2026-07-21 front | Hacker News

Stories from July 21, 2026

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1.		OpenAI and Hugging Face address security incident during model evaluation (openai.com)
		1632 points by mfiguiere 13 days ago \| 1158 comments
2.		Who's afraid of Chinese models? (stratechery.com)
		995 points by mfiguiere 14 days ago \| 910 comments
3.		Gemini 3.6 Flash, 3.5 Flash-Lite, and 3.5 Flash Cyber (blog.google)
		760 points by logickkk1 13 days ago \| 577 comments
4.		Kimi K3 Is Competitive with Fable; Kimi K3 and Fable Is SoTA (fireworks.ai)
		877 points by piotrgrabowski 13 days ago \| 451 comments
5.		Advertise in ChatGPT (ads.openai.com)
		1096 points by montecarl 13 days ago \| 842 comments
6.		'VPNs are lawful technical tools,' says EU Court in landmark copyright ruling (techradar.com)
		717 points by healsdata 13 days ago \| 143 comments
7.		FreeInk: Open ecosystem for e-readers (freeink.org)
		726 points by FriedPickles 13 days ago \| 169 comments
8.		Apple defeats liability for not scanning iCloud for CSAM (ericgoldman.org)
		456 points by speckx 13 days ago \| 565 comments
9.		Human mathematicians are being outcounterexampled (xenaproject.wordpress.com)
		501 points by artninja1988 14 days ago \| 256 comments
10.		Long presumed dead, a thriving coral reef is discovered in West Africa (yale.edu)
		392 points by speckx 13 days ago \| 94 comments
11.		Jack Dorsey launches Buzz to combine team chat, AI agents and Git hosting (runtimewire.com)
		378 points by ryanmerket 13 days ago \| 339 comments
12.		Qwen-Image-3.0: Rich Content, Authentic Details, Deep Knowledge (qwen.ai)
		571 points by ilreb 13 days ago \| 218 comments
13.		My USB Drive Has a Hidden Encrypted Vault (rootkitlabs.com)
		289 points by machinehum 15 days ago \| 165 comments
14.		Map of the world's great castles and fortresses (thecastlemap.com)
		318 points by marklit 13 days ago \| 194 comments
15.		Laguna S 2.1 (poolside.ai)
		416 points by rexledesma 13 days ago \| 89 comments
16.		Show HN: Immersive Gaussian Splat tour of grace cathedral, San Francisco (vincentwoo.com)
		263 points by akanet 14 days ago \| 60 comments
17.		A digestion of the Jacobian conjecture counterexample (terrytao.wordpress.com)
		336 points by jeremyscanvic 13 days ago \| 138 comments
18.		I wrote an bash enumerator because I was sick of xargs (numerlab.org)
		206 points by wallach-game 14 days ago \| 191 comments
19.		"Drawing" the Mona Lisa with GPT-5.6, Claude, Gemini, and Grok (tryai.dev)
		249 points by hershyb_ 13 days ago \| 104 comments
20.		Incremental – A library for incremental computations (github.com/janestreet)
		347 points by handfuloflight 14 days ago \| 69 comments
21.		PCjs Machines (pcjs.org)
		215 points by naves 13 days ago \| 30 comments
22.		Flock Credibility Lost as It Repeatedly Lies to City Councils, Police, & Public (aclu.org)
		470 points by StatsAreFun 14 days ago \| 170 comments
23.		The Psychology of Software Teams (routledge.com)
		180 points by dcre 19 days ago \| 56 comments
24.		Show HN: Justif – Knuth-Plass justification and microtypography for the web (lyall.co)
		198 points by lyall 17 days ago \| 40 comments
25.		Jellyfin founder Andrew leaves team (jellyfin.org)
		370 points by swat535 14 days ago \| 339 comments
26.		Running Doom on Our Custom CPU and Going Viral (armaangomes.com)
		132 points by arghunter 14 days ago \| 37 comments
27.		My two year old taught me constraint solving (thecomputersciencebook.com)
		115 points by bambataa 24 days ago \| 37 comments
28.		The Birth of Prolog (1996) (acm.org)
		122 points by Jtsummers 17 days ago \| 19 comments
29.		Roblox Officially Supports GrapheneOS (roblox.com)
		266 points by Cider9986 13 days ago \| 106 comments
30.		Apple Private Cloud Compute SoC 3 audit reports (support.apple.com)
		139 points by throwfaraway4 13 days ago \| 59 comments
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