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My black body story (it's physics)
I studied physics in university, and at one point asked a professor if I should learn German, because it seemed all the key texts of early ...
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,038 posts.
1412
Neuralink and the Brain's Magical Future
I knew the future would be shocking but this is a whole other level.
1413
The Deadliest place on Earth? Surviving The Giant Crystal Cave
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1414
Are warp drives science now?
Science News, Physics, Science, Philosophy, Philosophy of Science
1415
A Visual Intro to Complex Numbers
A visual and intuitive intro to complex number system providing a historical overview of how it was developed and why it is useful.
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An Introduction to CubeSats
An introduction that answers the questions what are cubesats, why they are so popular, what are their main subststems, and how does thier future look?
1418
Quartz crystals
(This is an adapted version of part of an article I wrote for the Dutch amateur radio magazine Electron , August 2016.)
1419
Multispectral Imaging and the Voynich Manuscript
(with thanks to René Zandbergen, Ray Clemens, Roger Easton, Claire Bowern, Bill Endres, and the curatorial and conservation staff at the Beinecke Rare Book & Manuscript Library) I have some exc…
1420
Tomatoes roaming the fields and canaries in the coalmine
Many publishers are getting nervous about infiltration by paper mills, who can torpedo a journal's reputation when they succeed in publis...
1421
Borges on Chaos Theory
About a weird, lovely short story
1422
Gödel, Turing and Cantor: The Math
This is mathematical section of the parent essay Gödel Incompleteness for Startups Gödel Numbering A formal system is just a collection of axioms and rules. Just like we did before we can record ax…
1423
Dude, where's my supersonic jet?
3 innovators reimagining how we fly
1424
How renewables are saving Texans billions
A dive into ERCOT data reveals how solar energy is driving down electricity costs for Texas
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Why Frames Tilt Forward (2015)
There is a ten-foot long alcove in our lower-level hallway — we call it the gallery . This is the one place in our house I can hang whatever I want (i.e., my own art) and switch it out whenever I want. To facilitate this, I installed a hanging system — basically a slotted rail mounted near the ceiling, with sliding…
1429
Processed meats as bad as cigarettes: bad reporting on good science
Today, the WHO issued a report that says, in essence, processed meats and red meats are carcinogens. This has been reported in a variety of…
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The Man Who Knew Infinity
Last night I went to see a showing at the Tribeca Film Festival of the new movie about Ramanujan, The Man Who Knew Infinity. It was extremely good, infinitely better than the most recent high profi…
1432
Our Immune System
(On this page in Dutch I post daily bits of realistic but hopeful Corona news. Here is a somehat rough translation of an article on our immune system I posted there, because I think it might also be useful for people that don’t speak Dutch). Wednesday, April 1st COVID-19 can only live thanks to us. Viruses cannot…
1433
Forbidden Spheres
A document from 1947 points towards an interesting Los Alamos policy: banning all spheres, innocuous or not, from technical areas.
1434
Space Emerging from Quantum Mechanics
The other day I was amused to find a quote from Einstein , in 1936, about how hard it would be to quantize gravity: “like an attempt to breathe in empty space.” Eight decades later, I think we can still agree that it’s hard.
1435
Greenland Sharks
Greenland shark swimming under an ice flow in the Canadian arctic WIKIMEDIA COMMONS (CC BY-SA 4.0)
1436
An interactive guide to Fourier series (2022)
Drawing with the Fourier Series
1437
A Peek into Einstein's Zurich Notebook
John D. Norton Department of History and Philosophy of Science University of Pittsburgh This page at http://www.pitt.edu/~jdnorton/Goodies
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Book Review: The Body Keeps the Score
I. The Body Keeps The Score is a book about post-traumatic stress disorder. The author, Bessel van der Kolk, helped discover the condition and lobby for its inclusion in the DSM, and the brief fora…
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Parrondo's Paradox: How two ugly parents can make a beautiful baby
"How two ugly parents (mathematically) can make a beautiful baby"