3001
Caltech professor helps solve Hindenburg disaster
Konstantinos Giapis delves into the science of the iconic accident for a PBS special.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,457 posts.
3002
Lace: A New Kind of Cellular Automata Where Links Matter
This article is about a new kind of simple computational rule ("LACE rules" running on LACE, the Link Automata Computing Engine platform) which, when applied locally on a grid of cells, demonstrates fascinating emergent "artificial life" behavior.
3003
Regression to the mean is the main reason ineffective treatments appear to work
Jump to follow-up “Statistical regression to the mean predicts that patients selected for abnormalcy will, on the average, tend to improve. We argue that most improvements attributed to the p…
3004
Device offers long-distance, low-power underwater communication
A new underwater communication and networking technique can achieve kilometer-scale ranges while consuming about one-millionth the power required by current communication methods.
3005
Galileo Project now fully funded for expedition to study an interstellar meteor
Wonderful news! We just received full funding for the Galileo Project expedition to scoop the fragments of the first interstellar meteor…
3006
Feynman's Clock
You, dead, are so much better than anyone else alive. – Richard Feynman, to his wife, Arlene Richard Feynman is famous for his ceaseless questioning of life and the universe, to a degree unexpected even for being a Nobel Prize quantum physicist. His dogged investigation of the Challenger explosion is the most…
3007
Researchers demonstrate rapid 3D printing with liquid metal
Liquid metal printing, developed by MIT researchers, rapidly creates 3D metal structures by depositing molten aluminum along into a bed filled with microscopic glass beads. The process can produce low-resolution objects like frames for chairs and tables in minutes.
3008
Random Attractors – Found using Lyapunov Exponents (2001)
Contribution by Philip Ham: attractor.basic and Python implementation by Johan Bichel Lindegaard.
3009
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The 101 of analog signal filtering (2024)
Some intuition about this topic can be developed without summoning the ghost of Pierre-Simon Laplace.
3011
Projective Geometric Algebra Done Right
[This is part one of a two-part series. The second part can be found here: Symmetries in Projective Geometric Algebra .]
3012
An Orbit Map of the Solar System
A map of over 18,000 asteroids in the Solar System.
3013
A century of reforestation helped keep the eastern US cool (2024)
Throughout the 20th century, as most of the world warmed, the eastern US remained mysteriously cool. Now, scientists think they have an explanation: trees.
3014
Teaching Robots to Understand Semantic Concepts
Posted by Sergey Levine, Faculty Advisor and Pierre Sermanet, Research Scientist, Google Brain TeamMachine learning can allow robots to acquire com...
3015
In Defense of Myers Briggs (2020)
examines claims that the big five personality traits is more scientifically valid than the myers briggs personality indicator
3016
How I learned to stop worrying and love the lab-leak theory
In early spring 2020, I reported an article for The New York Times on which I put the tentative headline: “New Coronavirus Is ‘Clearly Not…
3017
God created the real numbers
W. Jherek Swanger writes in his introduction to Camillo 7 Agrippa's "A Treatise on the Science of Arms, with a philosophical Dialogue (1553)" that:
3018
Men should abstain from drinking at least three months prior to conceiving
In examining the effects of paternal alcohol consumption on fetal alcohol syndrome, a groundbreaking new study reveals that it can take over a month for negative alcohol effects to wear off.
3019
AI Joins Hunt for ET: Study Finds 8 Potential Alien Signals
A University of Toronto undergrad among an international team of researchers unleashing deep learning in the search for extraterrestrial civilizations.
3020
3021
Producing ammonia and fertiliser using wind power in Morris, Minnesota
The project is an upscale of a successful pilot built in 2013, and can be expanded further to a network of hubs producing fertiliser for farmer cooperatives.
3022
3023
Artificial Intelligence Generates Christmas Song from Holiday Image
Researchers from University of Toronto developed an AI system that creates and then sings a Christmas song based by analyzing the visual components of an uploaded image. With the help of CUDA…
3024
New study shows highly creative people’s brains work differently from others'
A new study led by UCLA Health scientists shows highly creative people’s brains appear to work differently from others;, with an atypical approach that makes distant connections more quickly by bypassing the “hubs” seen in non-creative brains.
3025
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I've decided not to work with Aubrey de Grey or SENS
I've decided not to work with Aubrey de Grey or SENS in any capacity moving forward. I had one bad experience with him when I was 17 - he told me in writing that he had an ‘adventurous love life’...
3027
3028
Oxidation makes tea black
Oxidation radically alters everything we perceive in food. It changes the flavor, aroma, color, and texture of everything we eat and drink. Without oxidation, tea would taste unbearably bitter. Oxidation is what unlocks tea’s hidden flavors by removing bitter compounds and transforming flavorless proteins into…
3029
Clifford Algebra: A visual introduction (2014)
Clifford Algebra, a.k.a. Geometric Algebra, is a most extraordinary synergistic confluence of a diverse range of specialized mathematical fields, each with its own methods and formalisms, all of wh…
3030
