top 20 hacker news stories for today

OpenAI Says It Will Not Release Newest A.I. Model Over Safety Concerns

https://www.nytimes.com/2026/09/28/technology/openai-astra-safety.html

1 hour ago

28 upvotes – 26 comments

I thought I was building a C replacement. I was wrong

https://c3-lang.org/blog/i_thought_i_was_building_a_c_replacement/

1 hour ago

11 upvotes – 0 comments

1996 chat room simulator connected to Win95 and System 7 web desktops

https://lolchat.rip/

1 hour ago

11 upvotes – 5 comments

Its not just the f*cking sandbox

https://twitter.com/joedaroo/status/2104335929293127851

1 hour ago

9 upvotes – 1 comments

Prenatal exposure to the plasticizer DEHP increases autism and ADHD

https://linkinghub.elsevier.com/retrieve/pii/S2666634026002941

1 hour ago

7 upvotes – 2 comments

OpenAI scraps release of Astra 6.1 model over safety issues

https://www.washingtonpost.com/technology/2026/09/28/chatgpt-maker-openai-scraps-release-astra-61-model-over-safety/

1 hour ago

6 upvotes – 0 comments

AMD Acquires Fei-Fei Li's World Labs for $8.2B

https://www.bloomberg.com/news/videos/2026-09-28/amd-acquires-fei-fei-li-s-world-labs-for-8-2-billion-video

1 hour ago

5 upvotes – 0 comments

Owed a billion dollars in Nvidia stock

https://colo.to/nvidia-stock-narrative.html

23 hours ago

1057 upvotes – 447 comments

Sonnet 5.5

https://www.anthropic.com/claude-sonnet-5-5

7 hours ago

1 change
572 upvotes – 396 comments

Windows 11½

https://definitelynotwindows.com/

7 hours ago

1 change
428 upvotes – 132 comments

AI companies in race to demonstrate their model most threatening to humanity

https://thecivilian.co.nz/2026/09/27/ai-companies-in-fierce-arms-race-to-demonstrate-their-model-is-the-most-existentially-threatening-to-humanity/

17 hours ago

426 upvotes – 384 comments

Pirating the Pirates

https://mubi.com/en/notebook/posts/pirating-the-pirates

9 hours ago

411 upvotes – 216 comments

Coding is not solved

https://blog.alexewerlof.com/p/coding-is-not-solved

11 hours ago

2 changes
405 upvotes – 427 comments

The problem is not AI code, but not knowing about system architecture or intent

https://www.ssp.sh/brain/the-problem-is-not-the-ai-code-but-nobody-knows-anything-anymore/

9 hours ago

1 change
347 upvotes – 224 comments

MongoDB CEO resigns to join Meta

https://www.reuters.com/technology/mongodb-ceo-desai-steps-down-lead-metas-enterprise-platform-2026-09-28/

10 hours ago

1 change
326 upvotes – 270 comments

Parley: Federated, decentralised chat that speaks plain IRC

https://git.mills.io/prologic/parley

15 hours ago

300 upvotes – 167 comments

SpaceX's Starship launching to orbit for first time ever today

https://www.space.com/space-exploration/launches-spacecraft/spacexs-starship-megarocket-launching-to-orbit-for-1st-time-ever-on-sept-28-watch-it-live

16 hours ago

292 upvotes – 327 comments

It's Time to Investigate the AI Labs

https://calnewport.com/its-time-to-investigate-the-ai-labs/

5 hours ago

279 upvotes – 104 comments

Kids turned low-traffic NPR Spotify comments into a secret group chat

https://www.thisamericanlife.org/897/transcript

10 hours ago

278 upvotes – 175 comments

Jeff – Jev-compatible 0.8B decision models, trained at home, ~30 ms

https://github.com/firelex/jeff

5 hours ago

★ 305 Python MIT
257 upvotes – 105 comments
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