fp.

NIST scientists create 'any wavelength' lasers

https://www.nist.gov/news-events/news/2026/04/any-color-you-nist-scientists-create-any-wavelength...

90•rbanffy•2h ago•43 comments

Anonymous request-token comparisons from Opus 4.6 and Opus 4.7

https://tokens.billchambers.me/leaderboard

389•anabranch•7h ago•410 comments

The electromechanical angle computer inside the B-52 bomber's star tracker

https://www.righto.com/2026/04/B-52-star-tracker-angle-computer.html

238•NelsonMinar•7h ago•71 comments

Thoughts and feelings around Claude Design

https://samhenri.gold/blog/20260418-claude-design/

186•cdrnsf•4h ago•126 comments

Dad brains: How fatherhood rewires the male mind

https://www.bbc.com/future/article/20260417-fatherhood-how-the-male-brain-and-body-prepare-for-ch...

20•tchalla•1h ago•5 comments

Optimizing Ruby Path Methods

https://byroot.github.io/ruby/performance/2026/04/18/faster-paths.html

32•weaksauce•3h ago•14 comments

Modern Common Lisp with FSet

https://fset.common-lisp.dev/Modern-CL/Top_html/index.html

54•larve•3d ago•4 comments

Migrating from DigitalOcean to Hetzner

https://isayeter.com/posts/digitalocean-to-hetzner-migration/

656•yusufusta•10h ago•337 comments

State of Kdenlive

https://kdenlive.org/news/2026/state-2026/

324•f_r_d•12h ago•107 comments

Traders placed over $1B in perfectly timed bets on the Iran war

https://www.theguardian.com/world/2026/apr/18/iran-war-bets-ethics-concerns

213•trocado•5h ago•142 comments

Michael Rabin has died

https://en.wikipedia.org/wiki/Michael_O._Rabin

378•tkhattra•3d ago•78 comments

Show HN: MDV – a Markdown superset for docs, dashboards, and slides with data

https://github.com/drasimwagan/mdv

83•drasim•8h ago•30 comments

Floating Point Fun on Cortex-M Processors

https://danielmangum.com/posts/floating-point-cortex-m/

30•hasheddan•1d ago•1 comments

Sumida Aquarium Posts 2026 Penguin Relationship Chart, with Drama and Breakups

https://www.sumida-aquarium.com/special/sokanzu/en/2026/

153•Lwrless•3d ago•5 comments

PgQue: Zero-Bloat Postgres Queue

https://github.com/NikolayS/pgque

68•gmcabrita•6h ago•6 comments

Scientists discover "cleaner ants" that groom giant ants in Arizona desert

https://www.sciencedaily.com/releases/2026/04/260414075641.htm

66•t-3•3d ago•26 comments

80386 Memory Pipeline

https://nand2mario.github.io/posts/2026/80386_memory_pipeline/

80•wicket•4d ago•11 comments

UpCodes (YC S17) is hiring SDRs to help make construction more productive

https://up.codes/careers?utm_source=HN

1•Old_Thrashbarg•6h ago

College instructor turns to typewriters to curb AI-written work

https://sentinelcolorado.com/uncategorized/a-college-instructor-turns-to-typewriters-to-curb-ai-w...

87•gnabgib•4h ago•84 comments

Show HN: SmallDocs - Markdown without the frustrations

41•FailMore•3d ago•22 comments

Show HN: AI Subroutines – Run automation scripts inside your browser tab

https://www.rtrvr.ai/blog/ai-subroutines-zero-token-deterministic-automation

27•arjunchint•1d ago•3 comments

Understanding the FFT Algorithm (2013)

https://jakevdp.github.io/blog/2013/08/28/understanding-the-fft/

48•peter_d_sherman•3d ago•6 comments

Show HN: Remoroo. trying to fix memory in long-running coding agents

https://www.remoroo.com

22•adhamghazali•4d ago•4 comments

Graphs that explain the state of AI in 2026

https://spectrum.ieee.org/state-of-ai-index-2026

66•bryanrasmussen•6h ago•44 comments

Amiga Graphics Archive

https://amiga.lychesis.net/

226•sph•17h ago•69 comments

4-bit floating point FP4

https://www.johndcook.com/blog/2026/04/17/fp4/

35•chmaynard•6h ago•20 comments

A story about how I dug into the PostgreSQL sources to write my own WAL receiver

https://medium.com/@mailbox.sq7/a-long-story-about-how-i-dug-into-the-postgresql-source-code-to-w...

3•alzhi7•19h ago•0 comments

Fuzix OS

https://www.fuzix.org/

71•DeathArrow•8h ago•25 comments

Category Theory Illustrated – Orders

https://abuseofnotation.github.io/category-theory-illustrated/04_order/

219•boris_m•17h ago•58 comments

It's OK to compare floating-points for equality

https://lisyarus.github.io/blog/posts/its-ok-to-compare-floating-points-for-equality.html

173•coinfused•4d ago•115 comments