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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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A deep dive into self-improving AI and the Darwin-Gödel Machine
How the Darwin-Gödel Machine rewrites its own code to improve, and whether we can trust it
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Satellites Spotting Ships
Benchmarks & Tips for Big Data, Hadoop, AWS, Google Cloud, PostgreSQL, Spark, Python & More...
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How large is that number in the Law of Large Numbers?
All large numbers are large, but some are larger than others
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Why are smokestacks so tall?
[Note that this article is a transcript of the video embedded above.] “The big black stacks of the Illium Works of the Federal Apparatus Corporation spewed acid fumes and soot over the hundreds of men and women who were lined up before the red-brick employment office.” That’s the first line of one
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Planets in Google Maps
Now you can visit many planets and moons in Google Maps right from your computer.
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A Year of Telepathy
Over the past year, three people with paralysis have received Neuralink implants. This blog post explores how each person is using Telepathy in everyday life.
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So you want to build a carbon capture company
Would you like to win one hundred million bucks from Elon Musk? Carbon capture (CC) is all the rage these days, with dozens of companies springing up to remove CO2 from the atmosphere and help stab…
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Food processing influences metabolism and brain activity
In healthy adults, meals matched for calories and nutrients, but otherwise prepared differently, led to unexpectedly different metabolic responses and activity in the brain’s reward system.
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Mach 3.5 Over Libya in an SR-71 Blackbird
In April 1986, following an attack on American soldiers in a Berlin disco, President Reagan ordered the bombing of Muammar Qaddafi's terrorist camps in Libya. My duty was to fly over Libya and take photos recording the damage our F-111's had inflicted. Qaddafi had established a 'line of death,' a territorial marking…
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Ceasing print publication of ACM journals and transactions
Ceasing Print Editions for ACM Journals and Transactions
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UBC device uses wood dust to trap up to 99.9 per cent of microplastics in water
UBC scientists create device that uses wood dust to trap up to 99.9 per cent of microplastics in water.
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What's the difference between 0/0 and 1/0?
From the highly eclectic blog of Mark Dominus
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SARS-CoV-2 Infection Affects Energy Stores in the Body, Causing Organ Failure
An international research team, including Jonathan C. Schisler, PhD, in the UNC School of Medicine, has found how SARS-CoV-2 causes widespread “energy outages” throughout major organs, and how these effects contribute to debilitating long COVID symptoms.
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Ants are as Effective as Pesticides
By: Becky Allen, British Ecological Society / Christina Troelsen, Aarhus University
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It Awaits Your Experiments
You may have heard of Christian Bök. You may have read about him on this very blog if you’ve been hanging out here long enough. Perhaps you were even one of the very select few to witness the seminal talk I gave back in 2016 [1] —“ScArt: or, How to Tell When You’ve Finished Fucking”— which climaxed with a glowing…
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Why are roller coaster loops not circular?
Why are the loops on roller coasters never circular?
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Study reveals how, when a synapse strengthens, its neighbors weaken
Neuroscientists at the Picower Institute for Learning and Memory at MIT have discovered that when a synapse strengthens, neighboring synapses weaken based on the action of a crucial protein called Arc. The finding provides an explanation of how synaptic strengthening and weakening combine in neurons to produce…
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How “See a Satellite Tonight” Works
See A Satellite Tonight is my most successful side project so far, with 5 million users since launch in 2019. It's been entirely a solo project, and I've used it as a proving ground for a bunch of tech that I wanted to learn. It took dozens of APIs and services to put together the experience I wanted: The front page…
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J.C. Bose: 60 GHz in the 1890s
(1) The National Radio Astronomy Observatory is a facility of the National Science Foundation, operated under cooperative agreement by Associated Universities, Inc.
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The Hidden Engineering of Niagara Falls
[Note that this article is a transcript of the video embedded above.] Niagara Falls is one of the most spectacular waterfalls in the world. With a vertical drop of more than 50 meters or 164 feet and a flow rate that often exceeds 2800 cubic meters per second or 100,000 cubic feet per second, it’s
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Human Rapamycin Longevity Clinical Trials Begin
Today is a doubly important day: it marks the final day of the PEARL campaign and it is a celebration of another victory for the life extension community.
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Reintroductions of beavers into the wild in several parts of England
The Wildlife Trusts congratulate the UK Government’s decision to open the door for licenced reintroductions of beavers into the wild and its acknowledgment of the free-living populations in several parts of England.
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Magnesium Self-Experiments
3 magnesium self-experiments on magnesium ʟ-threonate and magnesium citrate.
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The Arsenic DNA paper exposes flaws in peer review
a blog about genomes, DNA, evolution, open science, baseball and other important things
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The swimming of a dead fish (2018)
When I was a child, my father would take me trout fishing, and I spent hours marveling from the riverbank at the trouts’ ability to, seemingly effortlessly, h