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Topics /
Science & Space
The most popular blog posts about science & space on Hacker News. 4,455 posts.
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Confirmed: The Last Great Prediction Of The Big Bang
A leftover glow unlike any other — of neutrinos — has finally been seen.
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The United States of Toxins
Ranking the cities and states and release the most toxins into the environment.
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A Visual Introduction to Morse Theory
In a previous article , I already introduced manifolds and their, ahem, manifold ways. Among the many interesting comments I received about this article, some were dealing with a basic question, namely how to measure the properties of a manifold. In this article, I want to present a few concepts from Morse theory …
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The Existential Risk of Mathematical Error
Mathematical mistake/error-rates limit our understanding of rare risks and ability to defend against them.
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A review of probability theory
In preparation for my upcoming course on random matrices, I am briefly reviewing some relevant foundational aspects of probability theory, as well as setting up basic probabilistic notation that we…
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Scott Aaronson on Google’s new quantum-computing paper
MIT professor Scott Aaronson discusses new Google experiments that suggest the D-Wave computer exploits quantum phenomena.
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Steve Blank: Gravity Will be Turned Off
Part of marketing is the ability to communicate a message to thousands of people and convince them to believe your version of reality. When I was 19 I accidentally had a test run of my ability to d…
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A Short Course in Thinking About Thinking (2007)
A SHORT COURSE IN THINKING ABOUT THINKING Edge Master Class '07 DANIEL KAHNEMAN Auberge du Soleil, Rutherford, CA, July 20-22, 2007 AN EDGE SPECIAL PROJECT
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Why does Swiss cheese have holes?
Swiss cheese gets holes from carbon dioxide bubbles during the cheese-making process. Learn more about what causes the holes in Swiss cheese at U.S. Dairy.
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Ozempic-style drugs now in trials for heart failure, addiction and even aging
Ozempic-style drugs are being tested far beyond diabetes, for heart failure, addiction, Alzheimer's and aging. The share of such trials has roughly tripled in fifteen years.
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UH Researchers Report New, More Efficient Catalyst for Water Splitting
Discovery Could Remove Hurdle to Producing Hydrogen from Water
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A biotechnology dream: nitrogen-fixing cereal crops
MIT Professor Christopher Voigt and his team are working to transform cereal crops so they are able to fix their own nitrogen. The research has been funded by the Abdul Latif Jameel Water and Food Systems Lab (J-WAFS).
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Making espresso with ultrasound
Researchers at UNSW Sydney have harnessed the power of ultrasonic sound waves to make espresso-strength coffee with room temperature water, cutting energy use by up to 75%.
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The world needs computational social science
The world needs computational social science, and it is not only, or even primarily, about the AI revolution. The reasons follow below and I also cover what a computational social scientist should …
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Some neurons are active when adding, others when subtracting
Most elementary school children probably already know that three apples plus two apples add up to five apples. However, what happens in the brain during such calculations is still largely unknown. The current study by the Universities of Bonn and Tübingen now sheds light on this issue.
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Physical Intuition, Not Mathematics (2011)
“What we call Man's power over Nature turns out to be a power exercised by some men over other men with Nature as its instrument.”
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Analytic Combinatorics – A Worked Example
Chris Grossack's math blog and professional website.
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Flying the Unflyable Plane: The near crash of Air Astana flight 1388
A deeper analysis of the events which caused a Kazakh airliner to go out of control over Portugal in November 2018.