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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,455 posts.
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40 percent of fMRI signals do not correspond to actual brain activity
Interpretation of numerous MRI data may be incorrect: blood flow is not a reliable indicator of brain activity.
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Datacenters in space aren't going to work
There is a rush for AI companies to team up with space launch/satellite companies to build datacenters in space. TL;DR: It's not going to work.
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Updated practice for review articles and position papers in ArXiv CS category
arXiv’s computer science (CS) category has updated its moderation practice with respect to review (or survey) articles and position papers. Before being…
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Myocardial infarction may be an infectious disease
A pioneering study by researchers from Finland and the UK has demonstrated for the first time that myocardial infarction may be an infectious disease. This discovery challenges the conventional und...
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Gut bacteria from amphibians and reptiles achieve tumor elimination in mice
HOME > ［News & Events］ Gut Bacteria from Amphibians and Reptiles Achieve Complete Tumor Elimination
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How to survive boiling water
A probiotic paradox
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Phosphine detected in the atmosphere of Venus – an indicator of possible life?
An international team of astronomers, led by Professor Jane Greaves of Cardiff University, today announced the discovery of a rare molecule – phosphine – in the ...
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US emissions fell 2.1% in 2019
After a sharp uptick in 2018, we estimate that US greenhouse gas emissions fell by 2.1% last year based on preliminary energy and economic data. This decline was due almost entirely to a drop in coal consumption.
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Opus 5.5 agents discover two room-temperature magnetic semiconductor candidates
Explore two room-temperature antiferromagnetic semiconductor candidates found by Claude Opus 5.5 agents, with calculations, code and caveats.
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Significant breakthrough in search for Parkinson's biomarker
We are charting the path to a future free from Parkinson’s. Your support will get us there.
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Where to Find the Colors Your Screen Can't Show You
An atlas of the vibrance of the real world
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Feynman: I am burned out and I'll never accomplish anything
So I got this new attitude. Now that I am burned out and I'll never accomplish anything, I've got this nice position at the university teaching classes which I rather enjoy, and just like I read the Arabian Nights for pleasure, I'm going to play with physics, whenever I want to, without worrying about any importance…
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Experts explore new mushroom which causes fairytale-like hallucinations
Between traditional folklore and modern biology, the wild forest floor and the sterile scientific laboratory, lies the story of the lilliputian mushroom.
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Alzheimer’s disease can be reversed in animal models? Study
For more than a century, people have considered Alzheimer's disease (AD) an irreversible illness. Consequently, research has focused on preventing or ...
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Nuclear fusion: WEST beats the world record for plasma duration
On 12 February, the CEA’s WEST machine was able to maintain a plasma for more than 22 minutes. In doing so, it smashed the previous record for plasma duration achieved with a tokamak. This leap forward demonstrates how our knowledge of plasmas and technological control of them over longer periods is becoming more…
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How photos were transmitted by wire in the 1930s
I didn’t know what to expect from this 1937 video explanation of how wire photos were transmitted to newspapers, but a double stunt sequence featuring an airpla
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There are no new ideas in AI, only new datasets
LLMs were invented in four major developments... all of which were datasets
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The Nobel Prize in Physics 2017
The Nobel Prize in Physics 2017 was divided, one half awarded to Rainer Weiss, the other half jointly to Barry C. Barish and Kip S. Thorne "for decisive contributions to the LIGO detector and the observation of gravitational waves"
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CT scans of BYD car parts
BYD sold 4.6M vehicles in 2025, but Americans can't buy one. We CT scanned four components from its lineup to reveal what vertical integration looks like at the part level.
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Hubble finds first galaxy in the local universe without dark matter
An international team of researchers using the NASA/ESA Hubble Space Telescope and several other observatories have, for the first time, uncovered a galaxy in our cosmic neighbourhood that is missing most — if not all — of its dark matter. This discovery of the galaxy NGC 1052-DF2 challenges currently-accepted…
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Visualizing all books of the world in ISBN-Space
Libraries have been trying to collect humanity’s knowledge almost since the invention of writing. In the digital age, it might actually be possible to create a comprehensive collection of all human writing that meets certain criteria. That’s what shadow libraries do - collect and share as many
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How the cochlea computes (2024)
Sensory coding 2: electric boogaloo
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Major reversal in ocean circulation detected in the Southern Ocean
Satellite data processing algorithms developed by ICM-CSIC have played a crucial role in detecting this significant shift in the Southern Hemisphere, which could accelerate the effects of climate change.
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Engineers develop water filtration that removes “forever chemicals”
Engineers at the University of British Columbia have developed a new water treatment that removes “forever chemicals” from drinking water safely, efficiently – and for good.
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So You Want to Learn Physics
Over the past few years, ever since writing “If Susan Can Learn Physics So Can You,” I've been contacted by people from all backgrounds who are inspired and want to learn physics, but don't know where to start, what to learn, what to read, and how to structure their studies...this post is a condense
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