30 minutes with a stranger(pudding.cool)
975 points by MaxLeiter | 355 comments
An interactive visual essay by Alvin Chang on The Pudding about what happens during 30-minute conversations between strangers.
Hacker News on
Stories posted this day, by points. Rank history starts with the October 2026 rebuild.
Stripe Launches L1 Blockchain: Tempo(tempo.xyz)
760 points by _nvs | 961 comments
Landing page for Tempo, a layer 1 blockchain for payments and stablecoins incubated by Stripe and Paradigm, with a request-access button.
Almost anything you give sustained attention to will begin to loop on itself(henrikkarlsson.xyz)
707 points by jger15 | 194 comments
An essay by Henrik Karlsson on Escaping Flatland arguing that sustained attention to almost anything makes it loop on itself and bloom into richness.
LLM Visualization(bbycroft.net)
568 points by gmays | 39 comments
An interactive 3D visualization and walkthrough of how a GPT large language model works, starting with a tiny nano-gpt model that sorts letters.
Fil's Unbelievable Garbage Collector(fil-c.org)
556 points by pizlonator | 255 comments
Documentation page describing FUGC, Fil-C's parallel concurrent on-the-fly non-moving Dijkstra garbage collector for memory-safe C/C++.
Wikipedia survives while the rest of the internet breaks(theverge.com)
534 points by leotravis10 | 396 comments
A Verge feature on how Wikipedia has endured attacks and remained resilient through its neutrality policies and history, with Jimmy Wales.
Atlassian is acquiring The Browser Company(cnbc.com)
475 points by kevinyew | 458 comments
News coverage of Atlassian's deal to acquire The Browser Company, maker of the Arc and Dia web browsers.
WiFi signals can measure heart rate(news.ucsc.edu)
431 points by bookofjoe | 237 comments
UC Santa Cruz news article on Pulse-Fi, a technique using WiFi signals from low-cost devices to measure heart rate without wearables.
What Is the Fourier Transform?(quantamagazine.org)
406 points by rbanffy | 179 comments
Quanta Magazine explainer on the Fourier transform, its origins with Joseph Fourier in revolutionary France, and how it decomposes functions into component parts.
Le Chat: Custom MCP Connectors, Memories(mistral.ai)
370 points by Anon84 | 150 comments
Mistral AI product announcement that Le Chat now supports custom MCP connectors to 20+ enterprise platforms and a Memories feature.
io_uring is faster than mmap(bitflux.ai)
266 points by ghuntley | 120 comments
Étoilé – desktop built on GNUStep(etoileos.com)
220 points by pabs3 | 90 comments
Age Simulation Suit(age-simulation-suit.com)
196 points by throwup238 | 153 comments
SQLite's File Format(sqlite.org)
188 points by whatisabcdefgh | 77 comments
![Screenshot of kcsrk.info: Evolving the OCaml Programming Language (2025) [pdf]](https://hn.urlbox.com/shots/renders/2025/9/5/d303de0c-7d27-4f3d-a12d-7b455e95cb9a.jpg)
Cache(developer.mozilla.org)
123 points by aanthonymax | 24 comments
![Screenshot of youtube.com: We Found the Hidden Cost of Data Centers. It's in Your Electric Bill [video]](https://hn.urlbox.com/shots/renders/2025/9/4/19fbdfe3-41bf-4392-9fc9-a937de3e7239.jpg)
Kruci: Post-mortem of a UI library(pwy.io)
61 points by Patryk27 | 13 comments
Unix Conspiracy (1991)(catb.org)
60 points by gjsman-1000 | 45 comments
Hledger 1.50(github.com)
56 points by olexsmir | 19 comments
Farewell to Meshnet(nordvpn.com)
56 points by eustoria | 23 comments
Look Out for Bugs(matklad.github.io)
55 points by todsacerdoti | 34 comments
