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The unstallable plane that stalled
The Cessna 185 Skywagon is a high wing, single engine aircraft: basically a Cessna 180 with six seats, a strengthened fuselage and a slightly more powerful engine. It’s a popular aircraft in remote…
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The latest blog posts to take off on Hacker News. 384 posts.
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How to prevent Lyme disease this summer
The risk of Lyme disease has increased due to climate change and warmer temperature. A rheumatologist offers advice on how to best avoid ticks while going outdoors.
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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 moon.” The truth is that given a lot of power, a nuclear weapon, and a lot of extremely specific c…
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Debugging the Doctor Brain: Who's teaching doctors how to think?
Who's teaching doctors how to think?
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Thoughts on Seed Oil
Don't get distracted.
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Our biggest ever river catch?
Interceptor 006 captured over 250 truckloads of trash – and counting – in just a few hours in the first flood of the year.
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Goldene: A single atom layer of gold
For the first time, scientists have managed to create sheets of gold only a single atom layer thick. According to the researchers from LiU this has given the gold new properties that can make it suitable for use in various applications.
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How many bathrooms have Neanderthals in the tile?
A Reddit poster finds an ancient jaw in his parents' new travertine. It may be more common than most people imagine.
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The purge of German science in 1933
“If the dismissal of Jewish scientists means the annihilation of contemporary German science, then we shall do without science for a few years!” — Adolf Hilter
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2023 ACM Turing Prize awarded to Avi Wigderson
Avi Wigderson is the recipient of the 2023 ACM A.M. Turing Award for foundational contributions to the theory of computation, including reshaping our understanding of the role of randomness in computation, and for decades of intellectual leadership in theoretical computer science.
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The rise and impending fall of the dental cavity
Another of history's great killers is on the chopping block
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The Eclipse via Satellite
Yesterday’s eclipse as seen by the GOES-East weather satellite. I just grabbed the full-disk geocolor JPGs with wget and stitched them together with ffmpeg. BTW, If you’re wondering why the clouds remain in view as night falls to the East, it’s because the geocolor image is a composite of “true color” daytime and a…
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Is the frequency domain a real place?
Dissing Fourier, exploring the Hadamard-Walch transform, and making square-wave spectrograms.
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Deep sea mining could be worse for the climate than land ores
As decisions over the future viability of deep sea mining are under review, Planet Tracker’s latest report ‘The Climate Myth of Deep Sea Mining’ examines deep sea mining companies’ claim that mining polymetallic nodules could be a low carbon alternative to mining on land.
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Homemade 6 GHz pulse compression radar
Designing a modern pulse compression radar that uses digital signal processing.
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Terraform makes carbon neutral natural gas
We did it! After two years of hard work we hold in our hands hard proof that the incredible team at Terraform can make synthetic natural gas from sunlight and air, as reported in TechCrunch. Last W…
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Legendre transform, better explained (2017)
The way that most physicists teach and talk about partial differential equations is horrible, and has surprisingly big costs for the typical understanding of the foundations of the field even among professionals. The chief victims are students of thermodynamics and analytical mechanics, and I've me
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Study uses wearables to show that physical activity lengthens REM latency
AUSTIN, Texas — A new study by an interdisciplinary team of researchers at The University of Texas at Austin provides the most reliable validation to date
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Pilot study shows ketogenic diet improves mental illness
A small clinical trial led by Stanford Medicine found that the metabolic effects of a ketogenic diet may help stabilize the brain.
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Not so fast, Mr. Fourier
A real explanation of discrete Fourier transform (DFT, FFT), discrete cosine transform (DCT), and their inverses.
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First-in-human implantation of bionic device to halt Crohn's disease (2023)
World first: Clinicians have implanted an electrical nerve stimulation device into a Crohn’s disease patient to stop post-surgery inflammation recurring.
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When will the eclipse happen? A multimillennium tale of computation
Wolfram tech and its dedicated website now easily predict eclipses. A look at advances in understanding and science from ancient eclipse data thousands of years old through current eclipse calculations.
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Engineers find a new way to convert carbon dioxide into useful products
MIT chemical engineers devised an efficient way to convert carbon dioxide to carbon monoxide, which can be used to generate useful compounds such as ethanol and other fuels.
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A living replacement knee to be tested in clinical trials within five years
Columbia biomedical engineers are collaborating with orthopedic surgeons to build a living replacement knee to be tested in clinical trials within five years.
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Unlocking the secrets of myelin repair
New research supported by Wu Tsai Neurosciences Institute could lead to novel treatments for
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How do MRI Headphones work? (2022)
Thoughts and more by Tom Lingham