
Did UFO reporting increase during the pandemic? A group of researchers set out to answer that question, and recently published their results. Their hypothesis was two-fold, including the notion that people had more free time during the shutdown and perhaps spent more time out...
nanoscale views
What is a glass? I want to write about a recently published paper, but to do so on an accessible level, I should...
a year ago
82
a year ago
I want to write about a recently published paper, but to do so on an accessible level, I should really lay some ground work first. At the primary school level, typically people are taught that there are three states of matter: solid, liquid, and gas.  (Plasma may be introduced...
NeuroLogica Blog
It’s Not Possible – Until Suddenly It Is There are a couple of recent stories that remind me that perhaps the most powerful thing in the...
a year ago
24
a year ago
There are a couple of recent stories that remind me that perhaps the most powerful thing in the world is political will. Often politicians and motivational speakers will say something along the lines of, “We can do anything, if we put our minds to it.” While this sounds like...
Math Is Still...
To Pack Spheres Tightly, Mathematicians Throw Them at Random Four mathematicians broke a 75-year-old record by finding a denser way to pack high-dimensional...
7 months ago
30
7 months ago
Four mathematicians broke a 75-year-old record by finding a denser way to pack high-dimensional spheres. The post To Pack Spheres Tightly, Mathematicians Throw Them at Random first appeared on Quanta Magazine
Blog - Practical...
The Bizarre Paths of Groundwater Around Structures [Note that this article is a transcript of the video embedded above.] In 2015, an unusual incident...
over a year ago
24
over a year ago
[Note that this article is a transcript of the video embedded above.] In 2015, an unusual incident happened on the construction site for a sewage lift station in British Columbia, Canada. WorksafeBC, the provincial health and safety agency, posted a summary of the event on...
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...
symmetry magazine
Antimatter falls down Results from the ALPHA experiment confirm that matter and antimatter react to gravity in a similar...
a year ago
6
a year ago
Results from the ALPHA experiment confirm that matter and antimatter react to gravity in a similar way.
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...
Asterisk
Salt, Sugar, Water, Zinc: How Scientists Learned to Treat the 20th Century’s Biggest Killer of... Oral rehydration therapy is now the standard treatment for dehydration. It’s saved millions of...
a year ago
2
a year ago
Oral rehydration therapy is now the standard treatment for dehydration. It’s saved millions of lives, and can be prepared at home in minutes. So why did it take so long to discover?
Uncharted...
The Earth Is Better with More People A world with 2 billion people would be decaying, poor, brutal, violent, hopeless. With 100B, it...
3 weeks ago
4
3 weeks ago
A world with 2 billion people would be decaying, poor, brutal, violent, hopeless. With 100B, it would be rich, beautiful, vibrant, peaceful, hopeful.
nanoscale views
Intriguing papers - exquisite thermal measurements + automated materials discovery/synthesis It's a busy time, but I wanted to point out a couple of papers from this past week. First, I want...
a year ago
5
a year ago
It's a busy time, but I wanted to point out a couple of papers from this past week. First, I want to point to this preprint on the arxiv, where the Weizmann folks do an incredibly technically impressive thing.  I'd written recently about the thermal Hall effect, when a...
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
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...
Blog - Practical...
Why Bridges Need Sensors (and other structures too) [Note that this article is a transcript of the video embedded above.] Almost immediately after I...
a year ago
60
a year ago
[Note that this article is a transcript of the video embedded above.] Almost immediately after I started making videos about engineering, people started asking me to play video games on the channel. Apparently there’s roughly a billion people who watch online gaming these days,...
The Works in...
Gentrification as a housing problem The root cause of displacement is inflexible supply
5 months ago
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.
The Works in...
Issue 10: One word—plastics. Plus: France's baby bust, why we empathise with animals, building infrastructure faster, and more.
a year ago
IEEE Spectrum
James Wimshurst’s Electrostatic Immortality James Wimshurst did not invent the machine that bears his name. But thanks to his many refinements...
a year ago
5
a year ago
James Wimshurst did not invent the machine that bears his name. But thanks to his many refinements to a distinctive type of electrostatic generator, we now have the Wimshurst influence machine. What does a Wimshurst machine do? Influence machines date back to the 18th century....
NeuroLogica Blog
Another UFO Whistleblower How seriously should we take the claims of David Grusch? He is an airforce veteran and former member...
a year ago
30
a year ago
How seriously should we take the claims of David Grusch? He is an airforce veteran and former member of the UAP (unidentified aerial phenomena) task force, which is enough to at least hear him out. He gave an exclusive interview to journalist Ross Coulthart from NewsNation, part...
Blog - Practical...
Why Some Roadways Are Made of Styrofoam [Note that this article is a transcript of the video embedded above.] If you’ve ever driven or...
a year ago
23
a year ago
[Note that this article is a transcript of the video embedded above.] If you’ve ever driven or ridden in an automobile, there’s a near 100% chance you’ve hit a bump in the road as you transition onto or off of a bridge. In fact, some studies estimate that it happens on a quarter...
Asterisk
It’s 2024 and Drought is Optional In the early 20th century, the United States diverted and dammed nearly every major river that runs...
7 months ago
2
7 months ago
In the early 20th century, the United States diverted and dammed nearly every major river that runs through the West, ushering in an era of unparalleled dominion over water. Today, California once again struggles with water scarcity — but solar energy could change all that.
Quantum Frontiers
Astrobiology meets quantum computation? The origin of life appears to share little with quantum computation, apart from the difficulty of...
a year ago
48
a year ago
The origin of life appears to share little with quantum computation, apart from the difficulty of achieving it and its potential for clickbait. Yet similar notions of complexity have recently garnered attention in both fields. Each topic’s researchers expect only … Continue...
Blog - Practical...
Why Is Desalination So Difficult? [Note that this article is a transcript of the video embedded above.] This is the Carlsbad...
a year ago
31
a year ago
[Note that this article is a transcript of the video embedded above.] This is the Carlsbad Desalination Plant outside of San Diego, California. It produces roughly ten percent of the area’s fresh water, around 50 million gallons or 23,000 cubic meters per day. Unlike most...
Probably...
What’s a Chartist? Recently I heard the word “chartist” for the first time in my life (that I recall). And then later...
a month ago
24
a month ago
Recently I heard the word “chartist” for the first time in my life (that I recall). And then later the same day, I heard it again. So that raises two questions: To answer the second question first, it’s someone who supported chartism, which was “a working-class movement for...
Out-of-Pocket Blog
Particle Health And Pulling Patient Data | Out-Of-Pocket One API, one dream
a year ago
The Works in...
What did Henry George think about cities? Solving the terrible urban conditions of the 1800s by abolishing cities
7 months ago
Drew Ex Machina
First Pictures: Earthrise from Apollo 8 – December 24, 1968 The year 1968 was a tumultuous one in the US with many political and cultural changes punctuated by...
12 months ago
41
12 months ago
The year 1968 was a tumultuous one in the US with many political and cultural changes punctuated by the assassination of prominent public figures, violent protests […]
Math Is Still...
A Century Later, New Math Smooths Out General Relativity Mathematicians prove a theorem that illuminates the geometry of universes with tiny amounts of mass....
a year ago
5
a year ago
Mathematicians prove a theorem that illuminates the geometry of universes with tiny amounts of mass. The post A Century Later, New Math Smooths Out General Relativity first appeared on Quanta Magazine
Math Is Still...
The Thought Experiments That Fray the Fabric of Space-Time These three imagined scenarios lead many physicists to doubt that space-time is fundamental. ...
2 months ago
15
2 months ago
These three imagined scenarios lead many physicists to doubt that space-time is fundamental. The post The Thought Experiments That Fray the Fabric of Space-Time first appeared on Quanta Magazine
NeuroLogica Blog
Confidently Wrong How certain are you of anything that you believe? Do you even think about your confidence level, and...
2 months ago
26
2 months ago
How certain are you of anything that you believe? Do you even think about your confidence level, and do you have a process for determining what your confidence level should be or do you just follow your gut feelings? Thinking about confidence is a form of metacognition – thinking...
Quantum Frontiers
To thermalize, or not to thermalize, that is the question. If Hamlet had been a system of noncommuting charges, his famous soliloquy may have gone like this…...
8 months ago
57
8 months ago
If Hamlet had been a system of noncommuting charges, his famous soliloquy may have gone like this… To thermalize, or not to thermalize, that is the question:Whether ’tis more natural for the system to sufferThe large entanglement of thermalizing dynamics,Or … Continue reading →
Math Is Still...
The ‘Accidental Activist’ Who Changed the Face of Mathematics Throughout her 60-year career, Lenore Blum has developed new perspectives on logic and computation...
11 months ago
15
11 months ago
Throughout her 60-year career, Lenore Blum has developed new perspectives on logic and computation while championing women in mathematics and computer science. Now consciousness is on her mind. The post The ‘Accidental Activist’ Who Changed the Face of Mathematics...
Wanderingspace
The First Ever Real-Time Video from Another Planet When you watch this video, if you find yourself thinking of the Apollo moon landings— here is why:...
over a year ago
18
over a year ago
When you watch this video, if you find yourself thinking of the Apollo moon landings— here is why: this is the first real-time video taken from another world since 1972, and this is the first ever taken on another planet. Most “video” you see from other planetary missions are...
Quantum Frontiers
Now published: Building Quantum Computers Building Quantum Computers: A Practical Introduction by Shayan Majidy, Christopher Wilson, and...
2 months ago
39
2 months ago
Building Quantum Computers: A Practical Introduction by Shayan Majidy, Christopher Wilson, and Raymond Laflamme has been published by Cambridge University Press and will be released in the US on September 30. The authors invited me to write a Foreword for … Continue reading →