top 10 hacker news stories for today

$96 3D-printed rocket that recalculates its mid-air trajectory using a $5 sensor

https://github.com/novatic14/MANPADS-System-Launcher-and-Rocket

12 hours ago

352 upvotes – 329 comments

The Appalling Stupidity of Spotify's AI DJ

https://www.charlespetzold.com/blog/2026/02/The-Appalling-Stupidity-of-Spotifys-AI-DJ.html

14 hours ago

345 upvotes – 284 comments

How Kernel Anti-Cheats Work: A Deep Dive into Modern Game Protection

https://s4dbrd.github.io/posts/how-kernel-anti-cheats-work/

22 hours ago

335 upvotes – 283 comments

Rack-Mount Hydroponics

https://sa.lj.am/rack-mount-hydroponics/

18 hours ago

328 upvotes – 93 comments

A Visual Introduction to Machine Learning

https://r2d3.us/visual-intro-to-machine-learning-part-1/

11 hours ago

293 upvotes – 27 comments

Office.eu launches as Europe's sovereign office platform

https://office.eu/media/pressrelease-20260304

4 hours ago

225 upvotes – 120 comments

A Theory of the World as run by large adult children

https://tomclancy.info/harold-and-george.html

9 hours ago

221 upvotes – 253 comments

100 hour gap between a vibecoded prototype and a working product

https://kanfa.macbudkowski.com/vibecoding-cryptosaurus

10 hours ago

216 upvotes – 289 comments

Let your Coding Agent debug the browser session with Chrome DevTools MCP

https://developer.chrome.com/blog/chrome-devtools-mcp-debug-your-browser-session

3 hours ago

208 upvotes – 78 comments

A most elegant TCP hole punching algorithm

https://robertsdotpm.github.io/cryptography/tcp_hole_punching.html

18 hours ago

202 upvotes – 84 comments
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