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Quanta Magazine
Why Is This Shape So Terrible to Pack? Two mathematicians have proved a long-standing conjecture that is a step on the way toward finding...
5 months ago
65
5 months ago
Two mathematicians have proved a long-standing conjecture that is a step on the way toward finding the worst shape for packing the plane. The post Why Is This Shape So Terrible to Pack? first appeared on Quanta Magazine
Quanta Magazine
He Seeks Mystery Magnetic Fields With His Quantum Compass Alex Sushkov is updating an old technology with new quantum tricks in hopes of sensing the magnetic...
7 months ago
60
7 months ago
Alex Sushkov is updating an old technology with new quantum tricks in hopes of sensing the magnetic influence of dark matter. The post He Seeks Mystery Magnetic Fields With His Quantum Compass first appeared on Quanta Magazine
NeuroLogica Blog
How Were the Pyramids Built? The Egyptian pyramids, and especially the Pyramids at Giza, have fascinated people probably since...
7 months ago
45
7 months ago
The Egyptian pyramids, and especially the Pyramids at Giza, have fascinated people probably since their construction between 4700 and 3700 years ago. They are massive structures, and it boggles the mind that an ancient culture, without the benefit of any industrial technology,...
Quanta Magazine
How 3D Changes in the Genome Turned Sharks Into Skates Changes in the 3D structure of their genome gave skates and rays their distinctive winglike fins and...
a year ago
28
a year ago
Changes in the 3D structure of their genome gave skates and rays their distinctive winglike fins and pancake flatness. The post How 3D Changes in the Genome Turned Sharks Into Skates first appeared on Quanta Magazine
Quanta Magazine
Mathematicians Cross the Line to Get to the Point A new paper establishes a long-conjectured bound about the size of the overlap between sets of lines...
a year ago
4
a year ago
A new paper establishes a long-conjectured bound about the size of the overlap between sets of lines and points. The post Mathematicians Cross the Line to Get to the Point first appeared on Quanta Magazine
NeuroLogica Blog
Factory Farming is Better Than Organic Farming Some narratives are simply ubiquitous in our culture (every culture has its universal narratives)....
5 days ago
14
5 days ago
Some narratives are simply ubiquitous in our culture (every culture has its universal narratives). Sometimes these narratives emerge out of shared values, like liberty and freedom. Sometimes they emerge out of foundational beliefs (the US still has a puritanical bent). And...
IEEE Spectrum
Smalltalk Blew Steve Jobs’s Mind Late in 1979, Steve Jobs and other colleagues from Apple visited the Xerox Palo Alto Research Center...
a year ago
6
a year ago
Late in 1979, Steve Jobs and other colleagues from Apple visited the Xerox Palo Alto Research Center (PARC). There they were introduced to the experimental Alto computer and the Smalltalk language and computing environment, developed by Alan Kay’s Learning Research Group....
The Works in...
Lost Science When discoveries are forgotten and then found
11 months ago
NeuroLogica Blog
Making Fuel from Sunshine When it comes to big problems it’s generally a good idea to remember some basic principles. One is...
a year ago
55
a year ago
When it comes to big problems it’s generally a good idea to remember some basic principles. One is that there is no free lunch. This is a cliche because it’s true. Another way to put this is – there are no solutions, only trade offs. Sometimes there is a genuine advance that does...
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...
Inverted Passion
Not everything is physics The first book I ever read was The Brief History of Time by Stephen Hawking. I liked it so much that...
3 months ago
44
3 months ago
The first book I ever read was The Brief History of Time by Stephen Hawking. I liked it so much that I re-read it 8 times. As a young boy, the book had made a lasting impression on me, making me fall in love with ideas such as the arrow of time, black holes, entropy,… Read...
Light from Space
Elephant Trunk & IC 1396 A beautiful nebula in Cepheus. The middle bottom left of the image shows the “Elephant Trunk”,  but...
over a year ago
23
over a year ago
A beautiful nebula in Cepheus. The middle bottom left of the image shows the “Elephant Trunk”,  but the whole nebula IC 1396 shows much impressive detail. A whole layer of dark nebulas overlaps everything, looking like a giant explosion frozen in time. Total exposure time: 18h...
Eukaryote Writes...
Eukaryote writes for Asterisk Magazine See my piece on the history of microbiology and the vast, invisible worlds that come into focus...
2 months ago
35
2 months ago
See my piece on the history of microbiology and the vast, invisible worlds that come into focus every time we figure out how to look closer: Through the Looking Glass, and What Zheludev et al. (2024) Found There at Asterisk Magazine I’ve written for Asterisk before: What I won’t...
Apoorva Srinivasan
an experiment in navigating the knowledge frontier beyond search Lately, I've been experimenting with interfaces for large language models (LLMs) in my free time....
a year ago
2
a year ago
Lately, I've been experimenting with interfaces for large language models (LLMs) in my free time. The fruit of this labor is something I'm calling "curie," an exploratory and sense-making tool designed to navigate complex topics. 0:00 ...
Quanta Magazine
Is It Real or Imagined? How Your Brain Tells the Difference. New experiments show that the brain distinguishes between perceived and imagined mental images by...
a year ago
249
a year ago
New experiments show that the brain distinguishes between perceived and imagined mental images by checking whether they cross a “reality threshold.” The post Is It Real or Imagined? How Your Brain Tells the Difference. first appeared on Quanta Magazine
nanoscale views
Molecular electronics in 2023 This past week I was fortunate to attend this meeting, the most recent in an every-few-years series...
a year ago
26
a year ago
This past week I was fortunate to attend this meeting, the most recent in an every-few-years series that brings together a group of researchers interested in electronic transport in molecular systems.  This brings together physicists and chemists, and this was the first one I've...
Out-of-Pocket Blog
Ciitizen And The Patient Data Marketplace | Out-Of-Pocket The path to our personal health record
a year ago
The Works in...
Apply to come to Invisible College Our new residential seminar for 18 to 22-year-olds, during August 2024
8 months ago
Out-of-Pocket Blog
Musings on CVS, two-way negotiation, and dynamic pricing | Out-Of-Pocket + we're hosting another dinner! and courses ending!
8 months ago
Quantum Frontiers
My experimental adventures in quantum thermodynamics Imagine a billiard ball bouncing around on a pool table. High-school level physics enables us to...
9 months ago
70
9 months ago
Imagine a billiard ball bouncing around on a pool table. High-school level physics enables us to predict its motion until the end of time using simple equations for energy and momentum conservation, as long as you know the initial conditions … Continue reading →
symmetry magazine
New map of space precisely measures nearly 400,000 nearby galaxies The Siena Galaxy Atlas will be a tool for research into how galaxies form and evolve, gravitational...
a year ago
7
a year ago
The Siena Galaxy Atlas will be a tool for research into how galaxies form and evolve, gravitational waves, dark matter and the structure of our universe.
Out-of-Pocket Blog
Silly little rules in healthcare | Out-Of-Pocket The industry is chock full of ‘em, here's 3
6 months ago
NeuroLogica Blog
Diamond Batteries Again Why does news reporting of science and technology have to be so terrible at baseline? I know the...
a week ago
8
a week ago
Why does news reporting of science and technology have to be so terrible at baseline? I know the answers to this question – lack of expertise, lack of a business model to support dedicated science news infrastructure, the desire for click-bait and sensationalism – but it is still...
Damn Interesting
To Hell With Facebook The earliest known version of the idiom “the straw that broke the camel’s back” was written by the...
over a year ago
5
over a year ago
The earliest known version of the idiom “the straw that broke the camel’s back” was written by the English philosopher Thomas Hobbes of Malmesbury in 1677, though it was concerned with horses and feathers: “The last Dictate of the Judgement, concerning the Good or Bad, that may...
Out-of-Pocket Blog
How do hospitals spend money? | Out-Of-Pocket it's time to look at a financial statement
6 months ago
The Roots of...
What if they gave an Industrial Revolution and nobody came? Imagine you could go back in time to the ancient world to jump-start the Industrial Revolution. You...
a year ago
76
a year ago
Imagine you could go back in time to the ancient world to jump-start the Industrial Revolution. You carry with you plans for a steam engine, and you present them to the emperor, explaining how the machine could be used to drain water out of mines, pump bellows for blast furnaces,...
NeuroLogica Blog
Is the AI Singularity Coming? Like it or not, we are living in the age of artificial intelligence (AI). Recent advances in large...
9 months ago
58
9 months ago
Like it or not, we are living in the age of artificial intelligence (AI). Recent advances in large language models, like ChatGPT, have helped put advanced AI in the hands of the average person, who now has a much better sense of how powerful these AI applications can be (and...
Wanderingspace
Neptune from the James Webb Space Telescope Webb’s latest image is the clearest look at Neptune's rings in 30+ years, and our first time seeing...
over a year ago
20
over a year ago
Webb’s latest image is the clearest look at Neptune's rings in 30+ years, and our first time seeing them in infrared light. Take in Webb's ghostly, ethereal views of the planet and its dust bands, rings and moons: https://go.nasa.gov/3RXxoGq #IAC2022
NeuroLogica Blog
Everything Will Evaporate What will be the ultimate fate of our universe? There are a number of theories and possibilities,...
a year ago
55
a year ago
What will be the ultimate fate of our universe? There are a number of theories and possibilities, but at present the most likely scenario seems to be that the universe will continue to expand, most mass will eventually find its way into a black hole, and those black holes will...
Quanta Magazine
What Does Milk Do for Babies? Human nutrition begins with milk, but the wondrous biofluid does much more than feed babies. In this...
8 months ago
37
8 months ago
Human nutrition begins with milk, but the wondrous biofluid does much more than feed babies. In this episode, co-host Steven Strogatz speaks with molecular nutritionist Elizabeth Johnson about her research into the impact of human milk on a healthy microbiome. The...
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...
Probably...
Young Americans are Marrying Later or Never I’ve written before about changes in marriage patterns in the U.S., and it’s one of the examples in...
a week ago
19
a week ago
I’ve written before about changes in marriage patterns in the U.S., and it’s one of the examples in Chapter 13 of the new third edition of Think Stats. My analysis uses data from the National Survey of Family Growth (NSFG). Today they released the most recent data, from surveys...
NeuroLogica Blog
Are Animals Conscious? This is a great scientific question because it challenges how we ask and answer scientific...
6 months ago
50
6 months ago
This is a great scientific question because it challenges how we ask and answer scientific questions. Are animals conscious? This is a question discussed in a recent BBC article that peaked my interest. They eventually get to a question that they should have opened with – how do...
symmetry magazine
How to put together an international physics experiment To build the DUNE neutrino experiment and its associated accelerator upgrade, experts invent...
a year ago
28
a year ago
To build the DUNE neutrino experiment and its associated accelerator upgrade, experts invent customized ways to transport fragile, expensive and highly specialized components. On a late-September day, in the high-bay building of Daresbury Laboratory in the...
NeuroLogica Blog
Fruit Fly Connectome Completed Scientists have just published in Nature that they have completed the entire connectome of a fruit...
2 months ago
30
2 months ago
Scientists have just published in Nature that they have completed the entire connectome of a fruit fly: Network statistics of the whole-brain connectome of Drosophila. The map includes 140,000 neurons and more than 50 million connections. This is an incredible achievement that...
Quanta Magazine
Perplexing the Web, One Probability Puzzle at a Time The mathematician Daniel Litt has driven social media users to distraction with a series of...
3 months ago
40
3 months ago
The mathematician Daniel Litt has driven social media users to distraction with a series of simple-seeming but counterintuitive probability puzzles. The post Perplexing the Web, One Probability Puzzle at a Time first appeared on Quanta Magazine
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...
Quanta Magazine
Can Psychedelics Improve Mental Health? Research suggests that psychedelic drugs can reopen critical periods of brain development to create...
6 months ago
45
6 months ago
Research suggests that psychedelic drugs can reopen critical periods of brain development to create opportunities for re-learning and psychological healing. In this episode, co-host Janna Levin speaks with Gül Dölen, a neuroscientist studying the therapeutic potential of...
IEEE Spectrum
Skylab: The Space Station That Fell on Australia end cap from one of Skylab’s oxygen tanks in the dirt. Cattle were drinking collected rainwater from...
a year ago
4
a year ago
end cap from one of Skylab’s oxygen tanks in the dirt. Cattle were drinking collected rainwater from the remains of a US $2.2 billion NASA investment. Skylab’s Failure and Recovery Skylab’s fate was sealed moments after lift-off when the sun shield and main solar panel were...
Quanta Magazine
Researchers Approach New Speed Limit for Seminal Problem Integer linear programming can help find the answer to a variety of real-world problems. Now...
10 months ago
15
10 months ago
Integer linear programming can help find the answer to a variety of real-world problems. Now researchers have found a much faster way to do it. The post Researchers Approach New Speed Limit for Seminal Problem first appeared on Quanta Magazine
Wanderingspace
Goodbye Ingenuity Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it...
10 months ago
45
10 months ago
Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it inoperable..
Asterisk
Aperitif
a year ago
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...
The Works in...
The asbestos times How asbestos saved cities, before we realized its risks
11 months ago
Quanta Magazine
How to Build an Origami Computer Two mathematicians have shown that origami can, in principle, be used to perform any possible...
10 months ago
19
10 months ago
Two mathematicians have shown that origami can, in principle, be used to perform any possible computation. The post How to Build an Origami Computer first appeared on Quanta Magazine
Quanta Magazine
In the Quantum World, Even Points of View Are Uncertain The reference frames from which observers view quantum events can themselves have multiple possible...
4 weeks ago
18
4 weeks ago
The reference frames from which observers view quantum events can themselves have multiple possible locations at once — an insight with potentially major ramifications. The post In the Quantum World, Even Points of View Are Uncertain 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...
NeuroLogica Blog
Antarctic Sea Ice Hits Record Low For decades scientists were confused by Antarctic sea ice. Climate models predict that it should be...
7 months ago
77
7 months ago
For decades scientists were confused by Antarctic sea ice. Climate models predict that it should be decreasing, and yet it has been steadily and slowly increasing. It also made for a great talking point for climate change deniers – superficially it seems like counter evidence to...
Quanta Magazine
How (Nearly) Nothing Might Solve Cosmology’s Biggest Questions By measuring the universe’s emptiest spaces, scientists can study how matter clumps together and how...
a year ago
4
a year ago
By measuring the universe’s emptiest spaces, scientists can study how matter clumps together and how fast it flies apart. The post How (Nearly) Nothing Might Solve Cosmology’s Biggest Questions first appeared on Quanta Magazine
Quanta Magazine
In the ‘Wild West’ of Geometry, Mathematicians Redefine the Sphere High-dimensional spheres can have a much wider variety of structures than mathematicians thought...
a year ago
6
a year ago
High-dimensional spheres can have a much wider variety of structures than mathematicians thought possible. The post In the ‘Wild West’ of Geometry, Mathematicians Redefine the Sphere first appeared on Quanta Magazine
The Works in...
To change a norm How the war on drunk driving was won
6 months ago
nanoscale views
APS March Meeting 2024, Day 2 A decent part of today was spent in conversation with friends and colleagues, but here are some high...
9 months ago
28
9 months ago
A decent part of today was spent in conversation with friends and colleagues, but here are some high points of scientific talks: The DMP prize session was excellent.  The first talk was by Harold Hwang, this year's awardee of the McGroddy Prize.  He gave a very compelling...
Quanta Magazine
The Scientist Who Decodes the Songs of Undersea Volcanoes In the rumbles and groans of underwater volcanoes, Jackie Caplan-Auerbach finds her favorite...
a year ago
26
a year ago
In the rumbles and groans of underwater volcanoes, Jackie Caplan-Auerbach finds her favorite harmonies — and clues to the Earth’s interior. The post The Scientist Who Decodes the Songs of Undersea Volcanoes first appeared on Quanta Magazine
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
5
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.
Quanta Magazine
Is Perpetual Motion Possible at the Quantum Level? A new phase of matter called a “time crystal” plays with our expectations of thermodynamics. The...
a year ago
27
a year ago
A new phase of matter called a “time crystal” plays with our expectations of thermodynamics. The physicist Vedika Khemani talks with Steven Strogatz about its surprising quantum behavior. The post Is Perpetual Motion Possible at the Quantum Level? first appeared on...
Beautiful Public...
The Naughty Words the FAA Removed From the Sky New FOIA records from the FAA shed light on the frantic effort in 2015 to rename navigation...
6 months ago
69
6 months ago
New FOIA records from the FAA shed light on the frantic effort in 2015 to rename navigation waypoints related to Donald Trump and reveal the list of naughty waypoint names that were changed over the years.
The Works in...
Notes on Progress: Agglomeration benefits are here to stay Building more homes in the most productive cities could massively boost productivity
over a year ago
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 […]
Out-of-Pocket Blog
Healthcare in India | Out-Of-Pocket From the eyes of someone on the ground
a year ago
Probably...
Combining Risks Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
7 months ago
60
7 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. combine_risk Combining Risks¶ Here’s a question from the Reddit statistics forum. Bit of a weird one but I’m hoping you’re the...
Cremieux Recueil
Food Deserts Are Not Real They're more like bad habit neighborhoods
3 months ago
Asterisk
The Ruin of Mumbai Mumbai’s land use regulations are designed to keep population density low. Instead, they force...
9 months ago
2
9 months ago
Mumbai’s land use regulations are designed to keep population density low. Instead, they force Mumbaikars into slums, while all of India pays the price.
Quanta Magazine
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...
NeuroLogica Blog
Why Do Species Evolve to Get Bigger or Smaller Have you heard of Cope’s Rule or Foster’s Rule? American paleontologist Edward Drinker Cope first...
11 months ago
28
11 months ago
Have you heard of Cope’s Rule or Foster’s Rule? American paleontologist Edward Drinker Cope first noticed a trend in the fossil record that certain animal lineages tend to get bigger over evolutionary time. Most famously this was noticed in the horse lineage, beginning with small...
nanoscale views
APS March Meeting 2023, Day 4 + wrapup My last day at the March Meeting was a bit scattershot, but here are a few highlights: In a...
a year ago
21
a year ago
My last day at the March Meeting was a bit scattershot, but here are a few highlights: In a session about spin transport, the opening invited talk by Jiaming He was a clear discussion of recent experimental results on spin Seebeck effects in the magnetic insulator LuFeO3. The...
Out-of-Pocket Blog
OOP Slack final reminder | Out-Of-Pocket it's the final countdownnnnn
9 months ago
Out-of-Pocket Blog
Start your healthcare company outside of the US | Out-Of-Pocket Gotta start somewhere...else?
10 months ago
Out-of-Pocket Blog
How To (Properly) Text Patients | Out-Of-Pocket Do’s and don’ts + tactical tips from an actual doctor
8 months ago
NeuroLogica Blog
Hunter-Gatherers and Childcare What is “natural” for humans? It’s often hard to say, and in my opinion this is a highly overused...
a year ago
9
a year ago
What is “natural” for humans? It’s often hard to say, and in my opinion this is a highly overused concept. Primarily this is because humans are adaptable – we adapt to our environment, our situation, and our culture. So it is “natural” for us not to have a natural state. But this...
Quanta Magazine
The Brain Region That Controls Movement Also Guides Feelings The cerebellum is responsible for far more than coordinating movement. New techniques reveal that it...
11 months ago
13
11 months ago
The cerebellum is responsible for far more than coordinating movement. New techniques reveal that it is, in fact, a hub of sensory and emotional processing in the brain. The post The Brain Region That Controls Movement Also Guides Feelings first appeared on Quanta...
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
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...
nanoscale views
Meetings this week This week is the 2023 DOE experimental condensed matter physics PI meeting - in the past I’ve...
a year ago
22
a year ago
This week is the 2023 DOE experimental condensed matter physics PI meeting - in the past I’ve written up highlights of these here (2021), here (2019), here (2017), here (2015), and here (2013).  This year, I am going to have to present remotely, however, because I am giving a...
Probably...
Multiple Regression with StatsModels This is the third is a series of excerpts from Elements of Data Science which available from...
2 weeks ago
8
2 weeks ago
This is the third is a series of excerpts from Elements of Data Science which available from Lulu.com and online booksellers. It’s from Chapter 10, which is about multiple regression. You can read the complete chapter here, or run the Jupyter notebook on Colab. In the previous...
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.
Quanta Magazine
Meet the Eukaryote, the First Cell to Get Organized All modern multicellular life — all life that any of us regularly see — is made of cells with a...
a month ago
25
a month ago
All modern multicellular life — all life that any of us regularly see — is made of cells with a knack for compartmentalization. Recent discoveries are revealing how the first eukaryote got its start. The post Meet the Eukaryote, the First Cell to Get Organized first...
IEEE Spectrum
False Starts: The Story of Vehicle-to-Grid Power In 2001, a team of engineers at a then-obscure R&D company called AC Propulsion quietly began a...
a year ago
5
a year ago
In 2001, a team of engineers at a then-obscure R&D company called AC Propulsion quietly began a groundbreaking experiment. They wanted to see whether an electric vehicle could feed electricity back to the grid. The experiment seemed to prove the feasibility of the technology. The...
Wanderingspace
Eclipse 2024 from Space https://twitter.com/ThePlanetaryGuy
8 months ago
Blog - Practical...
Why Are Cooling Towers Shaped Like That? [Note that this article is a transcript of the video embedded above.] This is not smoke. And this...
a month ago
29
a month ago
[Note that this article is a transcript of the video embedded above.] This is not smoke. And this isn’t a smoke stack (at least not the kind we normally think of). It serves a totally different purpose at a power plant than smoke stacks whose job is moving combustion products...
NeuroLogica Blog
Have We Achieved General AI As I predicted the controversy over whether or not we have achieved general AI will likely exist for...
a week ago
18
a week ago
As I predicted the controversy over whether or not we have achieved general AI will likely exist for a long time before there is a consensus that we have. The latest round of this controversy comes from Vahid Kazemi from OpenAI. He posted on X: “In my opinion we have already...
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 –...
Chris Grossack's...
Internal Group Actions as Enriched Functors Earlier today this month on the Category Theory Zulip, Bernd Losert asked an extremely natural...
10 months ago
24
10 months ago
Earlier today this month on the Category Theory Zulip, Bernd Losert asked an extremely natural question about how we might study topological group actions via the functorial approach beloved by category theorists. The usual story is to treat a group $G$ as a one-object...
NeuroLogica Blog
The Conversation Gets it Wrong on GMOs Even high quality media outlets will get it wrong from time to time. I notice this tends to happen...
a year ago
8
a year ago
Even high quality media outlets will get it wrong from time to time. I notice this tends to happen when there is a mature and sophisticated propaganda campaign that has had enough time and reach to essentially gaslight a major portion of the public, and further where a particular...
Light from Space
The Helping Hand of LDN 1355 LDN 1355 is a dark nebula in Cassiopeia, vaguely in the shape of an outstreched human hand—the dark...
over a year ago
22
over a year ago
LDN 1355 is a dark nebula in Cassiopeia, vaguely in the shape of an outstreched human hand—the dark dust obscuring the reflection nebula behind it. Total exposure time: 58h 50' (211,800s) Image resolution: 5,216 × 3,909px (1.924″/px) Shot from my driveway
Quanta Magazine
The Biggest Smallest Triangle Just Got Smaller A new proof breaks a decades-long drought of progress on the problem of estimating the size of...
a year ago
5
a year ago
A new proof breaks a decades-long drought of progress on the problem of estimating the size of triangles created by cramming points into a square. The post The Biggest Smallest Triangle Just Got Smaller first appeared on Quanta Magazine
Andrew Fraknoi –...
Injecting Caution Into Media Reports of Northern Lights as far South as California Friday, May 10, there was a lot of discussion on the news, on social media, and on different web...
7 months ago
29
7 months ago
Friday, May 10, there was a lot of discussion on the news, on social media, and on different web sites about storms on the Sun that are unleashing great outbursts of radiation and particles, some of them toward Earth. The fact that we are seeing such “space weather” now certainly...
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
66
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...
Quanta Magazine
How Quantum Physicists Explained Earth’s Oscillating Weather Patterns By treating Earth as a topological insulator — a state of quantum matter — physicists found a...
a year ago
8
a year ago
By treating Earth as a topological insulator — a state of quantum matter — physicists found a powerful explanation for the movements of the planet’s air and seas. The post How Quantum Physicists Explained Earth’s Oscillating Weather Patterns first appeared on Quanta...
Out-of-Pocket Blog
Things I’m watching in healthcare 2023 | Out-Of-Pocket it's been a weird year
9 months ago
Quanta Magazine
Computer Scientists Inch Closer to Major Algorithmic Goal A new paper finds a faster method for determining when two mathematical groups are the same. ...
a year ago
18
a year ago
A new paper finds a faster method for determining when two mathematical groups are the same. The post Computer Scientists Inch Closer to Major Algorithmic Goal first appeared on Quanta Magazine
Out-of-Pocket Blog
Retail and community pharmacies are changing | Out-Of-Pocket COVID tailwinds are changing the role of the pharmacy and pharmacist
a year ago
Inverted Passion
You can’t jail an AI Here’s why I worry about AI. We know that people can get away with anything to pursue their goals...
7 months ago
89
7 months ago
Here’s why I worry about AI. We know that people can get away with anything to pursue their goals (of profit, power, etc.) as long as they know they can get away with it, without negative consequences. We have had Hitlers, and insider traders. But the world keeps them in check...
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...
Quanta Magazine
Data Compression Drives the Internet. Here’s How It Works. One student’s desire to get out of a final exam led to the ubiquitous algorithm that shrinks data...
a year ago
29
a year ago
One student’s desire to get out of a final exam led to the ubiquitous algorithm that shrinks data without sacrificing information. The post Data Compression Drives the Internet. Here’s How It Works. first appeared on Quanta Magazine
symmetry magazine
Do hidden influences give neutrinos their tiny mass? The quest to understand the small mass of neutrinos is also a quest to discover new particles. ...
a year ago
26
a year ago
The quest to understand the small mass of neutrinos is also a quest to discover new particles. Neutrinos are the byproducts of astronomical events that give us life.  They shoot out from the nuclear fusion reaction within the sun and radiate from supernovas....
Out-of-Pocket Blog
Special Edition - WoW | Out-Of-Pocket World Of Warcraft vs. COVID-19
a year ago
NeuroLogica Blog
Cultural Blindness One of the core tenets of scientific skepticism is what I call neuropsychological humility – the...
a year ago
10
a year ago
One of the core tenets of scientific skepticism is what I call neuropsychological humility – the recognition that while the human brain is a powerful information processing machine, it also has many frailties. One of those frailties is perception – we do not perceive the world in...
Quanta Magazine
Radio Maps May Reveal the Universe’s Biggest Magnetic Fields A controversial technique has produced detailed maps of the magnetic fields in colossal galaxy...
10 months ago
18
10 months ago
A controversial technique has produced detailed maps of the magnetic fields in colossal galaxy clusters. If confirmed, the approach could be used to reveal where cosmic magnetic fields come from. The post Radio Maps May Reveal the Universe’s Biggest Magnetic Fields...
NeuroLogica Blog
Regret After Transitioning In my last post I noted that even mentioning general vague support for the LGBTQ community was...
a year ago
22
a year ago
In my last post I noted that even mentioning general vague support for the LGBTQ community was enough to trigger very specific feedback, often making erroneous scientific claims. Each claim requires a deep dive and article-length discussion. Even though the discussion that...
NeuroLogica Blog
Reconductoring our Electrical Grid Over the weekend when I was in Dallas for the eclipse, I ran into a local businessman who works in...
8 months ago
49
8 months ago
Over the weekend when I was in Dallas for the eclipse, I ran into a local businessman who works in the energy sector, mainly involved in new solar projects. This is not surprising as Texas is second only to California in solar installation. I asked him if he is experiencing a...
nanoscale views
What are "quantum oscillations"? For the first time in a couple of decades, I was visiting the Aspen Center for Physics, which is...
a year ago
20
a year ago
For the first time in a couple of decades, I was visiting the Aspen Center for Physics, which is always a fun, intellectually stimulating experience.  (Side note: I sure hope that the rapidly escalating costs of everything in the Aspen area don't make this venue untenable in the...
NeuroLogica Blog
AI Designed Drugs On a recent SGU live streaming discussion someone in the chat asked – aren’t frivolous AI...
8 months ago
34
8 months ago
On a recent SGU live streaming discussion someone in the chat asked – aren’t frivolous AI applications just toys without any useful output? The question was meant to downplay recent advances in generative AI. I pointed out that the question is a bit circular – aren’t frivolous...
Marine Madness
Book Club: ‘Sea People: The Puzzle of Polynesia’ by Christina Thompson Who first settled the islands of the remote Pacific? Where did they come from? How did they get...
over a year ago
23
over a year ago
Who first settled the islands of the remote Pacific? Where did they come from? How did they get there, and how do we know? The answers to these and more questions are all explored in this mesmerizing novel by Pacific historian Christina Thompson.  For over a millennium,...
Sean Carroll
Thanksgiving This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the...
over a year ago
22
over a year ago
This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory, the error bar, gauge symmetry, Landauer’s Principle, the...
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...
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,...
Quanta Magazine
The Astonishing Behavior of Recursive Sequences Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling...
a year ago
9
a year ago
Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling patterns have revealed ties to graph theory and prime numbers, awing mathematicians. The post The Astonishing Behavior of Recursive Sequences first appeared on Quanta...
NeuroLogica Blog
The Hardware Demands of AI I am of the generation that essentially lived through the introduction and evolution of the personal...
a year ago
49
a year ago
I am of the generation that essentially lived through the introduction and evolution of the personal computer. I have decades of experience as an active user and enthusiast, so I have been able to notice some patterns. One pattern is the relationship between the power of...
NeuroLogica Blog
Journalists Fail on UAP Story Nothing about the recent resurgence in interest in UFOs (now called UAPs for unidentified anomalous...
a year ago
8
a year ago
Nothing about the recent resurgence in interest in UFOs (now called UAPs for unidentified anomalous phenomena) is really new. It’s basically the same stories with the same level of completely unconvincing evidence. But what is somewhat new is the level of credulity and outright...
NeuroLogica Blog
Fake Fossils In 1931 a fossil lizard was recovered from the Italian Alps, believed to be a 280 million year old...
10 months ago
25
10 months ago
In 1931 a fossil lizard was recovered from the Italian Alps, believed to be a 280 million year old specimen. The fossil was also rare in that it appeared to have some preserved soft tissue. It was given the species designation Tridentinosaurus antiquus and was thought to be part...
Cremieux Recueil
Just Pay Them Off The International Longshoremen's Association is protecting people whose jobs are no longer...
2 months ago
4
2 months ago
The International Longshoremen's Association is protecting people whose jobs are no longer necessary. Stop fighting and just pay them so they go away.
NeuroLogica Blog
The Future of (Unpaid) Work If we think of the top inventions that had a positive impact on human society and our quality of...
a year ago
27
a year ago
If we think of the top inventions that had a positive impact on human society and our quality of life most lists would contain things like the printing press, the wheel, or the computer. One invention that should be on everyone’s list but is easy to overlook is – the washing...
Damn Interesting
Pushing the Envelope As is often the case with people in dangerous professions, the Apollo astronauts found that life...
over a year ago
7
over a year ago
As is often the case with people in dangerous professions, the Apollo astronauts found that life insurance policies were prohibitively expensive. Rather than pay the exorbitant insurance fees, the astronauts devised a system to ensure their wives and children would be financially...
Interaction Magic -...
Units: the forgotten half of the statistic From the millihelen to the microcentury, via jerk, pirate-ninjas and the Mongolian vowel separator.
over a year ago
Out-of-Pocket Blog
More weird rules in healthcare | Out-Of-Pocket 3 liters of blood, sequential billing, COBRA, and more
6 months ago
NeuroLogica Blog
Germany and Nuclear Power Germany has been thrown around a lot as an example of both what to do and what not to do in terms of...
a year ago
34
a year ago
Germany has been thrown around a lot as an example of both what to do and what not to do in terms of addressing global warming by embracing green energy technology. It’s possible to look back now and review the numbers, to see what the effect was of its decision to embrace...
Quanta Magazine
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...
Beautiful Public...
The Style Guide for America’s Highways: The Manual on Uniform Traffic Control Devices Driving across America, you will encounter a wide variety of cultures, landscapes, people and...
a year ago
29
a year ago
Driving across America, you will encounter a wide variety of cultures, landscapes, people and animals. But the one consistent thing that will stay the same from Maine to California are the signs you pass on the highway. That is because America’s roads and highways have a big, fat...
Explorations of an...
2022 Part 5: October, November, December (Malaysia, Singapore, Thailand) October I was only home from Peru for a week when it was time to leave on the next adventure. While...
a year ago
14
a year ago
October I was only home from Peru for a week when it was time to leave on the next adventure. While Laura jetted off to Scotland to attend a friend's wedding, I flew to Kota Kinabalu, Malaysia, located on the island of Borneo to lead a tour for Worldwide Quest. I really enjoyed...
Asterisk
Why Worry?
a year ago
Probably...
Extremes, outliers, and GOATS The video from my PyData Global 2023 talk, Extremes, outliers, and GOATS, is available now: The...
10 months ago
19
10 months ago
The video from my PyData Global 2023 talk, Extremes, outliers, and GOATS, is available now: The slides are here. There are two Jupyter notebooks that contain the analysis I presented: Here’s the abstract: The fastest runners are much faster than we expect from a Gaussian...
The Works in...
The entrepreneurial state How state competition – through war – can drive institutional progress
11 months ago
Quanta Magazine
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
The Works in...
Links in Progress: Expanding the Mediterranean's busiest port Plus: New tunnels, monorails, canals, small modular reactors, and horseless carriages
a month ago
Confessions of a...
Cottesloe Fish Habitat Protection Area Today I am teaching my first tutorial in the second year unit ‘Marine Systems‘, which will introduce...
over a year ago
57
over a year ago
Today I am teaching my first tutorial in the second year unit ‘Marine Systems‘, which will introduce students to their major project, which is centred around a field trip to the Cottelsoe Fish Habitat Protection Area (CFHPA).  I’m pretty excited to introduce a few of my new ideas...
NeuroLogica Blog
Unifying Cognitive Biases Are you familiar with the “lumper vs splitter” debate? This refers to any situation in which there...
a year ago
59
a year ago
Are you familiar with the “lumper vs splitter” debate? This refers to any situation in which there is some controversy over exactly how to categorize complex phenomena, specifically whether or not to favor the fewest categories based on similarities, or the greatest number of...
Wanderingspace
Ganymede Sets Behind Jupiter as Seen by Hubble An image taken by the Hubble Space Telescope reminds us of how powerful this aging scope really is....
over a year ago
19
over a year ago
An image taken by the Hubble Space Telescope reminds us of how powerful this aging scope really is. Magnitudes sharper than the images originally sent by Pioneer as it passed by in the 1970s.
NeuroLogica Blog
Hybrid Biopolymer Transistors – Implications for Brain Machine Interface There are several technologies which seem likely to be transformative in the coming decades. Genetic...
a year ago
9
a year ago
There are several technologies which seem likely to be transformative in the coming decades. Genetic bioengineering gives us the ability to control the basic machinery of life, including ourselves. Artificial intelligence is a suite of active, learning, information tools....
Quanta Magazine
A Triplet Tree Forms One of the Most Beautiful Structures in Math The Markov numbers reveal the secrets of irrational numbers and the patterns of the Fibonacci...
a year ago
8
a year ago
The Markov numbers reveal the secrets of irrational numbers and the patterns of the Fibonacci sequence. But there’s one question about them that has resisted proof for over a century. The post A Triplet Tree Forms One of the Most Beautiful Structures in Math first...
Blog - Practical...
How Different Spillway Gates Work [Note that this article is a transcript of the video embedded above.] In the heart of Minneapolis,...
a year ago
24
a year ago
[Note that this article is a transcript of the video embedded above.] In the heart of Minneapolis, Minnesota on the Mississippi River is the picturesque Upper Saint Anthony Falls Lock and Dam, which originally made it possible to travel upstream on the river past the falls...
Damn Interesting
A Trail Gone Cold Iceland is known to the rest of the world as the land of Vikings and volcanos, an island caught...
9 months ago
55
9 months ago
Iceland is known to the rest of the world as the land of Vikings and volcanos, an island caught between continents at the extremities of the map. Remote and comparatively inhospitable, it was settled only as long ago as the 9th century, and has seen little additional in-migration...
IEEE Spectrum
Meet Mr. Internet: Vint Cerf It was June 1973. For the past three months, Vint Cerf and Bob Kahn had been working together on a...
a year ago
4
a year ago
It was June 1973. For the past three months, Vint Cerf and Bob Kahn had been working together on a problem Kahn had been pondering for some time: how to connect ground-based military computers seamlessly to communications satellites and mobile radios. The two had been...
Drew Ex Machina
Drew Ex Machina 10th Anniversary: Top Ten Posts I find it difficult to believe but, it was ten years ago today that I posted the first article on my...
9 months ago
64
9 months ago
I find it difficult to believe but, it was ten years ago today that I posted the first article on my then-new website, Drew Ex Machina. […]
Many Worlds
Webb Telescope Finds No Signs of a Thick Atmosphere Around a Second TRAPPIST-1 Planet Among the most eagerly awaited results from the early observations of the James Webb Space Telescope...
a year ago
8
a year ago
Among the most eagerly awaited results from the early observations of the James Webb Space Telescope (JWST) is whether or not the seven rocky planets of the TRAPPIST-1 system have atmospheres. The TRAPPIST-1 planets are close to us (40 light-years away), are all solid rather than...
Quanta Magazine
How Our Longest Nerve Orchestrates the Mind-Body Connection Like a highway system, the vagus nerve branches profusely from your brain through your organs to...
3 months ago
37
3 months ago
Like a highway system, the vagus nerve branches profusely from your brain through your organs to marshal bodily functions, including aspects of mind such as mood, pleasure and fear. The post How Our Longest Nerve Orchestrates the Mind-Body Connection first appeared on...
Explorations of an...
A Month In Northern Peru, Part 3: Lush Forests of Casupe (February 4, 2024) February 4, 2024 We said our goodbyes to the owner of Eco Camping Racarrumi and hit the road at 6 AM...
9 months ago
29
9 months ago
February 4, 2024 We said our goodbyes to the owner of Eco Camping Racarrumi and hit the road at 6 AM sharp. We continued inland, away from the coast and towards the foothills, which is where we hoped to spend the morning birding. The landscape continued to change during our ~45...
Out-of-Pocket Blog
How to analyze public healthcare datasets (even if you're non-technical) | Out-Of-Pocket Plus: using ChatGPT to analyze datasets?
a year ago
Interaction Magic -...
Engineering beneath the ice sheet Living in Greenland, deploying electronic beacons deep beneath the ice.
3 weeks ago
Blog - Practical...
Where Does Grounded Electricity Actually Go? [Note that this article is a transcript of the video embedded above.] Imagine this scenario: You...
a year ago
19
a year ago
[Note that this article is a transcript of the video embedded above.] Imagine this scenario: You have a diesel-powered generator on a stand that is electrically isolated from the ground. Run a wire from the energized slot of an outlet to an electrode driven into the ground. Don’t...
NeuroLogica Blog
A Climate Rebuttal The climate change discussion would benefit most from good-faith evidence and science-based...
a year ago
24
a year ago
The climate change discussion would benefit most from good-faith evidence and science-based discussion. Unfortunately, humans tend to prefer emotion, ideology, motivated reasoning, and confirmation bias. As an example, I was sent an excerpt from a climate change podcast as a...
Quanta Magazine
Pierre de Fermat’s Link to a High School Student’s Prime Math Proof How Fermat’s less famous ‘little theorem’ got mathematicians young and old to play with prime-like...
a year ago
18
a year ago
How Fermat’s less famous ‘little theorem’ got mathematicians young and old to play with prime-like Carmichael numbers. The post Pierre de Fermat’s Link to a High School Student’s Prime Math Proof first appeared on Quanta Magazine
Asterisk
The Puzzle of Non-Proliferation Today, only nine countries have nuclear weapons. That outcome was hardly inevitable, and the story...
a year ago
2
a year ago
Today, only nine countries have nuclear weapons. That outcome was hardly inevitable, and the story of how we arrived there holds important lessons for AI.
Quanta Magazine
The Experimental Cosmologist Hunting for the First Sunrise To catch even a whiff of the universe’s earliest epochs — an age of darkness, and one of new light —...
a year ago
8
a year ago
To catch even a whiff of the universe’s earliest epochs — an age of darkness, and one of new light — Cynthia Chiang builds her own equipment. Then she deploys it at the ends of the Earth. The post The Experimental Cosmologist Hunting for the First Sunrise first...
Uncharted...
100 Billion Humans The world can carry them!
a month ago
Quantum Frontiers
Can Thermodynamics Resolve the Measurement Problem? At the recent Quantum Thermodynamics conference in Vienna (coming next year to the University of...
a year ago
35
a year ago
At the recent Quantum Thermodynamics conference in Vienna (coming next year to the University of Maryland!), during an expert panel Q&A session, one member of the audience asked “can quantum thermodynamics address foundational problems in quantum theory?” That stuck with …...
Wanderingspace
Venus from Earth (with Stacking) Image taken by @TheVastReaches. According to the photographer, “It takes just a few minutes to...
over a year ago
19
over a year ago
Image taken by @TheVastReaches. According to the photographer, “It takes just a few minutes to collect all the frames. This started as 6 video files, 45,000 frames total. Then they are stacked and combined.”
NeuroLogica Blog
Finding Small Primordial Black Holes Astrophysicists come up with a lot of whacky ideas, some of which actually turn out to be possibly...
2 weeks ago
17
2 weeks ago
Astrophysicists come up with a lot of whacky ideas, some of which actually turn out to be possibly true (like the Big Bang, black holes, accelerating cosmic expansion, dark matter). Of course, all of these conclusions are provisional, but some are now backed by compelling...
NeuroLogica Blog
Odysseus Lands on the Moon December 11, 1972, Apollo 17 soft landed on the lunar surface, carrying astronauts Gene Cernan and...
10 months ago
24
10 months ago
December 11, 1972, Apollo 17 soft landed on the lunar surface, carrying astronauts Gene Cernan and Harrison Schmitt. This was the last time anything American soft landed on the moon, over 50 years ago. It seems amazing that it’s been that long. On February 22, 2024, the Odysseus...
Quantum Frontiers
Happy 200th birthday, Carnot’s theorem! In Kenneth Grahame’s 1908 novel The Wind in the Willows, a Mole meets a Water Rat who lives on a...
3 weeks ago
16
3 weeks ago
In Kenneth Grahame’s 1908 novel The Wind in the Willows, a Mole meets a Water Rat who lives on a River. The Rat explains how the River permeates his life: “It’s brother and sister to me, and aunts, and company, … Continue reading →
Inverted Passion
Review of 2023 Time is strange – 2023 simultaneously felt too long and too short. It was short because I remember...
11 months ago
27
11 months ago
Time is strange – 2023 simultaneously felt too long and too short. It was short because I remember recently writing my 2022 review, and it was long because I ended up packing a lot of stuff into it. ✅ Train 5 days a week (including Mixed Martial Arts) I did manage to train 5...
IEEE Spectrum
This Engineer Became a Star in Technology Publishing Donald Christiansen, who transformed IEEE Spectrum from a promising but erratic technology magazine...
2 months ago
30
2 months ago
Donald Christiansen, who transformed IEEE Spectrum from a promising but erratic technology magazine into a repeat National Magazine Award winner, died on 2 October 2024, at the age of 97, in Huntington, N.Y. served aboard the aircraft carrier San Jacinto, an experience that led...
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
The Potential of AI + CRISPR In my book, which I will now shamelessly promote – The Skeptics’ Guide to the Future – my coauthors...
3 months ago
40
3 months ago
In my book, which I will now shamelessly promote – The Skeptics’ Guide to the Future – my coauthors and I discuss the incredible potential of information-based technologies. As we increasingly transition to digital technology, we can leverage the increasing power of computer...
symmetry magazine
Encouraging a new community Physicists advocate for getting community college students involved in research.
a year ago
NeuroLogica Blog
Managing Plastic Waste The world produces 350-400 million metric tons of plastic waste. Less than 10% of this waste is...
a month ago
20
a month ago
The world produces 350-400 million metric tons of plastic waste. Less than 10% of this waste is recycled, while 25% is mismanaged or littered. About 1.7 million tons ends up in the ocean. This is not sustainable, but whose responsibility is it to deal with this issue? The debate...
symmetry magazine
Seeing the full picture with line-intensity mapping Astronomers are championing a relatively new technique as a method to understand the structure of...
a year ago
7
a year ago
Astronomers are championing a relatively new technique as a method to understand the structure of the early universe in three dimensions.
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
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...
Quanta Magazine
‘Entropy Bagels’ and Other Complex Structures Emerge From Simple Rules Simple rules in simple settings continue to puzzle mathematicians, even as they devise intricate...
9 months ago
17
9 months ago
Simple rules in simple settings continue to puzzle mathematicians, even as they devise intricate tools to analyze them. The post ‘Entropy Bagels’ and Other Complex Structures Emerge From Simple Rules first appeared on Quanta Magazine
Quanta Magazine
Meet Strange Metals: Where Electricity May Flow Without Electrons For 50 years, physicists have understood current as a flow of charged particles. But a new...
a year ago
9
a year ago
For 50 years, physicists have understood current as a flow of charged particles. But a new experiment has found that in at least one strange material, this understanding falls apart. The post Meet Strange Metals: Where Electricity May Flow Without Electrons first...
Quanta Magazine
Scientists Find a Fast Way to Describe Quantum Systems After years of false starts, a team of computer scientists has found a way to efficiently deduce the...
7 months ago
43
7 months ago
After years of false starts, a team of computer scientists has found a way to efficiently deduce the Hamiltonian of a physical system at any constant temperature. The post Scientists Find a Fast Way to Describe Quantum Systems first appeared on Quanta Magazine
Quanta Magazine
Even Synthetic Life Forms With a Tiny Genome Can Evolve By watching “minimal” cells regain the fitness they lost, researchers are testing whether a genome...
a year ago
9
a year ago
By watching “minimal” cells regain the fitness they lost, researchers are testing whether a genome can be too simple to evolve. The post Even Synthetic Life Forms With a Tiny Genome Can Evolve first appeared on Quanta Magazine
Out-of-Pocket Blog
Part 2: How To Build Patient Communities | Out-Of-Pocket And my investments in Most Days + Little Otter
a year ago
IEEE Spectrum
The Story Behind Pixar’s RenderMan CGI Software Watching movies and TV series that use digital visual effects to create fantastical worlds lets...
9 months ago
39
9 months ago
Watching movies and TV series that use digital visual effects to create fantastical worlds lets people escape reality for a few hours. Thanks to advancements in computer-generated technology used to produce films and shows, those worlds are highly realistic. In many cases, it can...
Tikalon Blog by Dev...
Diophantine Equations Piebald is an unusual word that appears in the Archimedes' cattle problem, a Diophantine problem...
4 months ago
2
4 months ago
Piebald is an unusual word that appears in the Archimedes' cattle problem, a Diophantine problem supposedly communicated by Archimedes to his friend, Eratosthenes. It's a Diophantine equation system of seven equations in eight unknowns, but it can be solved with the requirement...
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...
nanoscale views
Things I learned at the Packard Foundation meeting Early in my career, I was incredibly fortunate to be awarded a David and Lucille Packard Foundation...
a year ago
36
a year ago
Early in my career, I was incredibly fortunate to be awarded a David and Lucille Packard Foundation fellowship, and this week I attended the meeting in honor of the 35th anniversary of the fellowship program.  Packard fellowships are amazing, with awardees spanning the sciences...
ToughSF
Advanced Solar Energy in Space: Part I Solar Thermal Rockets can be efficient and have high performance. However, they remain...
over a year ago
5
over a year ago
Solar Thermal Rockets can be efficient and have high performance. However, they remain temperature-limited to an exhaust velocity of 12km/s. How do we surpass this limit? The limits NASA's Suntower concept. Solar Thermal Rockets have been shown to have great potential if...
NeuroLogica Blog
Framing and Global Warming When we talk publicly about the effects of human activity on the climate should we refer to “global...
4 months ago
40
4 months ago
When we talk publicly about the effects of human activity on the climate should we refer to “global warming”, “climate change”, the “climate crisis” or to “climate justice”? Perhaps we should also be more technical and say specifically, “anthropogenic climate change”. This kind...
IEEE Spectrum
Jean Sammet: An Accidental Computer Programmer Jean Sammet rarely let anything get in the way of her professional goals. As a young student, she...
a week ago
12
a week ago
Jean Sammet rarely let anything get in the way of her professional goals. As a young student, she was barred from attending prestigious all-boys schools, so she pursued her love of mathematics at the best institutions she could find that were open to girls and women. Following...
Quanta Magazine
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
Actually good 2024 healthcare predictions | Out-Of-Pocket I know, enough predictions. But these are good!
a year ago
Probably...
What is a percentile rank? Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
6 months ago
60
6 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. percentile_rank What is a Percentile Rank?¶ Here’s a question from the Reddit statistics forum. What’s the difference between...
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...
IEEE Spectrum
Ethernet is Still Going Strong After 50 Years The Xerox Palo Alto Research Center in California has spawned many pioneering computer technologies...
a year ago
28
a year ago
The Xerox Palo Alto Research Center in California has spawned many pioneering computer technologies including the Alto—the first personal computer to use a graphical user interface—and the first laser printer. The PARC facility also is known for the invention of Ethernet, a...
Quanta Magazine
A New Agenda for Low-Dimensional Topology This past October, dozens of mathematicians gathered in Pasadena to create the third version of...
10 months ago
52
10 months ago
This past October, dozens of mathematicians gathered in Pasadena to create the third version of “Kirby’s list” — a compendium of the most important unsolved problems in the field. The post A New Agenda for Low-Dimensional Topology first appeared on Quanta Magazine
nanoscale views
Materials labs of the future + cost The NSF Division of Materials Research has been soliciting input from the community about both the...
over a year ago
24
over a year ago
The NSF Division of Materials Research has been soliciting input from the community about both the biggest outstanding problems in condensed matter and materials science, and the future of materials labs - what kind of infrastructure, training, etc. will be needed to address...
NeuroLogica Blog
UK Building More Nuclear The nuclear debate seems never-ending, which I guess is to be expected. Every large technology has...
a year ago
31
a year ago
The nuclear debate seems never-ending, which I guess is to be expected. Every large technology has tradeoffs. But the need to transition our energy infrastructure to carbon neutral has shifted the equation, and it is now arguable that we cannot afford to ignore the option of...
Asterisk
Behind Closed Doors In 2020, we worried that COVID lockdowns might lead to an increase in domestic violence. Instead,...
a year ago
2
a year ago
In 2020, we worried that COVID lockdowns might lead to an increase in domestic violence. Instead, the opposite occurred. Why did this happen — and why was it so hard to figure out?
Inverted Passion
Usefulness grounds truth Are LLMs intelligent? Debates on this question often, but not always, devolve into debates on what...
5 months ago
58
5 months ago
Are LLMs intelligent? Debates on this question often, but not always, devolve into debates on what LLMs can or cannot do. To a limited extent, the original question is useful because it creates an opening for people to go into specific. But, beyond that initial use, the question...
Quanta Magazine
How the Brain Protects Itself From Blood-Borne Threats To buffer the brain against menaces in the blood, a dynamic, multi-tiered system of protection is...
a year ago
25
a year ago
To buffer the brain against menaces in the blood, a dynamic, multi-tiered system of protection is built into the brain’s blood vessels. The post How the Brain Protects Itself From Blood-Borne Threats first appeared on Quanta Magazine
Inverted Passion
How to be a messy thinker I love thinking about thinking. Give me a research paper on rationality, cognitive biases or mental...
7 months ago
78
7 months ago
I love thinking about thinking. Give me a research paper on rationality, cognitive biases or mental models, and I’ll gobble it up. Given the amount of knowledge I’ve ingested on these topics, I had always assumed that I’m a clear thinker. Recently, though, it hit me like a...
Out-of-Pocket Blog
Too much money in digital health? | Out-Of-Pocket trying a new format out
a year ago
Quanta Magazine
How the Ancient Art of Eclipse Prediction Became an Exact Science The timing of the total eclipse on April 8, 2024, will be known to within a second, thousands of...
8 months ago
34
8 months ago
The timing of the total eclipse on April 8, 2024, will be known to within a second, thousands of years after fearful humans first started trying to anticipate these cosmic events. The post How the Ancient Art of Eclipse Prediction Became an Exact Science first...
wadertales
Broad-billed Sandpiper: Now a Red-listed wader A dedicated team of Scottish bird ringers has been studying breeding waders in northern Norway since...
a week ago
14
a week ago
A dedicated team of Scottish bird ringers has been studying breeding waders in northern Norway since 1993. One of the focal species of their fieldwork is the secretive Broad-billed Sandpiper, an unusual taiga wader which nests on low-lying tussocks embedded in floating mats of...
Quanta Magazine
Magnetism May Have Given Life Its Molecular Asymmetry The preferred “handedness” of biomolecules could have emerged from biased interactions between...
a year ago
6
a year ago
The preferred “handedness” of biomolecules could have emerged from biased interactions between electrons and magnetic surfaces, new research suggests. The post Magnetism May Have Given Life Its Molecular Asymmetry first appeared on Quanta Magazine
Many Worlds
The Evolving Science of Technosignatures The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio...
a year ago
4
a year ago
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio signals from distant civilizations.  The effort was centered at the Green Bank Observatory in West Virginia and was by today’s standards quite rudimentary. A much broader search...
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...
Quanta Magazine
The Hidden Connection That Changed Number Theory Quadratic reciprocity lurks around many corners in mathematics. By proving it, number theorists...
a year ago
28
a year ago
Quadratic reciprocity lurks around many corners in mathematics. By proving it, number theorists reimagined their whole field. The post The Hidden Connection That Changed Number Theory first appeared on Quanta Magazine
The Works in...
Does higher density cause lower birth rates? Assessing one recent claim that it does
7 months ago
Quanta Magazine
New Codes Could Make Quantum Computing 10 Times More Efficient Quantum computing is still really, really hard. But the rise of a powerful class of error-correcting...
a year ago
11
a year ago
Quantum computing is still really, really hard. But the rise of a powerful class of error-correcting codes suggests that the task might be slightly more feasible than many feared. The post New Codes Could Make Quantum Computing 10 Times More Efficient first appeared...
Uncharted...
The Moral Case for More People on Earth Today we’re going to cover four points that have emerged from the last few articles on growing our...
3 weeks ago
4
3 weeks ago
Today we’re going to cover four points that have emerged from the last few articles on growing our population, but which I haven’t covered yet:
Explorations of an...
2023 Part 2: Early March through April (Brazil) March On March 4, Laura and I landed in São Paulo. It was our first time in Brazil. Even though we...
12 months ago
10
12 months ago
March On March 4, Laura and I landed in São Paulo. It was our first time in Brazil. Even though we had planned to spend much of the next two months exploring Brazil, the country is so large that we could only see a small portion of it. We restricted our route to only include...
NeuroLogica Blog
T-rex Had Lips One of the challenges of paleontology is that we are trying to infer and entire animal just from the...
a year ago
52
a year ago
One of the challenges of paleontology is that we are trying to infer and entire animal just from the hard parts that fossilize, mostly bones and teeth (and sometimes just teeth). But if we look at animals today there are a lot of details we could not guess from their bones alone...
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...
NeuroLogica Blog
AI-Fueled Scams Digital life is getting more dangerous.  Literally every day I have to fend off attempts at scamming...
7 months ago
36
7 months ago
Digital life is getting more dangerous.  Literally every day I have to fend off attempts at scamming me in one way or another. I get texts trying to lure me into responding. I get e-mails hoping I will click a malicious link on a reflex. I get phone calls from people warning me...
Out-of-Pocket Blog
Six Healthcare Startup Ideas | Out-Of-Pocket In collaboration with The Generalist
a year ago
Probably...
Happy Launch Day! Today is the official publication date of Probably Overthinking It! You can get a 30% discount if...
a year ago
9
a year ago
Today is the official publication date of Probably Overthinking It! You can get a 30% discount if you order from the publisher and use the code UCPNEW. You can also order from Amazon or, if you want to support independent bookstores, from Bookshop.org. I celebrated launch day by...
Cremieux Recueil
Focusing on Healthcare’s Administrative Costs Is Misguided Substantial thinking about healthcare reform starts with acknowledging that administrative bloat...
2 weeks ago
Quanta Magazine
Ninth Dedekind Number Found by Two Independent Groups The numbers count a variety of seemingly unrelated mathematical structures. The post...
a year ago
5
a year ago
The numbers count a variety of seemingly unrelated mathematical structures. The post Ninth Dedekind Number Found by Two Independent Groups first appeared on Quanta Magazine
Quanta Magazine
The Computing Pioneer Helping AI See Alexei Efros has spent his career learning how machines see differently from humans. Now he’s...
a year ago
40
a year ago
Alexei Efros has spent his career learning how machines see differently from humans. Now he’s helping to bridge the gap. The post The Computing Pioneer Helping AI See first appeared on Quanta Magazine
Uncharted...
10 Other Places Where Geniuses Hide Groups, networks, the Internet, IQ, state sponsorship, and many more
a week ago
Explorations of an...
Day Five And Six At Río Bigal - The Last Hurrah November 6, 2023 Somehow, it was already my final full day at Río Bigal. I am not sure where the...
a year ago
12
a year ago
November 6, 2023 Somehow, it was already my final full day at Río Bigal. I am not sure where the time all went, but now the end was in sight. Hoping to maximize my final day, I arranged for a packed lunch and planned for an earlier breakfast so that I could hit the trails ahead...
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...
IEEE Spectrum
What If the Worst AI Fear Is AI Fear Itself? It’s been just about a year now—a nonprofit called the Future of Life Institute posted an open...
9 months ago
58
9 months ago
It’s been just about a year now—a nonprofit called the Future of Life Institute posted an open letter reflecting people’s darkest fears about artificial intelligence. “Contemporary AI systems are now becoming human-competitive at general tasks,” it said. It called for a pause in...
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...
Chris Grossack's...
Monoidal Monoidoidoids So I was on the nlab the other day, and I saw a fantastic joke: A 2-category is “just” a monoidal...
over a year ago
5
over a year ago
So I was on the nlab the other day, and I saw a fantastic joke: A 2-category is “just” a monoidal monoidoidoid! Here’s a screenshot in case the nlab page for 2-categories changes someday: There’s a thing called the Category Theorist’s “Just”, which describes the joy that many...
Asterisk
Community Organizing
a month ago
Explorations of an...
Borneo 2024: Introduction And Pre-Tour Birding About a month ago, I returned to Sabah in east Malaysia for my fourth tour of duty as a guide for...
a month ago
11
a month ago
About a month ago, I returned to Sabah in east Malaysia for my fourth tour of duty as a guide for Quest Nature Tours. I've always said that Borneo is one of my favourite tours that I run and even after three previous trips I was looking forward to returning. One of the main...
NeuroLogica Blog
Microbes Aboard the ISS As I have written many times, including in yesterday’s post, people occupying space is hard. The...
11 months ago
18
11 months ago
As I have written many times, including in yesterday’s post, people occupying space is hard. The environment of space, or really anywhere not on Earth, is harsh and unforgiving. One of the issues, for example, rarely addressed in science fiction or even discussions of space...
Beautiful Public...
The Army and Navy Style Guides These fascinating Army and Navy brand style guides define the look, feel and voice of our armed...
a year ago
Quanta Magazine
Merging Fields, Mathematicians Go the Distance On Old Problem Mathematicians have illuminated what sets of points can look like if the distances between them are...
8 months ago
55
8 months ago
Mathematicians have illuminated what sets of points can look like if the distances between them are all whole numbers. The post Merging Fields, Mathematicians Go the Distance On Old Problem first appeared on Quanta Magazine
Beautiful Public...
Visualizing Ship Movements with AIS Data Explore the beautiful, intricate paths of ships over a year—tracked from America's busiest ports to...
3 months ago
38
3 months ago
Explore the beautiful, intricate paths of ships over a year—tracked from America's busiest ports to the open ocean via AIS marine tracking data.
Out-of-Pocket Blog
Secret Research Techniques | Out-Of-Pocket A magician always reveals his tricks for the purposes of engagement
a year ago
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...
Drew Ex Machina
Webb’s First Glimpse of Jupiter, Its Moons & Rings A long time ago when I was a budding amateur astronomer, one of the first targets I would observe...
over a year ago
19
over a year ago
A long time ago when I was a budding amateur astronomer, one of the first targets I would observe each evening with my new telescope was […]
Out-of-Pocket Blog
Did The FDA Mess Up With Aduhelm? | Out-Of-Pocket Rethinking the approval, coverage, and reimbursement dynamic
a year ago
Light from Space
Sharpless 119 Sharpless 119 (Sh2-119), sometimes referred to as “The Clamshell Nebula” is an emission nebula in...
over a year ago
16
over a year ago
Sharpless 119 (Sh2-119), sometimes referred to as “The Clamshell Nebula” is an emission nebula in Cygnus. It's rarely photographed as there's other, brighter nebulæ nearby, such as the North America Nebula. Click or tap to enlarge/double-tap to zoom Total exposure time: 23h
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
5
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...
NeuroLogica Blog
Clickbait and Misinformation Which is worse – clickbaity headlines for news articles that are factually correct, but may be...
6 months ago
54
6 months ago
Which is worse – clickbaity headlines for news articles that are factually correct, but may be playing up a sensational angle, or straight-up misinformation? It depends on what you mean by “worse”. A new study tries to address this information, with some interesting findings....
Many Worlds
Getting To Know Rogue Planets In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large...
a year ago
6
a year ago
In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large and small orbiting around it.   This is hardly surprising since planets are pretty much exclusively illustrated in solar systems and, until the onset of the 21st century, no other...
Probably...
The mean of a Likert scale? Here’s another installment in Data Q&A: Answering the real questions with Python. Previous...
7 months ago
50
7 months ago
Here’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. likert_mean Likert scale analysis¶ Here’s a question from the Reddit statistics forum. I have collected data regarding how...
Explorations of an...
A Month In Northern Peru, Part 8: Pale-billed Antpittas In The Elfin Forest (February 10, 2024) February 10, 2024 The Pale-billed Antpitta is a large, fancy-looking Grallaria antpitta only found...
6 months ago
71
6 months ago
February 10, 2024 The Pale-billed Antpitta is a large, fancy-looking Grallaria antpitta only found in the high Andes of northern Peru. Because of its proclivity towards dense forest with an abundance of bamboo, there are few places where this species can be easily found. These...
Out-of-Pocket Blog
"AI sucks", Quantifying EMR burden, and Loneliness | Out-Of-Pocket 3 interesting papers I like
a year ago
Asterisk
A Field Guide to AI Safety AI safety is starting to go mainstream, but the researchers who’ve been immersed in it for over a...
a year ago
1
a year ago
AI safety is starting to go mainstream, but the researchers who’ve been immersed in it for over a decade still have strong disagreements.
Quanta Magazine
How Will We Know We’re Not Alone? The first planet beyond our solar system was identified just 30 years ago. Since then, thousands...
3 days ago
4
3 days ago
The first planet beyond our solar system was identified just 30 years ago. Since then, thousands have been found and characterized. As we look for more, exoplanet experts are also probing for signs of alien biospheres hundreds of light-years away. In this episode, co-host Janna...
Willem Pennings
Home Assistant-compatible air quality sensor I recently moved and our new home is equipped with a ventilation system that distributes fresh...
over a year ago
5
over a year ago
I recently moved and our new home is equipped with a ventilation system that distributes fresh (outside) air through the house and recoups heat from the air that is exhausted. There is a problem with this system, though. Sometimes, for example when a neighbour lights their wood...
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...
Out-of-Pocket Blog
The New Price Transparency Laws And Turquoise Health | Out-Of-Pocket Are we actually moving to a healthcare shopping experience?
9 months ago
Quanta Magazine
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...
Quanta Magazine
The Webb Telescope Further Deepens the Biggest Controversy in Cosmology A long-awaited study of the cosmic expansion rate suggests that when it comes to the Hubble tension,...
4 months ago
38
4 months ago
A long-awaited study of the cosmic expansion rate suggests that when it comes to the Hubble tension, cosmologists are still missing something. The post The Webb Telescope Further Deepens the Biggest Controversy in Cosmology first appeared on Quanta Magazine
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...
Drew Ex Machina
Pioneer 3: JPL’s First Moonshot Attempt With the new push by the United States and other space faring powers to renew the exploration of the...
over a year ago
18
over a year ago
With the new push by the United States and other space faring powers to renew the exploration of the Moon, miniaturized spacecraft have been made part […]
NeuroLogica Blog
How We Determine What to Believe as True Psychologists have been studying a very basic cognitive function that appears to be of increasing...
a year ago
8
a year ago
Psychologists have been studying a very basic cognitive function that appears to be of increasing importance – how do we choose what to believe as true or false? We live in a world awash in information, and access to essentially the world’s store of knowledge is now a trivial...
NeuroLogica Blog
Artificial Diamond Boom The history of aluminum, and what is now happening in the artificial diamond market, may tell us...
a year ago
7
a year ago
The history of aluminum, and what is now happening in the artificial diamond market, may tell us something about a post-scarcity world. Aluminum is the most abundant metal in the Earth’s crust. However, it like to form with other elements and therefore it was very difficulty to...
Chris Grossack's...
Talk -- 2-Categorical Descent and (Essentially) Algebraic Theories A few weeks ago I gave a talk at the CT Octoberfest 2023 about some work I did over the summer that...
a year ago
6
a year ago
A few weeks ago I gave a talk at the CT Octoberfest 2023 about some work I did over the summer that I’m really proud of. Unfortunately, while writing up the result I found a 1999 paper by Pedicchio and Wood that proves the same theorem (with roughly the same proof), so I...
Quanta Magazine
A Mutation Turned Ants Into Parasites in One Generation A new genetics study of ant “social parasites” shows how complex sets of features can emerge rapidly...
a year ago
51
a year ago
A new genetics study of ant “social parasites” shows how complex sets of features can emerge rapidly and potentially split species. The post A Mutation Turned Ants Into Parasites in One Generation first appeared on Quanta Magazine
Quantum Frontiers
Beyond NISQ: The Megaquop Machine On December 11, I gave a keynote address at the Q2B 2024 Conference in Silicon Valley. This is a...
a week ago
16
a week ago
On December 11, I gave a keynote address at the Q2B 2024 Conference in Silicon Valley. This is a transcript of my remarks. The slides I presented are here. NISQ and beyond I’m honored to be back at Q2B for … Continue reading →
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.
NeuroLogica Blog
Using Genetic Engineering To Fight Malaria Despite robust efforts to fight it, malaria remains one of the most significant infectious diseases...
a year ago
8
a year ago
Despite robust efforts to fight it, malaria remains one of the most significant infectious diseases affecting humans. According to UNICEF – ” In 2021, there were 247 million malaria cases globally that led to 619,000 deaths in total. Of these deaths, 77 per cent were children...
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
23
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...
Asterisk
PEPFAR and the Costs of Cost-Benefit Analysis In the early aughts, economists said it was a bad use of money to send antiretroviral drugs to treat...
10 months ago
2
10 months ago
In the early aughts, economists said it was a bad use of money to send antiretroviral drugs to treat HIV in low-income countries. Twenty years later, we can ask why they got it wrong.
Quanta Magazine
‘The Rest of the World Disappears’: Claire Voisin on Mathematical Creativity The recipient of the 2024 Crafoord Prize in Mathematics discusses math as art, math as language, and...
9 months ago
19
9 months ago
The recipient of the 2024 Crafoord Prize in Mathematics discusses math as art, math as language, and math as abstract thought. The post ‘The Rest of the World Disappears’: Claire Voisin on Mathematical Creativity first appeared on Quanta Magazine
Quantum Frontiers
Caltech’s Ginsburg Center Editor’s Note: On 10 August 2023, Caltech celebrated the groundbreaking for the Dr. Allen and...
a year ago
22
a year ago
Editor’s Note: On 10 August 2023, Caltech celebrated the groundbreaking for the Dr. Allen and Charlotte Ginsburg Center for Quantum Precision Measurement, which will open in 2025. At a lunch following the ceremony, John Preskill made these remarks. Hello everyone. … Continue...
Quanta Magazine
Across a Continent, Trees Sync Their Fruiting to the Sun European beech trees more than 1,500 kilometers apart all drop their fruit at the same time in a...
6 months ago
43
6 months ago
European beech trees more than 1,500 kilometers apart all drop their fruit at the same time in a grand synchronization event now linked to the summer solstice. The post Across a Continent, Trees Sync Their Fruiting to the Sun first appeared on Quanta Magazine
NeuroLogica Blog
Reading The Mind with fMRI and AI This is pretty exciting neuroscience news – Semantic reconstruction of continuous language from...
a year ago
47
a year ago
This is pretty exciting neuroscience news – Semantic reconstruction of continuous language from non-invasive brain recordings. What this means is that researchers have been able to, sort of, decode the words that subjects were thinking of simply by reading their fMRI scan. They...
nanoscale views
Items of interest The start of the semester has been very busy, but here are some items that seem interesting: As...
3 months ago
51
3 months ago
The start of the semester has been very busy, but here are some items that seem interesting: As many know, there has been a lot of controversy in recent years about high pressure measurements of superconductivity.  Here is a first-hand take by one of the people who helped bring...
Quanta Magazine
New Proof Finds the ‘Ultimate Instability’ in a Solar System Model For the first time, mathematicians have proved that planetary orbits in a solar system will always...
a year ago
54
a year ago
For the first time, mathematicians have proved that planetary orbits in a solar system will always be unstable. The post New Proof Finds the ‘Ultimate Instability’ in a Solar System Model first appeared on Quanta Magazine
Quanta Magazine
Primitive Asgard Cells Show Life on the Brink of Complexity As researchers race to cultivate more of the intriguing cells from the deep seafloor, the few cells...
a year ago
55
a year ago
As researchers race to cultivate more of the intriguing cells from the deep seafloor, the few cells now growing in labs are giving us our best glimpses of the forerunners of all complex life. The post Primitive Asgard Cells Show Life on the Brink of Complexity first...
Out-of-Pocket Blog
Should Social Determinants Come From Payers and Providers? | Out-Of-Pocket I've got some questions
a year ago
The Roots of...
Accelerating science through evolvable institutions This is the written version of a talk presented to the Santa Fe Institute at a working group on...
a year ago
22
a year ago
This is the written version of a talk presented to the Santa Fe Institute at a working group on “Accelerating Science.” We’re here to discuss “accelerating science.” I like to start on topics like this by taking the historical view: When (if ever) has science accelerated in the...
NeuroLogica Blog
For Movies – Animals Don’t Sound Real Enough What does a majestic eagle sound like, or the hoot of a spider monkey, or the roar of a bear? Unless...
a year ago
10
a year ago
What does a majestic eagle sound like, or the hoot of a spider monkey, or the roar of a bear? Unless you have an interest in movie tropes, or listen regularly to the SGU, you may have a complete misconception about the sounds these and many other animals make. Eagles, for...
Probably...
Data Q&A Today I’m starting a new project with the working title Data Q&A: Answering the real questions with...
8 months ago
51
8 months ago
Today I’m starting a new project with the working title Data Q&A: Answering the real questions with Python. In each installment, I’ll take a question from Reddit’s statistics forum and answer it, using Python code to demonstrate. The first installment is a question about the...
Out-of-Pocket Blog
Patient Communities Should Change | Out-Of-Pocket Evolving from ads to outcomes
a year ago
Drew Ex Machina
USAF Project Able-1: The First Attempt to Reach the Moon In the years leading up to the beginning of the Space Age, there were many studies made in the West...
over a year ago
20
over a year ago
In the years leading up to the beginning of the Space Age, there were many studies made in the West about lunar missions which gripped the […]
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...
Out-of-Pocket Blog
Decentralizing Journals and Peer Review DAOs | Out-Of-Pocket the evolution of legitimacy in scientific publishing
a year ago
Out-of-Pocket Blog
Healthcare should NOT be local | Out-Of-Pocket Let's think bigger
a year ago
IEEE Spectrum
Why Are We Still Doing What Simon Says? In 1976, Ralph Baer and Howard Morrison, two game designers, happened to see a trade show...
a year ago
29
a year ago
In 1976, Ralph Baer and Howard Morrison, two game designers, happened to see a trade show demonstration of an Atari arcade game called Touch Me. The game’s waist-high cabinet featured four large buttons on the top, which lit up in random sequence; the player had to push the...
NeuroLogica Blog
Will Apple’s Vision Pro Change Anything? For the first time in over a decade, Apple has announced a new product designed to change computing....
a year ago
39
a year ago
For the first time in over a decade, Apple has announced a new product designed to change computing. There was the transition to personal computing with the Apple computer, then to portable computing with the iPhone, and now they hope to usher in the transition to virtual...
nanoscale views
Rice University Academy of Fellows postdoc opportunity, 2023 As I have posted in previous years, Rice has a university-wide endowed honorific postdoctoral...
over a year ago
21
over a year ago
As I have posted in previous years, Rice has a university-wide endowed honorific postdoctoral program called the Rice Academy of Fellows.   Like all such things, it's very competitive. The new application listing has gone live here with a deadline of January 4, 2023. ...
Explorations of an...
Uruguay Part 3: Lagoon Shorebirding February 28, 2023 Our first few days in Uruguay had been very successful. We had been able to...
a year ago
24
a year ago
February 28, 2023 Our first few days in Uruguay had been very successful. We had been able to experience a few days in the beautiful rural countryside, staying at a wonderful hacienda. We had found our first Uruguayan snake. And we had found most of the potential bird lifers that...
nanoscale views
Brief items A few tidbits that I encountered recently: The saga of Ranga Dias at Rochester draws to a close,...
4 weeks ago
15
4 weeks ago
A few tidbits that I encountered recently: The saga of Ranga Dias at Rochester draws to a close, as described by the Wall Street Journal.  It took quite some time for this to propagate through their system.  This is after multiple internal investigations that somehow were...
Quanta Magazine
Cryptographers Discover a New Foundation for Quantum Secrecy Researchers have proved that secure quantum encryption is possible in a world without hard problems....
6 months ago
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6 months ago
Researchers have proved that secure quantum encryption is possible in a world without hard problems. The post Cryptographers Discover a New Foundation for Quantum Secrecy first appeared on Quanta Magazine
nanoscale views
Some interesting links - useful lecture notes, videos Proposal writing, paper writing, and course prep are eating a lot of my bandwidth right now, but I...
a year ago
23
a year ago
Proposal writing, paper writing, and course prep are eating a lot of my bandwidth right now, but I wanted to share a few things: David Tong at Cambridge is a gifted educator and communicator who has written lecture notes that span a wide swath of the physics curriculum, from...
Out-of-Pocket Blog
Maternity Care and Payer Contracting with Marta Bralic Kerns | Out-Of-Pocket and some good tips for consultants working at startups
a year ago
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.
Chris Grossack's...
A Quick Application of Model Categories Almost exactly a year ago (time flies!) I was thinking really hard about model categories in...
a year ago
6
a year ago
Almost exactly a year ago (time flies!) I was thinking really hard about model categories in preparation for the HoTTEST summer school. I learned a TON doing this, but I’ve just today seen a really nice (and somewhat concrete) reason to care about the whole endeavor! I’d love...
NeuroLogica Blog
Problems with the Institute Of Noetic Sciences I was interviewed recently for a Daily Beast article on recent research involving the Institute of...
a year ago
37
a year ago
I was interviewed recently for a Daily Beast article on recent research involving the Institute of Noetic Sciences (IONS). Overall the article is very good, and author Maddie Bender was fair and reasonable in how I was quoted. I can’t always take that as a given. No matter how...
Out-of-Pocket Blog
AI in healthcare - defensibility, capabilities, and cost reduction | Out-Of-Pocket fine fine I'll write about AI
7 months ago
NeuroLogica Blog
Have Current AI Reached Their Limit? We are still very much in the hype phase of the latest crop of artificial intelligence applications,...
a year ago
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a year ago
We are still very much in the hype phase of the latest crop of artificial intelligence applications, specifically the large language models and so-called “transformers” like Chat GPT. Transformers are a deep learning model that use self-attention to differentially weight the...
Quanta Magazine
It Might Be Possible to Detect Gravitons After All A new experimental proposal suggests detecting a particle of gravity is far easier than anyone...
a month ago
14
a month ago
A new experimental proposal suggests detecting a particle of gravity is far easier than anyone imagined. Now physicists are debating what it would really prove. The post It Might Be Possible to Detect Gravitons After All first appeared on Quanta Magazine
NeuroLogica Blog
Woman with Catatonia for Years Wakes After Treatment The story of a woman, in a severe state of catatonia for years and “waking up” after being treated...
a year ago
45
a year ago
The story of a woman, in a severe state of catatonia for years and “waking up” after being treated for an autoimmune disease, is making the rounds and deserves a little bit of context. April Burrell was diagnosed with a severe form of schizophrenia resulting in catatonia, and has...
NeuroLogica Blog
The Social Media Dilemma Australia is planning a total ban on social media for children under 16 years old. Prime Minister...
a month ago
20
a month ago
Australia is planning a total ban on social media for children under 16 years old. Prime Minister Anthony Albanese argues that it is the only way to protect vulnerable children from the demonstrable harm that social media can do. This has sparked another round of debates about...
NeuroLogica Blog
The Threat of Technology In my second book (shameless plug alert) – The Skeptics’ Guide to the Future – my coauthors and I...
a year ago
6
a year ago
In my second book (shameless plug alert) – The Skeptics’ Guide to the Future – my coauthors and I try to imagine both the utopian and dystopian versions of the future, brought about by technology, either individually or collectively. This topic has come up multiple times recently...
NeuroLogica Blog
Some Future Tech Possibilities It’s difficult to pick winners and losers in the future tech game. In reality you just have to see...
10 months ago
18
10 months ago
It’s difficult to pick winners and losers in the future tech game. In reality you just have to see what happens when you try out a new technology in the real world with actual people. Many technologies that look good on paper run into logistical problems, difficulty scaling, fall...
NeuroLogica Blog
Concrete Battery I know it’s only been a couple of weeks since I wrote about cement, but now I need to write about...
6 months ago
56
6 months ago
I know it’s only been a couple of weeks since I wrote about cement, but now I need to write about concrete, or potential version of concrete that is able to function as a battery. If we can get the technology to work this could an extremely useful item for a future of green...
Explorations of an...
Day Two At Río Bigal - Brilliant Birding and Magnificent Mothing The Pink-throated Brilliant.  There are, of course, many other weird and wonderful species that call...
a year ago
10
a year ago
The Pink-throated Brilliant.  There are, of course, many other weird and wonderful species that call Río Bigal home, but I was first drawn to the idea of visiting this reserve while reading about the enigmatic Pink-throated Brilliant. This rare hummingbird lives only in forest in...
Quanta Magazine
Quantum Computers Cross Critical Error Threshold In a first, researchers have shown that adding more “qubits” to a quantum computer can make it more...
a week ago
16
a week ago
In a first, researchers have shown that adding more “qubits” to a quantum computer can make it more resilient. It’s an essential step on the long road to practical applications. The post Quantum Computers Cross Critical Error Threshold first appeared on Quanta...
NeuroLogica Blog
How Humans Can Adapt to Space My recent article on settling Mars has generated a lot of discussion, some of it around the basic...
11 months ago
43
11 months ago
My recent article on settling Mars has generated a lot of discussion, some of it around the basic concept of how difficult it is for humans to live anywhere but a thin envelope of air hugging the surface of the Earth. This is undoubtedly true, as I have discussed before – we...
symmetry magazine
A collaboration pairs Fermilab with fashion students Fashion students at the College of DuPage successfully designed gear to protect Fermilab’s SPOT...
a year ago
25
a year ago
Fashion students at the College of DuPage successfully designed gear to protect Fermilab’s SPOT robot from radioactive dust. In a recent demonstration for Engineers Week in Chicago, an engineering physicist took the stage accompanied by an unusual guest: a...
Casey Handmer's blog
It Is Time To Build The Monster Scope A shorter version of this post was published in Palladium on 10/18/24. This version incorporates...
3 weeks ago
4
3 weeks ago
A shorter version of this post was published in Palladium on 10/18/24. This version incorporates helpful feedback from a number of knowledgeable readers.  With the recent SpaceX Starship orbital flight tests, it is time to commit to building the largest physically possible space...
Asterisk
Rebuilding After the Replication Crisis Over a decade has passed since scientists realized many of their studies were failing to replicate....
over a year ago
2
over a year ago
Over a decade has passed since scientists realized many of their studies were failing to replicate. How well have their attempts to fix the problem actually worked?
Asterisk
What We Owe The Future William MacAskill’s latest book presents itself as an introduction to the burgeoning longtermist...
over a year ago
2
over a year ago
William MacAskill’s latest book presents itself as an introduction to the burgeoning longtermist movement. But his views are eccentric – even within the movement he founded.
NeuroLogica Blog
The Neolithic Revolution What was the greatest invention of human civilization? Arguably it was agriculture, which allowed...
5 months ago
38
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...
The Roots of...
What I’ve been reading, June 2023 A monthly feature. As usual, recent blog posts and news stories are omitted from this; you can find...
a year ago
123
a year ago
A monthly feature. As usual, recent blog posts and news stories are omitted from this; you can find them in my links digests. In all quotes below, any emphasis in bold was added by me. Books Thomas S. Ashton, The Industrial Revolution, 1760–1830 (1948). A classic in the field,...
The Roots of...
What does it mean to “trust science”? And this, my children, is why we do not say things like “I believe in science”. I mean, don’t get me...
a year ago
12
a year ago
And this, my children, is why we do not say things like “I believe in science”. I mean, don’t get me wrong, science definitely exists—I’ve seen it. But not everything that calls itself science is science, and even good science sometimes gets wrong results. –Megan McArdle Should...
NeuroLogica Blog
Intuitive and Analytical Thinking Here is a relatively simple math problem:  A bat and a ball cost $1.10 combined. The bat costs $1...
a year ago
55
a year ago
Here is a relatively simple math problem:  A bat and a ball cost $1.10 combined. The bat costs $1 more than the ball. How much does the ball cost? (I will provide the answer below the fold.) This problem is the basis of a large psychological literature on thinking systems in the...
IEEE Spectrum
What Is an Electronic Sackbut? If you, like me, think of musical synthesizers as an artifact of 1970s rock and disco, then you,...
10 months ago
51
10 months ago
If you, like me, think of musical synthesizers as an artifact of 1970s rock and disco, then you, like me, will be surprised to learn that the first electronic synthesizer predates those genres by several decades In 1945, Hugh Le Caine, a physicist at Canada’s National Research...
Willem Pennings
Balancing cube This cube manages to balance itself on a corner, and can simultaneously rotate around its axis in a...
10 months ago
17
10 months ago
This cube manages to balance itself on a corner, and can simultaneously rotate around its axis in a controlled manner. It does so using clever controls and a set of three reaction wheels. The original idea for this device comes from researchers at ETH Zürich, who demonstrate...
nanoscale views
What is a metal-insulator transition? The recent excitement about the alleged high temperature superconductor "LK99" has introduced some...
a year ago
10
a year ago
The recent excitement about the alleged high temperature superconductor "LK99" has introduced some in the public to the idea of a metal-insulator or insulator-metal transition (MIT/IMT).  For example, one strong candidate explanation for the sharp drop in resistance as a function...
Quanta Magazine
How This Marine Worm Can Tell Moonglow From Sunbeams For the first time, scientists have decoded the molecular structure of a protein that helps to sync...
a year ago
9
a year ago
For the first time, scientists have decoded the molecular structure of a protein that helps to sync a biological clock to the phases of the moon. The post How This Marine Worm Can Tell Moonglow From Sunbeams first appeared on Quanta Magazine
The Works in...
From MANUALS to YOUTUBE A new section from Stewart Brand's Maintenance on Books in Progress
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...
Probably...
Migration and Population Growth On a recent run I was talking with a friend from Spain about immigration in Europe. We speculated...
6 months ago
53
6 months ago
On a recent run I was talking with a friend from Spain about immigration in Europe. We speculated about whether the population of Spain would be growing or shrinking if there were no international migration. I thought it might be shrinking, but we were not sure. Fortunately, Our...
Cremieux Recueil
Did Unions End Long Work Hours? Is it growth or organized labor that's more responsible for giving us shorter workdays?
3 months ago
Eukaryote Writes...
Fiber arts, mysterious dodecahedrons, and waiting on “Eureka!” Why didn't we invent knitting before 1000 CE?
over a year ago
NeuroLogica Blog
Latest Starship Launch SpaceX has conducted their most successful test launch of a Starship system to date. The system they...
2 months ago
24
2 months ago
SpaceX has conducted their most successful test launch of a Starship system to date. The system they tested has three basic components – the Super Heavy first stage rocket booster, the Starship second stage (which is the actual space ship that will go places), and the...
Tikalon Blog by Dev...
Wiedemann-Franz Law Science is most useful when it makes predictions. Predictions are based on theory, and one problem...
6 months ago
2
6 months ago
Science is most useful when it makes predictions. Predictions are based on theory, and one problem with most theories in materials science is that they are based on data that might not exist for all of the intended class of materials. Simple rules were developed to remedy this...
symmetry magazine
India’s gem at CERN: Archana Sharma The first Indian scientist to join CERN was recently recognized with the highest honor of India for...
a year ago
32
a year ago
The first Indian scientist to join CERN was recently recognized with the highest honor of India for overseas citizens.