Riemann’s Manifold: The Idea That Reframed Mathematics’ View of Space
TL;DR In a mid-19th century lecture, Bernhard Riemann introduced the concept of a manifold — a space that looks Euclidean…
Therabody and Theragun promo codes and deals — save up to 30% now
TL;DR Therabody is offering a range of discounts this season, including email and text signup promo codes, outlet markdowns on…
Public Domain Day 2026: 1930 Works and 1925 Recordings Enter US Public Domain
TL;DR On January 1, 2026, thousands of U.S. copyrighted works published in 1930 will enter the public domain, and sound…
Hungryroot Promo Codes and Coupons: Save 30% on Your First Weekly Box
TL;DR Hungryroot is offering a first-week discount of up to 30% when you sign up for a weekly plan meeting…
Dialtone revives AOL 3.0 on modern hardware via a P3 protocol server
TL;DR Dialtone provides a reverse-engineered P3 protocol server that lets vintage AOL 3.0 clients connect without dial-up. Users can sign…
C -> Java isn’t the same as Java -> LLM: why source code remains central
TL;DR A blog post argues that large language models (LLMs) differ from past language-driven leaps because they don't replace source…
One-page printable yearly calendar that auto-fits any paper size
TL;DR A simple web page offers a calendar that prints an entire year's dates on a single sheet and scales…
Nvidia Deal Seen as Major Win for Groq Employees and Investors
TL;DR Axios reports that a deal involving Nvidia is characterized as a significant benefit for Groq employees and investors. The…
Viral Potential Predictor — free, local NLP title analyzer (Show HN)
TL;DR A web tool at hn-ph.vercel.app offers instant, no-signup analysis of launch titles. It runs in a "LOCAL NLP" mode,…