Wanderingspace
Colorized View of Perseverance Landing
An artificially colorized view of Jezero Crater, showing the bird’s eye view of Perseverance...
over a year ago
An artificially colorized view of Jezero Crater, showing the bird’s eye view of Perseverance screaming towards Mars’s surface. The above image was enhanced by Kevin Gill into full color, taking images captured by Perseverance’s Lander Vision System Camera just after the heat...
Explorations of an...
Uruguay Part 3: Lagoon Shorebirding
February 28, 2023
Our first few days in Uruguay had been very successful. We had been able to...
a year ago
February 28, 2023
Our first few days in Uruguay had been very successful. We had been able to experience a few days in the beautiful rural countryside, staying at a wonderful hacienda. We had found our first Uruguayan snake. And we had found most of the potential bird lifers that...
Wanderingspace
Goodbye Ingenuity
Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it...
11 months ago
Mission completed. Ingenuity is left alone on Mars after damage to one of its blades renders it inoperable..
IEEE Spectrum
What It Takes To Let People Play With the Past
Media Archaeology Lab is one of the largest public collections in the world of obsolete, yet...
3 months ago
Media Archaeology Lab is one of the largest public collections in the world of obsolete, yet functional, technology. Located on the University of Colorado Boulder campus, the MAL is where you can watch a magic lantern show, play Star Castle on a Vectrex games console, or check...
symmetry magazine
Will AI make MC the MVP of particle physics?
Particle physicists are building innovative machine-learning algorithms to enhance Monte Carlo...
a year ago
Particle physicists are building innovative machine-learning algorithms to enhance Monte Carlo simulations with the power of AI.
Probably...
Think Python third edition!
I am happy to announce the third edition of Think Python, which will be published by O’Reilly Media...
10 months ago
I am happy to announce the third edition of Think Python, which will be published by O’Reilly Media later this year. You can read the online version of the book here. I’ve posted the Preface and the first four chapters — more on the way soon! You can read the Early Release and...
IEEE Spectrum
What If the Worst AI Fear Is AI Fear Itself?
It’s been just about a year now—a nonprofit called the Future of Life Institute posted an open...
10 months ago
It’s been just about a year now—a nonprofit called the Future of Life Institute posted an open letter reflecting people’s darkest fears about artificial intelligence.
“Contemporary AI systems are now becoming human-competitive at general tasks,” it said. It called for a pause in...
Math Is Still...
Pleasure or Pain? He Maps the Neural Circuits That Decide.
The work of the neuroscientist Ishmail Abdus-Saboor has opened up a world of insights into precisely...
8 months ago
The work of the neuroscientist Ishmail Abdus-Saboor has opened up a world of insights into precisely how much pleasure and pain animals experience during different forms of touch.
The post Pleasure or Pain? He Maps the Neural Circuits That Decide. first appeared on...
NeuroLogica Blog
Using AI To Create Virtual Environments
Generative AI applications seem to be on the steep part of the development curve – not only is the...
8 months ago
Generative AI applications seem to be on the steep part of the development curve – not only is the technology getting better, but people are finding more and more uses for it. It’s a new powerful tool with broad applicability, and so there are countless startups and researchers...
IEEE Spectrum
Edith Clarke: Architect of Modern Power Distribution
Edith Clarke was a powerhouse in practically every sense of the word. From the start of her career...
5 months ago
Edith Clarke was a powerhouse in practically every sense of the word. From the start of her career at General Electric in 1922, she was determined to develop stable, more reliable power grids.
During her first years at GE she invented what came to be known as the Clarke...
Math Is Still...
A Quantum Trick Implied Eternal Stability. Now the Idea May Be Falling Apart.
A series of advances seemed to promise the impossible: the existence of quantum states that would...
10 months ago
A series of advances seemed to promise the impossible: the existence of quantum states that would never, ever fall into disarray. But physicists are now discovering that the pull of disorder may not be so easily overcome.
The post A Quantum Trick Implied Eternal...
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...
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.
NeuroLogica Blog
Using AI and Social Media to Measure Climate Change Denial
A recent study finds that 14.8% of Americans do not believe in global climate change. This number is...
10 months ago
A recent study finds that 14.8% of Americans do not believe in global climate change. This number is roughly in line with what recent survey have found, such as this 2024 Yale study which put the figure at 16%. In 2009, by comparison, the figure was at 33% (although this was a...
Uncharted...
Wind and Solar, a Perfect Match
Also, why solar will beat wind, why they are so complementary, the nuclear renaissance, the poor...
2 months ago
Also, why solar will beat wind, why they are so complementary, the nuclear renaissance, the poor state of German energy, and more.
The Works in...
Issue 12: Houston, we have a solution
Plus: How Mexico built its state, the causes of the Baby Boom, and the 141-year quest for a malaria...
a year ago
Plus: How Mexico built its state, the causes of the Baby Boom, and the 141-year quest for a malaria vaccine.
IEEE Spectrum
The Marimba Virtuoso’s Desktop Planetarium
The United States was at the time approaching “peak space.” The previous year, cosmonaut Yuri...
a year ago
The United States was at the time approaching “peak space.” The previous year, cosmonaut Yuri Gagarin had become the first human to reach outer space, and on 12 September 1962 President Kennedy would announce the United States’ intention to put a man on the moon before the...
NeuroLogica Blog
Subjective Neurological Experience
On the SGU we recently talked about aphantasia, the condition in which some people have a decreased...
3 months ago
On the SGU we recently talked about aphantasia, the condition in which some people have a decreased or entirely absent ability to imagine things. The term was coined recently, in 2015, by neurologist Adam Zeman, who described the condition of “congenital aphantasia,” that he...
Uncharted...
100,000 Gifts
What happened in 2024 and what will happen in 2025
2 weeks ago
What happened in 2024 and what will happen in 2025
Math Is Still...
Monumental Proof Settles Geometric Langlands Conjecture
In work that has been 30 years in the making, mathematicians have proved a major part of a profound...
5 months ago
In work that has been 30 years in the making, mathematicians have proved a major part of a profound mathematical vision called the Langlands program.
The post Monumental Proof Settles Geometric Langlands Conjecture first appeared on Quanta Magazine
Uncharted...
Is Desalination Everywhere Realistic?
Which countries are doing it already? Are they happy? Is desalinated water safe to drink? Does it...
a month ago
Which countries are doing it already? Are they happy? Is desalinated water safe to drink? Does it taste good? Does it pollute too much? Can we shrink its cost?
nanoscale views
CHIP and Science, NSF support, and hypocrisy
Note: this post is a semi-rant about US funding for science education; if this isn't your cup of...
5 months ago
Note: this post is a semi-rant about US funding for science education; if this isn't your cup of tea, read no further.
Two years ago, the CHIPS and Science Act (link goes to the full text of the bill, via the excellent congress.gov service of the Library of Congress) was signed...
Explorations of an...
A Month In Northern Peru, Part 5: The Marañón Valley (February 7, 2024)
February 7, 2024
The Marañón Valley is one of the most important biogeographical boundaries in the...
9 months ago
February 7, 2024
The Marañón Valley is one of the most important biogeographical boundaries in the Andes. Situated in northwestern Peru, the valley follows the Marañón River which flows northward across plateaus in the Andes. After cutting through a very deep, heavily eroded...
NeuroLogica Blog
AI and User Manuals
About half of Americans, when asked, report that they don’t read the user manual for new technical...
4 months ago
About half of Americans, when asked, report that they don’t read the user manual for new technical devices they acquire. Although I suspect that many people are like me – I read them sometimes, and then only partly. If there is a “quick user guide” I will often look at that....
symmetry magazine
IceCube and NANOGrav open new windows onto the universe
New results from a neutrino telescope and a gravitational-wave observatory show how astronomers use...
a year ago
New results from a neutrino telescope and a gravitational-wave observatory show how astronomers use different forms of messengers to study the cosmos.
Math Is Still...
In Highly Connected Networks, There’s Always a Loop
Mathematicians show that graphs of a certain common type must contain a route that visits each point...
7 months ago
Mathematicians show that graphs of a certain common type must contain a route that visits each point exactly once.
The post In Highly Connected Networks, There’s Always a Loop first appeared on Quanta Magazine
Math Is Still...
In the Quantum World, Even Points of View Are Uncertain
The reference frames from which observers view quantum events can themselves have multiple possible...
a month ago
The reference frames from which observers view quantum events can themselves have multiple possible locations at once — an insight with potentially major ramifications.
The post In the Quantum World, Even Points of View Are Uncertain first appeared on Quanta Magazine
Explorations of an...
A Month In Northern Peru, Part 1: Introduction
Ever since wrapping up our extensive traveling last spring, Laura and I have been itching to get...
10 months ago
Ever since wrapping up our extensive traveling last spring, Laura and I have been itching to get back on the road in Latin America. After returning to Ontario, finding a rental house and obtaining employment, our lives have been a little more grounded. I still have been on some...
Math Is Still...
How Scientists Are Tackling the Tricky Task of Solar Cycle Prediction
Scientists have struggled to accurately forecast the strength of the sun’s 11-year cycle — even...
a year ago
Scientists have struggled to accurately forecast the strength of the sun’s 11-year cycle — even after centuries of solar observations.
The post How Scientists Are Tackling the Tricky Task of Solar Cycle Prediction first appeared on Quanta Magazine
pcloadletter
My articles don't belong on certain social networks
I write this blog because I enjoy writing. Some people enjoy reading what I write, which makes me...
7 months ago
I write this blog because I enjoy writing. Some people enjoy reading what I write, which makes me feel really great!
Recently, I took down a post and stopped writing for a few months because I didn't love the reaction I was getting on social media sites like Reddit and Hacker...
symmetry magazine
Spacetime: All the universe’s a stage
In the 1900s, Albert Einstein unified the concepts of space and time, giving us a useful new way to...
a year ago
In the 1900s, Albert Einstein unified the concepts of space and time, giving us a useful new way to picture the universe.
Math Is Still...
The Physics of Cold Water May Have Jump-Started Complex Life
When seawater gets cold, it gets viscous. This fact could explain how single-celled ocean creatures...
5 months ago
When seawater gets cold, it gets viscous. This fact could explain how single-celled ocean creatures became multicellular when the planet was frozen during “Snowball Earth,” according to experiments.
The post The Physics of Cold Water May Have Jump-Started Complex Life...
Blog - Practical...
When Infrastructure Gets Hacked
[Note that this article is a transcript of the video embedded above.]
This is a water tower, or as...
3 months ago
[Note that this article is a transcript of the video embedded above.]
This is a water tower, or as the pros would say, an elevated storage tank. Pretty common here in the US, especially in flatter areas where there’s no nearby hillside to build a ground-level tank. I have a whole...
Math Is Still...
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...
9 months 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
pcloadletter
Coding interviews are effective
Coding interviews are controversial. It can be unpleasant to code in front of someone else, knowing...
10 months ago
Coding interviews are controversial. It can be unpleasant to code in front of someone else, knowing you're being judged. And who likes failing? Especially when it feels like you failed intellectually.
But, coding interviews are effective.
One big criticism of coding interviews is...
Light from Space
Andromeda: Our Galactic Neighbor
Many things have been said about the Andromeda Galaxy, arguably the most majestic galaxy that...
3 months ago
Many things have been said about the Andromeda Galaxy, arguably the most majestic galaxy that amateur astronomers can image due to it's sheer size in the sky—many times larger than the Moon appears to us, but also many times dimmer.
With the naked eye, even in
nanoscale views
Getting light out of plasmonic tunnel junctions - the sequel
A couple of years ago I wrote about our work on "above threshold" light emission in planar metal...
over a year ago
A couple of years ago I wrote about our work on "above threshold" light emission in planar metal tunnel junctions. In that work, we showed that in a planar tunnel junction, you can apply a bias voltage \(V\) and get lots of photons out at energies quite a bit greater than...
ToughSF
Particle Beams in Space
Science fiction is missing a realistic and grounded
look at particle beams. We plan to do just that...
over a year ago
Science fiction is missing a realistic and grounded
look at particle beams. We plan to do just that now.
After reading this, you might decide to give
particle beams their rightful place alongside lasers as a means of transmitting
power, propelling spacecraft or dealing damage...
Out-of-Pocket Blog
Decentralizing Journals and Peer Review DAOs | Out-Of-Pocket
the evolution of legitimacy in scientific publishing
a year ago
the evolution of legitimacy in scientific publishing
Math Is Still...
The Enduring Mystery of How Water Freezes
Making ice requires more than subzero temperatures. The unpredictable process takes microscopic...
6 months ago
Making ice requires more than subzero temperatures. The unpredictable process takes microscopic scaffolding, random jiggling and often a little bit of bacteria.
The post The Enduring Mystery of How Water Freezes first appeared on Quanta Magazine
Probably...
The Overton Paradox in Three Graphs
Older people are more likely to say they are conservative. And older people believe more...
a year ago
Older people are more likely to say they are conservative. And older people believe more conservative things. But if you group people by decade of birth, most groups get more liberal as they get older. So if people get more liberal, on average, why are they more likely to say...
Math Is Still...
A Brief History of Tricky Mathematical Tiling
The discovery earlier this year of the “hat” tile marked the culmination of hundreds of years of...
a year ago
The discovery earlier this year of the “hat” tile marked the culmination of hundreds of years of work into tiles and their symmetries.
The post A Brief History of Tricky Mathematical Tiling first appeared on Quanta Magazine
Math Is Still...
How to Build an Origami Computer
Two mathematicians have shown that origami can, in principle, be used to perform any possible...
11 months ago
Two mathematicians have shown that origami can, in principle, be used to perform any possible computation.
The post How to Build an Origami Computer first appeared on Quanta Magazine
Damn Interesting
To Hell With Facebook
The earliest known version of the idiom “the straw that broke the camel’s back” was written by the...
over a year ago
The earliest known version of the idiom “the straw that broke the camel’s back” was written by the English philosopher Thomas Hobbes of Malmesbury in 1677, though it was concerned with horses and feathers:
“The last Dictate of the Judgement, concerning the Good or Bad, that may...
Cremieux Recueil
Eliminating Distractions in Longevity Research
Longevity maximizers should invest in biotechnology, not modifiable lifestyle factors
2 months ago
Longevity maximizers should invest in biotechnology, not modifiable lifestyle factors
Explorations of an...
Chaco Birding, And A Rare Monjita
The Gran Chaco (or simply, "Chaco"), is a sparsely populated plain in central South America, known...
a year ago
The Gran Chaco (or simply, "Chaco"), is a sparsely populated plain in central South America, known for its hot, semi-arid environment. It doesn't refer to one particular ecosystem, but rather, it includes a number of different types of forest, scrub, savannah and grassland. Most...
Math Is Still...
A New Map of the Universe, Painted With Cosmic Neutrinos
Physicists finally know where at least some of these high-energy particles come from, which helps...
a year ago
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
Drew Ex Machina
An ISS Success Story: CyMISS (Tropical Cyclone Intensity Measurements from the ISS) to the Hurricane...
The team at Tropical Weather Analytics (TWA), where this author is the Chief Scientist, had the...
5 months ago
The team at Tropical Weather Analytics (TWA), where this author is the Chief Scientist, had the honor of having our poster about our previous work on […]
Out-of-Pocket Blog
Sleep health is getting interesting | Out-Of-Pocket
The consumer and clinical worlds of sleep are colliding
a month ago
The consumer and clinical worlds of sleep are colliding
Wanderingspace
Venus from Earth (with Stacking)
Image taken by @TheVastReaches. According to the photographer, “It takes just a few minutes to...
over a year ago
Image taken by @TheVastReaches. According to the photographer, “It takes just a few minutes to collect all the frames. This started as 6 video files, 45,000 frames total. Then they are stacked and combined.”
Out-of-Pocket Blog
Start your healthcare company outside of the US | Out-Of-Pocket
Gotta start somewhere...else?
11 months ago
Gotta start somewhere...else?
Explorations of an...
Birds And Herps In The Summer Heat
January 31, 2023
Our success with the Chaco Owl and Black-bodied Woodpecker afforded us the luxury...
a year ago
January 31, 2023
Our success with the Chaco Owl and Black-bodied Woodpecker afforded us the luxury of a sleep-in this morning. With the exception of the rare Chaco Eagle, as well as several species that were heard but not seen (Black-legged Seriema, Olive-crowned Crescentchest,...
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...
5 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 […]
nanoscale views
Really doing mechanics at the quantum level
A helpful ad from Science Made Stupid.
Since before the development of micro- and...
a month ago
A helpful ad from Science Made Stupid.
Since before the development of micro- and nanoelectromechanical techniques, there has been an interest in making actual mechanical widgets that show quantum behavior. There is no reason that we should not be able to make a mechanical...
brr
The Last Egg
Five more months until freshies...
a year ago
Five more months until freshies...
The Works in...
Rust never sleeps
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
IEEE Spectrum
Why L. Ron Hubbard Patented His E-Meter
zombie mysteries, historical fiction, pirate adventure tales, and westerns.
science fiction. The...
9 months ago
zombie mysteries, historical fiction, pirate adventure tales, and westerns.
science fiction. The publishers of Astounding Science Fiction approached Hubbard to write stories that focused on people, rather than robots and machines. His first story, “The Dangerous Dimension,” was...
Cremieux Recueil
Trump Should Finish What He Started
A guestpost calling for Trump to finish radically reforming the tax system
a month ago
A guestpost calling for Trump to finish radically reforming the tax system
Probably...
Elements of Data Science
I’m excited to announce the launch of my newest book, Elements of Data Science. As the subtitle...
5 months ago
I’m excited to announce the launch of my newest book, Elements of Data Science. As the subtitle suggests, it is about “Getting started with Data Science and Python”. Order now from Lulu.com and get 20% off! I am publishing this book myself, which has one big advantage: I can...
NeuroLogica Blog
Bill Gates Backs Nuclear
No one ever said that nuclear power is simple or easy. It’s a tricky and expensive technology. But...
6 months 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...
Math Is Still...
Chatbots Don’t Know What Stuff Isn’t
Today’s language models are more sophisticated than ever, but they still struggle with the concept...
a year ago
Today’s language models are more sophisticated than ever, but they still struggle with the concept of negation. That’s unlikely to change anytime soon.
The post Chatbots Don’t Know What Stuff Isn’t first appeared on Quanta Magazine
IEEE Spectrum
In 1926, TV Was Mechanical
John Logie Baird had a lot of ingenious ideas, not all of which caught on. His phonovision was an...
3 months ago
John Logie Baird had a lot of ingenious ideas, not all of which caught on. His phonovision was an early attempt at video recording, with the signals preserved on phonograph records. His noctovision used infrared light to see objects in the dark, which some experts claim was a...
Willem Pennings
ClockSquared improvements
My ClockSquared project has a long history – it goes all the way back to 2015, when it was simply...
a year ago
My ClockSquared project has a long history – it goes all the way back to 2015, when it was simply called the “Birthday word clock”. I haven’t spent much time on the project in recent years, but I’ve upgraded the internals a while ago and finally felt like writing a post about it....
Math Is Still...
What Could Explain the Gallium Anomaly?
Physicists have ruled out a mundane explanation for the strange findings of an old Soviet...
5 months ago
Physicists have ruled out a mundane explanation for the strange findings of an old Soviet experiment, leaving open the possibility that the results point to a new fundamental particle.
The post What Could Explain the Gallium Anomaly? first appeared on Quanta Magazine
Math Is Still...
Radio Maps May Reveal the Universe’s Biggest Magnetic Fields
A controversial technique has produced detailed maps of the magnetic fields in colossal galaxy...
11 months ago
A controversial technique has produced detailed maps of the magnetic fields in colossal galaxy clusters. If confirmed, the approach could be used to reveal where cosmic magnetic fields come from.
The post Radio Maps May Reveal the Universe’s Biggest Magnetic Fields...
Asterisk
Rebuilding After the Replication Crisis
Over a decade has passed since scientists realized many of their studies were failing to replicate....
over a year ago
Over a decade has passed since scientists realized many of their studies were failing to replicate. How well have their attempts to fix the problem actually worked?
Interaction Magic -...
Units: the forgotten half of the statistic
From the millihelen to the microcentury, via jerk, pirate-ninjas and the Mongolian vowel separator.
over a year ago
From the millihelen to the microcentury, via jerk, pirate-ninjas and the Mongolian vowel separator.
Math Is Still...
Does AI Know What an Apple Is? She Aims to Find Out.
The computer scientist Ellie Pavlick is translating philosophical concepts such as “meaning” into...
8 months ago
The computer scientist Ellie Pavlick is translating philosophical concepts such as “meaning” into concrete, testable ideas.
The post Does AI Know What an Apple Is? She Aims to Find Out. first appeared on Quanta Magazine
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
LuSEE-Night will demonstrate whether an experiment to search for ancient radio signals can survive the moon’s unforgiving environment.
Drew Ex Machina
Catching Up: Talking about the Weather
After an unintended four-month hiatus publishing new work on the Drew Ex Machina website, I figured...
a year ago
After an unintended four-month hiatus publishing new work on the Drew Ex Machina website, I figured it was time to catch up on what I’ve been […]
The Works in...
Notes on Progress: Agglomeration benefits are here to stay
Building more homes in the most productive cities could massively boost productivity
over a year ago
Building more homes in the most productive cities could massively boost productivity
Tikalon Blog by Dev...
Copper and Green Energy
The United States Department of Energy has updated its list of critically important materials. The...
6 months ago
The United States Department of Energy has updated its list of critically important materials. The current list of 54 materials includes elements that are presently critical to a transition to green energy, such as the rare earth elements important to turbine generators, and...
Asterisk
My Primal Scream of Rage: The Big Alcohol Study That Didn't Happen
Five years ago, the National Institutes of Health cancelled the largest study on alcohol ever...
a year ago
Five years ago, the National Institutes of Health cancelled the largest study on alcohol ever planned. Here’s why — and why you should be mad too.
Blog - Practical...
Every Type of Railcar Explained in 15 Minutes
[Note that this article is a transcript of the video embedded above.]
A train is a simple thing at...
a year ago
[Note that this article is a transcript of the video embedded above.]
A train is a simple thing at first glance: a locomotive (or several) pull a string of cars along a railroad. But not all those railcars are equal, and there are some fascinating details if you take minute to...
NeuroLogica Blog
Wood Vaulting for Carbon Sequestration
I can’t resist a good science story involving technology that we can possibly use to stabilize our...
3 months ago
I can’t resist a good science story involving technology that we can possibly use to stabilize our climate in the face of anthropogenic global warming. This one is a fun story and an interesting, and potentially useful, idea. As we map out potential carbon pathways into the...
Blog - Practical...
Why There's a Legal Price for a Human Life
[Note that this article is a transcript of the video embedded above.]
One of the very first...
a year ago
[Note that this article is a transcript of the video embedded above.]
One of the very first documented engineering disasters happened in 27 AD in the early days of the Roman Empire. A freed slave named Atilius built a wooden amphitheater in a town called Fidenae outside of Rome....
Interaction Magic -...
Plastic archeology
The history, science and engineering of Lego bricks, on the cusp between trash and treasure.
a year ago
The history, science and engineering of Lego bricks, on the cusp between trash and treasure.
ToughSF
Nuclear Conversion for Starship
There has been much discussion about converting the SpaceX Starship to use nuclear propulsion. It...
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...
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
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...
Math Is Still...
Physicists Discover ‘Unobservable’ Phase Transition in Quantum Entanglement
Measurement and entanglement both have a “spooky” nonlocal flavor to them. Now physicists are...
a year ago
Measurement and entanglement both have a “spooky” nonlocal flavor to them. Now physicists are harnessing that nonlocality to probe the spread of quantum information and control it.
The post Physicists Discover ‘Unobservable’ Phase Transition in Quantum Entanglement...
NeuroLogica Blog
Grief Tech
In the awesome show, Black Mirror, one episode features a young woman who lost her husband. In her...
7 months ago
In the awesome show, Black Mirror, one episode features a young woman who lost her husband. In her grief she turns to a company that promises to give her at least a partial experience of her husband. They sift through every picture, video, comment, and other online trace of the...
NeuroLogica Blog
Tesla Demonstrated its Optimus Robot
At a recent event Tesla showcased the capabilities of its humanoid autonomous robot, Optimus. The...
2 months ago
At a recent event Tesla showcased the capabilities of its humanoid autonomous robot, Optimus. The demonstration has come under some criticism, however, for not being fully transparent about the nature of the demonstration. We interviewed robotics expert, Christian Hubicki, on the...
Interaction Magic -...
Engineering beneath the ice sheet
Living in Greenland, deploying electronic beacons deep beneath the ice.
a month ago
Living in Greenland, deploying electronic beacons deep beneath the ice.
Confessions of a...
Impacts of climate change on marine communities, seagrass dieback, and a trip to the Abrolhos...
You may have noticed a lack of posts over the last few weeks. No holiday for me though, here’s a...
over a year ago
You may have noticed a lack of posts over the last few weeks. No holiday for me though, here’s a quick taste of some of the other stuff I’ve been up to! Impact of climate change on marine coastal ecosystems – A masterclass with Nuria Marbá I was lucky enough to be invited along...
nanoscale views
A few quick highlights
It's been a very busy time, hence my lower posting frequency. It was rather intense trying to...
a year ago
It's been a very busy time, hence my lower posting frequency. It was rather intense trying to attend both the KITP conference and the morning sessions of the DOE experimental condensed matter PI meeting (pdf of agenda here). A few quick highlights that I thought were...
Math Is Still...
How the Square Root of 2 Became a Number
Useful mathematical concepts, like the number line, can linger for millennia before they are...
6 months ago
Useful mathematical concepts, like the number line, can linger for millennia before they are rigorously defined.
The post How the Square Root of 2 Became a Number first appeared on Quanta Magazine
Beautiful Public...
Visualizing Rivers and Floodplains with USGS Data
Using USGS elevation data to visualize stunning views of the flow of water through rivers and...
over a year ago
Using USGS elevation data to visualize stunning views of the flow of water through rivers and floodplains.
Math Is Still...
Physicists Who Explored Tiny Glimpses of Time Win Nobel Prize
The development of attosecond pulses of light allowed researchers to explore the frame-by-frame...
a year ago
The development of attosecond pulses of light allowed researchers to explore the frame-by-frame movement of electrons.
The post Physicists Who Explored Tiny Glimpses of Time Win Nobel Prize first appeared on Quanta Magazine
Asterisk
The Illogic of Nuclear Escalation
How much is enough? It’s the most basic question in the nuclear arms race. For over sixty years, few...
over a year ago
How much is enough? It’s the most basic question in the nuclear arms race. For over sixty years, few have asked it, and even fewer have received an answer.
Out-of-Pocket Blog
Cool Ideas For Dentistry + Medicine With Nisarg Patel | Out-Of-Pocket
plus what actually happens in the operating room?
a year ago
plus what actually happens in the operating room?
Marine Madness
Penguin Problems: Are human-induced food shortages driving population declines?
We all love penguins. Clumsy and awkward on land, stealthy and precise underwater- these charismatic...
over a year ago
We all love penguins. Clumsy and awkward on land, stealthy and precise underwater- these charismatic creatures have captured our hearts ever since the release of March of the Penguins. Unfortunately, penguin populations across the globe (especially in South Africa and Antarctica)...
Asterisk
When RAND Made Magic in Santa Monica
RAND’s halcyon days lasted two decades, during which the corporation produced some of the most...
7 months ago
RAND’s halcyon days lasted two decades, during which the corporation produced some of the most influential developments in science and American foreign policy. So how did it become just another think tank?
Asterisk
Growing Up Overnight
A look at the past few years of LLM progress.
a year ago
A look at the past few years of LLM progress.
ToughSF
Starship Lite: from rapid Interplanetary to Interstellar
Elon Musk
stated that a stripped-down SpaceX Starship could become an interplanetary
boost vehicle...
over a year ago
Elon Musk
stated that a stripped-down SpaceX Starship could become an interplanetary
boost vehicle able to push probes towards the farthest objects in our Solar
System.
What
other missions could the Starship ‘Lite’ do, and how quickly?
Near SSTO
Rockets performance
scales...
Many Worlds
The Evolving Science of Technosignatures
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio...
a year ago
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio signals from distant civilizations. The effort was centered at the Green Bank Observatory in West Virginia and was by today’s standards quite rudimentary. A much broader search...
IEEE Spectrum
The Lisa Was Apple’s Best Failure
Happy 40th Birthday to Lisa! The Apple Lisa computer, that is. In celebration of this milestone, the...
a year ago
Happy 40th Birthday to Lisa! The Apple Lisa computer, that is. In celebration of this milestone, the Computer History Museum has received permission from Apple to release the source code to the Lisa, including its system and applications software.
You can access the Lisa source...
Asterisk
Debugging Tech Journalism
A huge proportion of tech journalism is characterized by scandals, sensationalism, and shoddy...
9 months ago
A huge proportion of tech journalism is characterized by scandals, sensationalism, and shoddy research. Can we fix it?
Tikalon Blog by Dev...
US Independence Day
Tikalon is on a short holiday in celebration of US Independence Day, July 4, 2024. Our next article...
6 months ago
Tikalon is on a short holiday in celebration of US Independence Day, July 4, 2024. Our next article will be posted on Monday, July 15, 2024. View my version of the iconic image of George Washington's crossing of the Delaware River in which he encounters some unusually large...
NeuroLogica Blog
Reading The Mind with fMRI and AI
This is pretty exciting neuroscience news – Semantic reconstruction of continuous language from...
a year ago
This is pretty exciting neuroscience news – Semantic reconstruction of continuous language from non-invasive brain recordings. What this means is that researchers have been able to, sort of, decode the words that subjects were thinking of simply by reading their fMRI scan. They...
Blog - Practical...
Do Droughts Make Floods Worse?
[Note that this article is a transcript of the video embedded above.]
Do you remember the summer of...
a year ago
[Note that this article is a transcript of the video embedded above.]
Do you remember the summer of 2022 when a record drought had gripped not only a large part of the United States, but most of Europe too? Reservoirs were empty, wildfires spread, crop yields dropped, and rivers...
Quantum Frontiers
The spirit of relativity
One of the most immersive steampunk novels I’ve read winks at an experiment performed in a...
over a year ago
One of the most immersive steampunk novels I’ve read winks at an experiment performed in a university I visited this month. The Watchmaker of Filigree Street, by Natasha Pulley, features a budding scientist named Grace Carrow. Grace attends Oxford as … Continue reading →
wadertales
Conservation beyond boundaries
When an environmental impact assessment concludes that only a small number of shorebirds will be...
a year ago
When an environmental impact assessment concludes that only a small number of shorebirds will be affected by a new airport, because relatively small flocks are counted during field surveys, is there an assumption that the birds encountered are always the same individuals? What if...
Stephen Wolfram...
Useful to the Point of Being Revolutionary: Introducing Wolfram Notebook Assistant
Note: As of today, copies of Wolfram Version 14.1 are being auto-updated to allow subscription...
3 weeks ago
Note: As of today, copies of Wolfram Version 14.1 are being auto-updated to allow subscription access to the capabilities described here. [For additional installation information see here.] Just Say What You Want! Turning Words into Computation Nearly a year and a half ago—just a...
Asterisk
How Long Til We’re All on Ozempic?
Over 100 million Americans, and possibly many more, could benefit from GLP-1 drugs. When can they...
5 months ago
Over 100 million Americans, and possibly many more, could benefit from GLP-1 drugs. When can they expect to get them?
Math Is Still...
These Cells Spark Electricity in the Brain. They’re Not Neurons.
For decades, researchers have debated whether brain cells called astrocytes can signal like neurons....
a year ago
For decades, researchers have debated whether brain cells called astrocytes can signal like neurons. Researchers recently published the best evidence yet that some astrocytes are part of the electrical conversation.
The post These Cells Spark Electricity in the Brain....
Quantum Frontiers
Explorations in Quantum TiqTaqToe
Several years ago, while scrolling through YouTube, I came across a video of Paul Rudd playing...
a year ago
Several years ago, while scrolling through YouTube, I came across a video of Paul Rudd playing something called “Quantum Chess.” I had no idea what it was, nor did I know that it would become one of the most gloriously … Continue reading →
IEEE Spectrum
This Clock Made Power Grids Possible
On 23 October 1916, an engineer named Henry E. Warren quietly revolutionized power transmission by...
10 months ago
On 23 October 1916, an engineer named Henry E. Warren quietly revolutionized power transmission by installing an electric clock in the L Street generating station of Boston’s Edison Electric Illuminating Co. This master station clock kept a very particular type of time: It used a...
NeuroLogica Blog
The Lunar Cycle and Suicide
Does the lunar cycle affect human behavior? This seems to be a question that refuses to die, no...
a year ago
Does the lunar cycle affect human behavior? This seems to be a question that refuses to die, no matter how hard it is to confirm any actual effect. It’s now a cultural idea, deeply embedded and not going anywhere. A recent study, however, seems to show a correlation between...
Explorations of an...
Parque Provincial Caá Yarí
Our swing through Misiones province of northeastern Argentina was coming to a close with just a...
a year ago
Our swing through Misiones province of northeastern Argentina was coming to a close with just a couple of days remaining. When researching this part of Argentina, I kept noticing one particular area that had a number of interesting eBird reports, but very little information on...
Andrew Fraknoi –...
My Free Introductory Astronomy Textbook Hits a Milestone
This time I am posting something a bit personal. I am the lead author of a free book that is part of...
8 months ago
This time I am posting something a bit personal. I am the lead author of a free book that is part of a nonprofit experiment to help students with the costs of college. Here is the news from our publisher: OpenStax, the open textbook publisher based at Rice University, is pleased...
nanoscale views
CHIPS and Science - the reality vs the aspiration
I already wrote about this issue here back in August, but I wanted to highlight a policy statement...
3 months ago
I already wrote about this issue here back in August, but I wanted to highlight a policy statement that I wrote with colleagues as part of Rice's Baker Institute's Election 2024: Policy Playbook, which "delivers nonpartisan, expert insights into key issues at stake on the 2024...
Beautiful Public...
Nuclear Weapon Test Films
Lawrence Livermore National Laboratories has an archive of an estimated 10,000 films of nuclear...
a year ago
Lawrence Livermore National Laboratories has an archive of an estimated 10,000 films of nuclear weapons tests from the 1940's - 1960's.
NeuroLogica Blog
It’s Not Possible – Until Suddenly It Is
There are a couple of recent stories that remind me that perhaps the most powerful thing in the...
a year ago
There are a couple of recent stories that remind me that perhaps the most powerful thing in the world is political will. Often politicians and motivational speakers will say something along the lines of, “We can do anything, if we put our minds to it.” While this sounds like...
Math Is Still...
An Enormous Gravity ‘Hum’ Moves Through the Universe
Astronomers have found a background din of exceptionally long-wavelength gravitational waves...
a year ago
Astronomers have found a background din of exceptionally long-wavelength gravitational waves pervading the cosmos.
The post An Enormous Gravity ‘Hum’ Moves Through the Universe first appeared on Quanta Magazine
wadertales
WaderTales blogs in 2022
Here are brief summaries of the sixteen WaderTales blogs that were published in 2022. I have grouped...
over a year ago
Here are brief summaries of the sixteen WaderTales blogs that were published in 2022. I have grouped the blogs into sections; problems with trees, more research from Iceland, Curlews, news from the East Asian-Australasian Flyway, tracking and updates. As ever, I am grateful to...
nanoscale views
Large magnetic fields as a scientific tool
When I was at Berkeley at the beginning of the week to give a seminar, I was fortunate enough to...
11 months ago
When I was at Berkeley at the beginning of the week to give a seminar, I was fortunate enough to overlap with their departmental physics colloquium by Greg Boebinger, an accomplished scientist who is also an extremely engaging and funny speaker. Since 2004 he has been the...
Wanderingspace
ISS Looks Like a Toy
These animated gifs of The International Space Station look just like metal toys — but they are...
over a year ago
These animated gifs of The International Space Station look just like metal toys — but they are real. Each frame is taken with ground based amateur telescopes and then pieced together with common image software like Adobe Photoshop.
It is incredible to me that there are people...
Light from Space
Vaporwave Crescent
Shooting space with a monochrome camera means using various filters—when choosing narrowband filters...
over a year ago
Shooting space with a monochrome camera means using various filters—when choosing narrowband filters (those with only a few nanometers of bandpass) one can limit the sensor capturing only very specific wavelengths of light, namely the emissions of certain gasses (basically,...
Apoorva Srinivasan
an experiment in navigating the knowledge frontier beyond search
Lately, I've been experimenting with interfaces for large language models (LLMs) in my free time....
a year ago
Lately, I've been experimenting with interfaces for large language models (LLMs) in my free time. The fruit of this labor is something I'm calling "curie," an exploratory and sense-making tool designed to navigate complex topics.
0:00
...
The Roots of...
Can we “cure” cancer?
In an excellent recent essay on “big visions for biology,” Sam Rodriques writes:
Ask most biologists...
a year ago
In an excellent recent essay on “big visions for biology,” Sam Rodriques writes:
Ask most biologists about the cure for cancer, and they will tell you it doesn’t exist: cancer is many diseases that are mostly unrelated to each other, and that all have to be cured one at a...
Asterisk
Pew Problems
A conversation about religion, fertility, and the American family.
a year ago
A conversation about religion, fertility, and the American family.
Quantum Frontiers
Beyond NISQ: The Megaquop Machine
On December 11, I gave a keynote address at the Q2B 2024 Conference in Silicon Valley. This is a...
3 weeks ago
On December 11, I gave a keynote address at the Q2B 2024 Conference in Silicon Valley. This is a transcript of my remarks. The slides I presented are here. NISQ and beyond I’m honored to be back at Q2B for … Continue reading →
Math Is Still...
Mathematicians Cross the Line to Get to the Point
A new paper establishes a long-conjectured bound about the size of the overlap between sets of lines...
a year ago
A new paper establishes a long-conjectured bound about the size of the overlap between sets of lines and points.
The post Mathematicians Cross the Line to Get to the Point first appeared on Quanta Magazine
IEEE Spectrum
What Is an Electronic Sackbut?
If you, like me, think of musical synthesizers as an artifact of 1970s rock and disco, then you,...
11 months ago
If you, like me, think of musical synthesizers as an artifact of 1970s rock and disco, then you, like me, will be surprised to learn that the first electronic synthesizer predates those genres by several decades
In 1945, Hugh Le Caine, a physicist at Canada’s National Research...
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
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...
IEEE Spectrum
The Do-or-Die Moments That Determined the Fate of the Internet
CES) and the Game Developers Conference have become regular features of the digital world.
ARPANET...
a year ago
CES) and the Game Developers Conference have become regular features of the digital world.
ARPANET in 1972, or the mid-1980s conferences now known as Interop, alerted experts to new technologies, and, in some cases, altered the balance between competing approaches.
Packet...
Math Is Still...
Animal Mutation Rates Reveal Traits That Speed Evolution
The first large-scale comparison of mutation rates gives insights into how quickly species can...
a year ago
The first large-scale comparison of mutation rates gives insights into how quickly species can evolve.
The post Animal Mutation Rates Reveal Traits That Speed Evolution 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....
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?
Casey Handmer's blog
Powering the Mars base
This post is part of the series on space topics. This post is not the last word on this topic. The...
2 months ago
This post is part of the series on space topics. This post is not the last word on this topic. The usual caveats apply. I’m curious if you have strong opinions on different fuel mixes. A growing Mars base has a prodigious need for power. I’ve previously written two posts on...
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...
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...
Quantum Frontiers
Now published: Building Quantum Computers
Building Quantum Computers: A Practical Introduction by Shayan Majidy, Christopher Wilson, and...
3 months ago
Building Quantum Computers: A Practical Introduction by Shayan Majidy, Christopher Wilson, and Raymond Laflamme has been published by Cambridge University Press and will be released in the US on September 30. The authors invited me to write a Foreword for … Continue reading →
The Works in...
How Poor Maintenance Loses Wars: 1973, Israel Maintains
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
brr
South Pole Topography
The relentless accumulation (and management) of snow.
a year ago
The relentless accumulation (and management) of snow.
The Works in...
Issue 09: Cheap shots and killer bots
Plus: Why scientific writing is so bad, how to stop snakebites from killing 100,000 people every...
over a year ago
Plus: Why scientific writing is so bad, how to stop snakebites from killing 100,000 people every year, and what science can learn from the fight against global poverty.
Math Is Still...
To Move Fast, Quantum Maze Solvers Must Forget the Past
Quantum algorithms can find their way out of mazes exponentially faster than classical ones, at the...
a year ago
Quantum algorithms can find their way out of mazes exponentially faster than classical ones, at the cost of forgetting the path they took. A new result suggests that the trade-off may be inevitable.
The post To Move Fast, Quantum Maze Solvers Must Forget the Past...
Out-of-Pocket Blog
Secret Research Techniques | Out-Of-Pocket
A magician always reveals his tricks for the purposes of engagement
a year ago
A magician always reveals his tricks for the purposes of engagement
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
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...
Eukaryote Writes...
Internet Harvest (2024, 1)
Free covid treatment for everyone in the US, a novel orthopox virus, a really big machine, cameras...
9 months ago
Free covid treatment for everyone in the US, a novel orthopox virus, a really big machine, cameras used for good and evil, ant heaven now, and more.
Blog - Practical...
How Do Fish Ladders Work?
[Note that this article is a transcript of the video embedded above.]
Building a dam imparts a...
9 months ago
[Note that this article is a transcript of the video embedded above.]
Building a dam imparts a stupendous change to the environment, and as with any change, there are winners and losers. The winners are usually us, people, through hydropower generation, protection from flooding,...
Out-of-Pocket Blog
Healthcare in Jail | Out-Of-Pocket
How does it work?
a year ago
NeuroLogica Blog
Power-To-X and Climate Change Policy
What is Power-to-X (PtX)? It’s just a fancy marketing term for green hydrogen – using green energy,...
a month ago
What is Power-to-X (PtX)? It’s just a fancy marketing term for green hydrogen – using green energy, like wind, solar, nuclear, or hydroelectric, to make hydrogen from water. This process does not release any CO2, just oxygen, and when the hydrogen is burned back with that oxygen...
ToughSF
Inter-Orbital Kinetic Energy Exchanges: Part I
Electrical power can be transferred between planets using high velocity masses. Kinetic Energy...
over a year ago
Electrical power can be transferred between planets using high velocity masses. Kinetic Energy Exchanges are an efficient concept that can output more energy than it consumes and only gets better with distance.
Guest writer Zerraspace (Zach Hajj) works out the details and...
Out-of-Pocket Blog
“There Are Too Many Entrenched Interests” | Out-Of-Pocket
The Six Stages Of Health Tech Grief Part 3
a year ago
The Six Stages Of Health Tech Grief Part 3
Probably...
Extremes, outliers, and GOATS
The video from my PyData Global 2023 talk, Extremes, outliers, and GOATS, is available now: The...
11 months ago
The video from my PyData Global 2023 talk, Extremes, outliers, and GOATS, is available now: The slides are here. There are two Jupyter notebooks that contain the analysis I presented: Here’s the abstract: The fastest runners are much faster than we expect from a Gaussian...
IEEE Spectrum
How Engineers at Digital Equipment Corp. Saved Ethernet
I’ve enjoyed reading magazine articles about Ethernet’s 50th anniversary, including one in the The...
9 months ago
I’ve enjoyed reading magazine articles about Ethernet’s 50th anniversary, including one in the The Institute. Invented by computer scientists Robert Metcalfe and David Boggs, Ethernet has been extraordinarily impactful. Metcalfe, an IEEE Fellow, received the 1996 IEEE Medal of...
Math Is Still...
The Year in Math
Landmark results in Ramsey theory and a remarkably simple aperiodic tile capped a year of...
a year ago
Landmark results in Ramsey theory and a remarkably simple aperiodic tile capped a year of mathematical delight and discovery.
The post The Year in Math first appeared on Quanta Magazine
IEEE Spectrum
Why Are We Still Doing What Simon Says?
In 1976, Ralph Baer and Howard Morrison, two game designers, happened to see a trade show...
a year ago
In 1976, Ralph Baer and Howard Morrison, two game designers, happened to see a trade show demonstration of an Atari arcade game called Touch Me. The game’s waist-high cabinet featured four large buttons on the top, which lit up in random sequence; the player had to push the...
Uncharted...
GeoHistory News | Q3 2024
Longshoremen strike, Mexico – Spain conflict, how Islam propelled Europe more than Protestantism,...
2 months ago
Longshoremen strike, Mexico – Spain conflict, how Islam propelled Europe more than Protestantism, and more
The Roots of...
Four lenses on AI risks
All powerful new technologies create both benefits and risks: cars, planes, drugs, radiation. AI is...
a year ago
All powerful new technologies create both benefits and risks: cars, planes, drugs, radiation. AI is on a trajectory to become one of the most powerful technologies we possess; in some scenarios, it becomes by far the most powerful. It therefore will create both extraordinary...
NeuroLogica Blog
Let’s Talk About Cement
Industry is responsible for 23% of carbon emissions, close to the amount of electricity production...
7 months ago
Industry is responsible for 23% of carbon emissions, close to the amount of electricity production (25%) and transportation (28%). We talk a lot about transportation and energy, but industrial carbon is a harder nut to crack. Also, the 23% is direct carbon release from industrial...
nanoscale views
Meetings this week
This week is the 2023 DOE experimental condensed matter physics PI meeting - in the past I’ve...
a year ago
This week is the 2023 DOE experimental condensed matter physics PI meeting - in the past I’ve written up highlights of these here (2021), here (2019), here (2017), here (2015), and here (2013). This year, I am going to have to present remotely, however, because I am giving a...
Out-of-Pocket Blog
Ciitizen And The Patient Data Marketplace | Out-Of-Pocket
The path to our personal health record
a year ago
The path to our personal health record
NeuroLogica Blog
Solution Aversion Fallacy
I like to think deeply about informal logical fallacies. I write about them a lot, and even have an...
a year ago
I like to think deeply about informal logical fallacies. I write about them a lot, and even have an occasional segment of the SGU dedicated to them. They are a great way to crystalize our thinking about the many ways in which logic can go wrong. Formal logic deals with arguments...
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...
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...
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
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 ›
Probably...
Think Stats 3rd Edition
I am excited to announce that I have started work on a third edition of Think Stats, to be published...
2 months ago
I am excited to announce that I have started work on a third edition of Think Stats, to be published by O’Reilly Media in 2025. At this point the content is mostly settled, and I am revising chapters to get them ready for technical review. If you want to start reading now, the...
Asterisk
How Long Until Armageddon?
Scientists, generals, and politicians all failed to accurately predict when the Soviets would get...
a year ago
Scientists, generals, and politicians all failed to accurately predict when the Soviets would get the bomb. Could they have done any better?
Tikalon Blog by Dev...
Brain Size
Deep thought is what distinguishes humans from other animals. The brain is the medium for thought;...
4 months ago
Deep thought is what distinguishes humans from other animals. The brain is the medium for thought; so, there's the idea that brain size is important, with larger brains allowing more profound thought. Larger brains in hominids appears to have an evolutionary advantage, but the...
NeuroLogica Blog
2023 Hottest Year on Record
What everyone knew was coming is now official – 2023 was the warmest year on record. This means we...
a year ago
What everyone knew was coming is now official – 2023 was the warmest year on record. This means we can also say that the last 10 years are the hottest decade on record. 2023 dethrones 2016 as the previous warmest year and bumps 2010 out of the top 10. Further, in the last half of...
Math Is Still...
Physicists Finally Find a Problem That Only Quantum Computers Can Do
Researchers have shown that a problem relating to the energy of a quantum system is easy for quantum...
9 months ago
Researchers have shown that a problem relating to the energy of a quantum system is easy for quantum computers but hard for classical ones.
The post Physicists Finally Find a Problem That Only Quantum Computers Can Do first appeared on Quanta Magazine
IEEE Spectrum
The Sneaky Standard
A version of this post originally appeared on Tedium, Ernie Smith’s newsletter, which hunts for the...
7 months ago
A version of this post originally appeared on Tedium, Ernie Smith’s newsletter, which hunts for the end of the long tail.
Personal computing has changed a lot in the past four decades, and one of the biggest changes, perhaps the most unheralded, comes down to compatibility. These...
Math Is Still...
In a Monster Star’s Light, a Hint of Darkness
Astronomers are scouring the cosmos for fingerprints of the invisible — tiny clumps of pure dark...
a year ago
Astronomers are scouring the cosmos for fingerprints of the invisible — tiny clumps of pure dark matter that might solve a long-standing cosmic mystery.
The post In a Monster Star’s Light, a Hint of Darkness first appeared on Quanta Magazine
The Works in...
Notes on Progress: A tale of two particles
Not all radioactivity is risky or harmful
over a year ago
Not all radioactivity is risky or harmful
Stephen Wolfram...
Five Most Productive Years: What Happened and What’s Next
So… What Happened? Today is my birthday—for the 65th time. Five years ago, on my 60th birthday, I...
4 months ago
So… What Happened? Today is my birthday—for the 65th time. Five years ago, on my 60th birthday, I did a livestream where I talked about some of my plans. So… what happened? Well, what happened was great. And in fact I’ve just had the most productive five years of my life. Nine...
Out-of-Pocket Blog
Some More 2025 predictions | Out-Of-Pocket
OOP readers always have some interesting ones
a week ago
OOP readers always have some interesting ones
Math Is Still...
How Does Math Keep Secrets?
Cryptography is the thread that connects Julius Caesar, World War II and quantum computing, and it...
5 months ago
Cryptography is the thread that connects Julius Caesar, World War II and quantum computing, and it now lies under nearly every part of modern life. In this week’s episode, computer scientist Boaz Barak and co-host Janna Levin discuss the past and future of secrecy. ...
pcloadletter
Quality is a hard sell in big tech
I have noticed a trend in a handful of products I've worked on at big tech companies. I have friends...
10 months ago
I have noticed a trend in a handful of products I've worked on at big tech companies. I have friends at other big tech companies that have noticed a similar trend: The products are kind of crummy.
Here are some experiences that I have often encountered:
the UI is flakey and/or...
NeuroLogica Blog
Nuclear Microreactors
The first nuclear powered vessel was completed in 1959. Since then there have been nuclear powered...
a year ago
The first nuclear powered vessel was completed in 1959. Since then there have been nuclear powered vessels in the oceans, including many nuclear submarines. The obvious advantage is that is such vessels can stay at see for long periods of time without refueling. These ships use...
nanoscale views
What is the thermal Hall effect?
One thing that physics and mechanical engineering students learn early on is that there are often...
a year ago
One thing that physics and mechanical engineering students learn early on is that there are often analogies between charge flow and heat flow, and this is reflected in the mathematical models we use to describe charge and heat transport. We use Ohm's law,...
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
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...
The Roots of...
Can submarines swim?
Did any science fiction predict that when AI arrived, it would be unreliable, often illogical, and...
a year ago
Did any science fiction predict that when AI arrived, it would be unreliable, often illogical, and frequently bullshitting? Usually in fiction, if the AI says something factually incorrect or illogical, that is a deep portent of something very wrong: the AI is sick, or turning...
The Works in...
Heat waves
Why a hotter world might be a more dangerous, violent, and less productive one
5 months ago
Why a hotter world might be a more dangerous, violent, and less productive one
NeuroLogica Blog
How We Determine What to Believe as True
Psychologists have been studying a very basic cognitive function that appears to be of increasing...
a year ago
Psychologists have been studying a very basic cognitive function that appears to be of increasing importance – how do we choose what to believe as true or false? We live in a world awash in information, and access to essentially the world’s store of knowledge is now a trivial...
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
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...
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
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...
IEEE Spectrum
Lord Kelvin and His Analog Computer
William Thomson, mourning the death of his wife and flush with cash from various patents related to...
7 months ago
William Thomson, mourning the death of his wife and flush with cash from various patents related to the laying of the first transatlantic telegraph cable, decided to buy a yacht. His schooner, the Lalla Rookh, became Thomson’s summer home and his base for hosting scientific...
Out-of-Pocket Blog
Scheduling, Medicaid Opportunities, and Health MBAs with Sandy Varatharajah | Out-Of-Pocket
misconceptions, opportunities, and more
a year ago
misconceptions, opportunities, and more
Math Is Still...
Mathematicians Attempt to Glimpse Past the Big Bang
By studying the geometry of model space-times, researchers offer alternative views of the universe’s...
7 months ago
By studying the geometry of model space-times, researchers offer alternative views of the universe’s first moments.
The post Mathematicians Attempt to Glimpse Past the Big Bang first appeared on Quanta Magazine
Out-of-Pocket Blog
Actually good 2024 healthcare predictions | Out-Of-Pocket
I know, enough predictions. But these are good!
a year ago
I know, enough predictions. But these are good!
Wanderingspace
Phobos over mount Sharp
Taken by the Curiosity rover. This is one of Mars tiny moons as seen from the ground. Impressive as...
over a year ago
Taken by the Curiosity rover. This is one of Mars tiny moons as seen from the ground. Impressive as it is only 14 long and you can actually see its shape from the surface. See Phobos below for reference.
Math Is Still...
How Do Merging Supermassive Black Holes Pass the Final Parsec?
The giant holes in galaxies’ centers shouldn’t be able to merge, yet merge they do. Scientists...
2 months ago
The giant holes in galaxies’ centers shouldn’t be able to merge, yet merge they do. Scientists suggest that an unusual form of dark matter may be the solution.
The post How Do Merging Supermassive Black Holes Pass the Final Parsec? first appeared on Quanta Magazine
NeuroLogica Blog
First Mission To Remove Space Debris
I know you don’t need one more thing to worry about, but I have already written about the growing...
a year ago
I know you don’t need one more thing to worry about, but I have already written about the growing problem of space debris. At least this update is about a mission to help clear some of that debris – ClearSpace-1. This is an ESA mission which they contracted out to a Swiss...
Beautiful Public...
Photologging Vans
These sequences are from New York and Connecticut’s state photolog archives, which I obtained...
over a year ago
These sequences are from New York and Connecticut’s state photolog archives, which I obtained through public records requests. Almost every state’s highway departments had highway photolog programs, some dating back as early as 1961. These sequences were captured by specially...
IEEE Spectrum
The Rise and Fall of 3M’s Floppy Disk
A version of this post originally appeared on Tedium, Ernie Smith’s newsletter, which hunts for the...
9 months ago
A version of this post originally appeared on Tedium, Ernie Smith’s newsletter, which hunts for the end of the long tail.
if you look on 3M’s own website, you will see no mention of this legacy—it’s a firm that sells abrasive materials, adhesive tapes, filters, films, personal...
NeuroLogica Blog
MOBE – A New Gene Editing System
Have you memorized yet what CRISPR stands for – clustered regularly interspaced short palindromic...
7 months ago
Have you memorized yet what CRISPR stands for – clustered regularly interspaced short palindromic repeats? Well, now you can add MOBE to the list – multiplexed orthogonal base editor. Base editors are not new, they are basically enzymes that will change one base – C (cytosine), T...
nanoscale views
New paper - plasmons, excitons, and steering energy
We have a new paper out in Nano Letters (arxiv version here), and I wanted to explain a bit about it...
a year ago
We have a new paper out in Nano Letters (arxiv version here), and I wanted to explain a bit about it and why I think it's a really cool result.
I've written before about the Purcell Effect. When we study quantum mechanics, we learn that the rates of processes, like the...
Out-of-Pocket Blog
Healthcare Ideas That Look Good But Are Bad | Out-Of-Pocket
clinical trial matching, "find a specialist", and more
8 months ago
clinical trial matching, "find a specialist", and more
The Roots of...
If you wish to make an apple pie, you must first become dictator of the universe
The word “robot” is derived from the Czech robota, which means “serfdom.” It was introduced over a...
a year ago
The word “robot” is derived from the Czech robota, which means “serfdom.” It was introduced over a century ago by the Czech play R.U.R., for “Rossum’s Universal Robots.” In the play, the smartest and best-educated of the robots leads a slave revolt that wipes out most of...
The Works in...
Issue 10: One word—plastics.
Plus: France's baby bust, why we empathise with animals, building infrastructure faster, and more.
a year ago
Plus: France's baby bust, why we empathise with animals, building infrastructure faster, and more.
Out-of-Pocket Blog
Six Stages Of Health Tech Grief Pt. 1 | Out-Of-Pocket
we should pay people to be healthy + building a new EMR
a year ago
we should pay people to be healthy + building a new EMR
Tikalon Blog by Dev...
Quantum Year 2025
Children decide early in life to become scientists when they find that topics such as the...
4 months ago
Children decide early in life to become scientists when they find that topics such as the Pythagorean theorem and the hydrological cycle are more interesting and more important than knowing which state is noted for corn. My childhood was notable for witnessing the launch of the...
Explorations of an...
Uruguay Part 1: Relaxed Birding In The Countryside
Uruguay is one of the smallest countries in South America and the only one that is entirely situated...
a year ago
Uruguay is one of the smallest countries in South America and the only one that is entirely situated south of the Tropic of Capricorn. Uruguay was first settled by hunter-gatherers around 13,000 years ago, while the predominate tribe when Europeans arrived was the Charrúa people....
NeuroLogica Blog
More On Electric Vehicles
I recently wrote about electric vehicles, which sparked a lively discussion in the comments. There...
a year ago
I recently wrote about electric vehicles, which sparked a lively discussion in the comments. There was enough discussion that I wanted to pull my responses together into a new post. Before I get to the details, some general observations. The conversation, in my opinion, nicely...
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
Fermilab's Muon g-2 experiment brings particle physics closer to a showdown between theory and experiment.
Andrew Fraknoi –...
A Comet Visible in Our Evening Sky
A newly discovered comet is now faintly visible in our skies soon after sunset, if you have clear...
2 months ago
A newly discovered comet is now faintly visible in our skies soon after sunset, if you have clear skies and a view low toward the west-southwest horizon. See our diagram from Sky & Telescope magazine, in which the yellow numbers show you the comet’s location in the evening sky...
Math Is Still...
Insects and Other Animals Have Consciousness, Experts Declare
A group of prominent biologists and philosophers announced a new consensus: There’s “a realistic...
8 months ago
A group of prominent biologists and philosophers announced a new consensus: There’s “a realistic possibility” that insects, octopuses, crustaceans, fish and other overlooked animals experience consciousness.
The post Insects and Other Animals Have Consciousness,...
NeuroLogica Blog
Update on AI Art
It’s been a while since I discussed artificial intelligence (AI) generated art here. What I have...
a month ago
It’s been a while since I discussed artificial intelligence (AI) generated art here. What I have said in the past is that AI art appears a bit soulless and there are details it has difficulty creating without bizarre distortions (hands are particularly difficult). But I also...
Blog - Practical...
HEAVY CONSTRUCTION of a Sewage Pump Station - Ep 2
This is the second episode of a five-part pilot series to gauge your interest in "How It's...
a year ago
This is the second episode of a five-part pilot series to gauge your interest in "How It's Made"-esque heavy construction videos. Drop a comment or send me an email to let me know what you think! Watch on YouTube above or ad-free on Nebula here.
Uncharted...
The Players of the Syrian Chessboard
What will Israel, Russia, Turkey, the Kurds, Europe, and Lebanon do?
3 weeks ago
What will Israel, Russia, Turkey, the Kurds, Europe, and Lebanon do?
Math Is Still...
Can Psychedelics Improve Mental Health?
Research suggests that psychedelic drugs can reopen critical periods of brain development to create...
7 months ago
Research suggests that psychedelic drugs can reopen critical periods of brain development to create opportunities for re-learning and psychological healing. In this episode, co-host Janna Levin speaks with Gül Dölen, a neuroscientist studying the therapeutic potential of...
Math Is Still...
An Explorer of Abyssal Depths Looks to Oceans on Other Worlds
The marine geochemist Chris German brings decades of experience studying seafloor hydrothermal vents...
a year ago
The marine geochemist Chris German brings decades of experience studying seafloor hydrothermal vents to NASA’s preparations for visits to other ocean worlds in our solar system.
The post An Explorer of Abyssal Depths Looks to Oceans on Other Worlds first appeared on...
Probably...
Bertrand’s Boxes
An early draft of Probably Overthinking It included two chapters about probability. I still think...
7 months ago
An early draft of Probably Overthinking It included two chapters about probability. I still think they are interesting, but the other chapters are really about data, and the examples in these chapters are more like brain teasers — so I’ve saved them for another book. Here’s an...
Out-of-Pocket Blog
More thoughts consumerization in healthcare | Out-Of-Pocket
tales from other countries, industries, and more
4 months ago
tales from other countries, industries, and more
Cremieux Recueil
High-Frequency Trading Is Good
Sichuan Mala has written a guest post on one of the most unfairly maligned parts of the financial...
3 months ago
Sichuan Mala has written a guest post on one of the most unfairly maligned parts of the financial industry
Chris Grossack's...
Estimating a Difference of Products
Wow, it’s been a long time! Both since my last blog post, and since my last
quick analysis trick....
a year ago
Wow, it’s been a long time! Both since my last blog post, and since my last
quick analysis trick. But I’ve been itching to
write more blog posts lately, and I thought that something quick and easy like
this would be a good way to get back into it without the kind of effort...
brr
South Pole Signage
Please close doors quietly!
a year ago
Please close doors quietly!
Andrew Fraknoi –...
Enjoy the Coming Leap Day: Some Thoughts about the Calendar
This year February will have an extra day -- we discuss why?
The post Enjoy the Coming Leap Day: ...
10 months ago
This year February will have an extra day -- we discuss why?
The post Enjoy the Coming Leap Day: Some Thoughts about the Calendar appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Asterisk
Behind Closed Doors
In 2020, we worried that COVID lockdowns might lead to an increase in domestic violence. Instead,...
a year ago
In 2020, we worried that COVID lockdowns might lead to an increase in domestic violence. Instead, the opposite occurred. Why did this happen — and why was it so hard to figure out?
nanoscale views
Strategic planning + departmental reviews
It's been a while since I've written a post about the ways of academia, so I thought it might be...
a year ago
It's been a while since I've written a post about the ways of academia, so I thought it might be time, though it's not exactly glamorous or exciting. There are certain cycles in research universities, and two interrelated ones are the cycle of departmental strategic planning and...
Math Is Still...
The Researcher Who Explores Computation by Conjuring New Worlds
Russell Impagliazzo studies hard problems, the limits of cryptography, the nature of randomness and...
9 months ago
Russell Impagliazzo studies hard problems, the limits of cryptography, the nature of randomness and more.
The post The Researcher Who Explores Computation by Conjuring New Worlds first appeared on Quanta Magazine
nanoscale views
Neutrality and experimental detective work
One of the remarkable aspects of condensed matter physics is the idea of emergent quasiparticles,...
a year ago
One of the remarkable aspects of condensed matter physics is the idea of emergent quasiparticles, where through the interactions of many underlying degrees of freedom, new excitations emerge that are long-lived and often can propagate around in ways very different than their...
brr
Redeployment Part Three
Off-continent after 446 days!
11 months ago
Off-continent after 446 days!
Out-of-Pocket Blog
Video Games x Healthcare | Out-Of-Pocket
Video games should be our models for engagement
a year ago
Video games should be our models for engagement
IEEE Spectrum
When IBM Built a War Room for Executives
Computer History Museum’s collection has a biography of sorts—a life before CHM, a tale about how it...
3 weeks ago
Computer History Museum’s collection has a biography of sorts—a life before CHM, a tale about how it came to us, and a life within the museum. The chapters of that biography include the uses made of it, and the historical and interpretive stories it can be made to tell. This then...
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
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...
Out-of-Pocket Blog
Healthcare should NOT be local | Out-Of-Pocket
Let's think bigger
a year ago
The Works in...
Gentrification as a housing problem
The root cause of displacement is inflexible supply
5 months ago
The root cause of displacement is inflexible supply
Math Is Still...
How Is AI Changing the Science of Prediction?
With lots of data, a strong model and statistical thinking, scientists can make predictions about...
a month ago
With lots of data, a strong model and statistical thinking, scientists can make predictions about all sorts of complex phenomena. Today, this practice is evolving to harness the power of machine learning and massive datasets. In this episode, co-host Steven Strogatz speaks with...
Explorations of an...
2023 Part 3: Spring And Summer In Ontario
April (continued)
Laura and I returned to Ontario in late April and I immediately jumped back into...
a year ago
April (continued)
Laura and I returned to Ontario in late April and I immediately jumped back into the local birding/naturalist scene. Spring is such a dynamic time of year and I tried to maximize every opportunity. In late April I spent a couple of days on Manitoulin Island,...
Damn Interesting
Breaking a Bit
It’s been a busy summer, and the large shortfall in donations last month has been demoralizing, so...
a year ago
It’s been a busy summer, and the large shortfall in donations last month has been demoralizing, so we’re taking a week off to rest and recuperate. The curated links section will be (mostly) silent, and behind the scenes we’ll be taking a brief break from our usual researching,...
Quantum Frontiers
Quantum computing vs. Grubhub
pon receiving my speaking assignments for the Tucson Festival of Books, I mentally raised my...
a year ago
pon receiving my speaking assignments for the Tucson Festival of Books, I mentally raised my eyebrows. I’d be participating in a panel discussion with Mike Evans, the founder of Grubhub? But I hadn’t created an app that’s a household name. I … Continue reading →
Light from Space
The Path to the Pillars of Creation
Famously photographed by the Hubble Space Telescope, here's my first look at the Pillars of Creation...
over a year ago
Famously photographed by the Hubble Space Telescope, here's my first look at the Pillars of Creation in the Eagle Nebula (Messier 16).
Total exposure time: 16h 5m
Shot from my driveway near Tucson, AZ in April & May 2022
Telescope: William Optics RedCat 51 (250mm focal length ƒ
The Roots of...
What I’ve been reading, March 2023
A new monthly feature, let me know what you think.
Books
Matt Ridley, How Innovation Works (2020)....
a year ago
A new monthly feature, let me know what you think.
Books
Matt Ridley, How Innovation Works (2020). About halfway through, lots of interesting case studies, very readable.
Vaclav Smil, Creating the Twentieth Century (2005). I read the first chapter; saving the rest of it for when...
Math Is Still...
The Year in Biology
In a year packed with fascinating discoveries, biologists pushed the limits of synthetic life,...
a year ago
In a year packed with fascinating discoveries, biologists pushed the limits of synthetic life, probed how organisms keep time, and refined theories about consciousness and emotional health.
The post The Year in Biology first appeared on Quanta Magazine
Asterisk
The Great Inflection? A Debate About AI and Explosive Growth
A conversation about what happens to the economy when intelligence becomes too cheap to meter.
a year ago
A conversation about what happens to the economy when intelligence becomes too cheap to meter.
Math Is Still...
Mathematicians Find Hidden Structure in a Common Type of Space
In 50 years of searching, mathematicians found only one example of a “subspace design” in a vector...
a year ago
In 50 years of searching, mathematicians found only one example of a “subspace design” in a vector space. A new proof reveals that there are infinitely more out there.
The post Mathematicians Find Hidden Structure in a Common Type of Space first appeared on Quanta...
Many Worlds
Many Worlds Archive is Available
I had the pleasure of reporting and writing the Many Worlds column — sponsored by NASA’s NExSS...
a year ago
I had the pleasure of reporting and writing the Many Worlds column — sponsored by NASA’s NExSS initiative and the Lunar & Planetary Institute — for almost eight years. But the run came to an end in October. Now an archive of the more than 400 columns is easily available at...
Explorations of an...
Marsh Birding In Ceibas And Otamendi
February 18, 2023
Laura and I left Parque Nacional El Palmar and continued south towards Buenos...
a year ago
February 18, 2023
Laura and I left Parque Nacional El Palmar and continued south towards Buenos Aires and beyond. We had just five days remaining in our Argentina trip, with ferry tickets purchased that would take us to Uruguay on February 23. At this point in the trip, potential...
The Works in...
The asbestos times
How asbestos saved cities, before we realized its risks
11 months ago
How asbestos saved cities, before we realized its risks
nanoscale views
APS March Meeting 2023, Day 2
I ended up spending more time catching up with people this afternoon than going to talks after my...
a year ago
I ended up spending more time catching up with people this afternoon than going to talks after my session ended, but here are a couple of highlights:
There was an invited session about the metal halide perovskites, and there were some interesting talks. My faculty colleague...
Uncharted...
The Latest on Healthcare Research
Cancer research, AI in healthcare, aging research, and much more
2 months ago
Cancer research, AI in healthcare, aging research, and much more
Math Is Still...
The Physical Process That Powers a New Type of Generative AI
Some modern image generators rely on the principles of diffusion to create images. Alternatives...
a year ago
Some modern image generators rely on the principles of diffusion to create images. Alternatives based on the process behind the distribution of charged particles may yield even better results.
The post The Physical Process That Powers a New Type of Generative AI first...
symmetry magazine
Collaboration builds fantastical stories from nuggets of truth
What happens when you pair CERN scientists with science fiction writers to create short stories...
a year ago
What happens when you pair CERN scientists with science fiction writers to create short stories inspired by particle physics?
Damn Interesting
Journey to the Invisible Planet
In the late 17th century, natural philosopher Isaac Newton was deeply uneasy with a new scientific...
a year ago
In the late 17th century, natural philosopher Isaac Newton was deeply uneasy with a new scientific theory that was gaining currency in Europe: universal gravitation. In correspondence with a scientific contemporary, Newton complained that it was “an absurdity” to suppose that...
Stephen Wolfram...
Computing the Eclipse: Astronomy in the Wolfram Language
Basic Eclipse Computation It’s taken millennia to get to the point where it’s possible to accurately...
9 months ago
Basic Eclipse Computation It’s taken millennia to get to the point where it’s possible to accurately compute eclipses. But now—as a tiny part of making “everything in the world” computable—computation about eclipses is just a built-in feature of the Wolfram Language. The core...
Andrew Fraknoi –...
Injecting Caution Into Media Reports of Northern Lights as far South as California
Friday, May 10, there was a lot of discussion on the news, on social media, and on different web...
7 months ago
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...
Math Is Still...
Secret Messages Can Hide in AI-Generated Media
In steganography, an ordinary message masks the presence of a secret communication. Humans can never...
a year ago
In steganography, an ordinary message masks the presence of a secret communication. Humans can never do it perfectly, but a new study shows it’s possible for machines.
The post Secret Messages Can Hide in AI-Generated Media first appeared on Quanta Magazine
nanoscale views
APS March Meeting 2024, Day 2
A decent part of today was spent in conversation with friends and colleagues, but here are some high...
10 months ago
A decent part of today was spent in conversation with friends and colleagues, but here are some high points of scientific talks:
The DMP prize session was excellent. The first talk was by Harold Hwang, this year's awardee of the McGroddy Prize. He gave a very compelling...
Math Is Still...
Never-Repeating Tiles Can Safeguard Quantum Information
Two researchers have proved that Penrose tilings, famous patterns that never repeat, are...
10 months ago
Two researchers have proved that Penrose tilings, famous patterns that never repeat, are mathematically equivalent to a kind of quantum error correction.
The post Never-Repeating Tiles Can Safeguard Quantum Information first appeared on Quanta Magazine
The Works in...
Links in Progress: What are children for?
And how the UN’s birth rate forecasts keep getting it wrong
a month ago
And how the UN’s birth rate forecasts keep getting it wrong
Quantum Frontiers
A classical foreshadow of John Preskill’s Bell Prize
Editor’s Note: This post was co-authored by Hsin-Yuan Huang (Robert) and Richard Kueng. John...
10 months ago
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...
NeuroLogica Blog
Clickbait and Misinformation
Which is worse – clickbaity headlines for news articles that are factually correct, but may be...
7 months ago
Which is worse – clickbaity headlines for news articles that are factually correct, but may be playing up a sensational angle, or straight-up misinformation? It depends on what you mean by “worse”. A new study tries to address this information, with some interesting findings....
Asterisk
You’re Invited to a Colonoscopy!
Colonoscopies are the first-line method for preventing colorectal cancer in America —and almost...
a year ago
Colonoscopies are the first-line method for preventing colorectal cancer in America —and almost nowhere else. But do they work? We finally have a comprehensive trial, but it’s left gastroenterologists with more questions than answers.
Marine Madness
Culture Club: Time to let the cetaceans in?
Up until recently, culture has been thought of as a primarily human characteristic. However, recent...
over a year ago
Up until recently, culture has been thought of as a primarily human characteristic. However, recent studies shine a light on the fact that non-human animals including Cetaceans (dolphins and whales), may also possess it. They live in tightly-knit social communities, exhibit...
Drew Ex Machina
Drew Ex Machina 10th Anniversary: Top Ten Posts
I find it difficult to believe but, it was ten years ago today that I posted the first article on my...
9 months ago
I find it difficult to believe but, it was ten years ago today that I posted the first article on my then-new website, Drew Ex Machina. […]
Blog - Practical...
The Only State Capital Where You Can’t Drink the Water
[Note that this article is a transcript of the video embedded above.]
As a blast of bitter Arctic...
a year ago
[Note that this article is a transcript of the video embedded above.]
As a blast of bitter Arctic air poured into North America around Christmas Time in December 2022, weather conditions impacted nearly every aspect of life, from travel to electricity to just trying to get out...
The Works in...
Notes on Progress: Thinking like a dog
How dog brains could save us from dementia
over a year ago
How dog brains could save us from dementia
Probably...
Bootstrapping a Proportion
It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
2 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. Here’s a question from the Reddit statistics forum. How do I use bootstrapping to generate confidence intervals for a...
Out-of-Pocket Blog
Malpractice, Expert Witnesses, and Lawsuits with Dr. Eric Funk | Out-Of-Pocket
Suits and White Coats
a year ago
Math Is Still...
How a DNA ‘Parasite’ May Have Fragmented Our Genes
A novel type of “jumping gene” may explain why the genomes of complex cells aren’t all equally...
a year ago
A novel type of “jumping gene” may explain why the genomes of complex cells aren’t all equally stuffed with noncoding sequences.
The post How a DNA ‘Parasite’ May Have Fragmented Our Genes first appeared on Quanta Magazine
NeuroLogica Blog
UFOs and the Pandemic
Did UFO reporting increase during the pandemic? A group of researchers set out to answer that...
a year ago
Did UFO reporting increase during the pandemic? A group of researchers set out to answer that question, and recently published their results. Their hypothesis was two-fold, including the notion that people had more free time during the shutdown and perhaps spent more time out...
nanoscale views
Condensed matter’s rough start
I’m teaching undergrad solid-state for the first time, and it has served as a reminder of how...
a year ago
I’m teaching undergrad solid-state for the first time, and it has served as a reminder of how condensed matter physics got off the ground. I suspect that one reason CM historically had not received a lot of respect in the early years (e.g. Pauli declaring that solid-state...
Math Is Still...
Cryptography Tricks Make a Hard Problem a Little Easier
Researchers have shown how to find the simplest description of a data set faster than by simply ...
8 months ago
Researchers have shown how to find the simplest description of a data set faster than by simply checking every possibility.
The post Cryptography Tricks Make a Hard Problem a Little Easier first appeared on Quanta Magazine
Math Is Still...
The AI Tools Making Images Look Better
Researchers have discovered ways around a fundamental trade-off between accuracy and beauty in...
a year ago
Researchers have discovered ways around a fundamental trade-off between accuracy and beauty in digital images.
The post The AI Tools Making Images Look Better first appeared on Quanta Magazine
Math Is Still...
The Astonishing Behavior of Recursive Sequences
Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling...
a year ago
Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling patterns have revealed ties to graph theory and prime numbers, awing mathematicians.
The post The Astonishing Behavior of Recursive Sequences first appeared on Quanta...
Andrew Fraknoi –...
An Eclipse of the Sun Coming to N. America April 8th
A rare eclipse of the Sun will be visible all over North America on April 8th.
The post An Eclipse...
9 months ago
A rare eclipse of the Sun will be visible all over North America on April 8th.
The post An Eclipse of the Sun Coming to N. America April 8th appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Out-of-Pocket Blog
Cool Facts About Health Insurance Enrollment with Aleka Gurel | Out-Of-Pocket
Tis the season
a year ago
Asterisk
A Field Guide to AI Safety
AI safety is starting to go mainstream, but the researchers who’ve been immersed in it for over a...
a year ago
AI safety is starting to go mainstream, but the researchers who’ve been immersed in it for over a decade still have strong disagreements.
The Works in...
Special Issue 01: Lost in Stagnation
Dude, where is my flying car?
over a year ago
Dude, where is my flying car?
Math Is Still...
Computer Scientists Prove That Heat Destroys Quantum Entanglement
While devising a new quantum algorithm, four researchers accidentally established a hard limit on...
4 months ago
While devising a new quantum algorithm, four researchers accidentally established a hard limit on entanglement.
The post Computer Scientists Prove That Heat Destroys Quantum Entanglement first appeared on Quanta Magazine
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...
11 months 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...
Out-of-Pocket Blog
Physicians and Pharma Marketing | Out-Of-Pocket
oh we getting that drug money
a year ago
oh we getting that drug money
Math Is Still...
A Close-Up View Reveals the ‘Melting’ Point of an Infinite Graph
Just as ice melts to water, graphs undergo phase transitions. Two mathematicians showed that they...
a year ago
Just as ice melts to water, graphs undergo phase transitions. Two mathematicians showed that they can pinpoint such transitions by examining only local structure.
The post A Close-Up View Reveals the ‘Melting’ Point of an Infinite Graph first appeared on Quanta...
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...
3 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 …
Explorations of an...
Day Two At Río Bigal - Brilliant Birding and Magnificent Mothing
The Pink-throated Brilliant.
There are, of course, many other weird and wonderful species that call...
a year ago
The Pink-throated Brilliant.
There are, of course, many other weird and wonderful species that call Río Bigal home, but I was first drawn to the idea of visiting this reserve while reading about the enigmatic Pink-throated Brilliant. This rare hummingbird lives only in forest in...
nanoscale views
Moiré and making superlattices
One of the biggest condensed matter trends in recent years has been the stacking of 2D materials and...
8 months ago
One of the biggest condensed matter trends in recent years has been the stacking of 2D materials and the development of moiré lattices. The idea is, take a layer of 2D material and stack it either (1) on itself but with a twist angle, or (2) on another material with a slightly...
Blog - Practical...
These Metals Destroy Themselves to Prevent Rust
[Note that this article is a transcript of the video embedded above.]
This is the old Howard...
over a year ago
[Note that this article is a transcript of the video embedded above.]
This is the old Howard Frankland Bridge that carries roughly 180,000 vehicles per day across Old Tampa Bay between St. Petersburg and Tampa, Florida. A replacement for the bridge is currently under...
Math Is Still...
Thirty Years Later, a Speed Boost for Quantum Factoring
Shor’s algorithm will enable future quantum computers to factor large numbers quickly, undermining...
a year ago
Shor’s algorithm will enable future quantum computers to factor large numbers quickly, undermining many online security protocols. Now a researcher has shown how to do it even faster.
The post Thirty Years Later, a Speed Boost for Quantum Factoring first appeared on...
The Roots of...
Cellular reprogramming, pneumatic launch systems, and terraforming Mars
In December, I went to the Foresight Institute’s Vision Weekend 2023 in San Francisco. I had a lot...
a year ago
In December, I went to the Foresight Institute’s Vision Weekend 2023 in San Francisco. I had a lot of fun talking to a bunch of weird and ambitious geeks about the glorious abundant technological future. Here are few things I learned about (with the caveat that this is mostly...
Light from Space
The Space Lobster
Not well known to observers in the Northern Hemisphere, the Lobster Nebula (NGC 6357) in Cepheus...
over a year ago
Not well known to observers in the Northern Hemisphere, the Lobster Nebula (NGC 6357) in Cepheus shows a complex pattern of Hydrogen alpha and Oxygen-III regions.
It's quite far south in the sky at a declination of −34° 20′ and here in Tucson it barely
IEEE Spectrum
Chuck E. Cheese’s Animatronics Band Bows Out
That may have been the last time I entered a Chuck E. Cheese pizzeria. And yet, when I heard that...
a month ago
That may have been the last time I entered a Chuck E. Cheese pizzeria. And yet, when I heard that the company was phasing out the animatronic bands from all but five locations by the end of this year, I felt a twinge of nostalgia. Much to my surprise, I was truly sad that the...
Math Is Still...
How Chain-of-Thought Reasoning Helps Neural Networks Compute
Large language models do better at solving problems when they show their work. Researchers are...
9 months ago
Large language models do better at solving problems when they show their work. Researchers are beginning to understand why.
The post How Chain-of-Thought Reasoning Helps Neural Networks Compute first appeared on Quanta Magazine
NeuroLogica Blog
Controlling the Narrative with AI
There is an ongoing battle in our society to control the narrative, to influence the flow of...
11 months ago
There is an ongoing battle in our society to control the narrative, to influence the flow of information, and thereby move the needle on what people think and how they behave. This is nothing new, but the mechanisms for controlling the narrative are evolving as our communication...
Asterisk
Between the Lines: A History of the Most Important Concept in Global Poverty
The global poverty line helps determine how billions of dollars in aid are allocated. But where did...
a year ago
The global poverty line helps determine how billions of dollars in aid are allocated. But where did the idea of measuring poverty come from — and how might it be holding us back?
NeuroLogica Blog
Should Japan Release Radioactive Water Into The Pacific?
Japan is planning on releasing treated radioactive water from the Fukushima nuclear accident into...
a year ago
Japan is planning on releasing treated radioactive water from the Fukushima nuclear accident into the ocean. They claim this will be completely safe, but there are protests going on in both Japan and South Korea, and China has just placed a ban on seafood from Japan. In a perfect...
Out-of-Pocket Blog
Placebos Are Getting Stronger | Out-Of-Pocket
Should we incorporate them into clinical practice?
a year ago
Should we incorporate them into clinical practice?
Andrew Fraknoi –...
Perseid Meteor Shower Aug 12-13, 2023
We make suggestions for how best to see the 2023 Perseid meteor shower.
The post Perseid Meteor...
a year ago
We make suggestions for how best to see the 2023 Perseid meteor shower.
The post Perseid Meteor Shower Aug 12-13, 2023 appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Explorations of an...
Monsoon Season In Arizona, Part 3: Hunter Canyon to Portal
September 2, 2024
We awoke to another beautiful sunrise in the Huachuca Mountains. I could get used...
3 months ago
September 2, 2024
We awoke to another beautiful sunrise in the Huachuca Mountains. I could get used to this view.
View from Beatty's Guest Ranch - Miller Canyon, Cochise County, Arizona
This was our final morning in this region; we had plans to make the long drive eastwards...
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
5 months ago
The first section of Ch. 3 of Stewart Brand’s Maintenance on Books in Progress
The Works in...
Growing Forests
As countries develop, deforestation drops
a year ago
As countries develop, deforestation drops
Math Is Still...
All Life on Earth Today Descended From a Single Cell. Meet LUCA.
The clearest picture yet of our “last universal common ancestor” suggests it was a relatively...
a month ago
The clearest picture yet of our “last universal common ancestor” suggests it was a relatively complex organism living 4.2 billion years ago, a time long considered too harsh for life to flourish.
The post All Life on Earth Today Descended From a Single Cell. Meet...
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...
2 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...
nanoscale views
Faculty positions at Rice, + annual Nobel speculation
Trying to spread the word:
The Department of Physics and Astronomy at Rice University in Houston,...
a year ago
Trying to spread the word:
The Department of Physics and Astronomy at Rice University in Houston, Texas invites applications for two tenure-track faculty positions, one experimental and one theoretical, in the area of quantum science using atomic, molecular, or optical methods....
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
“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...
Math Is Still...
Across a Continent, Trees Sync Their Fruiting to the Sun
European beech trees more than 1,500 kilometers apart all drop their fruit at the same time in a...
6 months ago
European beech trees more than 1,500 kilometers apart all drop their fruit at the same time in a grand synchronization event now linked to the summer solstice.
The post Across a Continent, Trees Sync Their Fruiting to the Sun first appeared on Quanta Magazine
Math Is Still...
The Viral Paleontologist Who Unearths Pathogens’ Deep Histories
Sébastien Calvignac-Spencer searches museum jars for genetic traces of flu, measles and other...
4 months ago
Sébastien Calvignac-Spencer searches museum jars for genetic traces of flu, measles and other viruses. Their evolutionary stories can help treat modern outbreaks and prepare for future ones.
The post The Viral Paleontologist Who Unearths Pathogens’ Deep Histories...
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
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 →
Out-of-Pocket Blog
AI in healthcare - defensibility, capabilities, and cost reduction | Out-Of-Pocket
7 months ago
Damn Interesting
Devouring the Heart of Portugal
On the morning of Thursday, 04 December 1924, a tall and well-dressed Dutch trader named Karel...
over a year ago
On the morning of Thursday, 04 December 1924, a tall and well-dressed Dutch trader named Karel Marang strolled along Great Winchester Street in the City of London, among the bustling crowds of bankers and brokers of the business district, unaware that the parcel he carried held...
The Roots of...
What I’ve been reading, November 2023
A ~monthly feature. Recent blog posts and news stories are generally omitted; you can find them in...
a year ago
A ~monthly feature. Recent blog posts and news stories are generally omitted; you can find them in my links digests. All emphasis in bold in the quotes below was added by me.
Books
Finished Lynn White, Medieval Technology and Social Change (1962). Last time I talked about the...
NeuroLogica Blog
Regret After Transitioning
In my last post I noted that even mentioning general vague support for the LGBTQ community was...
a year ago
In my last post I noted that even mentioning general vague support for the LGBTQ community was enough to trigger very specific feedback, often making erroneous scientific claims. Each claim requires a deep dive and article-length discussion. Even though the discussion that...
Confessions of a...
Shark Bay: a pristine template for marine ecosystems worldwide
Here in Western Australia, we are lucky to be in the global centre of seagrass diversity. As such,...
over a year ago
Here in Western Australia, we are lucky to be in the global centre of seagrass diversity. As such, we have a coastline dominated by many different species of seagrasses – from large, temperate seagrasses like Posidonia australis to small, tropical species like Halodule...
Beautiful Public...
Trademark Design Codes
The United States Patent and Trademark Office has a system of 1,400 descriptive "design codes"...
9 months ago
The United States Patent and Trademark Office has a system of 1,400 descriptive "design codes" allowing you to search for trademarks with “Rickshaws”, “Centaurs” or “Mechanical women”.
Damn Interesting
From Where the Sun Now Stands
An American Indian man on horseback stood outlined against a steely sky past midday on 05 October...
a year ago
An American Indian man on horseback stood outlined against a steely sky past midday on 05 October 1877. Winter was already settling into the prairies of what would soon become the state of Montana.
Five white men stood in the swaying grass on the other side of the field,...
Asterisk
Fracking Eyeballs
How an alliance between psychologists and advertisers at the turn of the 20th century taught us how...
a year ago
How an alliance between psychologists and advertisers at the turn of the 20th century taught us how to measure (and monetize) human attention.
Quantum Frontiers
The quantum gold rush
Even if you don’t recognize the name, you probably recognize the saguaro cactus. It’s the archetype...
9 months 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 →
NeuroLogica Blog
A Climate Debate Regarding Health Effects – Part II
Yesterday’s post was the first in an exchange about the effects of climate change on public health....
a year ago
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,...
nanoscale views
Michio Kaku and science popularization in the Age of Shamelessness
In some ways, we live in a golden age of science popularization. There are fantastic publications...
a year ago
In some ways, we live in a golden age of science popularization. There are fantastic publications like Quanta doing tremendous work; platforms like YouTube and podcasts have made it possible for both practicing scientists and science communicators to reach enormous audiences;...
Asterisk
Better Living Through Group Chemistry
Inside the San Francisco group house scene.
6 months ago
Inside the San Francisco group house scene.
symmetry magazine
Imagining the future of gravitational-wave research
To understand why scientists are excited about detecting a new background, just look to the history...
a year ago
To understand why scientists are excited about detecting a new background, just look to the history of studies of the CMB.
NeuroLogica Blog
A Climate Rebuttal
The climate change discussion would benefit most from good-faith evidence and science-based...
a year ago
The climate change discussion would benefit most from good-faith evidence and science-based discussion. Unfortunately, humans tend to prefer emotion, ideology, motivated reasoning, and confirmation bias. As an example, I was sent an excerpt from a climate change podcast as a...
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