The best Hacker News stories from All from the past day

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GitHub is investigating unauthorized access to their internal repositories

<a href="https://xcancel.com/github/status/2056884788179726685" rel="nofollow">https://xcancel.com/github/status/2056884788179726685</a>

Minnesota becomes first state to ban prediction markets

Everything in C is undefined behavior

Tennessee man jailed 37 days for Trump meme wins settlement after lawsuit

An OpenAI model has disproved a central conjecture in discrete geometry

An OpenAI model has disproved a central conjecture in discrete geometry

Meta blocks human rights accounts from reaching audiences in Saudi Arabia, UAE

Goodbye Visa and Mastercard: 130M Europeans switching to sovereign payment

Show HN: Gaussian Splat of a Strawberry

The Setup:<p><a href="https://i.imgur.com/o0hgybh.jpeg" rel="nofollow">https://i.imgur.com/o0hgybh.jpeg</a><p><a href="https://i.imgur.com/mcNiomp.jpeg" rel="nofollow">https://i.imgur.com/mcNiomp.jpeg</a><p><a href="https://i.imgur.com/vIjw6pc.jpeg" rel="nofollow">https://i.imgur.com/vIjw6pc.jpeg</a><p><a href="https://i.imgur.com/nzOwmSC.jpeg" rel="nofollow">https://i.imgur.com/nzOwmSC.jpeg</a>

I’ve built a virtual museum with nearly every operating system you can think of

Apple unveils new accessibility features

Google changes its search box

<a href="https://www.nytimes.com/2026/05/19/business/google-seach-bar-ai-gemini.html?unlocked_article_code=1.jlA.95yh.ptfBUHf-rBtB&smid=url-share" rel="nofollow">https://www.nytimes.com/2026/05/19/business/google-seach-bar...</a>, <a href="https://archive.ph/XI1sQ" rel="nofollow">https://archive.ph/XI1sQ</a><p><a href="https://techcrunch.com/2026/05/19/google-search-as-you-know-it-is-over/" rel="nofollow">https://techcrunch.com/2026/05/19/google-search-as-you-know-...</a><p><a href="https://www.theverge.com/tech/932970/google-search-ai-update-io-2026" rel="nofollow">https://www.theverge.com/tech/932970/google-search-ai-update...</a>

Google changes its search box

<a href="https://www.nytimes.com/2026/05/19/business/google-seach-bar-ai-gemini.html?unlocked_article_code=1.jlA.95yh.ptfBUHf-rBtB&smid=url-share" rel="nofollow">https://www.nytimes.com/2026/05/19/business/google-seach-bar...</a>, <a href="https://archive.ph/XI1sQ" rel="nofollow">https://archive.ph/XI1sQ</a><p><a href="https://techcrunch.com/2026/05/19/google-search-as-you-know-it-is-over/" rel="nofollow">https://techcrunch.com/2026/05/19/google-search-as-you-know-...</a><p><a href="https://www.theverge.com/tech/932970/google-search-ai-update-io-2026" rel="nofollow">https://www.theverge.com/tech/932970/google-search-ai-update...</a>

Gemini 3.5 Flash

<a href="https://ai.google.dev/gemini-api/docs/models/gemini-3.5-flash" rel="nofollow">https://ai.google.dev/gemini-api/docs/models/gemini-3.5-flas...</a>

Gemini 3.5 Flash

<a href="https://ai.google.dev/gemini-api/docs/models/gemini-3.5-flash" rel="nofollow">https://ai.google.dev/gemini-api/docs/models/gemini-3.5-flas...</a>

The last six months in LLMs in five minutes

I’ve joined Anthropic

<a href="https://xcancel.com/karpathy/status/2056753169888334312" rel="nofollow">https://xcancel.com/karpathy/status/2056753169888334312</a><p><a href="https://www.axios.com/2026/05/19/anthropic-openai-karpathy-andrej-claude" rel="nofollow">https://www.axios.com/2026/05/19/anthropic-openai-karpathy-a...</a>, <a href="https://archive.ph/h6T3X" rel="nofollow">https://archive.ph/h6T3X</a>

GenCAD

We stopped AI bot spam in our GitHub repo using Git's –author flag

Anthropic acquires Stainless