Square Theory(aaronson.org)
691 points by aaaronson | 128 comments
Adam Aaronson's blog post introducing "square theory," an idea about wordplay structures that emerged from the Crosscord crossword Discord community.
Hacker News on
Stories posted this day, by points. Rank history starts with the October 2026 rebuild.
Show HN: My LLM CLI tool can run tools now, from Python code or plugins(simonwillison.net)
494 points by simonw | 157 comments
Simon Willison's blog post announcing LLM 0.26, which adds tool support to his LLM CLI and Python library via Python functions and tool plugins.
How a hawk learned to use traffic signals to hunt more successfully(frontiersin.org)
437 points by layer8 | 125 comments
Frontiers news article about a hawk that learned to use traffic signals and the resulting queues of cars to hunt prey more successfully in an urban setting.
Show HN: Lazy Tetris(lazytetris.com)
373 points by admtal | 143 comments
Lazy Tetris is a browser-based Tetris variant with no timer, score, or gravity, letting players stack pieces and clear lines at their own pace.
Pyrefly vs. Ty: Comparing Python's two new Rust-based type checkers(blog.edward-li.com)
364 points by edwardjxli | 144 comments
A blog post comparing Pyrefly (Meta) and ty (Astral), two new Rust-based Python type checkers, against each other and tools like mypy and Pylance.
LumoSQL(lumosql.org)
246 points by smartmic | 85 comments
Calendars, Contacts and Files in Stalwart(stalw.art)
111 points by gpi | 19 comments
Mistral Agents API(mistral.ai)
107 points by pember | 18 comments
Smallest Possible Files(github.com)
69 points by yread | 37 comments
Car Physics for Games (2003)(asawicki.info)
67 points by ibobev | 12 comments
![Screenshot of youtube.com: Starship Flight 9 booster explodes on impact [video]](https://hn.urlbox.com/shots/renders/2025/5/28/14ecb183-6ec9-4acc-b413-91fec74b8eb5.jpg)
Mesa3D Drivers for Windows(github.com)
45 points by XzetaU8 | 9 comments
Using Logic in Writing(owl.purdue.edu)
43 points by benjacksondev | 13 comments
![Screenshot of rohansawhney.io: Grid-Free Approach to Partial Differential Equations on Volumetric Domains [pdf]](https://hn.urlbox.com/shots/renders/2025/5/30/a0de8356-54b3-480f-af2d-0534d15a937a.jpg)
Canon Law Ninja(canonlaw.ninja)
28 points by danielam | 7 comments
Grammars of Formal Uncertainty(arxiv.org)
19 points by barthelomew | 1 comments
