top 20 hacker news stories for 2026-07-28

7.1 Earthquake in Japan

https://www.data.jma.go.jp/multi/quake/quake_detail.html?eventID=20260728163528&lang=en

2 months ago

818 upvotes – 234 comments

Stop Killing the Internet: No Digital ID and No Age Verification

https://citizens-initiative.europa.eu/initiatives/details/2026/000011_en

2 months ago

724 upvotes – 291 comments

New HIV vaccine shows unprecedented success in preclinical study

https://www.lji.org/news-events/news/post/new-hiv-vaccine-shows-unprecedented-success-in-preclinical-study/

2 months ago

660 upvotes – 297 comments

Substack writers, you need a website

https://elizabethtai.com/2026/06/10/substack-writers-you-need-a-website/

2 months ago

644 upvotes – 352 comments

Codex Security

https://github.com/openai/codex-security

2 months ago

★ 8.5k TypeScript Apache-2.01 change
597 upvotes – 229 comments

Kimi K3 Architecture Overview and Notes

https://sebastianraschka.com/blog/2026/kimi-k3-architecture-notes.html

2 months ago

506 upvotes – 111 comments

Anatomy of a Frontier Lab Agent Intrusion: A Timeline of the July 2026 Incident

https://huggingface.co/blog/agent-intrusion-technical-timeline

2 months ago

1 change
468 upvotes – 258 comments

Show HN: I was tired of opening 2 tabs for every HN link, so I made a userscript

https://github.com/twalichiewicz/HNewhere

2 months ago

★ 218 JavaScript MIT
433 upvotes – 126 comments

A $500 RL fine-tune of a 9B open model beat frontier models on catalog review

https://fermisense.com/when-machines-take-the-wheel/

2 months ago

342 upvotes – 128 comments

Delayed Gratification – Proud to Be 'Last to Breaking News'

https://www.slow-journalism.com/

2 months ago

336 upvotes – 211 comments

Improving Heuristics for A* Pathfinding

https://www.redblobgames.com/pathfinding/heuristics/differential.html

2 months ago

328 upvotes – 37 comments

Using an open model feels surprisingly good

https://matthewsaltz.com/blog/using-an-open-model-feels-surprisingly-good/

2 months ago

325 upvotes – 142 comments

Kimi Linear: An Expressive, Efficient Attention Architecture (2025)

https://arxiv.org/abs/2510.26692

2 months ago

1 change
306 upvotes – 133 comments

Half-Life ported to Mac OS 9

https://mac-classic.com/news/half-life-ported-to-mac-os-9/

2 months ago

303 upvotes – 161 comments

A walk through of the DeltaNet family of linear attention variants

https://blog.doubleword.ai/you-could-have-come-up-with-kimi-delta-attention

2 months ago

1 change
297 upvotes – 127 comments

Steel Bank Common Lisp version 2.6.7

https://sbcl.org/all-news.html?2.6.7

2 months ago

277 upvotes – 169 comments

Zig's Incremental Compilation Internals

https://mlugg.co.uk/posts/incremental-compilation-internals/

2 months ago

274 upvotes – 268 comments

Una GPS smart watch – Repairable, USB-C charging, developer-friendly

https://unawatch.com/

2 months ago

1 change
273 upvotes – 195 comments

Twenty-five years ago it was cryptography, today it's model weights

https://weeraman.com/because-we-can/

2 months ago

269 upvotes – 157 comments

I'm 38 and I Can't Support Myself Anymore

https://itsmevox.substack.com/p/im-38-and-i-cant-support-myself-anymore

2 months ago

265 upvotes – 489 comments
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