Math Is Still...
A Triplet Tree Forms One of the Most Beautiful Structures in Math
The Markov numbers reveal the secrets of irrational numbers and the patterns of the Fibonacci...
a year ago
The Markov numbers reveal the secrets of irrational numbers and the patterns of the Fibonacci sequence. But there’s one question about them that has resisted proof for over a century.
The post A Triplet Tree Forms One of the Most Beautiful Structures in Math first...
Sean Carroll
The Biggest Ideas in the Universe | 23. Criticality and Complexity
Spherical cows are important because they let us abstract away all the complications of the real...
over a year ago
Spherical cows are important because they let us abstract away all the complications of the real world and think about underlying principles. But what about when the complications are the point? Then we enter the realm of complex systems — which, interestingly, has its own...
Blog - Practical...
The Bizarre Paths of Groundwater Around Structures
[Note that this article is a transcript of the video embedded above.]
In 2015, an unusual incident...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In 2015, an unusual incident happened on the construction site for a sewage lift station in British Columbia, Canada. WorksafeBC, the provincial health and safety agency, posted a summary of the event on...
The Works in...
Works in Progress: 2023 Wrapped
Our most read work of the year
a year ago
Our most read work of the year
NeuroLogica Blog
Let’s Talk About Cement
Industry is responsible for 23% of carbon emissions, close to the amount of electricity production...
6 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...
Math Is Still...
The New Quest to Control Evolution
Modern scientists aren’t content with predicting how life evolves. They want to shape it. ...
a year ago
Modern scientists aren’t content with predicting how life evolves. They want to shape it.
The post The New Quest to Control Evolution first appeared on Quanta Magazine
NeuroLogica Blog
Energy Demand Increasing
For the last two decades electricity demand in the US has been fairly flat. While it has been...
9 months ago
For the last two decades electricity demand in the US has been fairly flat. While it has been increasing overall, the increase has been very low. This has been largely attributed to the fact that as the use of electrical devices has increased, the efficiency of those devices has...
NeuroLogica Blog
UK Building More Nuclear
The nuclear debate seems never-ending, which I guess is to be expected. Every large technology has...
a year ago
The nuclear debate seems never-ending, which I guess is to be expected. Every large technology has tradeoffs. But the need to transition our energy infrastructure to carbon neutral has shifted the equation, and it is now arguable that we cannot afford to ignore the option of...
Math Is Still...
What Is Analog Computing?
You don’t need 0s and 1s to perform computations, and in some cases it’s better to avoid them. ...
4 months ago
You don’t need 0s and 1s to perform computations, and in some cases it’s better to avoid them.
The post What Is Analog Computing? first appeared on Quanta Magazine
NeuroLogica Blog
Age of the Moon Revised
There are a few interesting stories lurking in this news item, but lets start with the top level – a...
a year ago
There are a few interesting stories lurking in this news item, but lets start with the top level – a new study revises the minimum age of the Moon to 4.46 billion years, 40 million years older than the previous estimate. That in itself is interesting, but not game-changing. It’s...
Cremieux Recueil
Workers For Robots
Want to give blue collar workers the sorts of jobs they can raise a family on and revive American...
a month ago
Want to give blue collar workers the sorts of jobs they can raise a family on and revive American manufacturing? Then you should support automation
Math Is Still...
Electric ‘Ripples’ in the Resting Brain Tag Memories for Storage
New experiments reveal how the brain chooses which memories to save and add credence to advice about...
7 months ago
New experiments reveal how the brain chooses which memories to save and add credence to advice about the importance of rest.
The post Electric ‘Ripples’ in the Resting Brain Tag Memories for Storage first appeared on Quanta Magazine
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...
Math Is Still...
Primitive Asgard Cells Show Life on the Brink of Complexity
As researchers race to cultivate more of the intriguing cells from the deep seafloor, the few cells...
a year ago
As researchers race to cultivate more of the intriguing cells from the deep seafloor, the few cells now growing in labs are giving us our best glimpses of the forerunners of all complex life.
The post Primitive Asgard Cells Show Life on the Brink of Complexity first...
Math Is Still...
How AI Revolutionized Protein Science, but Didn’t End It
Three years ago, Google’s AlphaFold pulled off the biggest artificial intelligence breakthrough in...
5 months ago
Three years ago, Google’s AlphaFold pulled off the biggest artificial intelligence breakthrough in science to date, accelerating molecular research and kindling deep questions about why we do science.
The post How AI Revolutionized Protein Science, but Didn’t End It...
NeuroLogica Blog
Latest Starship Launch
SpaceX has conducted their most successful test launch of a Starship system to date. The system they...
2 months ago
SpaceX has conducted their most successful test launch of a Starship system to date. The system they tested has three basic components – the Super Heavy first stage rocket booster, the Starship second stage (which is the actual space ship that will go places), and the...
nanoscale views
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...
Out-of-Pocket Blog
Did The FDA Mess Up With Aduhelm? | Out-Of-Pocket
Rethinking the approval, coverage, and reimbursement dynamic
a year ago
Rethinking the approval, coverage, and reimbursement dynamic
Out-of-Pocket Blog
The Reality of Real-World Evidence | Out-Of-Pocket
Real recognize real...sort of
a year ago
Real recognize real...sort of
ToughSF
Moto-Orion: Mechanized Nuclear Pulse Propulsion
The Orion nuclear pulse propulsion concept has been around for over six decades now. It is powerful...
over a year ago
The Orion nuclear pulse propulsion concept has been around for over six decades now. It is powerful and robust, but lacks the flexibility and features we expect from many more modern designs.
Can we give it those additional capabilities?
That cutaway is one of Matthew Paul...
Explorations of an...
2023 Part 4: Indonesia and Ecuador
September
The island of Sulawesi must be on the bucket list for any naturalist with a strong...
11 months ago
September
The island of Sulawesi must be on the bucket list for any naturalist with a strong interest in biogeography. Though Borneo is situated only a few hundred kilometers to the west, and the Moluccas are not far to the east, the species composition of Sulawesi is...
Explorations of an...
Los Amigos Biological Station - Part 3
My final post from Peru....
September 22, 2022
Much like the previous morning, Laura and I...
a year ago
My final post from Peru....
September 22, 2022
Much like the previous morning, Laura and I arranged a packed breakfast and we hit the trails around dawn. While birds were obviously on my mind, there were still a few mammals that I was really keen to search for, too. And luck...
NeuroLogica Blog
Unifying Cognitive Biases
Are you familiar with the “lumper vs splitter” debate? This refers to any situation in which there...
a year ago
Are you familiar with the “lumper vs splitter” debate? This refers to any situation in which there is some controversy over exactly how to categorize complex phenomena, specifically whether or not to favor the fewest categories based on similarities, or the greatest number of...
Math Is Still...
Nobel Prize Honors Inventors of ‘Quantum Dot’ Nanoparticles
The Nobel Prize for Chemistry has been awarded to three researchers who harnessed the quantum...
a year ago
The Nobel Prize for Chemistry has been awarded to three researchers who harnessed the quantum behaviors of semiconductor nanocrystals.
The post Nobel Prize Honors Inventors of ‘Quantum Dot’ Nanoparticles first appeared on Quanta Magazine
nanoscale views
AI/ML and condensed matter + materials science
Materials define the way we live. That may sound like an exaggeration that I like to spout because...
a year ago
Materials define the way we live. That may sound like an exaggeration that I like to spout because I'm a condensed matter physicist, but it's demonstrably true. Remember, past historians have given us terms like "Stone Age", "Bronze Age", and "Iron Age", and the "Information...
Wanderingspace
Webb’s Jupiter
So this is “false color” becuase it is infrared (like all Webb images) and made from only two...
over a year ago
So this is “false color” becuase it is infrared (like all Webb images) and made from only two filters orange and cyan. However, the detail is incredible. That dot is tiny Amalthea at the left and— yes… that is Jupiter’s elusive ring. According to researcher Thierry Fouchet, “This...
Out-of-Pocket Blog
Some more thoughts on telemedicine | Out-Of-Pocket
a collection of the best audience responses
a year ago
a collection of the best audience responses
Damn Interesting
The Mount St. Helens Trespasser
The Washington state deputy sheriff looked suspiciously at the motorcycle strapped to the back of...
over a year ago
The Washington state deputy sheriff looked suspiciously at the motorcycle strapped to the back of the odd little French car. The motorcycle was a recently repaired Honda 90, sporting a fresh coat of grey spray paint. The driver, Robert Rogers, kept a neutral expression as the...
Math Is Still...
New AI Tools Predict How Life’s Building Blocks Assemble
Google DeepMind’s AlphaFold3 and other deep learning algorithms can now predict the shapes of...
7 months ago
Google DeepMind’s AlphaFold3 and other deep learning algorithms can now predict the shapes of interacting complexes of protein, DNA, RNA and other molecules, better capturing cells’ biological landscapes.
The post New AI Tools Predict How Life’s Building Blocks...
The Works in...
Unending World
A foretaste of Ch. 11 of Stewart Brand’s Maintenance on Books in Progress
2 months ago
A foretaste of Ch. 11 of Stewart Brand’s Maintenance on Books in Progress
Out-of-Pocket Blog
Healthcare should NOT be local | Out-Of-Pocket
Let's think bigger
a year ago
NeuroLogica Blog
Some Thoughts on Aging
If either of the two presumptive nominees for the major political parties in the US are elected in...
5 months ago
If either of the two presumptive nominees for the major political parties in the US are elected in November they will be the oldest person ever to be inaugerated as president. What implications does this have? As a neurologist who sees patients every workday of various ages,...
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...
Mathematicians Attempt to Glimpse Past the Big Bang
By studying the geometry of model space-times, researchers offer alternative views of the universe’s...
6 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
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.
NeuroLogica Blog
Ghosts Are Not Real
It’s Halloween, so there are a lot of fluff pieces about ghosts and similar phenomena circulating in...
a year ago
It’s Halloween, so there are a lot of fluff pieces about ghosts and similar phenomena circulating in the media. There are some good skeptical pieces as well, which is always nice to see. For this piece I did not want to frame the headline as a question, which I think is...
The Works in...
Issue 13: Deep heat
Plus: the cocktail revolution, how war improved European states, and the mathematical basis of the...
a year ago
Plus: the cocktail revolution, how war improved European states, and the mathematical basis of the Industrial Revolution
Probably...
Why are you so slow?
Recently a shoe store in France ran a promotion called “Rob It to Get It”, which invited customers...
a year ago
Recently a shoe store in France ran a promotion called “Rob It to Get It”, which invited customers to try to steal something by grabbing it and running out of the store. But there was a catch — the “security guard” was a professional sprinter, Méba Mickael Zeze. As you would...
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,...
The Works in...
The San Diego infinite housing glitch
How a bonus ADU program allows 'granny towers' in gardens
2 months ago
How a bonus ADU program allows 'granny towers' in gardens
Inverted Passion
Why time seems to pass faster as we age
1/ I’ve been mega-obsessed with this feeling. A year as a 36-year-old seems so much shorter as...
9 months ago
1/ I’ve been mega-obsessed with this feeling. A year as a 36-year-old seems so much shorter as compared to when I was a kid or even as a teen. It seems cosmically unfair – we have fewer years to live, and each year flies by faster. 2/ But, why is that happening? My tentative...
Casey Handmer's blog
It Is Time To Build The Monster Scope
A shorter version of this post was published in Palladium on 10/18/24. This version incorporates...
3 weeks ago
A shorter version of this post was published in Palladium on 10/18/24. This version incorporates helpful feedback from a number of knowledgeable readers. With the recent SpaceX Starship orbital flight tests, it is time to commit to building the largest physically possible space...
wadertales
How successful are headstarted waders
We know that headstarting (hatching eggs in captivity and rearing chicks through to fledging) can...
2 months ago
We know that headstarting (hatching eggs in captivity and rearing chicks through to fledging) can boost the number of young waders in a population. However, the sustainability of this intervention is dependent upon several factors that apply after the point of release. A paper in...
Quantum Frontiers
Identical twins and quantum entanglement
“If I had a nickel for every unsolicited and very personal health question I’ve gotten at parties,...
a year ago
“If I had a nickel for every unsolicited and very personal health question I’ve gotten at parties, I’d have paid off my medical school loans by now,” my doctor friend complained. As a physicist, I can somewhat relate. I occasionally … Continue reading →
Math Is Still...
How America’s Fastest Swimmers Use Math to Win Gold
Number theorist Ken Ono is teaching Olympians to swim more efficiently.
The post How...
5 months ago
Number theorist Ken Ono is teaching Olympians to swim more efficiently.
The post How America’s Fastest Swimmers Use Math to Win Gold first appeared on Quanta Magazine
Explorations of an...
El Valle Encantado (The Enchanted Valley), And A Bump In The Road
January 19, 2023
It is not always easy to find trails worth exploring in the Andes, and the reason...
a year ago
January 19, 2023
It is not always easy to find trails worth exploring in the Andes, and the reason for this is simple. The extreme topographical changes in the mountains, combined with frequent rainfall and thick vegetation do not lend themselves to the construction and regular...
symmetry magazine
How to put together an international physics experiment
To build the DUNE neutrino experiment and its associated accelerator upgrade, experts invent...
a year ago
To build the DUNE neutrino experiment and its associated accelerator upgrade, experts invent customized ways to transport fragile, expensive and highly specialized components.
On a late-September day, in the high-bay building of Daresbury Laboratory in the...
NeuroLogica Blog
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...
Asterisk
Culture Studies
Montessori classrooms don’t have much in common with the Jesuit colleges of early modern Europe. But...
5 months ago
Montessori classrooms don’t have much in common with the Jesuit colleges of early modern Europe. But students in both settings learn more than a core curriculum — instead they’re taught a distinctive culture. And then they pass it on.
Beautiful Public...
The Style Guide for America’s Highways: The Manual on Uniform Traffic Control Devices
Driving across America, you will encounter a wide variety of cultures, landscapes, people and...
a year ago
Driving across America, you will encounter a wide variety of cultures, landscapes, people and animals. But the one consistent thing that will stay the same from Maine to California are the signs you pass on the highway. That is because America’s roads and highways have a big, fat...
NeuroLogica Blog
Some Battery News
I have been following battery technology pretty closely, as this is a key technology for the...
a year ago
I have been following battery technology pretty closely, as this is a key technology for the transition to green energy. The most obvious application is in battery electric vehicles (BEVs). The second most obvious application is in grid storage. But also there are all the...
Explorations of an...
A Quest Nature Tours Adventure To Sulawesi
The island of Sulawesi must be on the bucket list for any naturalist with a strong interest in...
a year ago
The island of Sulawesi must be on the bucket list for any naturalist with a strong interest in biogeography. Though Borneo is situated only a few hundred kilometers to the west, and the Moluccas are not far to the east, the species composition of Sulawesi is significantly...
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
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...
NeuroLogica Blog
Big Ring Challenges Cosmological Principle
University of Central Lancashire (UCLan) PhD student Alexia Lopez, who two years ago discovered a...
11 months ago
University of Central Lancashire (UCLan) PhD student Alexia Lopez, who two years ago discovered a giant arc of galaxy clusters in the distant universe, has now discovered a Big Ring. This (if real) is one of the largest structures in the observable universe at 1.3 billion light...
Explorations of an...
Day Three at Río Bigal: A Rainout, Another Snake, And More Mothing Adventures
Part of the reason why I gave myself five nights to spend at Río Bigal was to mitigate in case I had...
a year ago
Part of the reason why I gave myself five nights to spend at Río Bigal was to mitigate in case I had a couple of days washed out by heavy rain. The eastern Andes of Ecuador receive a high amount of precipitation. Moisture-laden air from the Amazon basin drifts westwards to the...
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
The Works in...
The eye of the tiger
What makes tigers different from one another?
a year ago
What makes tigers different from one another?
NeuroLogica Blog
A Greener Li-Ion Battery
It is increasingly obvious that battery technology is one of the keys to transitioning our...
6 months ago
It is increasingly obvious that battery technology is one of the keys to transitioning our civilization away from burning fossil fuels. Batteries facilitate the use of cheap, green, but intermittent energy sources. They also allow for the electrification of technology sectors...
NeuroLogica Blog
The Next Step in Space Travel
The European Space Agency (ESA) has announced they are developing their own commercial space...
a year ago
The European Space Agency (ESA) has announced they are developing their own commercial space capsule. This will be used initially for cargo, but then eventually for crew as well. They anticipate a maiden voyage in 2028. I think this is a positive development. It seems we are...
The Works in...
How America Made Machines Make Machines
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
Asterisk
A Chinese Internet Phrasebook
The latest slang on Weibo reveals a world of cynicism, ennui — and concrete pasta.
a month ago
The latest slang on Weibo reveals a world of cynicism, ennui — and concrete pasta.
nanoscale views
Generative AI and scientific images/diagrams
Generative AI for image generation is a controversial topic for many reasons. Still, as someone who...
11 months ago
Generative AI for image generation is a controversial topic for many reasons. Still, as someone who doesn't have a staff of graphic artists on hand to help make scientific illustrations, it has certainly been tempting to see whether it might be a useful tool. My brief...
Math Is Still...
Dogged Dark Matter Hunters Find New Hiding Places to Check
Perhaps dark matter is made of an entirely different kind of particle than the ones physicists have...
7 months ago
Perhaps dark matter is made of an entirely different kind of particle than the ones physicists have been searching for. New experiments are springing up to look for these ultra-lightweight phantoms.
The post Dogged Dark Matter Hunters Find New Hiding Places to Check...
symmetry magazine
The magnet detectives
During a routine test, two HL-LHC magnets unexpectedly flatlined. Was it just a coincidence, or did...
a year ago
During a routine test, two HL-LHC magnets unexpectedly flatlined. Was it just a coincidence, or did they have a common foe?
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
Science News in 2023
This is not exactly a “best of” because I don’t know how that applies to science news, but here are...
a year ago
This is not exactly a “best of” because I don’t know how that applies to science news, but here are what I consider to be the most impactful science news stories of 2023 (or at least the ones that caught by biased attention). This was a big year for medical breakthroughs. We are...
Quantum Frontiers
Colliding the familiar and the anti-familiar at CERN
toise me at CERN was a box of chocolates. CERN is a multinational particle-physics collaboration....
11 months ago
toise me at CERN was a box of chocolates. CERN is a multinational particle-physics collaboration. Based in Geneva, CERN is famous for having “the world’s largest and most powerful accelerator,” according to its website. So a physicist will take for … Continue reading →
Marine Madness
Book club: ‘Being Salmon Being Human’ by Martin Lee Mueller
Encountering the Wild in Us and Us in the Wild Norwegian and Pacific Northwest salmon industries...
over a year ago
Encountering the Wild in Us and Us in the Wild Norwegian and Pacific Northwest salmon industries remain largely overlooked and Martin Lee Mueller cleverly weaves the stories of artificially inseminated and reared salmon to highlight the long-standing notion of human...
Out-of-Pocket Blog
Pharmacies Inside-and-Out With John Capecelatro | Out-Of-Pocket
How does a pharmacy actually work?
a year ago
How does a pharmacy actually work?
Marine Madness
Book Club: ‘Sea People: The Puzzle of Polynesia’ by Christina Thompson
Who first settled the islands of the remote Pacific? Where did they come from? How did they get...
over a year ago
Who first settled the islands of the remote Pacific? Where did they come from? How did they get there, and how do we know? The answers to these and more questions are all explored in this mesmerizing novel by Pacific historian Christina Thompson. For over a millennium,...
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
Out-of-Pocket Blog
AI in healthcare - defensibility, capabilities, and cost reduction | Out-Of-Pocket
7 months ago
Andrew Fraknoi –...
Black Hole Has Daily Meals Worthy of Thanksgiving
You think you ate too much? No matter how stuffed you were after Thanksgiving (or another...
3 weeks ago
You think you ate too much? No matter how stuffed you were after Thanksgiving (or another celebratory meal), it’s nothing compared to Quasar J0529-4351, which astronomers observed earlier this year to be consuming the mass of our entire Sun EACH and every day! They called it...
Cremieux Recueil
Just Pay Them Off
The International Longshoremen's Association is protecting people whose jobs are no longer...
2 months ago
The International Longshoremen's Association is protecting people whose jobs are no longer necessary. Stop fighting and just pay them so they go away.
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
Asterisk
Looking Back at the Future of Humanity Institute
The rise and fall of the influential, embattled Oxford research center that brought us the concept...
a month ago
The rise and fall of the influential, embattled Oxford research center that brought us the concept of existential risk.
Math Is Still...
Quantum Complexity Shows How to Escape Hawking’s Black Hole Paradox
Inside of a black hole, the two theoretical pillars of 20th-century physics appear to clash. Now a...
a year ago
Inside of a black hole, the two theoretical pillars of 20th-century physics appear to clash. Now a group of young physicists think they have resolved the conflict by appealing to the central pillar of the new century — the physics of quantum information.
The post...
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...
NeuroLogica Blog
Trust in Science
How much does the public trust in science and scientists? Well, there’s some good news and some bad...
a year ago
How much does the public trust in science and scientists? Well, there’s some good news and some bad news. Let’s start with the bad news – a recent Pew survey finds that trust in scientist has been in decline for the last few years. From its recent peak in 2019, those who answered...
Probably...
Ears Are Weird
In a previous article, I looked at 93 measurements from the ANSUR-II dataset and found that ear...
3 months ago
In a previous article, I looked at 93 measurements from the ANSUR-II dataset and found that ear protrusion is not correlated with any other measurement. In a followup article, I used principle component analysis to explore the correlation structure of the measurements, and found...
Math Is Still...
Swirling Forces, Crushing Pressures Measured in the Proton
Long-anticipated experiments that use light to mimic gravity are revealing the distribution of...
9 months ago
Long-anticipated experiments that use light to mimic gravity are revealing the distribution of energies, forces and pressures inside a subatomic particle for the first time.
The post Swirling Forces, Crushing Pressures Measured in the Proton first appeared on Quanta...
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 […]
NeuroLogica Blog
Trust in New Technology
In an optimally rational person, what should govern their perception of risk? Of course, people are...
5 months ago
In an optimally rational person, what should govern their perception of risk? Of course, people are generally not “optimally rational”. It’s therefore an interesting thought experiment – what would be optimal, and how does that differ from how people actually assess risk? Risk is...
Math Is Still...
Most Life on Earth is Dormant, After Pulling an ‘Emergency Brake’
Many microbes and cells are in deep sleep, waiting for the right moment to activate. Biologists...
6 months ago
Many microbes and cells are in deep sleep, waiting for the right moment to activate. Biologists discovered a widespread protein that abruptly shuts down a cell’s activity — and turns it back on just as fast.
The post Most Life on Earth is Dormant, After Pulling an...
Math Is Still...
The Best Qubits for Quantum Computing Might Just Be Atoms
In the search for the most scalable hardware to use for quantum computers, qubits made of individual...
9 months ago
In the search for the most scalable hardware to use for quantum computers, qubits made of individual atoms are having a breakout moment.
The post The Best Qubits for Quantum Computing Might Just Be Atoms first appeared on Quanta Magazine
Out-of-Pocket Blog
How should physicians get paid? | Out-Of-Pocket
Should money and care be separate?
a year ago
Should money and care be separate?
Math Is Still...
When Data Is Missing, Scientists Guess. Then Guess Again.
Across the social and biological sciences, statisticians use a technique that leverages randomness...
2 months ago
Across the social and biological sciences, statisticians use a technique that leverages randomness to deal with the unknown.
The post When Data Is Missing, Scientists Guess. Then Guess Again. first appeared on Quanta Magazine
Out-of-Pocket Blog
Maternity Care and Payer Contracting with Marta Bralic Kerns | Out-Of-Pocket
and some good tips for consultants working at startups
a year ago
and some good tips for consultants working at startups
NeuroLogica Blog
Giant Eels, Loch Ness, and Probability
At this point it is pretty clear that the Loch Ness Monster (Nessie) does not exist. I know,...
a year ago
At this point it is pretty clear that the Loch Ness Monster (Nessie) does not exist. I know, logically it is impossible to prove a negative, so if we want to be technical we can say that the probability of a large creature similar to that believed to be Nessie approaches zero....
Asterisk
The Misery Bomb
Children across the Western world are getting less happy. If we can’t find a way to reverse the...
5 months ago
Children across the Western world are getting less happy. If we can’t find a way to reverse the trend, it might have an outsized impact on their future.
Out-of-Pocket Blog
Weird health insurance concepts | Out-Of-Pocket
Intercompany eliminations, copay shenanigans, and reference-based pricing
a month ago
Intercompany eliminations, copay shenanigans, and reference-based pricing
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...
nanoscale views
Items for discussion, including google's latest quantum computing result
As we head toward the end of the calendar year, a few items:
Google published a new result in...
a week ago
As we head toward the end of the calendar year, a few items:
Google published a new result in Nature a few days ago. This made a big news splash, including this accompanying press piece from google themselves, this nice article in Quanta, and the always thoughtful blog post by...
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...
NeuroLogica Blog
Gradient Nanostructured Steel
Science fiction writers, who have to think deeply about the possible nature of future technology,...
a year ago
Science fiction writers, who have to think deeply about the possible nature of future technology, often invent new sci-fi materials in order to make their future technology seem plausible. They seem to understand the critical role that material science plays in advancing...
Uncharted...
Where Geniuses Hide Today
Where are today’s Michelangelos?
2 weeks ago
Where are today’s Michelangelos?
Math Is Still...
Evolution: Fast or Slow? Lizards Help Resolve a Paradox.
Why does natural selection appear to happen slowly on long timescales and quickly on short ones? A...
11 months ago
Why does natural selection appear to happen slowly on long timescales and quickly on short ones? A multigenerational study of four lizard species addresses biology’s “paradox of stasis.”
The post Evolution: Fast or Slow? Lizards Help Resolve a Paradox. first appeared...
Light from Space
Elephant Trunk & IC 1396
A beautiful nebula in Cepheus. The middle bottom left of the image shows the “Elephant Trunk”, but...
over a year ago
A beautiful nebula in Cepheus. The middle bottom left of the image shows the “Elephant Trunk”, but the whole nebula IC 1396 shows much impressive detail. A whole layer of dark nebulas overlaps everything, looking like a giant explosion frozen in time.
Total exposure time: 18h...
NeuroLogica Blog
JET Fusion Experiment Sets New Record
Don’t get excited. It’s always nice to see incremental progress being made with the various fusion...
10 months ago
Don’t get excited. It’s always nice to see incremental progress being made with the various fusion experiments happening around the world, but we are still a long way off from commercial fusion power, and this experiment doesn’t really bring us any close, despite the headlines....
Interaction Magic -...
Engineering beneath the ice sheet
Living in Greenland, deploying electronic beacons deep beneath the ice.
3 weeks ago
Living in Greenland, deploying electronic beacons deep beneath the ice.
Probably...
What size is that correlation?
This article is related to Chapter 6 of Probably Overthinking It, which is available for preorder...
a year ago
This article is related to Chapter 6 of Probably Overthinking It, which is available for preorder now. It is also related to a new course at Brilliant.org, Explaining Variation. Suppose you find a correlation of 0.36. How would you characterize it? I posed this question to the...
Damn Interesting
The Rube’s Dilemma
It all started with a hat. A straw boater, to be precise, with a flat, round brim and brightly...
over a year ago
It all started with a hat. A straw boater, to be precise, with a flat, round brim and brightly colored ribbon tied around the crown. Originally popularized by gondoliers in Venice, this jaunty accessory had reached the height of American couture by the turn of the 20th century....
Stephen Wolfram...
What’s Really Going On in Machine Learning? Some Minimal Models
The Mystery of Machine Learning It’s surprising how little is known about the foundations of machine...
4 months ago
The Mystery of Machine Learning It’s surprising how little is known about the foundations of machine learning. Yes, from an engineering point of view, an immense amount has been figured out about how to build neural nets that do all kinds of impressive and sometimes almost...
Math Is Still...
First-Year Graduate Student Finds Paradoxical Set
No two pairs have the same sum; add three numbers together, and you can get any whole number. ...
a year ago
No two pairs have the same sum; add three numbers together, and you can get any whole number.
The post First-Year Graduate Student Finds Paradoxical Set first appeared on Quanta Magazine
Out-of-Pocket Blog
Two new courses! And ~*fun*~ Out-Of-Pocket updates | Out-Of-Pocket
3 months ago
nanoscale views
Chemical potential and banana waffles
The concept of chemical potential is one that seems almost deliberately obscure to many. I’ve...
a year ago
The concept of chemical potential is one that seems almost deliberately obscure to many. I’ve written about this here, and referenced this article. What you may not realize is that the chemical potential, of water in particular, plays a crucial role in why my banana waffle...
Math Is Still...
How Will We Know We’re Not Alone?
The first planet beyond our solar system was identified just 30 years ago. Since then, thousands...
3 days ago
The first planet beyond our solar system was identified just 30 years ago. Since then, thousands have been found and characterized. As we look for more, exoplanet experts are also probing for signs of alien biospheres hundreds of light-years away. In this episode, co-host Janna...
Confessions of a...
Marine science, the environment, and the 2013 Australian election
I’ve been a bit reluctant to write about the upcoming election in this blog; after all the point of...
over a year ago
I’ve been a bit reluctant to write about the upcoming election in this blog; after all the point of this blog has never been about anything political! However, for better or worse the state of our environment (including our oceans) are inextricably linked to politics, so here...
NeuroLogica Blog
The Clipper Europa Mission
I wrote earlier this week about the latest successful test of Starship and the capture of the Super...
2 months ago
I wrote earlier this week about the latest successful test of Starship and the capture of the Super Heavy booster by grabbing arms of the landing tower. This was quite a feat, but it should not eclipse what was perhaps even bigger space news this week – the launch of NASAs...
NeuroLogica Blog
Confidently Wrong
How certain are you of anything that you believe? Do you even think about your confidence level, and...
2 months ago
How certain are you of anything that you believe? Do you even think about your confidence level, and do you have a process for determining what your confidence level should be or do you just follow your gut feelings? Thinking about confidence is a form of metacognition – thinking...
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.
nanoscale views
Continuing Studies course, take 2
A year and a half ago, I mentioned that I was going to teach a course through Rice's Glasscock...
10 months ago
A year and a half ago, I mentioned that I was going to teach a course through Rice's Glasscock School of Continuing Studies, trying to give a general audience introduction to some central ideas in condensed matter physics. Starting in mid-March, I'm doing this again. Here is a...
Asterisk
How to Prevent the Next Pandemic
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there...
over a year ago
Modern technology makes bioterrorism seem increasingly likely. If we can get our act together, there are smart ways to prevent it.
Math Is Still...
Grad Students Find Inevitable Patterns in Big Sets of Numbers
A new proof marks the first progress in decades on a problem about how order emerges from disorder. ...
4 months ago
A new proof marks the first progress in decades on a problem about how order emerges from disorder.
The post Grad Students Find Inevitable Patterns in Big Sets of Numbers first appeared on Quanta Magazine
Out-of-Pocket Blog
2022 Healthcare Predictions | Out-Of-Pocket
Nikstradamus strikes again
a year ago
Nikstradamus strikes again
symmetry magazine
Physics on tour
A group called the Big Bang Collective sets up physics discovery stations at rather unexpected...
a year ago
A group called the Big Bang Collective sets up physics discovery stations at rather unexpected venues: music festivals.
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
Asterisk
Cows vs. Chemists: The Health Debates Over Plant-Based Meat
Everyone wants to know if plant-based meats are good for you. Despite what you might read, no one...
a year ago
Everyone wants to know if plant-based meats are good for you. Despite what you might read, no one has a definitive answer.
Out-of-Pocket Blog
More weird rules in healthcare | Out-Of-Pocket
3 liters of blood, sequential billing, COBRA, and more
6 months ago
3 liters of blood, sequential billing, COBRA, and more
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
Eukaryote Writes...
Eukaryote writes for Asterisk Magazine
See my piece on the history of microbiology and the vast, invisible worlds that come into focus...
2 months ago
See my piece on the history of microbiology and the vast, invisible worlds that come into focus every time we figure out how to look closer: Through the Looking Glass, and What Zheludev et al. (2024) Found There at Asterisk Magazine I’ve written for Asterisk before: What I won’t...
NeuroLogica Blog
The Next Step in Space Travel
The European Space Agency (ESA) has announced they are developing their own commercial space...
a year ago
The European Space Agency (ESA) has announced they are developing their own commercial space capsule. This will be used initially for cargo, but then eventually for crew as well. They anticipate a maiden voyage in 2028. I think this is a positive development. It seems we are...
Math Is Still...
Mathematical Thinking Isn’t What You Think It Is
The mathematician David Bessis claims that everyone is capable of, and can benefit greatly from,...
a month ago
The mathematician David Bessis claims that everyone is capable of, and can benefit greatly from, mathematical thinking.
The post Mathematical Thinking Isn’t What You Think It Is first appeared on Quanta Magazine
ToughSF
The Lofstrom Loop: A Bridge to Space
Imagine you could take a train ride to space. Tracks that slope up into the sky, higher and higher,...
a year ago
Imagine you could take a train ride to space. Tracks that slope up into the sky, higher and higher, until you reach a plateau above the planet where it’s a straight line up to orbital velocity.
That’s what’s possible with a Lofstrom Loop. But sending you into orbit is just one...
The Roots of...
The American Information Revolution in Global Perspective
In “What if they gave an Industrial Revolution and nobody came?” I reviewed The British Industrial...
a year ago
In “What if they gave an Industrial Revolution and nobody came?” I reviewed The British Industrial Revolution in Global Perspective, by Robert Allen. In brief, Allen’s explanation for the Industrial Revolution is that Britain had high wages and cheap energy, which meant it was...
nanoscale views
Items of interest
For the first post of the new calendar year, here are a few items that I thought were...
11 months ago
For the first post of the new calendar year, here are a few items that I thought were interesting:
Here is a feature article in Science that talks about the experimental quest for detecting Majorana fermions in solid state systems, bookended by the story of Majorana's...
Andrew Fraknoi –...
Eclipse of the Sun Coming in One Week
Saturday Oct. 14 North America will be treated to an eclipse of the Sun.
The post Eclipse of the Sun...
a year ago
Saturday Oct. 14 North America will be treated to an eclipse of the Sun.
The post Eclipse of the Sun Coming in One Week appeared first on Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources.
Math Is Still...
The Thought Experiments That Fray the Fabric of Space-Time
These three imagined scenarios lead many physicists to doubt that space-time is fundamental. ...
2 months ago
These three imagined scenarios lead many physicists to doubt that space-time is fundamental.
The post The Thought Experiments That Fray the Fabric of Space-Time first appeared on Quanta Magazine
NeuroLogica Blog
Using Genetic Engineering To Fight Malaria
Despite robust efforts to fight it, malaria remains one of the most significant infectious diseases...
a year ago
Despite robust efforts to fight it, malaria remains one of the most significant infectious diseases affecting humans. According to UNICEF – ” In 2021, there were 247 million malaria cases globally that led to 619,000 deaths in total. Of these deaths, 77 per cent were children...
Math Is Still...
Evolving Bacteria Can Evade Barriers to ‘Peak’ Fitness
Paradoxically, natural selection can sometimes seem to block organisms from evolving useful...
a year ago
Paradoxically, natural selection can sometimes seem to block organisms from evolving useful adaptations. But a new study of “fitness landscapes” and antibiotic resistance in bacteria shows that life still finds a way.
The post Evolving Bacteria Can Evade Barriers to...
NeuroLogica Blog
The Hardware Demands of AI
I am of the generation that essentially lived through the introduction and evolution of the personal...
a year ago
I am of the generation that essentially lived through the introduction and evolution of the personal computer. I have decades of experience as an active user and enthusiast, so I have been able to notice some patterns. One pattern is the relationship between the power of...
The Roots of...
Quote quiz: “drifting into dependence”
Quote quiz: who said this? (No fair looking it up). I have modified the original quotation slightly,...
a year ago
Quote quiz: who said this? (No fair looking it up). I have modified the original quotation slightly, by making a handful of word substitutions to bring it up to date:
It might be argued that the human race would never be foolish enough to hand over all power to AI. But we are...
Blog - Practical...
Endeavour's Wild Journey Through the Streets of Los Angeles
[Note that this article is a transcript of the video embedded above.]
In May of 1992, the Space...
over a year ago
[Note that this article is a transcript of the video embedded above.]
In May of 1992, the Space Shuttle Endeavour launched to low earth orbit on its very first flight. That first mission was a big one: the crew captured a wayward communications satellite stuck in the wrong orbit,...
Inverted Passion
Getting things done by not trying
I recently finished a very short book with an intriguing title: Why Greatness Cannot be Planned....
2 months ago
I recently finished a very short book with an intriguing title: Why Greatness Cannot be Planned. It’s an unconventional self-help book disguised as a computer science research exposition (that’s why the publisher is Springer). I strongly recommend reading it. Here is a taste of...
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...
9 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...
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...
Math Is Still...
What Are Sheaves?
These metaphorical gardens have become central objects in modern mathematics.
The post...
5 months ago
These metaphorical gardens have become central objects in modern mathematics.
The post What Are Sheaves? first appeared on Quanta Magazine
Explorations of an...
Borneo: Ridiculous Mothing At Trus Madi Entomology Camp
When doing research on the few possible "lifer" birds that I could find on this trip to Sabah, and...
a week ago
When doing research on the few possible "lifer" birds that I could find on this trip to Sabah, and in particular, looking for sites to find the Bornean Frogmouth, I read about the Trus Madi Entomology Camp. This piqued my interest, as there is almost nothing I like more than...
Quantum Frontiers
Sculpting quantum steampunk
In 2020, many of us logged experiences that we’d never anticipated. I wrote a nonfiction book and...
a month ago
In 2020, many of us logged experiences that we’d never anticipated. I wrote a nonfiction book and got married outside the Harvard Faculty Club (because nobody was around to shoo us away). Equally unexpectedly, I received an invitation to collaborate … Continue reading →
pcloadletter
Somewhere along the way we forgot about software craftsmanship
"Ship it!"
"We're agile now, baby. Move fast and break things!""
"We measure our engineers by the...
10 months ago
"Ship it!"
"We're agile now, baby. Move fast and break things!""
"We measure our engineers by the impact they have!"
Somewhere along the way, in the midst of the agilification of software, or the software engineer salary gold rush, we forgot about craftsmanship.
I have been in...
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...
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...
Blog - Practical...
What's the Difference Between Paint and Coatings?
[Note that this article is a transcript of the video embedded above.]
There’s a popular myth that...
over a year ago
[Note that this article is a transcript of the video embedded above.]
There’s a popular myth that I’ve heard about several bridges (including the Golden Gate Bridge in San Francisco and the Forth Bridge in eastern Scotland) that they paint the structure continuously from end to...
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...
Asterisk
Manufacturing Bliss
A growing community centered on the Bay Area is rediscovering the jhanas, a meditation technique...
8 months ago
A growing community centered on the Bay Area is rediscovering the jhanas, a meditation technique that practitioners claim could upend how we think about the brain — and transform our lives in the process.
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...
NeuroLogica Blog
DNA Nanorobot Kill Switch for Cancer
How’s that for a provocative title? But it is technically accurate. The title of the paper in...
5 months ago
How’s that for a provocative title? But it is technically accurate. The title of the paper in question is: “A DNA robotic switch with regulated autonomous display of cytotoxic ligand nanopatterns.” The study is a proof of concept in an animal model, so we are still years away...
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.”
Math Is Still...
Clashing Cosmic Numbers Challenge Our Best Theory of the Universe
As measurements of distant stars and galaxies become more precise, cosmologists are struggling to...
11 months ago
As measurements of distant stars and galaxies become more precise, cosmologists are struggling to make sense of sparring values.
The post Clashing Cosmic Numbers Challenge Our Best Theory of the Universe first appeared on Quanta Magazine
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...
The Works in...
Notes on Progress: Artificial flavoring
"Artificial" didn't scare Americans in the 19th century. Why does it scare us now?
a year ago
"Artificial" didn't scare Americans in the 19th century. Why does it scare us now?
NeuroLogica Blog
Making Computers More Efficient
An analysis in 2021 found that 10% of the world’s electricity production is used by computers,...
a year ago
An analysis in 2021 found that 10% of the world’s electricity production is used by computers, including personal use, data centers, the internet and communication centers. The same analysis projected that this was likely to increase to 20% by 2025. This may have been an...
Out-of-Pocket Blog
Weird issues in value-based care | Out-Of-Pocket
Thoughts on value-based care from people actually building in it
2 months ago
Thoughts on value-based care from people actually building in it
Math Is Still...
What Is Quantum Teleportation?
Teleporting people through space is still science fiction. But quantum teleportation is dramatically...
9 months ago
Teleporting people through space is still science fiction. But quantum teleportation is dramatically different and entirely real. In this episode, Janna Levin interviews the theoretical physicist John Preskill about teleporting bits and the promise of quantum technology. ...
Math Is Still...
The Physicist Who Glues Together Universes
Renate Loll has helped pioneer a radically new approach to quantum gravity. She assumes that the...
a year ago
Renate Loll has helped pioneer a radically new approach to quantum gravity. She assumes that the fabric of space-time is a blend of all possible fabrics, and she has developed the computational tools needed to calculate the far-reaching implications of that assumption. ...
Out-of-Pocket Blog
Retail and community pharmacies are changing | Out-Of-Pocket
COVID tailwinds are changing the role of the pharmacy and pharmacist
a year ago
COVID tailwinds are changing the role of the pharmacy and pharmacist
Asterisk
Shutting the California Prison System’s Revolving Door
Between 2009 and 2014, California passed a series of laws to reduce the population in its prison...
5 months ago
Between 2009 and 2014, California passed a series of laws to reduce the population in its prison system, which for years had operated over capacity. Determining whether those laws worked was not a straightforward task.
Math Is Still...
How ‘Embeddings’ Encode What Words Mean — Sort Of
Machines work with words by embedding their relationships with other words in a string of numbers. ...
3 months ago
Machines work with words by embedding their relationships with other words in a string of numbers.
The post How ‘Embeddings’ Encode What Words Mean — Sort Of first appeared on Quanta Magazine
IEEE Spectrum
How the Designer of the First Hydrogen Bomb Got the Gig
Richard Garwin is one of the most decorated and successful engineers of the 20th century. The IEEE...
3 months ago
Richard Garwin is one of the most decorated and successful engineers of the 20th century. The IEEE Life Fellow has won the Presidential Medal of Freedom, the National Medal of Science, France’s La Grande Médaille de l’Académie des Sciences, and is one of just a handful of people...
Tikalon Blog by Dev...
Wiedemann-Franz Law
Science is most useful when it makes predictions. Predictions are based on theory, and one problem...
6 months ago
Science is most useful when it makes predictions. Predictions are based on theory, and one problem with most theories in materials science is that they are based on data that might not exist for all of the intended class of materials. Simple rules were developed to remedy this...
symmetry magazine
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?
Quantum Frontiers
Noncommuting charges are much like Batman
Understanding a character’s origins enriches their narrative and motivates their actions. Take...
9 months ago
Understanding a character’s origins enriches their narrative and motivates their actions. Take Batman as an example: without knowing his backstory, he appears merely as a billionaire who might achieve more by donating his wealth rather than masquerading as a bat … Continue...
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
4 months ago
The first section of Ch. 3 of Stewart Brand’s Maintenance on Books in Progress
Cremieux Recueil
China's Upside-Down Meritocracy
New evidence suggests China systematically misallocates its human capital
2 months ago
New evidence suggests China systematically misallocates its human capital
Blog - Practical...
Connecting Solar to the Grid is Harder Than You Think
[Note that this article is a transcript of the video embedded above.]
On June 4, 2022, a small piece...
8 months ago
[Note that this article is a transcript of the video embedded above.]
On June 4, 2022, a small piece of equipment (called a lightning arrestor) at a power plant in Odessa, Texas failed, causing part of the plant to trip offline. It was a fairly typical fault that happens from...
brr
Redeployment Part One
Emerging from winter and preparing for our first flight!
11 months ago
Emerging from winter and preparing for our first flight!
Math Is Still...
Behold Modular Forms, the ‘Fifth Fundamental Operation’ of Math
Modular forms are one of the most beautiful and mysterious objects in mathematics. What are they? ...
a year ago
Modular forms are one of the most beautiful and mysterious objects in mathematics. What are they?
The post Behold Modular Forms, the ‘Fifth Fundamental Operation’ of Math first appeared on Quanta Magazine
Wanderingspace
China's Zhurong Mars Rover
How adorable is this. The Zhurong rover placed a camera on the ground, backed up and took a selfie...
over a year ago
How adorable is this. The Zhurong rover placed a camera on the ground, backed up and took a selfie next to the landing platform it emerged from last month.
NeuroLogica Blog
AC vs DC and other Power Questions
I was away last week, first at CSICON and then at a conference in Dubai. I was invited to give a 9...
a month ago
I was away last week, first at CSICON and then at a conference in Dubai. I was invited to give a 9 hour seminar on scientific skepticism for the Dubai Future Foundation. That sounds like a lot of time, but it isn’t. It was a good reminder of the vast body of knowledge that is...
Melting Asphalt
A Natural History of Beauty
A mashup of ideas from David Deutsch, Geoffrey Miller, and Richard Prum, with a little César Hidalgo...
over a year ago
A mashup of ideas from David Deutsch, Geoffrey Miller, and Richard Prum, with a little César Hidalgo thrown in for good measure. —— Of all the problems that can plague a discussion of beauty — and there are several — perhaps…
Read more ›
Out-of-Pocket Blog
Cool Facts About Health Insurance Enrollment with Aleka Gurel | Out-Of-Pocket
Tis the season
a year ago
Asterisk
Better Living Through Group Chemistry
Inside the San Francisco group house scene.
5 months ago
Inside the San Francisco group house scene.
Beautiful Public...
Government Comic Books
Government comics have taught Americans how to prevent forest fires, survive a nuclear blast, and...
a year ago
Government comics have taught Americans how to prevent forest fires, survive a nuclear blast, and how soldiers should handle homosexuality in the military.
NeuroLogica Blog
New Generation of Electric Robots
Boston Dynamics (now owned by Hyundai) has revealed its electric version of its Atlas robot. These...
8 months ago
Boston Dynamics (now owned by Hyundai) has revealed its electric version of its Atlas robot. These robot videos always look impressive, but at the very least we know that we are seeing the best take. We don’t know how many times the robot failed to get the one great video. There...
Interaction Magic -...
The last design you'll ever make
Designing from cradle to grave is no longer good enough. We need to postpone that grave as long as...
over a year ago
Designing from cradle to grave is no longer good enough. We need to postpone that grave as long as possible. This is how to design for a right to repair.
NeuroLogica Blog
A Galaxy Without Dark Matter
Dark matter is one of the greatest current scientific mysteries. It’s a fascinating story playing...
a year ago
Dark matter is one of the greatest current scientific mysteries. It’s a fascinating story playing out in real time, although over years, so you have to be patient. Future generations might be able to binge the dark matter show, but not us. We have to wait for each episode to...
Explorations of an...
A Month In Northern Peru, Part 6: A Long, Sketchy Drive To Find Atuen Antpittas (February 8, 2024)
One of the fun aspects of birding during this particular period of history is that our understanding...
8 months ago
One of the fun aspects of birding during this particular period of history is that our understanding of how birds are related to each other is changing rapidly. Back in the "old days", our collective knowledge of these topics was a bit more rudimentary. Species were grouped...
Cremieux Recueil
Focusing on Healthcare’s Administrative Costs Is Misguided
Substantial thinking about healthcare reform starts with acknowledging that administrative bloat...
2 weeks ago
Substantial thinking about healthcare reform starts with acknowledging that administrative bloat isn't the big problem
nanoscale views
APS March Meeting 2023, Day 4 + wrapup
My last day at the March Meeting was a bit scattershot, but here are a few highlights:
In a...
a year ago
My last day at the March Meeting was a bit scattershot, but here are a few highlights:
In a session about spin transport, the opening invited talk by Jiaming He was a clear discussion of recent experimental results on spin Seebeck effects in the magnetic insulator LuFeO3. The...
NeuroLogica Blog
Passive Solar Water Desalination
I know we are supposed to be worried about the world supply of fresh water. I have been hearing that...
a year ago
I know we are supposed to be worried about the world supply of fresh water. I have been hearing that at least for the last 40 years, and the statistics are alarming. According to the Global Commission on the Economics of Water: “We are seeing the consequences not of freak events,...
Math Is Still...
What Is Distributed Computing?
Our computers can get a lot more done when they share the load with other machines.
The...
3 weeks ago
Our computers can get a lot more done when they share the load with other machines.
The post What Is Distributed Computing? first appeared on Quanta Magazine
ToughSF
Permanent and Perfect Stealth in Space
Despite the commonly accepted truth in Hard Science Fiction, spacecraft are able to evade detection...
over a year ago
Despite the commonly accepted truth in Hard Science Fiction, spacecraft are able to evade detection in space in many circumstances. The Hydrogen Steamer was a design that used liquid hydrogen evaporative cooling to keep a non-reflective surface practically invisible.
However,...
Asterisk
The Ruin of Mumbai
Mumbai’s land use regulations are designed to keep population density low. Instead, they force...
9 months ago
Mumbai’s land use regulations are designed to keep population density low. Instead, they force Mumbaikars into slums, while all of India pays the price.
NeuroLogica Blog
Virtual Walking
When I use my virtual reality gear I do practical zero virtual walking – meaning that I don’t have...
9 months ago
When I use my virtual reality gear I do practical zero virtual walking – meaning that I don’t have my avatar walk while I am not walking. I general play standing up which means I can move around the space in my office mapped by my VR software – so I am physically walking to...
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?
Drew Ex Machina
Failure to Launch: The First Moon Race 1958-60
While it has been a few months since I have published a new post on the Drew Ex Machina website,...
a year ago
While it has been a few months since I have published a new post on the Drew Ex Machina website, that doesn’t mean that I haven’t […]
NeuroLogica Blog
Climate Sensitivity and Confirmation Bias
I love to follow kerfuffles between different experts and deep thinkers. It’s great for revealing...
9 months ago
I love to follow kerfuffles between different experts and deep thinkers. It’s great for revealing the subtleties of logic, science, and evidence. Recently there has been an interesting online exchange between a physicists science communicator (Sabine Hossenfelder) and some...
Math Is Still...
In a Fierce Desert, Microbe ‘Crusts’ Show How Life Tamed the Land
Extreme microorganisms carpeting the Atacama Desert in Chile illuminate how life might have first...
a year ago
Extreme microorganisms carpeting the Atacama Desert in Chile illuminate how life might have first taken hold on Earth’s surface.
The post In a Fierce Desert, Microbe ‘Crusts’ Show How Life Tamed the Land first appeared on Quanta Magazine
Many Worlds
The Evolving Science of Technosignatures
The Search for Extraterrestrial Intelligence (SETI) began decades ago as an effort to pick up radio...
a year ago
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...
Math Is Still...
Plants Find Light Using Gaps Between Their Cells
A mutant seedling revealed how plant tissues scatter incoming light, allowing plants to sense its...
10 months ago
A mutant seedling revealed how plant tissues scatter incoming light, allowing plants to sense its direction and move toward it.
The post Plants Find Light Using Gaps Between Their Cells first appeared on Quanta Magazine
Out-of-Pocket Blog
The New Clinic Buildouts | Out-Of-Pocket
Has software changed what's necessary in the clinic?
a year ago
Has software changed what's necessary in the clinic?
Tikalon Blog by Dev...
Ice Formation
In today's bigger is better world, you don't order a large coffee, you order a 20 fluid ounce Venti...
4 months ago
In today's bigger is better world, you don't order a large coffee, you order a 20 fluid ounce Venti coffee. From 1987 through 2004, McDonald's restaurants had a supersize option for larger than large portions of its French fries and soft drinks. The prefix, super, has been used...
Math Is Still...
How Is Cell Death Essential to Life?
Cells in our bodies are constantly dying — and these countless tiny deaths are essential to human...
2 weeks ago
Cells in our bodies are constantly dying — and these countless tiny deaths are essential to human health and multicellular life itself. In this episode, co-host Steven Strogatz speaks with cellular biologist Shai Shaham about what makes a cell “alive” and the latest developments...
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...
Sean Carroll
Thanksgiving
This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the...
over a year ago
This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory, the error bar, gauge symmetry, Landauer’s Principle, the...
Math Is Still...
‘Magical’ Error Correction Scheme Proved Inherently Inefficient
Locally correctable codes need barely any information to fix errors, but they’re extremely long. Now...
11 months ago
Locally correctable codes need barely any information to fix errors, but they’re extremely long. Now we know that the simplest versions can’t get any shorter.
The post ‘Magical’ Error Correction Scheme Proved Inherently Inefficient first appeared on Quanta Magazine
Casey Handmer's blog
Entrepreneurship changed the way I think
A quick note with some self reflection on the eve of my 37th year and after nearly three years of...
3 months ago
A quick note with some self reflection on the eve of my 37th year and after nearly three years of running a hardware start up. I never saw myself as a founder. At some point a few years ago I realized nearly all my friends were founders or managers of their own business, but I...
NeuroLogica Blog
Apologizing for Uri Geller
A recent New York Times article tries to rehabilitate the reputation of Uri Geller, famed...
a year ago
A recent New York Times article tries to rehabilitate the reputation of Uri Geller, famed spoon-bending magician, by simply telling a one-sided narrative. From my perspective as a skeptic, this was a terrible article that missed the real issue, glossed over glaring defects in...
Quantum Frontiers
Let the great world spin
I first heard the song “Fireflies,” by Owl City, shortly after my junior year of college. During the...
a year ago
I first heard the song “Fireflies,” by Owl City, shortly after my junior year of college. During the refrain, singer Adam Young almost whispers, “I’d like to make myself believe / that planet Earth turns slowly.” Goosebumps prickled along my … Continue reading →
Blog - Practical...
How Bridge Engineers Design Against Ship Collisions
[Note that this article is a transcript of the video embedded above.]
On March 26, 2024 (just a few...
7 months ago
[Note that this article is a transcript of the video embedded above.]
On March 26, 2024 (just a few weeks ago, if you're watching this as it comes out), a large container ship struck one of the main support piers of the Francis Scott Key Bridge in Baltimore, Maryland, collapsing...
Out-of-Pocket Blog
OOP Slack final reminder | Out-Of-Pocket
it's the final countdownnnnn
9 months ago
it's the final countdownnnnn
nanoscale views
The fusion story of the day
There is a press conference going on right now announcing a breakthrough at the National Ignition...
over a year ago
There is a press conference going on right now announcing a breakthrough at the National Ignition Facility at Livermore. The NIF is an inertial confinement fusion facility that uses 192 laser beams to compress a fuel pellet containing deuterium and tritium. The pellet is...
Math Is Still...
How Randomness Improves Algorithms
Unpredictability can help computer scientists solve otherwise intractable problems.
The...
a year ago
Unpredictability can help computer scientists solve otherwise intractable problems.
The post How Randomness Improves Algorithms first appeared on Quanta Magazine
Interaction Magic -...
The UX of LEGO Interface Panels
LEGO interface panels are beautiful, iconic, and great for learning interface design basics. I...
over a year ago
LEGO interface panels are beautiful, iconic, and great for learning interface design basics. I bought 52 of them from BrickLink to explore the design, layout and organisation of complex interfaces.
nanoscale views
A busy and contentious week in condensed matter physics
There were a couple of interesting and controversial things afoot this week in the condensed matter...
a year ago
There were a couple of interesting and controversial things afoot this week in the condensed matter world.
There was a new preprint from the group of Prof. Hemley at the University of Illinois Chicago featuring electronic transport measurements in samples of the putative room...
Eukaryote Writes...
Carl Sagan, nuking the moon, and not nuking the moon
Most of us go about our lives comforted by the thought “I would never drop a nuclear weapon on the...
8 months ago
Most of us go about our lives comforted by the thought “I would never drop a nuclear weapon on the moon.” The truth is that given a lot of power, a nuclear weapon, and a lot of extremely specific circumstances, we too might find ourselves thinking “I should nuke the moon.”
Out-of-Pocket Blog
Why don’t healthcare companies say what they do? | Out-Of-Pocket
And some tips to figure out what a company does
a year ago
And some tips to figure out what a company does
Math Is Still...
Will Better Superconductors Transform the World?
Scientists are pursuing materials that can conduct electricity with perfect efficiency under ambient...
7 months ago
Scientists are pursuing materials that can conduct electricity with perfect efficiency under ambient conditions. In this episode, the physicist Siddharth Shanker Saxena tells co-host Janna Levin about what makes this hunt so difficult and consequential.
The post Will...
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
The Works in...
How Poor Maintenance Loses Wars - 2022, Ukraine Maintains
A new section from Stewart Brand's Maintenance on Books in Progress
a year ago
A new section from Stewart Brand's Maintenance on Books in Progress
ToughSF
Hypervelocity Tether Rockets
Rotating tethers can reach incredible velocities when they are built out of high strength materials....
over a year ago
Rotating tethers can reach incredible velocities when they are built out of high strength materials. With some design features, they can greatly surpass the exhaust velocities of chemical or even nuclear rockets. They can become propulsion systems with impressive performance......
Math Is Still...
AI Needs Enormous Computing Power. Could Light-Based Chips Help?
Optical neural networks, which use photons instead of electrons, have advantages over traditional...
7 months ago
Optical neural networks, which use photons instead of electrons, have advantages over traditional systems. They also face major obstacles.
The post AI Needs Enormous Computing Power. Could Light-Based Chips Help? first appeared on Quanta Magazine
Interaction Magic -...
Orientation
Using Mahony & Madgwick to calibrate and process Arduino orientation data.
over a year ago
Using Mahony & Madgwick to calibrate and process Arduino orientation data.
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?
Math Is Still...
Tight-Knit Microbes Live Together to Make a Vital Nutrient
At sea, biologists discovered microbial partners that together produce nitrogen, a nutrient...
5 months ago
At sea, biologists discovered microbial partners that together produce nitrogen, a nutrient essential for life. The pair are in the process of merging into a single organism.
The post Tight-Knit Microbes Live Together to Make a Vital Nutrient first appeared on Quanta...
Out-of-Pocket Blog
Patient Communities Should Change | Out-Of-Pocket
Evolving from ads to outcomes
a year ago
Evolving from ads to outcomes
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...
Probably...
Too many bronze medals?
In a recent video, Hank Green nerd-sniped me by asking a question I couldn’t not answer. At one...
4 months ago
In a recent video, Hank Green nerd-sniped me by asking a question I couldn’t not answer. At one point in the video, he shows “a graph of the last 20 years of Olympic games showing the gold, silver, and bronze medals from continental Europe. And it “shows continental Europe having...
NeuroLogica Blog
Oldest Evidence of Humans In Americas
Exactly when Homo sapiens came to the Americas has not been firmly established, and new evidence has...
a year ago
Exactly when Homo sapiens came to the Americas has not been firmly established, and new evidence has just thrown another curve ball into the controversy. There is evidence of a large culture of humans throughout North America from 12-13,000 years ago, called the Clovis Culture....
Stephen Wolfram...
Nestedly Recursive Functions
Yet Another Ruliological Surprise Integers. Addition. Subtraction. Maybe multiplication. Surely...
2 months ago
Yet Another Ruliological Surprise Integers. Addition. Subtraction. Maybe multiplication. Surely that’s not enough to be able to generate any serious complexity. In the early 1980s I had made the very surprising discovery that very simple programs based on cellular automata could...
Probably...
Density and Likelihood
It’s another installment in Data Q&A: Answering the real questions with Python. Previous...
5 months ago
It’s another installment in Data Q&A: Answering the real questions with Python. Previous installments are available from the Data Q&A landing page. If you get this post by email, the formatting might be broken — if so, you might want to read it on the site. likelihood Density and...
NeuroLogica Blog
Finding Common Ground on Democracy
How is American democracy doing, and what can we do to improve it, if necessary? This is clearly a...
a year ago
How is American democracy doing, and what can we do to improve it, if necessary? This is clearly a question of political science, and I am not a political scientist, and this is not a political blog. But there are some basic principles of critical thinking that might apply, and...
The Works in...
Youtube Rules
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
Taking the Measure of the Earthquake That Destroyed Tokyo
At 11:58 am on Saturday, 1 September 1923, the Kanto region of Japan started to shake. The...
a year ago
At 11:58 am on Saturday, 1 September 1923, the Kanto region of Japan started to shake. The earthquake began with a violent horizontal back-and-forth motion, followed by two vertical jolts, and then another horizontal shock even stronger than the first. The intensity of the tremor...
NeuroLogica Blog
Should Tech Companies Be Liable for Content
The Supreme Court (SCOTUS) is hearing a case that will have profound effects on social media – is...
a year ago
The Supreme Court (SCOTUS) is hearing a case that will have profound effects on social media – is Google liable for a terrorist killing? The family of Nohemi Gonzalez is suing Google, because she was shot by an Islamic terrorist in 2015 and the family alleges this act was abetted...
Quantum Frontiers
The Book of Mark, Chapter 2
Late in the summer of 2021, I visited a physics paradise in a physical paradise: the Kavli Institute...
a year ago
Late in the summer of 2021, I visited a physics paradise in a physical paradise: the Kavli Institute for Theoretical Physics (KITP). The KITP sits at the edge of the University of California, Santa Barbara like a bougainvillea bush at … Continue reading →
Out-of-Pocket Blog
Common healthcare questions I get | Out-Of-Pocket
Some of your FAQs finally answered
2 weeks ago
Some of your FAQs finally answered
Chris Grossack's...
Life in Johnstone's Topological Topos 3 -- Bonus Axioms
In the first post of the series, we talked about what the topological
topos is, and how we can...
5 months ago
In the first post of the series, we talked about what the topological
topos is, and how we can think about its objects (and, importantly,
how we can relate computations in the topos $\mathcal{T}$ to
computations with topological spaces in “the real world”). In part two,
we...
Math Is Still...
Complexity Theory’s 50-Year Journey to the Limits of Knowledge
How hard is it to prove that problems are hard to solve? Meta-complexity theorists have been asking...
a year ago
How hard is it to prove that problems are hard to solve? Meta-complexity theorists have been asking questions like this for decades. A string of recent results has started to deliver answers.
The post Complexity Theory’s 50-Year Journey to the Limits of Knowledge...
Blog - Practical...
How Would a Nuclear EMP Affect the Power Grid?
[Note that this article is a transcript of the video embedded above.]
Late in the morning of April...
over a year ago
[Note that this article is a transcript of the video embedded above.]
Late in the morning of April 28, 1958, the USS Boxer aircraft carrier ship was about 70 miles off the coast of the Bikini Atoll in the Pacific Ocean. The crew of the Boxer was preparing to launch a...
NeuroLogica Blog
Scammers on the Rise
Good rule of thumb – assume it’s a scam. Anyone who contacts you, or any unusual encounter, assume...
10 months ago
Good rule of thumb – assume it’s a scam. Anyone who contacts you, or any unusual encounter, assume it’s a scam and you will probably be right. Recently I was called on my cell phone by someone claiming to be from Venmo. They asked me to confirm if I had just made two fund...
IEEE Spectrum
35 Years Ago, Researchers Used Brain Waves to Control a Robot
Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the...
a year ago
Using the brain to directly control an object was long the stuff of science fiction, and in 1988 the vision became a reality.
IEEE Life Senior Member Stevo Bozinovski and Members Mihail Sestakov and Dr. Liljana Bozinovska used a student volunteer’s electroencephalogram (EEG)...
Melting Asphalt
Social Status II: Cults and Loyalty
So my previous post on social status was recently treated to a review/critique by Scott Alexander...
over a year ago
So my previous post on social status was recently treated to a review/critique by Scott Alexander over at Slate Star Codex. I expect most of my readers are already big fans of Scott's blog (as am I). But for those…
Read more ›
NeuroLogica Blog
Pledge to Triple Nuclear by 2050
It’s interesting that there isn’t much discussion about this in the mainstream media, but the Biden...
a month ago
It’s interesting that there isn’t much discussion about this in the mainstream media, but the Biden administration recently pledged to triple US nuclear power capacity by 2050. At COP28 last year the US was among 25 signatories who also pledged to triple world nuclear power...
Blog - Practical...
How This Bridge Was Rebuilt in 15 Days After Hurricane Ian
[Note that this article is a transcript of the video embedded above.]
On September 28, 2022,...
over a year ago
[Note that this article is a transcript of the video embedded above.]
On September 28, 2022, Hurricane Ian made landfall on the western coast of Florida as a Category 4 storm, bringing enormous volumes of rainfall and extreme winds to the state. Ian was the deadliest hurricane to...
Asterisk
Want Growth? Kill Small Businesses
The central question of development economics is simple: how can poor countries become rich? The...
5 months ago
The central question of development economics is simple: how can poor countries become rich? The answer is neither small-scale, targeted interventions nor broad generalizations about growth. Instead, we should focus on firms.
NeuroLogica Blog
Is Music Getting Simpler
I don’t think I know anyone personally who doesn’t have strong opinions about music – which genres...
8 months ago
I don’t think I know anyone personally who doesn’t have strong opinions about music – which genres they like, and how the quality of music may have changed over time. My own sense is that music as a cultural phenomenon is incredibly complex, no one (in my social group) really...
Math Is Still...
Dark Energy May Be Weakening, Major Astrophysics Study Finds
A generation of physicists has referred to the dark energy that permeates the universe as “the...
8 months ago
A generation of physicists has referred to the dark energy that permeates the universe as “the cosmological constant.” Now the largest map of the cosmos to date hints that this mysterious energy has been changing over billions of years.
The post Dark Energy May Be...
IEEE Spectrum
This Wearable Computer Made a Fashion Statement
Google Glass debuted, the artist Lisa Krohn designed a prototype wearable computer that looked like...
5 months ago
Google Glass debuted, the artist Lisa Krohn designed a prototype wearable computer that looked like no other. The Cyberdesk was an experiment in augmented reality. At a time when computers were mostly beige and boxy, Krohn envisioned a pliable, high-tech garment that fused...
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...
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...
brr
South Pole Water Infrastructure
Fresh water from snow, at 70 below!
6 months ago
Fresh water from snow, at 70 below!
IEEE Spectrum
The Incredible Story Behind the First Transistor Radio
But that’s pretty much what Pat Haggerty, vice president of Texas Instruments, did in 1954. The...
2 months ago
But that’s pretty much what Pat Haggerty, vice president of Texas Instruments, did in 1954. The result was the
Regency TR-1, the world’s first commercial transistor radio, which debuted 70 years ago this month. The engineers delivered on Haggerty’s audacious goal, and I...
Blog - Practical...
The Most Confusing Part of the Power Grid
[Note that this article is a transcript of the video embedded above.]
In March of 1989, Earth...
6 months ago
[Note that this article is a transcript of the video embedded above.]
In March of 1989, Earth experienced one of its strongest geomagnetic storms in modern history. It all started when scientists observed a cluster of sunspots—active, magnetic areas on the sun's surface—emerging...
Math Is Still...
New Codes Could Make Quantum Computing 10 Times More Efficient
Quantum computing is still really, really hard. But the rise of a powerful class of error-correcting...
a year ago
Quantum computing is still really, really hard. But the rise of a powerful class of error-correcting codes suggests that the task might be slightly more feasible than many feared.
The post New Codes Could Make Quantum Computing 10 Times More Efficient first appeared...
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
IEEE Spectrum
A Brief History of the World’s First Planetarium
In 1912, Oskar von Miller, an electrical engineer and founder of the Deutsches Museum, had an idea:...
7 months ago
In 1912, Oskar von Miller, an electrical engineer and founder of the Deutsches Museum, had an idea: Could you project an artificial starry sky onto a dome, as a way of demonstrating astronomical principles to the public?
It was such a novel concept that when von Miller approached...
Out-of-Pocket Blog
Licensing and Credentialing Nonsense with Assured | Out-Of-Pocket
a month ago
Light from Space
The Rosette Nebula
Next to the Orion Nebula, the Rosette Nebula is definitely a must-do on the list of every aspiring...
a year ago
Next to the Orion Nebula, the Rosette Nebula is definitely a must-do on the list of every aspiring astrophotographer. Located not too far from Orion in Monoceros, this large H II region has spectacular features, centered around a star cluster.
Click or tap to...
NeuroLogica Blog
Will Apple’s Vision Pro Change Anything?
For the first time in over a decade, Apple has announced a new product designed to change computing....
a year ago
For the first time in over a decade, Apple has announced a new product designed to change computing. There was the transition to personal computing with the Apple computer, then to portable computing with the iPhone, and now they hope to usher in the transition to virtual...
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...
Probably...
Extremes, outliers, and GOATS
The video from my PyData Global 2023 talk, Extremes, outliers, and GOATS, is available now: The...
10 months ago
The video from my PyData Global 2023 talk, Extremes, outliers, and GOATS, is available now: The slides are here. There are two Jupyter notebooks that contain the analysis I presented: Here’s the abstract: The fastest runners are much faster than we expect from a Gaussian...
Explorations of an...
Day Four At Río Bigal - Birding The Interior Trails
November 5, 2023
Sunday began overcast, but unlike the previous day there did not seem to be the...
a year ago
November 5, 2023
Sunday began overcast, but unlike the previous day there did not seem to be the same threat of rain looming over everything. Therefore, yesterday's plan shifted to today. Natalia made me a packed lunch and I prepared for a day on my own on the long PNS trail. I...
NeuroLogica Blog
Artificial Diamond Boom
The history of aluminum, and what is now happening in the artificial diamond market, may tell us...
a year ago
The history of aluminum, and what is now happening in the artificial diamond market, may tell us something about a post-scarcity world. Aluminum is the most abundant metal in the Earth’s crust. However, it like to form with other elements and therefore it was very difficulty to...
Out-of-Pocket Blog
Mental Health And The Weird Fixation With Employers | Out-Of-Pocket
an uncomfortable conversation about mental health access
a year ago
an uncomfortable conversation about mental health access
nanoscale views
Scientific travel
Particularly in these post-pandemic, climate-change-addled, zoom-enabled times, I appreciate the...
a year ago
Particularly in these post-pandemic, climate-change-addled, zoom-enabled times, I appreciate the argument that it's always worth asking, "Is this trip really necessary?" We are in the age of remote work and zoom seminars that are attended by people from all over the world. Is...
NeuroLogica Blog
The Science of Gift Giving
There is a lot of social psychology out there providing information that can inform our everyday...
a year ago
There is a lot of social psychology out there providing information that can inform our everyday lives, and most people are completely unaware of the research. Richard Wiseman makes this point in his book, 59 Seconds – we actually have useful scientific information, and yet we...
Math Is Still...
An Old Conjecture Falls, Making Spheres a Lot More Complicated
The telescope conjecture gave mathematicians a handle on ways to map one sphere to another. Now that...
a year ago
The telescope conjecture gave mathematicians a handle on ways to map one sphere to another. Now that it has been disproved, the universe of shapes has exploded.
The post An Old Conjecture Falls, Making Spheres a Lot More Complicated first appeared on Quanta Magazine
Math Is Still...
A New Idea for How to Assemble Life
If we want to understand complex constructions, such as ourselves, assembly theory says we must...
a year ago
If we want to understand complex constructions, such as ourselves, assembly theory says we must account for the entire history of how such entities came to be.
The post A New Idea for How to Assemble Life first appeared on Quanta Magazine
Math Is Still...
The Hidden Brain Connections Between Our Hands and Tongues
Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary...
a year ago
Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary relationships.
The post The Hidden Brain Connections Between Our Hands and Tongues first appeared on Quanta Magazine
NeuroLogica Blog
Some Future Tech Possibilities
It’s difficult to pick winners and losers in the future tech game. In reality you just have to see...
10 months ago
It’s difficult to pick winners and losers in the future tech game. In reality you just have to see what happens when you try out a new technology in the real world with actual people. Many technologies that look good on paper run into logistical problems, difficulty scaling, fall...
Out-of-Pocket Blog
Dental Insurance, Value-Based Dental, and Beam Benefits | Out-Of-Pocket
Why doesn’t dental have value-based care?
a year ago
Why doesn’t dental have value-based care?
Melting Asphalt
A Nihilist's Guide to Meaning
I've never been plagued by the big existential questions. You know, like What's my purpose? or What...
over a year ago
I've never been plagued by the big existential questions. You know, like What's my purpose? or What does it all mean? Growing up I was a very science-minded kid — still am — and from an early age I learned…
Read more ›
nanoscale views
Thoughts on undergrad solid-state content
Figuring out what to include in an undergraduate introduction to solid-state physics course is...
8 months ago
Figuring out what to include in an undergraduate introduction to solid-state physics course is always a challenge. Books like the present incarnation of Kittel are overstuffed with more content than can readily fit in a one-semester course, and because that book has grown...
Apoorva Srinivasan
on edward jenner and creativity
One common question that’s on everyone’s minds as we fiercely scrub our hands, pool our resources,...
over a year ago
One common question that’s on everyone’s minds as we fiercely scrub our hands, pool our resources, conserve our consumption, stock up (but not hoard), invent calculus or write King Lear is: when will this end? Nobody knows what the answer to that question is but we
nanoscale views
APS March Meeting 2024, Day 3
My highlights today are a bit thin, because I was fortunate enough to spend time catching up with...
9 months ago
My highlights today are a bit thin, because I was fortunate enough to spend time catching up with collaborators and old friends, but here goes:
Pedram Roushan from Google gave an interesting talk about noisy intermediate-scale quantum experiments for simulation. He showed some...
wadertales
Broad-billed Sandpiper: Now a Red-listed wader
A dedicated team of Scottish bird ringers has been studying breeding waders in northern Norway since...
2 weeks ago
A dedicated team of Scottish bird ringers has been studying breeding waders in northern Norway since 1993. One of the focal species of their fieldwork is the secretive Broad-billed Sandpiper, an unusual taiga wader which nests on low-lying tussocks embedded in floating mats of...
Math Is Still...
How the Human Brain Contends With the Strangeness of Zero
Zero, which was invented late in history, is special among numbers. New studies are uncovering how...
2 months ago
Zero, which was invented late in history, is special among numbers. New studies are uncovering how the brain creates something out of nothing.
The post How the Human Brain Contends With the Strangeness of Zero first appeared on Quanta Magazine
Math Is Still...
How Quantum Physicists Explained Earth’s Oscillating Weather Patterns
By treating Earth as a topological insulator — a state of quantum matter — physicists found a...
a year ago
By treating Earth as a topological insulator — a state of quantum matter — physicists found a powerful explanation for the movements of the planet’s air and seas.
The post How Quantum Physicists Explained Earth’s Oscillating Weather Patterns first appeared on Quanta...
NeuroLogica Blog
New Theory Unites Gravity and Quantum Mechanics
One of the greatest mysteries of modern science is how to unite the two overarching theories of...
a year ago
One of the greatest mysteries of modern science is how to unite the two overarching theories of physics – quantum mechanics and general relativity. If physicists could somehow unite these two theories, which currently do not play well together, then we might get to a deeper “one...
Many Worlds
Getting To Know Rogue Planets
In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large...
a year ago
In our Earthling minds, planets exist in solar systems with a Sun in the middle and objects large and small orbiting around it. This is hardly surprising since planets are pretty much exclusively illustrated in solar systems and, until the onset of the 21st century, no other...
Blog - Practical...
East Palestine Train Derailment Explained
[Note that this article is a transcript of the video embedded above.]
On the evening of Friday,...
a year ago
[Note that this article is a transcript of the video embedded above.]
On the evening of Friday, February 3, 2023, 38 of 149 cars of a Norfolk Southern Railway freight train derailed in East Palestine, Ohio. Five of the derailed cars were carrying vinyl chloride, a hazardous...
brr
Redeployment Part Three
Off-continent after 446 days!
11 months ago
Off-continent after 446 days!
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...
Cremieux Recueil
Woke Madness
Why do more left-wing individuals tend to be more mentally ill?
3 months ago
Why do more left-wing individuals tend to be more mentally ill?
Out-of-Pocket Blog
How MainStreet gets you government $ | Out-Of-Pocket
Get government tax credits for your health startup
a year ago
Get government tax credits for your health startup
The Works in...
The ultra-selfish gene
Genetically modifying malaria-carrying mosquitoes could allow us to wipe out humanity’s most deadly...
a month ago
Genetically modifying malaria-carrying mosquitoes could allow us to wipe out humanity’s most deadly killer.
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...
NeuroLogica Blog
Immune Cells to Fight Cancer
There is a recent medical advance that you may not have heard about unless you are a healthcare...
a year ago
There is a recent medical advance that you may not have heard about unless you are a healthcare professional or encountered it from the patient side – CAR-T cell therapy. A recent study shows the potential for continued incremental advance of this technology, but already it is a...
Math Is Still...
Mathematicians Uncover a New Way to Count Prime Numbers
To make progress on one of number theory’s most elementary questions, two mathematicians turned to...
a week ago
To make progress on one of number theory’s most elementary questions, two mathematicians turned to an unlikely source.
The post Mathematicians Uncover a New Way to Count Prime Numbers first appeared on Quanta Magazine
nanoscale views
Favorite science fiction invention?
In the forward-looking spirit of the New Year, it might be fun to get readers’ opinions of their...
a year ago
In the forward-looking spirit of the New Year, it might be fun to get readers’ opinions of their favorite science fiction inventions. I wrote about favorite sci-fi materials back in 2015, but let’s broaden the field. Personally, I’m a fan of the farcaster (spoiler warning!) from...
NeuroLogica Blog
Living Under the Sea
One of my favorite recent video games is Subnautica, in which you have to survive almost entirely...
a year ago
One of my favorite recent video games is Subnautica, in which you have to survive almost entirely under a vast alien ocean. You have the advantage of advanced technology, but even then you are under constant threat of running out of oxygen, or having your habitat implode because...
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.
Out-of-Pocket Blog
The Ins-and-Outs of Cancer Care Navigators With Laura Stratte | Out-Of-Pocket
What are cancer care navigators and what issues do they face?
a year ago
What are cancer care navigators and what issues do they face?
Many Worlds
Webb Telescope Finds No Signs of a Thick Atmosphere Around a Second TRAPPIST-1 Planet
Among the most eagerly awaited results from the early observations of the James Webb Space Telescope...
a year ago
Among the most eagerly awaited results from the early observations of the James Webb Space Telescope (JWST) is whether or not the seven rocky planets of the TRAPPIST-1 system have atmospheres. The TRAPPIST-1 planets are close to us (40 light-years away), are all solid rather than...
Math Is Still...
Some Neural Networks Learn Language Like Humans
Researchers uncover striking parallels in the ways that humans and machine learning models acquire...
a year ago
Researchers uncover striking parallels in the ways that humans and machine learning models acquire language skills.
The post Some Neural Networks Learn Language Like Humans first appeared on Quanta Magazine
Math Is Still...
A Tower of Conjectures That Rests Upon a Needle
On its surface, the Kakeya conjecture is a simple statement about rotating needles. But it underlies...
a year ago
On its surface, the Kakeya conjecture is a simple statement about rotating needles. But it underlies a wealth of mathematics.
The post A Tower of Conjectures That Rests Upon a Needle first appeared on Quanta Magazine
Drew Ex Machina
First Pictures: View of the Earth from NASA’s Explorer 6 – August 14, 1959
Today we take for granted that we can instantly access images of almost any part of the Earth taken...
4 months ago
Today we take for granted that we can instantly access images of almost any part of the Earth taken from space using an ever growing collection […]
NeuroLogica Blog
Ghosts Are Not Real
It’s Halloween, so there are a lot of fluff pieces about ghosts and similar phenomena circulating in...
a year ago
It’s Halloween, so there are a lot of fluff pieces about ghosts and similar phenomena circulating in the media. There are some good skeptical pieces as well, which is always nice to see. For this piece I did not want to frame the headline as a question, which I think is...
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.
NeuroLogica Blog
Tandem Perovskite Silicon Solar Panels Are Coming
It’s pretty clear that we are at an inflection point with adoption of solar power. For the last 18...
a year ago
It’s pretty clear that we are at an inflection point with adoption of solar power. For the last 18 years in a row, solar PV electricity capacity has increased more (as a percentage increase) than any power source. Solar now accounts for 4.5% of global power generation. Wind...
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...
The Roots of...
Why no Roman Industrial Revolution?
Why didn’t the Roman Empire have an industrial revolution?
Bret Devereaux has an essay addressing...
a year ago
Why didn’t the Roman Empire have an industrial revolution?
Bret Devereaux has an essay addressing that question, which multiple people have pointed me to at various times. In brief, Devereaux says that Britain industrialized through a very specific path, involving coal mines,...
Out-of-Pocket Blog
Personalized Health Insurance and the Payer Stack | Out-Of-Pocket
Stacks on stacks on stacks
a year ago
Stacks on stacks on stacks
Light from Space
Iris Nebula and the Ghost of Cepheus
The Iris Nebula is a reflection nebula in Cepheus. A popular target with amateur astronomers, the...
over a year ago
The Iris Nebula is a reflection nebula in Cepheus. A popular target with amateur astronomers, the sourrounding flux nebulas are harder to photograph and require long integration times.
Also visible in this wide-field image, near the bottom left, is the Ghost Nebula.
Click or...
Eukaryote Writes...
There’s no such thing as a tree (phylogenetically)
Dendronization – Evolving into a tree-like morphology. (In the style of “carcinization".) From...
over a year ago
Dendronization – Evolving into a tree-like morphology. (In the style of “carcinization".) From 'dendro', the ancient Greek root for tree.
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