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The Oxygen Apocalpyse: how bacteria used a spin diode to wipe out ancient life

https://keiran-rowell.github.io/oxygen/2026-04-02-the-oxygen-apocalypse/
3•KR_compchem•5h ago

Comments

DivingForGold•1h ago
Really enjoyed your post, Keiran
KR_compchem•18m ago
Thank you! I got the idea after thinking on the vast quantities of triplet O2 in the atmosphere and just kept following - HOW? Where did it come from?

Then when I learnt the biogeological consequences I want to try writing it up as a planetary horror story

Show HN: Simple Local Meme Generator

https://github.com/KyleTryon/Gemini-Meme-Generator
1•TechSquidTV•4m ago•0 comments

Nppexec

https://github.com/d0vgan/nppexec
1•downboots•5m ago•0 comments

Computer for Taxes

https://www.perplexity.ai/hub/blog/introducing-computer-for-taxes
1•wslh•5m ago•0 comments

Conductor – Durable Execution Engine

https://conductor-oss.github.io/conductor/index.html
1•opiniateddev•6m ago•0 comments

Notes for US Performers in Montreal

https://evanp.me/2026/04/04/notes-for-us-performers-in-montreal/
1•decimalenough•7m ago•0 comments

Meta-Harness: End-to-End Optimization of Model Harnesses

https://arxiv.org/abs/2603.28052
1•kstonekuan•12m ago•0 comments

Karpathy's knowledge base matches our Grep-is-All-You-Need paper

https://www.localkin.dev/papers/grep-is-all-you-need
2•localkin•17m ago•0 comments

We Made Technology Easy to Use. That Was a Mistake

https://slate.com/technology/2026/04/usability-complexity-apple-iphone-facebook-donald-norman.html
1•kawera•19m ago•0 comments

The Awake "Sleep" Loop: Why Attention Lapses Occur in ADHD

https://neurosciencenews.com/adhd-attention-sleep-activity-30324/
2•ivewonyoung•19m ago•0 comments

Show HN: Signals – finding the most informative agent traces without LLM judges

https://arxiv.org/abs/2604.00356
1•sparacha•19m ago•0 comments

I built a $19.99 flat-fee EU261 flight compensation letter generator

https://www.sovereign-suite.com/
1•oneprofiledev•22m ago•0 comments

The Crazy Nastyass Honey Badger (2011)

https://www.youtube.com/watch?v=4r7wHMg5Yjg
1•kaycebasques•25m ago•0 comments

Beat Cancer Off

https://beatcanceroff.com/
1•cebert•26m ago•0 comments

ArXiv will establish itself as an independent nonprofit organization

https://tech.cornell.edu/arxiv/
1•mef51•35m ago•1 comments

IntelliJ IDEA's New Kotlin Coroutine Inspections

https://blog.jetbrains.com/idea/2026/03/intellij-idea-s-new-kotlin-coroutine-inspections-explained/
1•TheWiggles•37m ago•0 comments

Writing Lisp Is AI Resistant and I'm Sad

https://blog.djhaskin.com/blog/writing-lisp-is-ai-resistant-and-im-sad/
2•djha-skin•45m ago•1 comments

Budget cuts for US science proposed again by Trump administration

https://www.nature.com/articles/d41586-026-01105-7
4•bhouston•49m ago•0 comments

Introduction to Computer Music [pdf]

https://composerprogrammer.com/introductiontocomputermusic.pdf
24•luu•52m ago•2 comments

IC3PEAK – Marching [video]

https://www.youtube.com/watch?v=xqohApD6Ng8
1•consumer451•56m ago•0 comments

Inferena – benchmarking inference of popular models on consumer hardware

http://inferena.tech/
1•kvark•58m ago•0 comments

Plant Pots, Symbiosis and Ecology

https://bryananthonio.com/blog/shift-from-ml-to-ai-engineering/
1•skyberrys•58m ago•0 comments

Show HN: A LinuxCNC gRPC Server with Clients in Rust, Go, Python, Node

https://github.com/dougcalobrisi/linuxcnc-grpc
1•dougcalobrisi•1h ago•0 comments

The Importance of Accurate Color Values (2019)

https://www.outdoorpainter.com/accurate-color-values/
2•susam•1h ago•0 comments

Show HN: Dobby Layer – Tool to uncover hidden costs in crypto trades and fix it

https://dobbylayer.com/analyze
2•ghosh_avantika•1h ago•0 comments

Demonstrating Real Time AV2 Decoding on Consumer Laptops

http://aomedia.org/blog%20posts/Demonstrating-Real-Time-AV2-Decoding-on-Consumer-Laptops/
2•breve•1h ago•0 comments

Show HN: Lagsim – Simulate real network conditions (3G, WiFi, Starlink)

https://github.com/rs/lagsim
2•poitrus•1h ago•0 comments

Families Can Now Eat Some Fish from Hudson River for First Time in 50 Years

https://www.health.ny.gov/press/releases/2026/2026-04-01_advice_for_eating_fish.htm
3•geox•1h ago•0 comments

You gave a perfect demo – they still said no

https://www.21-lessons.com/you-gave-a-perfect-demo-they-still-said-no/
2•neinasaservice•1h ago•0 comments

A broken auto-live poller, and what perceived urgency does to Claude Code

https://christophermeiklejohn.com/ai/zabriskie/reliability/2026/04/03/the-feature-that-has-never-...
3•vinhnx•1h ago•0 comments

SpaceX Pushes Back Crucial Starship Test Launch

https://www.wsj.com/business/spacex-pushes-back-crucial-starship-test-launch-e1fb91f5
5•bookmtn•1h ago•0 comments