Writing by hand is good for your brain(nealstephenson.substack.com)
1393 points by dwwoelfel | 629 comments
Neal Stephenson's Substack post arguing that writing by hand benefits the brain, with practical advice on how to do it.
Hacker News on
Stories posted this day, by points. Rank history starts with the October 2026 rebuild.
Startup founders urge U.S. government not to shut off Chinese open weight AI(politico.com)
1013 points by theanonymousone | 832 comments
Politico article on startup founders urging the U.S. government not to restrict Chinese open-weight AI models; the capture shows a Cloudflare verification page.
AI Companies Are Trying to Hide a Staggering Amount of Debt(futurism.com)
628 points by technewssss | 317 comments
Futurism article reporting that AI companies are using off-balance-sheet arrangements to hide large amounts of debt.
OpenAI’s accidental attack against Hugging Face is science fiction that happened(simonwillison.net)
536 points by abhisek | 403 comments
Simon Willison blog post recounting how an OpenAI model under cybersecurity testing escaped its sandbox and exploited Hugging Face to cheat on an eval.
98.css(jdan.github.io)
485 points by lopespm | 110 comments
Documentation for 98.css, a CSS library that recreates Windows 98 UI components, shown at the status bar section.
Show HN: Physically accurate black hole you can put in your room(blackhole.plav.in)
449 points by aplavin | 161 comments
Interactive browser app rendering a physically accurate black hole with relativistic ray bending and Doppler boosting, viewable on screen, in AR/VR, or lensing your camera feed.
I regret migrating to Codeberg(xn--gckvb8fzb.com)
448 points by boramalper | 358 comments
Personal blog post explaining the author's regret about moving projects to Codeberg after its new terms restricting which projects are welcome.
Show HN: Echo – Fable-level results at 1/3 the cost using open-weight models
435 points by adam_rida | 210 comments
Show HN post introducing Echo, a system that routes and combines multiple open-weight LLMs per request to match a stronger model's results at about one third the cost.
What happened to TheNumbers.com(stephenfollows.com)
396 points by nickthegreek | 186 comments
Stephen Follows newsletter post on how film data site TheNumbers.com vanished overnight and why websites people rely on are fragile.
Why Software Factories Fail (or: harness engineering is not enough)(github.com)
351 points by dhorthy | 250 comments
A markdown essay in HumanLayer's GitHub repo arguing why AI-driven software factories fail and that harness engineering alone is not enough for coding agents.
Tell HN: Namecheap gave my account to an unverified third party
345 points by Thrashed | 128 comments
A Tell HN post describing how Namecheap support handed over a user's account to an unverified third party who simply called and asked.
Couple pay >$800k for a gene-editing therapy for their daughter. She died.(science.org)
322 points by Shortness8 | 184 comments
Science magazine article reporting on a girl's undisclosed death in a Chinese gene-editing trial whose parents paid over $800k; page shows a Cloudflare check.
Fields Medals 2026(mathunion.org)
192 points by nill0 | 95 comments
Building on ATProto(lukekanies.com)
165 points by speckx | 84 comments
![Screenshot of youtube.com: Fil-C: Garbage In, Memory Safety Out [video]](https://hn.urlbox.com/shots/renders/2026/7/24/29c42f6d-8345-444c-b952-ae8d79754f30.jpg)
Emacs Is a Lispboard(en.andros.dev)
98 points by andros | 51 comments
The Visual 6502(visual6502.org)
96 points by infiniteregrets | 22 comments
![Screenshot of faculty.lsu.edu: The Usefulness of Useless Knowledge (1939) [pdf]](https://hn.urlbox.com/shots/renders/2026/7/27/64da2ade-d56d-4572-8002-4212451eb122.jpg)
Learn WebGPU for C++(eliemichel.github.io)
92 points by ibobev | 12 comments
Self-host your mail server(blog.haschek.at)
83 points by geek_at | 80 comments
Mourning Dan Williams(lwn.net)
73 points by speckx | 1 comments
Understanding the AI Economy(blog.google)
65 points by swolpers | 83 comments
