I asked Claude build a physically accurate O'Neill cylinder you can walk around

A physically based, WebGPU-accelerated simulation of an O'Neill cylinder space habitat.

How effective altruism conquered the world (and might yet end it)

Results from the ASIC puzzle

A map of every lighthouse

Every charted navigational light on the planet on a night globe you can turn: each one flashing or sweeping at the rhythm printed on the chart. Zoom to a coast, hover a light for its name.

Show HN: Build with Python – a beginner course where your code draws

Your first Python programs make pictures on a canvas. Learn calls, values, variables, and a loop before adding one click handler.

A Minsky machine in ncurses terminfo

Page Table Memory Consumption

'Neanderthals Among Us' review

Neanderthals Among Us: The Making of a Prehistoric Human by Peter Sahlins charts the ascent of an idea from prehistory to popular culture.

Show HN: Glashütte Trash Clock – A 30-minute pendulum clock made from trash

Why don't more developers “use the platform”?

For years, advocates for web standards, performance, and accessibility have implored web developers to “use the platform”. I’ve often been one of those…

Automating my 35mm film scanning pipeline

A story about replacing a creative workflow and focusing on another.

Incentives in Academic Research

Improper redaction reveals Google Data Center water and electricity usage

Nebraska data centers are required to turn in an annual report to Nebraska’s Department of Water, Energy, and Environment, but some state statutes are preventing the public from seeing just how much electricity and water data centers are using. ,Nebraska data centers are required to turn in an annual report to Nebraska’s Department of Water, Energy, and Environment, but some state statutes are preventing the public from seeing just how much electricity and water data centers are using.

Declaring a bird extinct: The median wait is 36 years after the last sighting

Thirteen birds on this site have both a documented last record and a formal extinction declaration. The median gap is 36 years, the longest 124. Four more have never been declared at all.

Remove and Disable Apple Macos27 AI Models Tool

Turn off Apple Intelligence on macOS 27 and get its disk space back. One command, fully reversible. - omlahore/RemoveMacAI

Show HN: AI search for every photo and every frame of video on macOS

Deep AI search for every photo and every frame of video in any folder on macOS - allenv0/SCM

Run Qwen 3.8 Flash Next (125B) on consumer hardware (RTX 4090) at 100T/s

Qwen3.8-Flash-Next on any consumer hardware: one-click install for Windows / Linux. Strata inference engine, OpenAI/Anthropic API on localhost, optional image input. - Niko1221/Strata

How to scale intent, quality, and artistry with AI [video]

Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

Homa: The End of TCP for AI Clusters [video]

Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.