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New
The latest blog posts to take off on Hacker News. 2,038 posts.
722
How long would society last during a total grid collapse?
[Note that this article is a transcript of the video embedded above.] In February 2021, a winter storm that swept through Texas caused one of the most severe power crises in American history. The cold weather created shockingly high electricity demands as people tried to keep their homes warm. But
723
Planes are still decades away from displacing most bird jobs
Note: Parts of this essay were written by GPT-3, so it might contain untrue facts. Introduction Many of my friends are extremely excited by planes, rockets, and helicopters. They keep showing me videos of planes flying at enormous speed, rockets taking off from the ground while creating fiery infernos around them, and…
724
Consider working on genomics
Genomics needs more talented software engineers—here's why you should consider joining the field.
725
Demystifying Fourier analysis
I've started learning about spectrum analysis a long time ago at university, but failed to gain a true insight in how it works under the hood. For me, it was just some magical math formulas I had to memorize and know about. I knew the theory but it didn't really click .
726
Why are male testosterone levels falling?
Science News, Physics, Science, Philosophy, Philosophy of Science
727
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Analyzing Carbon Dioxide levels while attending IETF-115 in London, UK
is it safe to travel these days?
729
What if regular exercise is the best cognitive exercise?
File this under highly speculative. I’m sure there is better research on this topic than this writing This past week, for no obvious reason,...
730
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What it’s like to dissect a cadaver
Alok Singh's Blog
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A requiem for amateur chemistry
Bidding farewell to classic experiments.
734
Reasons why Fortran is still used (2021)
Fortran is a language that is specialized for high-performance computing. Believe it or not, it's still alive and evolving.
735
Quantum winter is coming
Science News, Physics, Science, Philosophy, Philosophy of Science
736
Why is symmetry so important in particle physics?
Faizan Muhmmad is a Software Engineer at Google
737
Re-using the heat in bathwater in Britain
FROM BEING A WASTE TO THE BATHER AND COUNTRY, AND FOR MAKING IT BENEFICIAL TO THE PUBLICK
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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.
740
Test scores are not irrelevant
Some claims that test scores don’t predict college success don’t add up.
741
Another scientific body has debunked bitemark analysis
Even in the face of overwhelming evidence, the criminal legal system is incapable of admitting its mistakes
742
The Soviet Union’s Nuclear Icebreakers
If you want to watch the video first, it is below
743
Sound
Interactive article explaining how sound works.
744
Why wasn’t the steam engine invented earlier? Part III
You’re reading Age of Invention, my newsletter on the causes of the British Industrial Revolution and the history of innovation.
745
A modern Fortran scientific programming ecosystem
Historically, large general-purpose libraries have formed the core of the Fortran scientific ecosystem (e.g., SLATEC , or the various PACKS ). Unfortunately, as I have mentioned here before, these libraries were written in FORTRAN 77 (or earlier) and remained unmodified for decades. The amazing algorithms continued…
746
Science is the belief in the ignorance of experts (2020)
Science is the belief in the ignorance of experts said Richard Feynman. Feynman had a Nobel prize in physics. He was a remarquable educator: his lecture notes are still popular. He foresaw nanotechnology and quantum computing. He is credited with identifying the cause of the Space Shuttle Challenger disaster. There is…
747
I wrote a short story about von Neumann probes
"They would have eaten our whole house and probably the whole cul-de-sac if we didn't find those jelly beans."
748
False memory implantation in adults is easy
false memory implantation in adults is easy (bonus: here's one way to do it)
749
Safe to swim in nuclear spent fuel pool?
What if I took a swim in a typical spent nuclear fuel pool? Would I need to dive to actually experience a fatal amount of radiation? How long could I stay safely at the surface?
750
What Are the Odds?
An unusual lottery result made the news recently: on October 1, 2022, the PCSO Grand Lotto in the Philippines, which draws six numbers from $latex {1}&fg=000000$ to $latex {55}&fg=000000$ a…