Full Width [alt+shift+f] Shortcuts [alt+shift+k]
Sign Up [alt+shift+s] Log In [alt+shift+l]
Top Categories > science
#all #programming #technology #startups #history #life #science #literature #architecture #creative #design #finance #travel #AI #comics #indiehacker #cartography Muted Categories [alt+←][alt+→]
NeuroLogica Blog
Did They Find Amelia Earhart’s Plane Is this sonar image taken at 16,000 feet below the surface about 100 miles from Howland island, that...
a year ago
35
a year ago
Is this sonar image taken at 16,000 feet below the surface about 100 miles from Howland island, that of a downed Lockheed Model 10-E Electra plane? Tony Romeo hopes it is. He spent $9 million to purchase an underwater drone, the Hugan 6000, then hired a crew and scoured 5,200...
IEEE Spectrum
Touchscreens Are Out, and Tactile Controls Are Back Tactile controls are back in vogue. Apple added two new buttons to the iPhone 16, home appliances...
7 months ago
46
7 months ago
Tactile controls are back in vogue. Apple added two new buttons to the iPhone 16, home appliances like stoves and washing machines are returning to knobs, and several car manufacturers are reintroducing buttons and dials to dashboards and steering wheels. With this...
Casey Handmer's blog
What can we send to Mars on the first Starships? As of today, it is 601 days until October 17, 2026, when the mass-optimal launch window to Mars...
3 months ago
49
3 months ago
As of today, it is 601 days until October 17, 2026, when the mass-optimal launch window to Mars opens next.  While I don’t have any privileged information, it’s fun to speculate about what SpaceX could choose to send on its first Starship flights to Mars. (Spoiler alert: Rods...
Out-of-Pocket Blog
The New Out-Of-Pocket 10 year plan | Out-Of-Pocket It’s time for a new north start for this company
2 months ago
The Works in...
The world of tomorrow When the future arrived, it felt… ordinary. What happened to the glamour of tomorrow?
2 weeks ago
Out-of-Pocket Blog
Mental Health And The Weird Fixation With Employers | Out-Of-Pocket an uncomfortable conversation about mental health access
a year ago
Quanta Magazine
Scientists Find Optimal Balance of Data Storage and Time Seventy years after the invention of a data structure called a hash table, theoreticians have found...
a year ago
59
a year ago
Seventy years after the invention of a data structure called a hash table, theoreticians have found the most efficient possible configuration for it. The post Scientists Find Optimal Balance of Data Storage and Time first appeared on Quanta Magazine
Casey Handmer's blog
Why do we need a Department of Government Efficiency? President Trump’s recent sweeping electoral victory is a clear mandate for change. There is some...
6 months ago
42
6 months ago
President Trump’s recent sweeping electoral victory is a clear mandate for change. There is some urgency, and Trump has assembled the early stages of a team and coalition that can deliver it. It’s not exactly a mystery what Elon and Vivek plan for The Department of Government...
Uncharted...
Become a World-Class Communicator I’m running a 2nd cohort of my course: How to Become a World-Class Communicator, starting in two...
7 months ago
33
7 months ago
I’m running a 2nd cohort of my course: How to Become a World-Class Communicator, starting in two weeks, on November 4th!
NeuroLogica Blog
Boeing Starliner Launches Soon If all goes well, Boeing’s Starliner capsule will launch on Monday May 6th with two crew members...
a year ago
84
a year ago
If all goes well, Boeing’s Starliner capsule will launch on Monday May 6th with two crew members aboard, Butch Wilmore and Suni Williams, who will be spending a week aboard the ISS. This is the last (hopefully) test of the new capsule, and if successful it will become officially...
Yale e360
With NOAA Cuts, a Proud Legacy and Vital Science Are at Risk For more than 50 years, NOAA has pioneered climate research and been instrumental in advancing...
2 months ago
4
2 months ago
For more than 50 years, NOAA has pioneered climate research and been instrumental in advancing modern weather forecasting. Now labeled by Project 2025 as part of the “climate alarm industry” and facing DOGE-driven cuts, the future of this valuable public asset is in...
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
ToughSF
Hypervelocity Tether Rockets Rotating tethers can reach incredible velocities when they are built out of high strength materials....
over a year ago
18
over a year ago
Rotating tethers can reach incredible velocities when they are built out of high strength materials. With some design features, they can greatly surpass the exhaust velocities of chemical or even nuclear rockets. They can become propulsion systems with impressive performance......
Yale e360
How African Communities Are Taking Lead on Protecting Wildlife A new analysis shows that African wildlife increasingly depend on lands managed by villagers and...
5 months ago
3
5 months ago
A new analysis shows that African wildlife increasingly depend on lands managed by villagers and herders. In many areas, locally-run conservancies now more effectively protect wildlife than national parks do, with communities reaping tourism revenue and other benefits. Read more...
Out-of-Pocket Blog
Patient Messaging Conundrum pt. 2 | Out-Of-Pocket Some thoughts from an academic, a behavioral scientist, a patient, and more
a year ago
Uncharted...
Why Do We Like Concerts? It's not what you think
3 months ago
Yale e360
'Green Grab': Solar and Wind Boom Sparks Conflicts on Land Use Solar and wind farms are proliferating and increasingly taking up land worldwide, prompting...
3 months ago
1
3 months ago
Solar and wind farms are proliferating and increasingly taking up land worldwide, prompting criticism from rural communities and environmentalists. Solutions range from growing crops or grazing livestock under PV panels to putting floating solar farms on lakes and...
Out-of-Pocket Blog
The New Clinic Buildouts | Out-Of-Pocket Has software changed what's necessary in the clinic?
a year ago
Quanta Magazine
Hobbyist Finds Math’s Elusive ‘Einstein’ Tile The surprisingly simple tile is the first single, connected tile that can fill the entire plane in a...
over a year ago
86
over a year ago
The surprisingly simple tile is the first single, connected tile that can fill the entire plane in a pattern that never repeats — and can’t be made to fill it in a repeating way. The post Hobbyist Finds Math’s Elusive ‘Einstein’ Tile first appeared on Quanta Magazine
IEEE Spectrum
The Incredible Story Behind the First Transistor Radio But that’s pretty much what Pat Haggerty, vice president of Texas Instruments, did in 1954. The...
8 months ago
95
8 months ago
But that’s pretty much what Pat Haggerty, vice president of Texas Instruments, did in 1954. The result was the Regency TR-1, the world’s first commercial transistor radio, which debuted 70 years ago this month. The engineers delivered on Haggerty’s audacious goal, and I...
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
41
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...
Blog - Practical...
How Different Spillway Gates Work [Note that this article is a transcript of the video embedded above.] In the heart of Minneapolis,...
over a year ago
61
over 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...
NeuroLogica Blog
Hybrid Bionic Hand If you think about the human hand as a work of engineering, it is absolutely incredible. The level...
3 months ago
21
3 months ago
If you think about the human hand as a work of engineering, it is absolutely incredible. The level of fine motor control is extreme. It is responsive and precise. It has robust sensory feedback. It combines both rigid and soft components, so that it is able to grip and lift heavy...
NeuroLogica Blog
Is The Boring Company Useful? Elon Musk has a complicated legacy. Most people I encounter who bother to express an opinion tend to...
over a year ago
60
over a year ago
Elon Musk has a complicated legacy. Most people I encounter who bother to express an opinion tend to be either a fan or hater. I am neither. He’s a complicated and flawed person who has accomplished some interesting things, but also has had some epic failures. People like a clean...
The Roots of...
Why no Roman Industrial Revolution? Why didn’t the Roman Empire have an industrial revolution? Bret Devereaux has an essay addressing...
a year ago
27
a year ago
Why didn’t the Roman Empire have an industrial revolution? Bret Devereaux has an essay addressing that question, which multiple people have pointed me to at various times. In brief, Devereaux says that Britain industrialized through a very specific path, involving coal mines,...
Wanderingspace
Cassini’s Final Look at Enceladus Taken on August 28, 2017. Credit: NASA/JPL-Caltech/Space Science Institute This is from images...
over a year ago
41
over a year ago
Taken on August 28, 2017. Credit: NASA/JPL-Caltech/Space Science Institute This is from images obtained by Cassini shortly before plunging into the Saturnian atmosphere. The images were taken over 14 hours and compiled into this animation.
The Works in...
The San Diego infinite housing glitch How a bonus ADU program allows 'granny towers' in gardens
8 months ago
Eukaryote Writes...
Internet Harvest (2020, 2) Internet Harvest is a selection of the most succulent links on the internet that I’ve recently...
over a year ago
45
over a year ago
Internet Harvest is a selection of the most succulent links on the internet that I’ve recently plucked from its fruitful boughs. Feel free to discuss the links in the comments. Also, semi-intentionally, none of the links in this harvest are COVID-19-related. If you want some...
NeuroLogica Blog
The Politicians We Deserve This is an interesting concept, with an interesting history, and I have heard it quoted many times...
2 months ago
24
2 months ago
This is an interesting concept, with an interesting history, and I have heard it quoted many times recently – “we get the politicians (or government) we deserve.” It is often invoked to imply that voters are responsible for the malfeasance or general failings of their elected...
Cremieux Recueil
American Elections Are Unfair Unfortunately, unfairness is baked in
7 months ago
Asterisk
Why You’ve Never Been In A Plane Crash The United States leads the world in airline safety. That’s because of the way we assign blame when...
a year ago
17
a year ago
The United States leads the world in airline safety. That’s because of the way we assign blame when accidents do happen.
Beautiful Public...
WWII Japanese Mass Incarceration collections Haunting photos and documents document a shameful chapter of America’s history—the forced...
3 months ago
31
3 months ago
Haunting photos and documents document a shameful chapter of America’s history—the forced displacement and incarceration of Japanese Americans during WWII.
Yale e360
Retreating Arctic Glaciers Have Exposed 1,500 Miles of Coastline Since 2000, the melting of Arctic glaciers has exposed some 1,500 miles of coastline, a study...
2 months ago
Cremieux Recueil
National IQs Are Valid National IQ estimates are robust, reliable, and realistic
5 months ago
Out-of-Pocket Blog
Paying for friends, Gaming Insurance Via Marriage, and hacking CPAP machines | Out-Of-Pocket What are some more fringe healthcare behaviors?
a month ago
Casey Handmer's blog
SLS is still a national disgrace Four years ago, unable to find a comprehensive summary of the ongoing abject failure known as the...
8 months ago
38
8 months ago
Four years ago, unable to find a comprehensive summary of the ongoing abject failure known as the NASA SLS (Space Launch System), I wrote one. If you’re unfamiliar with the topic, you should read it first.  It is hard to …
Blog - Practical...
When Kitty Litter Caused a Nuclear Catastrophe [Note that this article is a transcript of the video embedded above.] Late in the night of...
2 months ago
40
2 months ago
[Note that this article is a transcript of the video embedded above.] Late in the night of Valentine’s Day 2014, air monitors at an underground nuclear waste repository outside Carlsbad, New Mexico, detected the release of radioactive elements, including americium and plutonium,...
IEEE Spectrum
Why JPEGs Still Rule the Web A version of this post originally appeared on Tedium, Ernie Smith’s newsletter, which hunts for the...
16 hours ago
2
16 hours ago
A version of this post originally appeared on Tedium, Ernie Smith’s newsletter, which hunts for the end of the long tail. For roughly three decades, the JPEG has been the World Wide Web’s primary image format. But it wasn’t the one the Web started with. In fact, the first...
Out-of-Pocket Blog
The New Price Transparency Laws And Turquoise Health | Out-Of-Pocket Are we actually moving to a healthcare shopping experience?
a year ago
Yale e360
A Craze for Tiny Plants Is Driving a Poaching Crisis in South Africa South Africa’s Succulent Karoo is the most biodiverse arid region on the planet, with thousands of...
3 months ago
1
3 months ago
South Africa’s Succulent Karoo is the most biodiverse arid region on the planet, with thousands of plants found nowhere else. But to meet a demand fueled by social media, criminal networks have been poaching these colorful succulents by the millions and smuggling them...
nanoscale views
Items of interest The start of the semester has been very busy, but here are some items that seem interesting: As...
9 months ago
9
9 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...
Drew Ex Machina
Recollections of NASA’s Apollo 11 Mission Like a lot of kids who grew up during the ‘60s and ‘70s, I had a fascination with spaceflight. This...
11 months ago
81
11 months ago
Like a lot of kids who grew up during the ‘60s and ‘70s, I had a fascination with spaceflight. This interest started honestly enough back around […]
Quanta Magazine
My Fantastic Voyage at Quanta Magazine Founding editor-in-chief Thomas Lin looks back at a decade of Quanta journalism and forward to...
a year ago
44
a year ago
Founding editor-in-chief Thomas Lin looks back at a decade of Quanta journalism and forward to what’s next for the magazine. The post My Fantastic Voyage at Quanta Magazine first appeared on Quanta Magazine
Eukaryote Writes...
A point of clarification on infohazard terminology “Infohazard” means any kind of information that could be harmful in some fashion. Let’s use “memetic...
over a year ago
44
over a year ago
“Infohazard” means any kind of information that could be harmful in some fashion. Let’s use “memetic hazard” to describe information that could specifically harm the person who knows it.
NeuroLogica Blog
A Bit of Energy Pseudoscience Remember the 1980 film, The Formula? Probably not, because it was a mediocre film that did not age...
a year ago
25
a year ago
Remember the 1980 film, The Formula? Probably not, because it was a mediocre film that did not age well. The basic plot is that Nazi chemists during WWII developed a formula for synthetic gasoline. A detective investigating a murder gets embroiled in a conspiracy to cover up the...
Out-of-Pocket Blog
"AI sucks", Quantifying EMR burden, and Loneliness | Out-Of-Pocket 3 interesting papers I like
a year ago
Beautiful Public...
The Mirror Fusion Test Facility A decade-long effort to build a machine to unlock the promise of nuclear fusion fell victim to...
over a year ago
87
over a year ago
A decade-long effort to build a machine to unlock the promise of nuclear fusion fell victim to budget constraints and competing science, and was shut down the day it was dedicated. It was never turned on.
Quantum Frontiers
What geckos have to do with quantum computing When my brother and I were little, we sometimes played video games on weekend mornings, before our...
a year ago
90
a year ago
When my brother and I were little, we sometimes played video games on weekend mornings, before our parents woke up. We owned a 3DO console, which ran the game Gex. Gex is named after its main character, a gecko. Stepping … Continue reading →
The Works in...
Why skyscrapers are so short How to overcome physical, economic and regulatory barriers and build taller
a month ago
Quanta Magazine
After 20 Years, Math Couple Solves Major Group Theory Problem Britta Späth has dedicated her career to proving a single, central conjecture. She’s finally...
3 months ago
46
3 months ago
Britta Späth has dedicated her career to proving a single, central conjecture. She’s finally succeeded, alongside her partner, Marc Cabanes. The post After 20 Years, Math Couple Solves Major Group Theory Problem first appeared on Quanta Magazine
Blog - Practical...
Which Power Plant Does My Electricity Come From? [Note that this article is a transcript of the video embedded above.] In June of 2000, the power...
7 months ago
86
7 months ago
[Note that this article is a transcript of the video embedded above.] In June of 2000, the power shut off across much of the San Francisco Bay area. There simply wasn’t enough electricity to meet demands, so more than a million customers were disconnected in California's largest...
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...
a year ago
61
a year 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...
Blog - Practical...
Endeavour's Wild Journey Through the Streets of Los Angeles [Note that this article is a transcript of the video embedded above.] In May of 1992, the Space...
over a year ago
51
over a year ago
[Note that this article is a transcript of the video embedded above.] In May of 1992, the Space Shuttle Endeavour launched to low earth orbit on its very first flight. That first mission was a big one: the crew captured a wayward communications satellite stuck in the wrong orbit,...
NeuroLogica Blog
Are Small Modular Reactors Finally Coming? Small nuclear reactors have been around since the 1950s. They mostly have been used in military...
3 months ago
30
3 months ago
Small nuclear reactors have been around since the 1950s. They mostly have been used in military ships, like aircraft carriers and submarines. They have the specific advantage that such ships could remain at sea for long periods of time without needing to refuel. But small modular...
Quantum Frontiers
The Book of Mark Mark Srednicki doesn’t look like a high priest. He’s a professor of physics at the University of...
a year ago
40
a year ago
Mark Srednicki doesn’t look like a high priest. He’s a professor of physics at the University of California, Santa Barbara (UCSB); and you’ll sooner find him in khakis than in sacred vestments. Humor suits his round face better than channeling … Continue reading →
IEEE Spectrum
This Wearable Computer Made a Fashion Statement Google Glass debuted, the artist Lisa Krohn designed a prototype wearable computer that looked like...
11 months ago
95
11 months ago
Google Glass debuted, the artist Lisa Krohn designed a prototype wearable computer that looked like no other. The Cyberdesk was an experiment in augmented reality. At a time when computers were mostly beige and boxy, Krohn envisioned a pliable, high-tech garment that fused...
symmetry magazine
Searching for the matter that hides its shine Just because matter is visible doesn’t mean it’s easy to see.
over a year ago
ToughSF
Nuclear Conversion for Starship There has been much discussion about converting the SpaceX Starship to use nuclear propulsion. It...
over a year ago
19
over a year ago
There has been much discussion about converting the SpaceX Starship to use nuclear propulsion. It would allow for a great increase in specific impulse and a massive extension of mission capabilities. But is it actually worthwhile? The image above is modified from...
Out-of-Pocket Blog
More Thoughts On Amazon and One Medical | Out-Of-Pocket Is this the start of Amazon's business offering? A recession hedge?
a year ago
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part II Yesterday’s post was the first in an exchange about the effects of climate change on public health....
over a year ago
42
over a year ago
Yesterday’s post was the first in an exchange about the effects of climate change on public health. Today’s post is my response. Part II Climate change is a critically important topic for society today, and it’s important that the public have a working knowledge of the facts,...
Quanta Magazine
Three Hundred Years Later, a Tool from Isaac Newton Gets an Update A simple, widely used mathematical technique can finally be applied to boundlessly complex problems....
2 months ago
40
2 months ago
A simple, widely used mathematical technique can finally be applied to boundlessly complex problems. The post Three Hundred Years Later, a Tool from Isaac Newton Gets an Update first appeared on Quanta Magazine
Asterisk
Growing Up Overnight A look at the past few years of LLM progress.
over a year ago
The Works in...
Fertility on demand Technology could allow women to have it all
a month ago
Yale e360
How Tearing Down Small Dams Is Helping Restore Northeast Rivers More than 30,000 small dams currently block river tributaries from Maine to Maryland. New...
4 months ago
2
4 months ago
More than 30,000 small dams currently block river tributaries from Maine to Maryland. New initiatives to remove them are aimed at restoring natural flows, improving habitat for aquatic life, and reopening thousands of river miles to migratory fish, from shad to American...
NeuroLogica Blog
Do We Have Free Will? Let’s dive head first into one of the internet’s most contentious questions – do we have true free...
a year ago
21
a year ago
Let’s dive head first into one of the internet’s most contentious questions – do we have true free will? This comes up not infrequently whenever I write here about neuroscience, most recently when I wrote about hunger circuitry, because the notion of the brain as a physical...
IEEE Spectrum
100 Years Ago, IBM Was Born Happy birthday, IBM! You’re 100 years old! Or are you? It’s true that the businesses that formed IBM...
a year ago
86
a year ago
Happy birthday, IBM! You’re 100 years old! Or are you? It’s true that the businesses that formed IBM began in the late 1800s. But it’s also true that a birth occurred in February 1924, with the renaming of the Computing-Tabulating-Recording Co. as the International Business...
nanoscale views
March Meeting 2025, Day 4 and wrap-up I saw a couple of interesting talks this morning before heading out: Alessandro Chiesa of Parma...
2 months ago
22
2 months ago
I saw a couple of interesting talks this morning before heading out: Alessandro Chiesa of Parma spoke about using spin-containing molecules potentially as qubits, and about chiral-induced spin selectivity (CISS) in electron transfer.  Regarding the former, here is a review. ...
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...
a year ago
14
a year 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.
Eukaryote Writes...
Learn to write well BEFORE you have something worth saying Lessons learned from trip reports and journal articles.
5 months ago
Quanta Magazine
Simple Equation Predicts the Shapes of Carbon-Capturing Wetlands To calculate the amount of carbon stored inside peatlands, researchers developed a unified theory of...
a year ago
102
a year ago
To calculate the amount of carbon stored inside peatlands, researchers developed a unified theory of “bog physics” applicable around the world. The post Simple Equation Predicts the Shapes of Carbon-Capturing Wetlands first appeared on Quanta Magazine
IEEE Spectrum
Why the Art of Invention Is Always Being Reinvented Every invention begins with a problem—and the creative act of seeing a problem where others might...
7 months ago
65
7 months ago
Every invention begins with a problem—and the creative act of seeing a problem where others might just see unchangeable reality. For one 5-year-old, the problem was simple: She liked to have her tummy rubbed as she fell asleep. But her mom, exhausted from working two jobs, often...
IEEE Spectrum
The Unlikely Inventor of the Automatic Rice Cooker How the automatic rice cooker was invented It isn’t often that housewives get credit in the annals...
7 months ago
67
7 months ago
How the automatic rice cooker was invented It isn’t often that housewives get credit in the annals of invention, but in the story of the automatic rice cooker, a woman takes center stage. That happened only after the first attempts at electrifying rice cooking, starting in the...
Out-of-Pocket Blog
Digital health needs more creative financing options | Out-Of-Pocket And does venture actually work for healthcare services?
a year ago
Out-of-Pocket Blog
Things I’m watching in healthcare 2023 | Out-Of-Pocket it's been a weird year
a year ago
Uncharted...
Why Japan Succeeds Despite Stagnation Demographics & lending vs housing, culture & immigration
4 months ago
Damn Interesting
A Blight on Soviet Science On a hazy afternoon in March 1927, a Russian scientist was walking through the dense forests of...
over a year ago
18
over a year ago
On a hazy afternoon in March 1927, a Russian scientist was walking through the dense forests of Abyssinia, ducking under low-hanging branches and stopping to inspect the wild coffee trees lining his path. Accompanied by a group of local guides, the young traveller had been hiking...
ToughSF
How to Live on Other Planets: Uranus The weirdest of the planets. A blue giant, resting on its side. Could we find a home in...
over a year ago
18
over a year ago
The weirdest of the planets. A blue giant, resting on its side. Could we find a home in the Uranian system? Description Uranus is the fourth-largest planet and the first ‘ice giant’. It orbits between 18.3 and 20.1 AU from the Sun, making it four times more distant than...
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
65
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...
Quanta Magazine
Even a Single Bacterial Cell Can Sense the Seasons Changing Though they live only a few hours before dividing, bacteria can anticipate the approach of cold...
8 months ago
56
8 months ago
Though they live only a few hours before dividing, bacteria can anticipate the approach of cold weather and prepare for it. The discovery suggests that seasonal tracking is fundamental to life. The post Even a Single Bacterial Cell Can Sense the Seasons Changing first...
Quanta Magazine
New Book-Sorting Algorithm Almost Reaches Perfection The library sorting problem is used across computer science for organizing far more than just books....
4 months ago
65
4 months ago
The library sorting problem is used across computer science for organizing far more than just books. A new solution is less than a page-width away from the theoretical ideal. The post New Book-Sorting Algorithm Almost Reaches Perfection first appeared on Quanta...
NeuroLogica Blog
Odysseus Lands on the Moon December 11, 1972, Apollo 17 soft landed on the lunar surface, carrying astronauts Gene Cernan and...
a year ago
41
a year 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...
NeuroLogica Blog
The Role of Plausibility in Science I have been writing blog posts and engaging in science communication long enough that I have a...
over a year ago
75
over a year ago
I have been writing blog posts and engaging in science communication long enough that I have a pretty good sense how much engagement I am going to get from a particular topic. Some topics are simply more divisive than others (although there is an unpredictable element from social...
Explorations of an...
Monsoon Season In Arizona, Part 1: Introduction, Phoenix to Miller Canyon Earlier this summer, Laura and I were trying to determine where we would visit for a couple of mini...
8 months ago
10
8 months ago
Earlier this summer, Laura and I were trying to determine where we would visit for a couple of mini vacations. Due to the variations in her work schedule, Laura had two blocks of time - a five-day chunk in early August, and six days in early September - and we wanted to make the...
NeuroLogica Blog
Man Gets Pig Kidney Transplant On March 16 surgeons transplanted a kidney taken from a pig into a human recipient, Rick Slayman. So...
a year ago
86
a year ago
On March 16 surgeons transplanted a kidney taken from a pig into a human recipient, Rick Slayman. So far the transplant is a success, but of course the real test will be how well the kidney functions and for how long. This is the first time such a transplant has been done into a...
Quanta Magazine
With Fifth Busy Beaver, Researchers Approach Computation’s Limits After decades of uncertainty, a motley team of programmers has proved precisely how complicated...
11 months ago
121
11 months ago
After decades of uncertainty, a motley team of programmers has proved precisely how complicated simple computer programs can get. The post With Fifth Busy Beaver, Researchers Approach Computation’s Limits first appeared on Quanta Magazine
Asterisk
Feeding the World Without Sunlight In 1815, the largest volcanic eruption in recorded history led to harvest failures across the globe....
over a year ago
16
over a year ago
In 1815, the largest volcanic eruption in recorded history led to harvest failures across the globe. Today, a nuclear winter could bring the global food system crashing down. Is it possible to feed the world in the aftermath of a catastrophe?
Tikalon Blog by Dev...
Green Ammonia Ammonia is an important industrial chemical with an estimated worldwide production exceeding 150...
11 months ago
16
11 months ago
Ammonia is an important industrial chemical with an estimated worldwide production exceeding 150 million metric tons. About 70% of ammonia is used to make nitrate fertilizers. Unfortunately, the production of ammonia is energy and it's a major source of carbon dioxide emission. ...
wadertales
Why count shorebirds? A tale from Portugal The Sado Estuary is one of Portugal’s most important wetlands – a key link in the chain of sites...
over a year ago
42
over a year ago
The Sado Estuary is one of Portugal’s most important wetlands – a key link in the chain of sites connecting Africa and the Arctic, on the East Atlantic Flyway. In a paper in Waterbirds, João Belo and colleagues analyse changes in numbers of waders wintering in this estuary over...
Inverted Passion
Notes from the book “Hooked” I re-read the book Hooked by Nir Eyal and these are my notes. 1/ The key question that the book...
a year ago
32
a year ago
I re-read the book Hooked by Nir Eyal and these are my notes. 1/ The key question that the book answers is: how to make habit-forming products. And its answer is a model that involves four stages: a) trigger; b) action; c) variable reward; d) investment 2/ Why should products be...
Quanta Magazine
New Breakthrough Brings Matrix Multiplication Closer to Ideal By eliminating a hidden inefficiency, computer scientists have come up with a new way to multiply...
a year ago
68
a year ago
By eliminating a hidden inefficiency, computer scientists have come up with a new way to multiply large matrices that’s faster than ever. The post New Breakthrough Brings Matrix Multiplication Closer to Ideal first appeared on Quanta Magazine
IEEE Spectrum
50 Years Later, We’re Still Living in the Xerox Alto’s World I’m sitting in front of a computer, looking at its graphical user interface with overlapping windows...
over a year ago
21
over a year ago
I’m sitting in front of a computer, looking at its graphical user interface with overlapping windows on a high-resolution screen. I interact with the computer by pointing and clicking with a mouse and typing on a keyboard. I’m using a word processor with the core features and...
NeuroLogica Blog
Unifying Cognitive Biases Are you familiar with the “lumper vs splitter” debate? This refers to any situation in which there...
over a year ago
86
over 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...
ToughSF
The Laser Revolution Part II: Ground, Sea and Grid The revolution continues! Warfare on the ground and sea will be heavily affected by megawatt-class...
2 weeks ago
12
2 weeks ago
The revolution continues! Warfare on the ground and sea will be heavily affected by megawatt-class lasers in the next two decades or so. And, as we'll see, there are transformative applications in industry, energy generation, transportation and remote sensing. Beams on the...
Yale e360
Birds vs. Wind Turbines: New Research Aims to Prevent Conflict Window collisions and cats kill more birds than wind farms do, but ornithologists say turbine...
a week ago
4
a week ago
Window collisions and cats kill more birds than wind farms do, but ornithologists say turbine impacts must be taken seriously. Scientists are testing a range of technologies to reduce bird strikes — from painting stripes to using artificial intelligence — to keep birds safe. Read...
Out-of-Pocket Blog
Running Tests on Generative AI with Autoblocks | Out-Of-Pocket How can we keep these bots in check??
2 months ago
Yale e360
With Sea Ice Melting, Killer Whales Are Moving Into the Arctic Killer whales have begun to migrate farther into previously icy regions of the Arctic, preying on...
4 months ago
3
4 months ago
Killer whales have begun to migrate farther into previously icy regions of the Arctic, preying on narwhal, beluga, and bowhead. Scientists say their increasing numbers could shift food webs in ways that affect both endangered whale populations and subsistence Inuit hunters. Read...
symmetry magazine
Listening to the radio on the far side of the moon LuSEE-Night will demonstrate whether an experiment to search for ancient radio signals can survive...
a year ago
37
a year ago
LuSEE-Night will demonstrate whether an experiment to search for ancient radio signals can survive the moon’s unforgiving environment.
ToughSF
The Laser Revolution Part I: Megawatt beams to the skies There’s a laser revolution coming: a time when megawatt-scale beams will radically transform how we ...
4 weeks ago
16
4 weeks ago
There’s a laser revolution coming: a time when megawatt-scale beams will radically transform how we produce electricity, conduct war and even upset the nuclear world order. All they have to do it reach a certain convergence of price and power. And by current projections, it...
symmetry magazine
CERN opens Science Gateway About 1,400 people attended the grand opening of CERN’s new science education center.
a year ago
Quanta Magazine
Big Advance on Simple-Sounding Math Problem Was a Century in the Making A new proof about prime numbers illuminates the subtle relationship between addition and...
8 months ago
76
8 months ago
A new proof about prime numbers illuminates the subtle relationship between addition and multiplication — and raises hopes for progress on the famous abc conjecture. The post Big Advance on Simple-Sounding Math Problem Was a Century in the Making first appeared on...
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...
6 months ago
63
6 months 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...
Quanta Magazine
Maze Proof Establishes a ‘Backbone’ for Statistical Mechanics Four mathematicians have estimated the chances that there’s a clear path through a random maze. ...
a year ago
36
a year ago
Four mathematicians have estimated the chances that there’s a clear path through a random maze. The post Maze Proof Establishes a ‘Backbone’ for Statistical Mechanics first appeared on Quanta Magazine
Yale e360
Deadly Encounter: Mountain Lion Attacks Spark Controversy A mountain lion attack that killed a young California man last year has reignited a debate over how...
4 months ago
1
4 months ago
A mountain lion attack that killed a young California man last year has reignited a debate over how the big cats should be managed. Some are calling for renewed hunting of the animals, while others are advocating nonlethal methods of instilling a fear of humans in the big...
Sean Carroll
George B. Field, 1929-2024 George Field, brilliant theoretical astrophysicist and truly great human being, passed away on the...
10 months ago
78
10 months ago
George Field, brilliant theoretical astrophysicist and truly great human being, passed away on the morning of July 31. He was my Ph.D. thesis advisor and one of my favorite people in the world. I often tell my own students that the two most important people in your life who you...
Out-of-Pocket Blog
The Issue With The COVID Bailout | Out-Of-Pocket A WHOLE NEW WORLD, A NEW PANDEMIC POINT OF VIEW
a year ago
Wanderingspace
The Green Light of Day Image of tire tracks on Mars with an unusual green tone. . Taken by Perseverance on February 4th.
over a year ago
34
over a year ago
Image of tire tracks on Mars with an unusual green tone. . Taken by Perseverance on February 4th.
Yale e360
On a Dammed River, Amazon Villagers Fight to Restore the Flow Indigenous communities that rely on the natural flow of the Xingu River have long fought the Belo...
2 months ago
4
2 months ago
Indigenous communities that rely on the natural flow of the Xingu River have long fought the Belo Monte dam in Brazil. With the dam now up for relicensing, they are urging the government to allow more water to flow, which would help revive the river and their way of life. Read...
NeuroLogica Blog
AI Humor It’s been less than two years (November 2022) since ChatGPT launched. In some ways the new large...
9 months ago
46
9 months ago
It’s been less than two years (November 2022) since ChatGPT launched. In some ways the new large language model (LLM) type of artificial intelligence (AI) applications have been on the steep part of the improvement curve. And yet, they are still LLMs with the same limitations. In...
Uncharted...
Ten New US Cities: 1. Guantanamo City Why we should turn Guantanamo Bay into Guantanamo City
5 months ago
Quanta Magazine
Doubts Grow About the Biosignature Approach to Alien-Hunting Recent controversies bode ill for the effort to detect life on other planets by analyzing the gases...
a year ago
46
a year ago
Recent controversies bode ill for the effort to detect life on other planets by analyzing the gases in their atmospheres. The post Doubts Grow About the Biosignature Approach to Alien-Hunting first appeared on Quanta Magazine
Quanta Magazine
‘Metaphysical Experiments’ Probe Our Hidden Assumptions About Reality Experiments that test physics and philosophy "as a single whole" may be our only route to surefire...
10 months ago
101
10 months ago
Experiments that test physics and philosophy "as a single whole" may be our only route to surefire knowledge about the universe. The post ‘Metaphysical Experiments’ Probe Our Hidden Assumptions About Reality first appeared on Quanta Magazine
Out-of-Pocket Blog
Announcing the Out-Of-Pocket Job Board! | Out-Of-Pocket Recruiting a ton? Get your healthcare jobs in front of the right people
a year ago
NeuroLogica Blog
Electronic Noses I am always sniffing around (pun intended) for new and interesting technology, especially anything...
7 months ago
62
7 months ago
I am always sniffing around (pun intended) for new and interesting technology, especially anything that I think is currently flying under the radar of public awareness but has the potential to transform our world in some way. I think electronic nose technology fits into this...
NeuroLogica Blog
Clickbait and Misinformation Which is worse – clickbaity headlines for news articles that are factually correct, but may be...
a year ago
81
a year 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....
symmetry magazine
Vera C. Rubin Observatory brings the universe to everyone The Rubin Observatory is making education and outreach a top priority.
a year ago
The Works in...
The End of Combustion Vehicles The final section of Ch.2 of Stewart Brand's Maintenance on Books in Progress
a year ago
Yale e360
AI Model Can Predict When Lightning Will Spark Wildfires Researchers have developed an AI model that can predict with 90 percent accuracy when and where...
2 months ago
6
2 months ago
Researchers have developed an AI model that can predict with 90 percent accuracy when and where lightning will ignite wildfires. Read more on E360 →
NeuroLogica Blog
Roleplaying Games May Help Autistic People Gotta love the title of this paper: “A critical hit: Dungeons and Dragons as a buff for autistic...
9 months ago
61
9 months ago
Gotta love the title of this paper: “A critical hit: Dungeons and Dragons as a buff for autistic people“. Dungeons & Dragons (D&D) is a tabletop roleplaying game where a small group of people each play characters adventuring in an imaginary world run by the dungeon master (DM)....
Yale e360
Scientists Engineer Crops to Consume More Carbon Dioxide Scientists have engineered sugarcane and sorghum to take advantage of rising levels of carbon...
5 months ago
3
5 months ago
Scientists have engineered sugarcane and sorghum to take advantage of rising levels of carbon dioxide, allowing these crops to grow bigger. Read more on E360 →
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...
a year ago
99
a year 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
This Little Mars Rover Stayed Home Sojourner sent back photos of the Martian surface during the summer of 1997. I was not alone. The...
2 weeks ago
8
2 weeks ago
Sojourner sent back photos of the Martian surface during the summer of 1997. I was not alone. The servers at NASA’s Jet Propulsion Lab slowed to a crawl when they got more than 47 million hits (a record number!) from people attempting to download those early images of the Red...
Quanta Magazine
Why Everything in the Universe Turns More Complex A new suggestion that complexity increases over time, not just in living organisms but in the...
2 months ago
33
2 months ago
A new suggestion that complexity increases over time, not just in living organisms but in the nonliving world, promises to rewrite notions of time and evolution. The post Why Everything in the Universe Turns More Complex first appeared on Quanta Magazine
Beautiful Public...
The GOES-16 Weather Satellite Satellites used to observe weather are so ubiquitous it is easy to take them for granted. GOES-16 is...
over a year ago
71
over a year ago
Satellites used to observe weather are so ubiquitous it is easy to take them for granted. GOES-16 is worthy of your attention.
brr
Cape Crozier A nearby field camp, and my first helicopter flight!
over a year ago
symmetry magazine
Muon g-2 doubles down with latest measurement, explores uncharted territory Fermilab's Muon g-2 experiment brings particle physics closer to a showdown between theory and...
a year ago
The Works in...
How Poor Maintenance Loses Wars - 2022, Ukraine Maintains A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
The Works in...
Issue 10: One word—plastics. Plus: France's baby bust, why we empathise with animals, building infrastructure faster, and more.
over a year ago
Quanta Magazine
Flow Proof Helps Mathematicians Find Stability in Chaos A series of new papers describes how to fully characterize key dynamical systems with relatively...
over a year ago
43
over a year ago
A series of new papers describes how to fully characterize key dynamical systems with relatively little data. The post Flow Proof Helps Mathematicians Find Stability in Chaos first appeared on Quanta Magazine
The Works in...
How America Made Machines Make Machines A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
Wanderingspace
The First Ever Real-Time Video from Another Planet When you watch this video, if you find yourself thinking of the Apollo moon landings— here is why:...
over a year ago
34
over a year ago
When you watch this video, if you find yourself thinking of the Apollo moon landings— here is why: this is the first real-time video taken from another world since 1972, and this is the first ever taken on another planet. Most “video” you see from other planetary missions are...
Out-of-Pocket Blog
More 2022 predictions | Out-Of-Pocket A curation of your 2022 predictions
a year ago
Asterisk
Prediction Markets Have an Elections Problem Weeks after it was clear that Donald Trump lost the 2020 election, you could still make pennies on...
a year ago
15
a year ago
Weeks after it was clear that Donald Trump lost the 2020 election, you could still make pennies on the dollar betting Joe Biden would win. Why doesn’t smart money drive out dumb money in election markets?
Out-of-Pocket Blog
Silly little rules in healthcare | Out-Of-Pocket The industry is chock full of ‘em, here's 3
a year ago
Quanta Magazine
Topologists Tackle the Trouble With Poll Placement Mathematicians are using topological abstractions to find places where it’s hard to vote. ...
a year ago
53
a year ago
Mathematicians are using topological abstractions to find places where it’s hard to vote. The post Topologists Tackle the Trouble With Poll Placement first appeared on Quanta Magazine
Uncharted...
Where to Build 10 New Cities in the US, Part 1 Plus vote on new types of content for Uncharted Territories!
5 months ago
NeuroLogica Blog
The Neuroscience of Constructed Languages Language is an interesting neurological function to study. No animal other than humans has such a...
2 months ago
25
2 months ago
Language is an interesting neurological function to study. No animal other than humans has such a highly developed dedicated language processing area, or languages as complex and nuanced as humans. Although, whale language is more complex than we previously thought, but still not...
The Works in...
Rust never sleeps A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
Marine Madness
Cownose rays at Bristol Aquarium (video) Watch Bristol Aquarium’s newest residents in action. Bristol Aquarium reopened its doors on May 18...
over a year ago
37
over a year ago
Watch Bristol Aquarium’s newest residents in action. Bristol Aquarium reopened its doors on May 18 after being closed for months due to the Covid-19 pandemic, meaning visitors were finally allowed to return and see their favourite ocean creatures up close. But during the...
nanoscale views
US science situation updates and what's on deck Many things have been happening in and around US science.  This is a non-exhaustive list of recent...
2 months ago
19
2 months ago
Many things have been happening in and around US science.  This is a non-exhaustive list of recent developments and links: There have been very large scale personnel cuts across HHS, FDA, CDC, NIH - see here.  This includes groups like the people who monitor lead in drinking...
Damn Interesting
The Unceasing Cessna Hacienda Warren “Doc” Bayley was a man of the people. When he and his wife Judy opened their Las Vegas resort...
over a year ago
27
over a year ago
Warren “Doc” Bayley was a man of the people. When he and his wife Judy opened their Las Vegas resort in 1956, Bayley had no plans to compete with the flashier, corporate casinos at the center of the Strip. Instead, the Hacienda Hotel catered to families, as well as to locals who...
Quanta Magazine
A New Map of the Universe, Painted With Cosmic Neutrinos Physicists finally know where at least some of these high-energy particles come from, which helps...
a year ago
40
a year ago
Physicists finally know where at least some of these high-energy particles come from, which helps make the neutrinos useful for exploring fundamental physics. The post A New Map of the Universe, Painted With Cosmic Neutrinos first appeared on Quanta Magazine
Quanta Magazine
What Is the Nature of Time? Time is all around us: in the language we use, in the memories we revisit and in our predictions of...
a year ago
91
a year ago
Time is all around us: in the language we use, in the memories we revisit and in our predictions of the future. But what exactly is it? The physicist and Nobel laureate Frank Wilczek joins Steve Strogatz to discuss the fundamental hallmarks of time. The post What Is...
Quantum Frontiers
Lessons in frustration Assa Auerbach’s course was the most maddening course I’ve ever taken.  I was a master’s student in...
4 months ago
33
4 months ago
Assa Auerbach’s course was the most maddening course I’ve ever taken.  I was a master’s student in the Perimeter Scholars International program at the Perimeter Institute for Theoretical Physics. Perimeter trotted in world experts to lecture about modern physics. Many … Continue...
Yale e360
'Green Grab': Solar and Wind Boom Sparks Conflicts on Land Use Solar and wind farms are proliferating and increasingly taking up land worldwide, prompting...
3 months ago
4
3 months ago
Solar and wind farms are proliferating and increasingly taking up land worldwide, prompting criticism from rural communities and environmentalists. Solutions range from growing crops or grazing livestock under PV panels to putting floating solar farms on lakes and...
Quanta Magazine
Michel Talagrand Wins Abel Prize for Work Wrangling Randomness The French mathematician spent decades developing a set of tools now widely used for taming random...
a year ago
60
a year ago
The French mathematician spent decades developing a set of tools now widely used for taming random processes. The post Michel Talagrand Wins Abel Prize for Work Wrangling Randomness first appeared on Quanta Magazine
IEEE Spectrum
35 Years Ago, Researchers Used Brain Waves to Control a Robot Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the...
a year ago
24
a year ago
Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the vision became a reality. IEEE Life Senior Member Stevo Bozinovski and Members Mihail Sestakov and Dr. Liljana Bozinovska used a student volunteer’s electroencephalogram (EEG)...
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
22
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...
NeuroLogica Blog
The Problem with Self-Diagnosis The recent discussions about autism have been fascinating, partly because there is a robust...
a month ago
16
a month ago
The recent discussions about autism have been fascinating, partly because there is a robust neurodiversity community who have very deep, personal, and thoughtful opinions about the whole thing. One of the issues that has come up after we discussed this on the SGU was that of...
Out-of-Pocket Blog
Yet Another Teladongo Take | Out-Of-Pocket You haven't read enough of them
a year ago
Explorations of an...
A Month In Northern Peru, Part 12: Cleaning Up The Remaining Marañón Endemics (February 14-15, 2024) February 14, 2024 (continued) It doesn't matter how much time we spend on the verdant, east slope of...
4 months ago
17
4 months ago
February 14, 2024 (continued) It doesn't matter how much time we spend on the verdant, east slope of the Andes. It is just never enough time. Our five days between the highland town of Pomacochas and the lower foothills near Pueblo Aguas Verdes were amazing, full of incredible...
Beautiful Public...
Mapping Volcano Eruptions With Drones Drones have become an essential tool to map, measure and observe the extremely dangerous...
over a year ago
117
over a year ago
Drones have become an essential tool to map, measure and observe the extremely dangerous environments surrounding volcanic eruptions.
Yale e360
Push to Rewild in Wealthy Countries Fueling Destruction in Poorer Ones A new study details how, as wealthy countries rewild farmland, they are driving the destruction of...
3 months ago
3
3 months ago
A new study details how, as wealthy countries rewild farmland, they are driving the destruction of forests in poorer countries that are more abundant in wildlife. Read more on E360 →
Asterisk
Democracy by Mistake Most political scientists see democracy as the natural consequence of economic development or the...
a year ago
15
a year ago
Most political scientists see democracy as the natural consequence of economic development or the result of strategic and rational choice. A detailed look through history suggests democracy emerges as often as not by another path: human error.
Blog - Practical...
What’s the Deal with Base Plates? [Note that this article is a transcript of the video embedded above.] A lot of engineering focuses...
6 months ago
102
6 months ago
[Note that this article is a transcript of the video embedded above.] A lot of engineering focuses on structural members. How wide is this beam? How tall is this column? But some of the most important engineering decisions are in how to connect those members together. Take a...
Many Worlds
The Makeup of Red Dwarf Solar Systems May Seriously Limit the Formation of Habitable Planets Jupiter is often described as the “big brother” planet of our solar system that made the formation...
over a year ago
24
over a year ago
Jupiter is often described as the “big brother” planet of our solar system that made the formation and evolution of Earth possible. In the early days of the solar system, massive Jupiter helped the planet grow rapidly while serving as a gravity well that shielded the planet from...
Blog - Practical...
The Hidden Engineering of Landfills [Note that this article is a transcript of the video embedded above.] This is the Puente Hills...
9 months ago
68
9 months ago
[Note that this article is a transcript of the video embedded above.] This is the Puente Hills Landfill outside of Los Angeles, California. The first truckload of trash was dumped here in 1957, and the trucks just kept coming. For more than five decades, if you threw something...
NeuroLogica Blog
Luminescent Solar Concentrators for Solar Power Solar power is on the upswing. In 2023, 407–446 GW of solar power was installed globally, bringing...
10 months ago
70
10 months ago
Solar power is on the upswing. In 2023, 407–446 GW of solar power was installed globally, bringing the total to 1.6 TWdc. To put this into perspective, this was 55% of new power capacity added to energy production. For the first time, a renewable energy source contributed the...
NeuroLogica Blog
Scammers on the Rise Good rule of thumb – assume it’s a scam. Anyone who contacts you, or any unusual encounter, assume...
a year ago
73
a year ago
Good rule of thumb – assume it’s a scam. Anyone who contacts you, or any unusual encounter, assume it’s a scam and you will probably be right. Recently I was called on my cell phone by someone claiming to be from Venmo. They asked me to confirm if I had just made two fund...
The Works in...
Communities of Practice: The Soul of Maintaining a New Machine The first section of Ch. 3 of Stewart Brand’s Maintenance on Books in Progress
10 months ago
The Works in...
The dysfunctional tiger How to upzone Hong Kong
a month ago
Asterisk
Culture Studies Montessori classrooms don’t have much in common with the Jesuit colleges of early modern Europe. But...
10 months ago
14
10 months ago
Montessori classrooms don’t have much in common with the Jesuit colleges of early modern Europe. But students in both settings learn more than a core curriculum — instead they’re taught a distinctive culture. And then they pass it on.
NeuroLogica Blog
Marmosets Call Each Other By Name Humans identify and call each other by specific names. So far this advanced cognitive behavior has...
9 months ago
61
9 months ago
Humans identify and call each other by specific names. So far this advanced cognitive behavior has only been identified in a few other species, dolphins, elephants, and some parrots. Interestingly, it has never been documented in our closest relatives, non-human primates – that...
Beautiful Public...
14,000 Photos of Army Uniforms and Rations from the 70s and 80s An incredible archive of 14,000 photos of Army uniforms, military gear and rations from the 70s and...
6 months ago
NeuroLogica Blog
What Is Orbitronics You have definitely heard of electronics. You may (if you are a tech nerd like me) have heard of...
8 months ago
63
8 months ago
You have definitely heard of electronics. You may (if you are a tech nerd like me) have heard of spintronics and photonics. Now there is also the possibility of orbitronics. What do these cool-sounding words mean? Electronic technology is one of those core technologies that has...
brr
The Last Egg Five more months until freshies...
over a year ago
Uncharted...
Ten New US Cities: 3. Presidio The fastest wealth creation in the history of humanity
5 months ago
IEEE Spectrum
How Antivirus Software Has Changed With the Internet We live in a world filled with computer viruses, and antivirus software is almost as old as the...
5 months ago
62
5 months ago
We live in a world filled with computer viruses, and antivirus software is almost as old as the Internet itself: The first version of what would become McAfee antivirus came out in 1987—just four years after the Internet booted up. For many of us, antivirus software is an...
wadertales
When mates behave differently Iceland’s 40,000 Oystercatchers are an interesting mix of resident birds and migrants, providing an...
over a year ago
45
over a year ago
Iceland’s 40,000 Oystercatchers are an interesting mix of resident birds and migrants, providing an ideal system in which to study the costs and benefits of the two options, and to try to work out what influences whether an individual becomes a ‘resident’ or a ‘migrant’. I’ve...
NeuroLogica Blog
Latest Gallup Creationism Poll Surveys are always tricky because how you ask a question can have a dramatic impact on how people...
10 months ago
64
10 months ago
Surveys are always tricky because how you ask a question can have a dramatic impact on how people answer. But it is useful to ask the exact same question over a long period of time, because that can indicate how public attitudes are changing. This is one of the benefits of...
Yale e360
In a First, Chimps Found Sharing Fermented Fruit For the first time, wild chimpanzees have been caught on film sharing fermented fruit. The footage...
a month ago
5
a month ago
For the first time, wild chimpanzees have been caught on film sharing fermented fruit. The footage comes from Cantanhez National Park in the West African nation of Guinea-Bissau, where camera traps recorded chimps eating fermented breadfruit together on 10 separate...
Quanta Magazine
The Cryptographer Who Ensures We Can Trust Our Computers Yael Tauman Kalai’s breakthroughs secure our digital world, from cloud computing to our quantum...
a year ago
26
a year ago
Yael Tauman Kalai’s breakthroughs secure our digital world, from cloud computing to our quantum future. The post The Cryptographer Who Ensures We Can Trust Our Computers first appeared on Quanta Magazine
Quanta Magazine
The Usefulness of a Memory Guides Where the Brain Saves It New research finds that the memories useful for future generalizations are held in the brain...
a year ago
59
a year ago
New research finds that the memories useful for future generalizations are held in the brain separately from those recording unusual events. The post The Usefulness of a Memory Guides Where the Brain Saves It 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...
a year ago
42
a year 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...
The Roots of...
What I’ve been reading, May 2023 This is a monthly feature. As usual, I’ve omitted recent blog posts and such, which you can find in...
over a year ago
64
over a year ago
This is a monthly feature. As usual, I’ve omitted recent blog posts and such, which you can find in my links digests. John Gall, The Systems Bible (2012), aka Systemantics, 3rd ed. A concise, pithy collection of wisdom about “systems”, mostly human organizations, projects, and...
Yale e360
Peruvian Farmer Sues German Energy Giant Over Its Role in Climate Change Hearings began Monday in a landmark climate case in Hamm, Germany, where a Peruvian farmer is suing...
3 months ago
1
3 months ago
Hearings began Monday in a landmark climate case in Hamm, Germany, where a Peruvian farmer is suing energy giant RWE over its role in warming. Read more on E360 →
symmetry magazine
Antimatter falls down Results from the ALPHA experiment confirm that matter and antimatter react to gravity in a similar...
a year ago
23
a year ago
Results from the ALPHA experiment confirm that matter and antimatter react to gravity in a similar way.
Quanta Magazine
The Jagged, Monstrous Function That Broke Calculus In the late 19th century, Karl Weierstrass invented a fractal-like function that was decried as...
4 months ago
70
4 months ago
In the late 19th century, Karl Weierstrass invented a fractal-like function that was decried as nothing less than a “deplorable evil.” In time, it would transform the foundations of mathematics. The post The Jagged, Monstrous Function That Broke Calculus first...
NeuroLogica Blog
Artificial Robotic Muscles By now we have all seen the impressive robot videos, such as the ones from Boston Dynamics, in which...
9 months ago
68
9 months ago
By now we have all seen the impressive robot videos, such as the ones from Boston Dynamics, in which robots show incredible flexibility and agility. These are amazing, but I understand they are a bit like trick-shot videos – we are being shown the ones that worked, which may not...
Blog - Practical...
Why Are Texas Interchanges Texas So Tall? [Note that this article is a transcript of the video embedded above.] This is the Dallas High Five,...
10 months ago
94
10 months ago
[Note that this article is a transcript of the video embedded above.] This is the Dallas High Five, one of the tallest highway interchanges in the world. It gets its name from the fact that there are five different levels of roadways crossing each other in this one spot. In some...
Quanta Magazine
Complexity Theory’s 50-Year Journey to the Limits of Knowledge How hard is it to prove that problems are hard to solve? Meta-complexity theorists have been asking...
a year ago
43
a year ago
How hard is it to prove that problems are hard to solve? Meta-complexity theorists have been asking questions like this for decades. A string of recent results has started to deliver answers. The post Complexity Theory’s 50-Year Journey to the Limits of Knowledge...
Quanta Magazine
How the Universe Differs From Its Mirror Image From living matter to molecules to elementary particles, the world is made of “chiral” objects that...
a month ago
17
a month ago
From living matter to molecules to elementary particles, the world is made of “chiral” objects that differ from their reflected forms. The post How the Universe Differs From Its Mirror Image first appeared on Quanta Magazine
NeuroLogica Blog
3D Printed Rocket Launches This is one of those technology news stories where the implications of the technology is greater...
over a year ago
44
over a year ago
This is one of those technology news stories where the implications of the technology is greater than the thing itself. Relativity Space, a rocket company based in California, launched their first Terran-1 rocket. The launch ultimately failed when the second stage failed to...
SubAnima
Evolution Isn't Always For The Best Evolution is not, I repeat, NOT natural selection
over a year ago
NeuroLogica Blog
Nobel Prize for Attosecond Physics One attosecond (as) is 1×10−18 seconds. An attosecond is to one second what one second is to the age...
a year ago
17
a year ago
One attosecond (as) is 1×10−18 seconds. An attosecond is to one second what one second is to the age of the universe. It is an extremely tiny slice of time. This year’s Nobel Prize in physics goes to three scientists, Pierre Agostini, Ferenc Krausz, and Anne L’Huillier, whose...
NeuroLogica Blog
Bill Gates Backs Nuclear No one ever said that nuclear power is simple or easy. It’s a tricky and expensive technology. But...
a year ago
91
a year ago
No one ever said that nuclear power is simple or easy. It’s a tricky and expensive technology. But it also has tremendous potential to create large amounts of reliable green low carbon energy, and many believe that we cannot ignore this potential if we are going to tackle climate...
IEEE Spectrum
The Cheesy Charm of the Clapper “Clap on! Clap off! Clap on! Clap off! The Clapper!” This 1980s earworm of a jingle touted a gadget...
a year ago
151
a year ago
“Clap on! Clap off! Clap on! Clap off! The Clapper!” This 1980s earworm of a jingle touted a gadget to turn your lights, your TV, or any other electrical device on or off with the clap of your hands. If you watched any amount of American television back then, you probably saw the...
Blog - Practical...
Every Construction Machine Explained in 15 Minutes [Note that this article is a transcript of the video embedded above.] We talk about a lot of big...
a year ago
42
a year ago
[Note that this article is a transcript of the video embedded above.] We talk about a lot of big structures on this channel. But, it takes a lot of big tools to build the roads, dams, sewage lift stations, and every other part of the constructed environment. To me, there’s almost...
Asterisk
What We Owe The Future William MacAskill’s latest book presents itself as an introduction to the burgeoning longtermist...
over a year ago
16
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.
Quanta Magazine
Computer Scientists Establish the Best Way to Traverse a Graph Dijkstra’s algorithm was long thought to be the most efficient way to find a graph’s best routes....
7 months ago
54
7 months ago
Dijkstra’s algorithm was long thought to be the most efficient way to find a graph’s best routes. Researchers have now proved that it’s “universally optimal.” The post Computer Scientists Establish the Best Way to Traverse a Graph first appeared on Quanta Magazine
ToughSF
Nuclear Reactor Lasers: from Fission to Photon Nuclear reactor lasers are devices that can generate lasers from nuclear energy with little to no...
over a year ago
15
over a year ago
Nuclear reactor lasers are devices that can generate lasers from nuclear energy with little to no intermediate conversion steps.  We work out just how effective they can be, and how they stack up against conventional electrically-powered lasers. You might want to re-think your...
Quantum Frontiers
May I have this dance? This July, I came upon a museum called the Haus der Musik in one of Vienna’s former palaces. The...
a year ago
51
a year ago
This July, I came upon a museum called the Haus der Musik in one of Vienna’s former palaces. The museum contains a room dedicated to Johann Strauss II, king of the waltz. The room, dimly lit, resembles a twilit gazebo. … Continue reading →
Yale e360
U.S. Wind and Solar Overtake Coal Power In a first, the U.S. saw wind and solar supply more power than coal last year, according to a new...
5 months ago
1
5 months ago
In a first, the U.S. saw wind and solar supply more power than coal last year, according to a new analysis. But even as renewables made gains, U.S. emissions stayed flat owing to rising demand for energy. Read more on E360 →
Yale e360
Exposure to Air Pollution Can Make It Harder to Focus, Study Finds A person’s ability to focus on everyday tasks is affected by short-term exposure to air pollution, a...
4 months ago
4
4 months ago
A person’s ability to focus on everyday tasks is affected by short-term exposure to air pollution, a study has found. Read more on E360 →
ToughSF
Thermal Decomposition of CO2 with Nuclear Heat A lot of effort must and will be put into combating climate change. We can however directly attack...
over a year ago
13
over a year ago
A lot of effort must and will be put into combating climate change. We can however directly attack the root cause of it by reducing the amount of CO2 that we have released into the atmosphere. We can enlist the help of ultra-high-temperature nuclear reactors to do this rapidly...
nanoscale views
Quick survey - machine shops and maker spaces Recent events are very dire for research at US universities, and I will write further about those,...
2 weeks ago
11
2 weeks ago
Recent events are very dire for research at US universities, and I will write further about those, but first a quick unrelated survey for those at such institutions.  Back in the day, it was common for physics and some other (mechanical engineering?) departments to have machine...
Asterisk
The Making of Community Notes The team that built X’s Community Notes talks about their design process and the philosophy behind...
7 months ago
17
7 months ago
The team that built X’s Community Notes talks about their design process and the philosophy behind their approach to combatting false information on the platform.
Quantum Frontiers
How writing a popular-science book led to a Nature Physics paper Several people have asked me whether writing a popular-science book has fed back into my research....
2 months ago
28
2 months ago
Several people have asked me whether writing a popular-science book has fed back into my research. Nature Physics published my favorite illustration of the answer this January. Here’s the story behind the paper. In late 2020, I was sitting by … Continue reading →
Yale e360
A.I. Is Quietly Powering a Revolution in Weather Prediction Weather forecasts powered by artificial intelligence are usually more accurate — and require less...
2 months ago
3
2 months ago
Weather forecasts powered by artificial intelligence are usually more accurate — and require less computational energy and fewer human hours — than conventional predictions. But questions remain about A.I. systems’ reliability and their ability to forecast extreme weather...
The Roots of...
Highlights from The Industrial Revolution, by T. S. Ashton The Industrial Revolution, 1760-1830, by Thomas S. Ashton, is classic in the field, published in...
a year ago
37
a year ago
The Industrial Revolution, 1760-1830, by Thomas S. Ashton, is classic in the field, published in 1948. Here are some of my highlights from it. (Emphasis in bold added by me.) The role of chance What was the role of chance in the inventions of the Industrial Revolution? It is true...
Yale e360
In Mexico’s ‘Avocado Belt,’ Villagers Stand Up to Protect Their Lands A boom in avocado production in Mexico has led to illegal deforestation and an influx of drug...
a month ago
6
a month ago
A boom in avocado production in Mexico has led to illegal deforestation and an influx of drug cartels dominating the lucrative trade. But Indigenous communities have fought back against the gangs and turned to traditional practices to grow avocados and save their forests.  Read...
ToughSF
Lasers, Mirrors and Star Pyramids Lasers can hit targets at extreme ranges, at the fastest speed possible. They are ideal weapons for...
over a year ago
13
over a year ago
Lasers can hit targets at extreme ranges, at the fastest speed possible. They are ideal weapons for space warfare.  However, everyone knows that lasers bounce off mirrors... does this make lasers useless? The post is inspired by the discussion that arose from the conclusions...
Blog - Practical...
Was Starship’s Stage Zero a Bad Pad? [Note that this article is a transcript of the video embedded above.] On April 20, 2023, SpaceX...
a year ago
84
a year ago
[Note that this article is a transcript of the video embedded above.] On April 20, 2023, SpaceX launched it’s first orbital test flight of its Starship spacecraft from Boca Chica on the gulf coast of Texas. You probably saw this, if not live, at least in the stunning videos that...
NeuroLogica Blog
Serial Dependence Bias As I have discussed numerous times on this blog, our brains did not evolve to be optimal precise...
over a year ago
41
over a year ago
As I have discussed numerous times on this blog, our brains did not evolve to be optimal precise perceivers and processors of information. Here is an infographic showing 188 documents cognitive biases. These biases are not all bad – they are tradeoffs. Evolutionary forces care...
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...
a year ago
36
a year 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
Andrew Fraknoi –...
128 New Moons Found Around Saturn An international team of astronomers announced recently that they had discovered 128 new, small...
2 months ago
23
2 months ago
An international team of astronomers announced recently that they had discovered 128 new, small moons orbiting the planet Saturn.  That brings the total number of moons known around the ringed planet to 274, breaking all planetary records. Jupiter, the runner-up, has “only” 95...
IEEE Spectrum
Inside the Three-Way Race to Create the Most Widely Used Laser The semiconductor laser, invented more than 60 years ago, is the foundation of many of today’s...
11 months ago
65
11 months ago
The semiconductor laser, invented more than 60 years ago, is the foundation of many of today’s technologies including barcode scanners, fiber-optic communications, medical imaging, and remote controls. The tiny, versatile device is now an IEEE Milestone. The possibilities of...
Quantum Frontiers
A classical foreshadow of John Preskill’s Bell Prize Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John...
a year ago
45
a year ago
Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John Preskill, Richard P. Feynman Professor of Theoretical Physics at Caltech, has been named the 2024 John Stewart Bell Prize recipient. The prize honors John’s contributions in … Continue...
Quanta Magazine
The Geometric Tool That Solved Einstein’s Relativity Problem Tensors are used all over math and science to reveal hidden geometric truths. What are they? ...
10 months ago
77
10 months ago
Tensors are used all over math and science to reveal hidden geometric truths. What are they? The post The Geometric Tool That Solved Einstein’s Relativity Problem first appeared on Quanta Magazine
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....
over a year ago
57
over 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...
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
43
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...
nanoscale views
March Meeting 2025, Day 3 Another busy day at the APS Global Physics Summit.  Here are a few highlights: Shahal Ilani of the...
3 months ago
21
3 months ago
Another busy day at the APS Global Physics Summit.  Here are a few highlights: Shahal Ilani of the Weizmann gave an absolutely fantastic talk about his group's latest results from their quantum twisting microscope.  In a scanning tunneling microscope, because tunneling happens...
Quanta Magazine
Is Gravity Just Entropy Rising? Long-Shot Idea Gets Another Look. A new argument explores how the growth of disorder could cause massive objects to move toward one...
5 days ago
6
5 days ago
A new argument explores how the growth of disorder could cause massive objects to move toward one another. Physicists are both interested and skeptical. The post Is Gravity Just Entropy Rising? Long-Shot Idea Gets Another Look. first appeared on Quanta Magazine
Quanta Magazine
In the Gut’s ‘Second Brain,’ Key Agents of Health Emerge Sitting alongside the neurons in your enteric nervous system are underappreciated glial cells, which...
a year ago
33
a year ago
Sitting alongside the neurons in your enteric nervous system are underappreciated glial cells, which play key roles in digestion and disease that scientists are only just starting to understand. The post In the Gut’s ‘Second Brain,’ Key Agents of Health Emerge first...
Quanta Magazine
Hopes of Big Bang Discoveries Ride on a Future Spacecraft Physicists and cosmologists will have a new probe of primordial processes when Europe launches the...
a year ago
101
a year ago
Physicists and cosmologists will have a new probe of primordial processes when Europe launches the Laser Interferometer Space Antenna (LISA) next decade. The post Hopes of Big Bang Discoveries Ride on a Future Spacecraft first appeared on Quanta Magazine
Sean Carroll
New Course: The Many Hidden Worlds of Quantum Mechanics In past years I’ve done several courses for The Great Courses/Wondrium (formerly The Teaching...
a year ago
27
a year ago
In past years I’ve done several courses for The Great Courses/Wondrium (formerly The Teaching Company): Dark Matter and Dark Energy, Mysteries of Modern Physics:Time, and The Higgs Boson and Beyond. Now I’m happy to announce a new one, The Many Hidden Worlds of Quantum Mechanics....
Casey Handmer's blog
Potentially undervalued companies I am routinely solicited for my technical opinion on new and interesting technologies and companies...
9 months ago
26
9 months ago
I am routinely solicited for my technical opinion on new and interesting technologies and companies developing them. 90% of the time, my answer is “I don’t know” but it continues to concern me that aspects of technical feasibility are evidently not legible to financial types (and...
Yale e360
Ten Remarkable Plants and Fungi Named by Science This Year In 2024, researchers at the Royal Botanic Gardens, Kew, recorded 172 new species of plants and fungi...
5 months ago
3
5 months ago
In 2024, researchers at the Royal Botanic Gardens, Kew, recorded 172 new species of plants and fungi across the globe, from England to Cameroon. Read more on E360 →
SubAnima
How NOT To Think About Cells Are we all just running on molecular clockwork?
over a year ago
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
26
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
NeuroLogica Blog
Using CRISPR To Treat HIV CRISPR has been big scientific news since it was introduced in 2012. The science actually goes back...
a year ago
47
a year ago
CRISPR has been big scientific news since it was introduced in 2012. The science actually goes back to 1987, but the CRISPR/Cas9 system was patented in 2012, and the developers won the Noble Prize in Chemistry in 2020. The system gives researchers the ability to quickly and...
Confessions of a...
Marine Ecology or Marine Biology….what’s the difference!?!?!? A few of you may be wondering why the blog is called ‘Confessions of a Marine Ecologist” and not...
over a year ago
45
over a year ago
A few of you may be wondering why the blog is called ‘Confessions of a Marine Ecologist” and not ‘Confessions of a Marine Biologist”.  After all, if you ask a group of school kids what they want to be when they grow up, more than a handful would happily answer “marine biologist”,...
Yale e360
Trump Administration Fires Hundreds of Climate and Weather Specialists The Trump administration has re-fired hundreds of probationary workers at NOAA after a court ruling...
2 months ago
3
2 months ago
The Trump administration has re-fired hundreds of probationary workers at NOAA after a court ruling cleared the way. Read more on E360 →
Cremieux Recueil
Nutrition Beliefs Are Just-So Stories But everyone wishes they weren't!
2 months ago
NeuroLogica Blog
SpaceX Tests Super Heavy Booster Last Thursday SpaceX successfully conducted the most significant test firing of its Heavy Booster...
over a year ago
37
over a year ago
Last Thursday SpaceX successfully conducted the most significant test firing of its Heavy Booster rocket to date. The rocket sports 33 Raptor 2 engines. During the test, 31 of them fired. One engine failed, and one was shut down. According to SpaceX, even with 31 engines the...
NeuroLogica Blog
UFOs and the Pandemic Did UFO reporting increase during the pandemic? A group of researchers set out to answer that...
over a year ago
34
over a year ago
Did UFO reporting increase during the pandemic? A group of researchers set out to answer that question, and recently published their results. Their hypothesis was two-fold, including the notion that people had more free time during the shutdown and perhaps spent more time out...
Uncharted...
Where Geniuses Hide Today Where are today’s Michelangelos?
6 months ago
NeuroLogica Blog
Science News in 2023 This is not exactly a “best of” because I don’t know how that applies to science news, but here are...
a year ago
25
a year ago
This is not exactly a “best of” because I don’t know how that applies to science news, but here are what I consider to be the most impactful science news stories of 2023 (or at least the ones that caught by biased attention). This was a big year for medical breakthroughs. We are...
Out-of-Pocket Blog
OOP Slack final reminder | Out-Of-Pocket it's the final countdownnnnn
a year ago
Quanta Magazine
How Much Energy Does It Take To Think? Studies of neural metabolism reveal our brain’s effort to keep us alive and the evolutionary...
a week ago
8
a week ago
Studies of neural metabolism reveal our brain’s effort to keep us alive and the evolutionary constraints that sculpted our most complex organ. The post How Much Energy Does It Take To Think? first appeared on Quanta Magazine
Quanta Magazine
What Is Analog Computing? You don’t need 0s and 1s to perform computations, and in some cases it’s better to avoid them. ...
10 months ago
90
10 months ago
You don’t need 0s and 1s to perform computations, and in some cases it’s better to avoid them. The post What Is Analog Computing? first appeared on Quanta Magazine
Out-of-Pocket Blog
"We Should Sell To Self-Insured Employers" | Out-Of-Pocket Six Stages Of Health Tech Grief Pt. 2
a year ago
Melting Asphalt
2015 Meta Time for my annual blogging review. And only 11 days late! I'll keep it brief. Blog stats I...
over a year ago
24
over a year ago
Time for my annual blogging review. And only 11 days late! I'll keep it brief. Blog stats I published a paltry six full essays this year. Don't get me wrong: I'm proud of them. But still, six. It would be… Read more ›
NeuroLogica Blog
The Hubble Tension Hubbub There really is a significant mystery in the world of cosmology. This, in my opinion, is a good...
4 months ago
58
4 months ago
There really is a significant mystery in the world of cosmology. This, in my opinion, is a good thing. Such mysteries point in the direction of new physics, or at least a new understanding of the universe. Resolving this mystery – called the Hubble Tension – is a major goal of...
Quanta Magazine
The Year in Computer Science Researchers got a better look at chatbots’ thoughts, amateurs learned just how complicated simple...
6 months ago
93
6 months ago
Researchers got a better look at chatbots’ thoughts, amateurs learned just how complicated simple systems can be, and codes became expert self-fixers. The post The Year in Computer Science first appeared on Quanta Magazine
Asterisk
California vs. Big Soda Sugar-sweetened beverage taxes work. But during the time it took to figure this out, enacting them...
a year ago
13
a year ago
Sugar-sweetened beverage taxes work. But during the time it took to figure this out, enacting them became much harder.
Wanderingspace
Goodbye Ingenuity Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it...
a year ago
64
a year ago
Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it inoperable..
Asterisk
How to Prevent the Next Pandemic Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there...
over a year ago
14
over a year ago
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there are smart ways to prevent it.
Out-of-Pocket Blog
Research papers and the patient perspective | Out-Of-Pocket we can make improvements with some better studies
a year ago
Blog - Practical...
How Fish Survive Hydro Turbines [Note that this article is a transcript of the video embedded above.] Most of the largest dams in...
a year ago
98
a year ago
[Note that this article is a transcript of the video embedded above.] Most of the largest dams in the US were built before we really understood the impacts they would have on river ecosystems. Or at least they were built before we were conscientious enough to weigh those impacts...
Quantum Frontiers
Building a Visceral Understanding of Quantum Phenomena A great childhood memory that I have comes from first playing “The Incredible Machine” on PC in the...
10 months ago
88
10 months ago
A great childhood memory that I have comes from first playing “The Incredible Machine” on PC in the early 90’s. For those not in the know, this is a physics-based puzzle game about building Rube Goldberg style contraptions to achieve … Continue reading →
Wanderingspace
Morning and Night on Mars Yeah. Um… Wow. Nice Job NASA. I’ll just copy/paste how The Planetary Society explained it: “NASA's...
over a year ago
40
over a year ago
Yeah. Um… Wow. Nice Job NASA. I’ll just copy/paste how The Planetary Society explained it: “NASA's Curiosity team made this artistic interpretation of the rover's view from high up Mt. Sharp by combining pictures taken at different times of day and adding colors to bring out the...
Asterisk
Community Organizing
7 months ago
IEEE Spectrum
How This Record Company Engineer Invented the CT Scanner The inspiration for computed tomography (CT) came from a chance conversation that research engineer...
over a year ago
40
over a year ago
The inspiration for computed tomography (CT) came from a chance conversation that research engineer Godfrey Hounsfield had with a doctor while on vacation in the 1960s. The physician complained that X-ray images of the brain were too grainy and only two-dimensional. Hounsfield...
Quanta Magazine
Epic Effort to Ground Physics in Math Opens Up the Secrets of Time By mathematically proving how individual molecules create the complex motion of fluids, three...
a week ago
7
a week ago
By mathematically proving how individual molecules create the complex motion of fluids, three mathematicians have illuminated why time can’t flow in reverse. The post Epic Effort to Ground Physics in Math Opens Up the Secrets of Time first appeared on Quanta Magazine
Chris Grossack's...
Life in Johnstone's Topological Topos 3 -- Bonus Axioms In the first post of the series, we talked about what the topological topos is, and how we can...
11 months ago
78
11 months ago
In the first post of the series, we talked about what the topological topos is, and how we can think about its objects (and, importantly, how we can relate computations in the topos $\mathcal{T}$ to computations with topological spaces in “the real world”). In part two, we...
Yale e360
Brazilian Judge Orders Seizure of Illegally Cleared Lands A justice on the Brazilian Supreme Court has directed the government to seize private lands where...
a month ago
3
a month ago
A justice on the Brazilian Supreme Court has directed the government to seize private lands where forests have been illegally razed.  Read more on E360 →
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
18
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...
symmetry magazine
Applications of quantum mechanics at the beach How does sunscreen work on the atomic level?
a year ago
Quantum Frontiers
The quantum gold rush Even if you don’t recognize the name, you probably recognize the saguaro cactus. It’s the archetype...
a year ago
131
a year ago
Even if you don’t recognize the name, you probably recognize the saguaro cactus. It’s the archetype of the cactus, a column from which protrude arms bent at right angles like elbows. As my husband pointed out, the cactus emoji is … Continue reading →
The Roots of...
A plea for solutionism on AI safety Will AI kill us all? This question has rapidly gone mainstream. A few months ago, it wasn’t...
over a year ago
50
over a year ago
Will AI kill us all? This question has rapidly gone mainstream. A few months ago, it wasn’t seriously debated very far outside the rationalist community of LessWrong; now it’s reported in major media outlets including the NY Times, The Guardian, the Times of London, BBC, WIRED,...
Drew Ex Machina
You Can’t Fail Unless You Try: NASA’s Pioneer P-3 Lunar Orbiter Space enthusiasts of a certain age, like myself, grew up learning about the trio of NASA’s unmanned...
6 months ago
70
6 months ago
Space enthusiasts of a certain age, like myself, grew up learning about the trio of NASA’s unmanned programs which provided scientists and engineers with vital information […]
Quanta Magazine
Grad Students Find Inevitable Patterns in Big Sets of Numbers A new proof marks the first progress in decades on a problem about how order emerges from disorder. ...
10 months ago
76
10 months ago
A new proof marks the first progress in decades on a problem about how order emerges from disorder. The post Grad Students Find Inevitable Patterns in Big Sets of Numbers first appeared on Quanta Magazine
NeuroLogica Blog
ChatGPT Almost Passes Medical Licensure Exams The emergence of several AI applications for public use, such as Dalle-2, Midjourney, and ChatGPT,...
over a year ago
37
over a year ago
The emergence of several AI applications for public use, such as Dalle-2, Midjourney, and ChatGPT, had made AI one of the biggest science news items of the past year. I have written about it here extensively myself, and have been using these applications extensively to get a feel...
Yale e360
Retreating Arctic Glaciers Have Exposed 1,500 Miles of Coastline Since 2000, the melting of Arctic glaciers has exposed some 1,500 miles of coastline, a study...
2 months ago
pcloadletter
Impact-based performance evaluation in big tech is terrible My theory is that some performance consultants got paid a lot of money one day for a single word:...
a year ago
39
a year ago
My theory is that some performance consultants got paid a lot of money one day for a single word: "impact." If you have worked in big tech, you're probably all too familiar with this word because your annual performance evaluations are based on your impact. As an employee,...
Blog - Practical...
The Hidden Engineering Behind Texas's Top Tourist Attraction [Note that this article is a transcript of the video embedded above.] I am on location in downtown...
5 months ago
78
5 months ago
[Note that this article is a transcript of the video embedded above.] I am on location in downtown San Antonio, Texas, where crews have just finished setting up this massive 650-ton crane. The counterweights are on. The outriggers are down. And the jib, an extension for the...
Out-of-Pocket Blog
Some crypto x healthcare ideas | Out-Of-Pocket Decentralized EMRs, Insurance DAOs, and Drug Picking Models
a year ago
Quanta Magazine
Can AI Models Show Us How People Learn? Impossible Languages Point a Way. Certain grammatical rules never appear in any known language. By constructing artificial languages...
5 months ago
56
5 months ago
Certain grammatical rules never appear in any known language. By constructing artificial languages that have these rules, linguists can use neural networks to explore how people learn. The post Can AI Models Show Us How People Learn? Impossible Languages Point a Way....
Stephen Wolfram...
On the Nature of Time The Computational View of Time Time is a central feature of human experience. But what actually is...
8 months ago
111
8 months ago
The Computational View of Time Time is a central feature of human experience. But what actually is it? In traditional scientific accounts it’s often represented as some kind of coordinate much like space (though a coordinate that for some reason is always systematically...
IEEE Spectrum
The Data Reveals Top Patent Portfolios Eight years is a long time in the world of patents. When we last published what we then called the...
2 weeks ago
4
2 weeks ago
Eight years is a long time in the world of patents. When we last published what we then called the Patent Power Scorecard, in 2017, it was a different technological and social landscape—Google had just filed a patent application on the transformer architecture, a momentous...
Eukaryote Writes...
A love letter to civilian OSINT What is civilian OSINT, and could it be used altruistically?
over a year ago
Quanta Magazine
How Did Altruism Evolve? If evolution favors the survival of the fittest, where did the impulse to help others come from?...
a year ago
53
a year ago
If evolution favors the survival of the fittest, where did the impulse to help others come from? Host Janna Levin speaks with Stephanie Preston, a neuropsychologist who studies the biology of altruism. The post How Did Altruism Evolve? first appeared on Quanta...
Quanta Magazine
Cosmologists Try a New Way to Measure the Shape of the Universe Is the universe flat and infinite, or something more complex? We can’t say for sure, but a new...
4 months ago
93
4 months ago
Is the universe flat and infinite, or something more complex? We can’t say for sure, but a new search strategy is mapping out the subtle signals that could reveal if the universe had a shape. The post Cosmologists Try a New Way to Measure the Shape of the Universe...
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part IV Part 4 This will be the final installment of this mini-debate about climate change and health...
over a year ago
71
over a year ago
Part 4 This will be the final installment of this mini-debate about climate change and health effects, following a typical format of each person getting to make a statement and a response. Scott makes a lot of complaints about tone, format and fairness while simultaneously trying...
NeuroLogica Blog
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
37
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
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
42
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
Quantum Frontiers
Quantum Frontiers salutes an English teacher If I ever mention a crazy high-school English teacher to you, I might be referring to Mr. Lukacs....
a year ago
87
a year ago
If I ever mention a crazy high-school English teacher to you, I might be referring to Mr. Lukacs. One morning, before the first bell rang, I found him wandering among the lockers, wearing a white beard and a mischievous grin. … Continue reading →
Wanderingspace
OSIRIS-REX Leaves Bennu The OSIRIS-REX mission in on a two year trajectory back to Earth after capturing fragments of the...
over a year ago
31
over a year ago
The OSIRIS-REX mission in on a two year trajectory back to Earth after capturing fragments of the near Earth asteroid Bennu after successfully executing a sample touchdown last fall. [LINK] The sampling of of the asteroid’s surface is shown above.
Quanta Magazine
Dimension 126 Contains Strangely Twisted Shapes, Mathematicians Prove A new proof represents the culmination of a 65-year-old story about anomalous shapes in special...
a month ago
14
a month ago
A new proof represents the culmination of a 65-year-old story about anomalous shapes in special dimensions. The post Dimension 126 Contains Strangely Twisted Shapes, Mathematicians Prove first appeared on Quanta Magazine
Apoorva Srinivasan
what's happened since the human genome project When the human genome project was deemed “complete” in 2003, it was met with incredible fanfare. The...
over a year ago
21
over a year ago
When the human genome project was deemed “complete” in 2003, it was met with incredible fanfare. The entire project leading up to that moment had all the drama to keep its audience enthralled. Fierce rivalry between a public and private institution, multiple countries involved,...
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
30
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...
Asterisk
The Myth of the Loneliness Epidemic Are we really living through a uniquely lonely moment in American history? When it comes to...
7 months ago
30
7 months ago
Are we really living through a uniquely lonely moment in American history? When it comes to friendship, this isn’t the first time that authorities have cried wolf.
Yale e360
Growing Risk of 'Thirstwaves' as the Planet Warms The atmosphere is getting thirstier. A new study finds that warming is leading to more frequent...
2 months ago
5
2 months ago
The atmosphere is getting thirstier. A new study finds that warming is leading to more frequent bouts of hot, dry weather that cause soils to lose large volumes of water to evaporation. Read more on E360 →
Explorations of an...
A Quest Nature Tour to Colombia's Central Andes I have recently returned from an excellent tour to Colombia that I led for Quest Nature Tours. This...
2 months ago
23
2 months ago
I have recently returned from an excellent tour to Colombia that I led for Quest Nature Tours. This was my third time guiding in Colombia, following excellent trips in 2020 and 2022. Those previous tours covered a lot of ground, in the eastern Andes near Bogotá, the Central Andes...
NeuroLogica Blog
An Earth-like Climate is Fragile One of the biggest questions of exoplanet astronomy is how many potentially habitable planets are...
a year ago
24
a year ago
One of the biggest questions of exoplanet astronomy is how many potentially habitable planets are out there in the galaxy. By one estimate the answer is 6 billion Earth-like planets in the Milky Way. But of course we have to set parameters and make estimates, so this number can...
Blog - Practical...
Engineering The Largest Nuclear Fusion Reactor [Note that this article is a transcript of the video embedded above.] This is my friend Jade,...
a year ago
52
a year ago
[Note that this article is a transcript of the video embedded above.] This is my friend Jade, creator of the Up and Atom channel. She makes these incredible math and physics explainers that I absolutely love, and she recently got the opportunity to visit ITER (eater) in France....
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...
over a year ago
12
over 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.
Yale e360
With NOAA Cuts, a Proud Legacy and Vital Science Are at Risk For more than 50 years, NOAA has pioneered climate research and been instrumental in advancing...
2 months ago
2
2 months ago
For more than 50 years, NOAA has pioneered climate research and been instrumental in advancing modern weather forecasting. Now labeled by Project 2025 as part of the “climate alarm industry” and facing DOGE-driven cuts, the future of this valuable public asset is in...
The Works in...
Special Issue 01: Lost in Stagnation Dude, where is my flying car?
over a year ago
Quanta Magazine
Why Mathematicians Re-Prove What They Already Know It’s been known for thousands of years that the primes go on forever, but new proofs give fresh...
over a year ago
56
over a year ago
It’s been known for thousands of years that the primes go on forever, but new proofs give fresh insights into how theorems depend on one another. The post Why Mathematicians Re-Prove What They Already Know first appeared on Quanta Magazine
Yale e360
Taiwan to Ramp Up Gas Imports After Shuttering Last Nuclear Plant Having shut down its last remaining nuclear plant Saturday, Taiwan is working to secure new imports...
4 weeks ago
12
4 weeks ago
Having shut down its last remaining nuclear plant Saturday, Taiwan is working to secure new imports of natural gas. Read more on E360 →
Quanta Magazine
Evolution: Fast or Slow? Lizards Help Resolve a Paradox. Why does natural selection appear to happen slowly on long timescales and quickly on short ones? A...
a year ago
81
a year ago
Why does natural selection appear to happen slowly on long timescales and quickly on short ones? A multigenerational study of four lizard species addresses biology’s “paradox of stasis.” The post Evolution: Fast or Slow? Lizards Help Resolve a Paradox. first appeared...
pcloadletter
Coding interviews are effective Coding interviews are controversial. It can be unpleasant to code in front of someone else, knowing...
a year ago
44
a year ago
Coding interviews are controversial. It can be unpleasant to code in front of someone else, knowing you're being judged. And who likes failing? Especially when it feels like you failed intellectually. But, coding interviews are effective. One big criticism of coding interviews is...
nanoscale views
A Grand Bargain and its chaotic dissolution After World War II, under the influence (direct and indirect) of people like Vannevar Bush, a "grand...
a month ago
20
a month ago
After World War II, under the influence (direct and indirect) of people like Vannevar Bush, a "grand bargain" was effectively struck between the US government and the nation's universities.  The war had demonstrated how important science and engineering research could be, through...
IEEE Spectrum
The Forgotten Story of How IBM Invented the Automated Fab In 1970, Bill Harding envisioned a fully automated wafer-fabrication line that would produce...
6 months ago
70
6 months ago
In 1970, Bill Harding envisioned a fully automated wafer-fabrication line that would produce integrated circuits in less than one day. Not only was such a goal gutsy 54 years ago, it would be bold even in today’s billion-dollar fabs, where the fabrication time of an advanced IC...
The Works in...
What's new in building beautifully Interesting developments from the last two decades
a month ago
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
11
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...
wadertales
What happens when the mud disappears? The Yellow Sea provides important ‘service stations’ for shorebirds on the East Asian-Australasian...
over a year ago
40
over a year ago
The Yellow Sea provides important ‘service stations’ for shorebirds on the East Asian-Australasian Flyway, especially on their way north to Russian and Alaskan breeding areas. In a thought-provoking paper in Biological Conservation, Xiaodan Wang and colleagues consider how...
NeuroLogica Blog
AI Companions – Good or Bad? Often times the answer to a binary question is “yes”. Is artificial intelligence (AI) a powerful and...
10 months ago
77
10 months ago
Often times the answer to a binary question is “yes”. Is artificial intelligence (AI) a powerful and quickly advancing tool or is it overhyped? Yes. Are opiates useful medicines or dangerous drugs? Yes. Is Elon Musk a technological visionary or an eccentric opportunist? This is...
IEEE Spectrum
Why L. Ron Hubbard Patented His E-Meter zombie mysteries, historical fiction, pirate adventure tales, and westerns. science fiction. The...
a year ago
124
a year ago
zombie mysteries, historical fiction, pirate adventure tales, and westerns. science fiction. The publishers of Astounding Science Fiction approached Hubbard to write stories that focused on people, rather than robots and machines. His first story, “The Dangerous Dimension,” was...
pcloadletter
Somewhere along the way we forgot about software craftsmanship "Ship it!" "We're agile now, baby. Move fast and break things!"" "We measure our engineers by the...
a year ago
35
a year ago
"Ship it!" "We're agile now, baby. Move fast and break things!"" "We measure our engineers by the impact they have!" Somewhere along the way, in the midst of the agilification of software, or the software engineer salary gold rush, we forgot about craftsmanship. I have been in...
Melting Asphalt
Crony Beliefs [Note: if you prefer audio, you can listen to this essay narrated by Grognor on his excellent...
over a year ago
20
over a year ago
[Note: if you prefer audio, you can listen to this essay narrated by Grognor on his excellent podcast Second Enumerations. —Ed.]   Credits up front: This essay draws heavily from Overcoming Bias, Less Wrong, Slate Star Codex, Robert Kurzban, Robert… Read more ›
Out-of-Pocket Blog
Transforming Healthcare Data with Tuva Health | Out-Of-Pocket The nitty, gritty, and shitty of working with health data
a year ago
Quanta Magazine
The AI Pioneer With Provocative Plans for Humanity While some fret about technology’s social impacts, Raj Reddy still believes in the power of...
6 months ago
108
6 months ago
While some fret about technology’s social impacts, Raj Reddy still believes in the power of artificial intelligence to improve lives. The post The AI Pioneer With Provocative Plans for Humanity first appeared on Quanta Magazine
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
84
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...
nanoscale views
March Meeting 2025, Day 0 Technically, this year the conference is known as the APS Global Physics Summit rather than the...
3 months ago
29
3 months ago
Technically, this year the conference is known as the APS Global Physics Summit rather than the March Meeting, but I'm keeping my blog post titles consistent with previous years.   Over 14,000 physicists have descended upon Anaheim, and there are parallel events in more than a...
The Works in...
Unending World A foretaste of Ch. 11 of Stewart Brand’s Maintenance on Books in Progress
8 months 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
43
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.
Wanderingspace
Apollo Lunar Rover Video Corrected Speed and Stabilized It is remarkable the difference watching this version where the time is corrected and camera...
over a year ago
23
over a year ago
It is remarkable the difference watching this version where the time is corrected and camera stabilized.. The film restorer behind DutchSteamMachine used AI to stabilize shaky footage and generate new frames in NASA moon landing films; increasing the frame rate, smoothed the...
ToughSF
Fusion without Fissiles: Superbombs and Wilderness Orion Fusion technology today relies on expensive, building-sized equipment for ignition, or the help of...
over a year ago
18
over a year ago
Fusion technology today relies on expensive, building-sized equipment for ignition, or the help of an already powerful fission detonation. What if we could do away with both? Fusion power without the need for fissiles, but also small enough to be launched into space. It is...