CasNum

CasNum (Compass and straightedge Number) is a library that implements arbitrary precision arithmetic using compass and straightedge constructions. Arbitrary precision arithmetic, now with 100% more Euclid. Featuring a functional modified Game Boy emulator where every ALU opcode is implemented entirely through geometric constructions. Introduction To Compass And Straightedge Constructions Possible Uses Integration inside a Gameboy […]
Show HN: Custom Git-receive-pack implementation

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Autoresearch: Agents researching on single-GPU nanochat training automatically

One day, frontier AI research used to be done by meat computers in between eating, sleeping, having other fun, and synchronizing once in a while using sound wave interconnect in the ritual of ”group meeting”. That era is long gone. Research is now entirely the domain of autonomous swarms of AI agents running across compute […]
War Prediction Markets Are a National-Security Threat

Ayatollah Ali Khamenei was not, it’s safe to assume, a devoted Polymarket user. If he had been, the Iranian leader might still be alive. Hours before Khamenei’s compound in Tehran was reduced to rubble last week, an account under the username “magamyman” bet about $20,000 that the supreme leader would no longer be in power […]
We’re Training Students to Write Worse to Prove They’re Not Robots

from the can-someone-ask-an-ai-about-incentives dept About a year and a half ago, I wrote about my kid’s experience with an AI checker tool that was pre-installed on a school-issued Chromebook. The assignment had been to write an essay about Kurt Vonnegut’s Harrison Bergeron—a story about a dystopian society that enforces “equality” by handicapping anyone who excels—and […]
Show HN: Prompt Armour – Real-time PII detection for AI chatbots, 100% local
The suspect, John Doe, attempted to send data [email protected] primary contact number is 555-019-2834 and his backup is 987.654.3210.He used a Visa card ending in 4111-1111-1111-1111 to purchase the assets.His social security number 123-45-6789 was found in the logs. To bypass filters, the suspect wrote his email as:super_hacker [at] gmail [dot] comHe also tried to […]
SigNoz (YC W21, open source Datadog) Is Hiring across roles

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Show HN: Argus – VSCode debugger for Claude Code sessions

🔮 Named after the all-seeing giant of Greek mythology — Argus watches over your Claude Code sessions, detecting inefficiencies, tracking costs, and optimizing your AI development experience. 🎯 What is Argus? Argus is a powerful VS Code extension that provides deep insights into Claude Code sessions, helping developers optimize their AI-assisted workflows through intelligent analysis […]
The Millisecond That Could Change Cancer Treatment

Inside a cavernous hall at the Swiss-French border, the air hums with high voltage and possibility. From his perch on the wraparound observation deck, physicist Walter Wuensch surveys a multimillion-dollar array of accelerating cavities, klystrons, modulators, and pulse compressors—hardware being readied to drive a new generation of linear particle accelerators. Wuensch has spent decades working […]
Show HN: ANSI-Saver – A macOS Screensaver

A macOS screensaver that brings back the art of the BBS era. Remember dialing into BBSes at 14.4k, watching ANSI art fill your terminal line by line? The vibrant CP437 characters, the neon color palettes, the logos crafted pixel-by-pixel by scene artists — that whole world lives on at 16colo.rs, the largest ANSI/ASCII art archive […]