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Why does the Rainbow have 7 colors?

https://glorify.com/learn/why-does-the-rainbow-have-seven-colors
2•airstrike•1h ago

Firefox Has Integrated Brave's Adblock Engine

https://itsfoss.com/news/firefox-ships-brave-adblock-engine/
1•nreece•4s ago•0 comments

Translinear Circuits as EML Natural Physical Substrate

https://zenodo.org/records/19749753
1•iranssantos•12s ago•1 comments

The Tail End (2015)

https://waitbutwhy.com/2015/12/the-tail-end.html
1•RyanShook•6m ago•0 comments

ZCAM: iOS camera app that cryptographically proves human authorship

https://zcam.succinct.xyz/
1•GZGavinZhao•6m ago•1 comments

Rippling exposed your SSN/banking to anyone who sent you an offer letter

https://infosec.exchange/@SecureOwl/116415101610028363
2•noiobeforebed•13m ago•0 comments

Useknockout – open-source background removal API, 40× cheaper than remove.bg

https://github.com/useknockout/api
2•tlorents•13m ago•0 comments

SF Giants sell piece of team to venture capital firm run by Joshua Kushner

https://www.sfgate.com/giants/article/sf-giants-joshua-kushner-22224927.php
1•iancmceachern•19m ago•0 comments

DevResolve – AI chat widget that answers technical questions from your docs

https://devresolve.ai
1•EthanWayne•20m ago•0 comments

Open source memory layer so any AI agent can do what Claude.ai and ChatGPT do

https://alash3al.github.io/stash?_v01
2•alash3al•22m ago•1 comments

Asking Qwen3.5-9B, running on 16GB VRAM, to exploit old Windows machines

https://thepatrickfisher.com/blog/computers/series-vibe-coding-sec-scan/00-vibe-coding-security-p...
1•sqeak•24m ago•1 comments

Llama 4: A Deep Dive into Liquid Transformers 2.0 and Sovereign AI

https://en.landingfymax.com.br/artificial-intelligence/llama-4-meta-open-source-sovereignty-2026
1•EvCarvalho•27m ago•0 comments

Show HN: Building a local FIX protocol triage agent on an RTX 3070

https://domgalati.substack.com/p/the-fix-triage-agent-building-a-local
1•dgalati•31m ago•0 comments

(Blender) Cosmology with Geometry Nodes

https://www.blender.org/user-stories/cosmology-with-geometry-nodes/
4•shankysingh•39m ago•0 comments

BMW is one step closer to selling you a color-changing car

https://www.theverge.com/tech/918216/bmw-ix3-flow-edition-concept-car-2026-beijing-auto-show-e-in...
2•dmitrygr•43m ago•0 comments

"Plain text has been around for decades and it's here to stay." – Unsung

https://unsung.aresluna.org/plain-text-has-been-around-for-decades-and-its-here-to-stay/
2•rbanffy•44m ago•0 comments

[Show HN] Free Baccarat

https://baccarat.free/
1•cbxyp•47m ago•1 comments

Apple IIc: A smaller, sleeker Apple II from 1984

https://dfarq.homeip.net/apple-iic/
2•rbanffy•48m ago•2 comments

Mypaintr: Plot R graphics like a human

https://hughjonesd.github.io/mypaintr/index.html
1•dash2•48m ago•0 comments

Replace IBM Quantum back end with /dev/urandom

https://github.com/yuvadm/quantumslop/blob/25ad2e76ae58baa96f6219742459407db9dd17f5/URANDOM_DEMO.md
2•pigeons•48m ago•1 comments

Avnac: Open-source local-first Canva alternative

https://avnac.design/
3•bundie•50m ago•0 comments

White House Memo on Adversarial Distillation of American AI Models [pdf]

https://whitehouse.gov/wp-content/uploads/2026/04/NSTM-4.pdf
2•lebovic•54m ago•1 comments

Fast-AI-detector: a fast local CLI for detecting AI-generated text

https://github.com/Ejhfast/fast-ai-detector
1•unignorant•57m ago•0 comments

Google Cloud CEO: Anthropic, TPUs, Mythos, Nvidia and More [video]

https://www.youtube.com/watch?v=bNdiBwXbLNw
2•rdudekul•59m ago•0 comments

Cactus, a work-stealing parallel recursion runtime for C

https://github.com/xtellect/cactus
1•enduku•1h ago•0 comments

These Volcanoes Are Undead

https://nautil.us/when-extinct-volcanoes-reawaken-1280213
1•kristenfrench•1h ago•1 comments

Sam Altman Wants to Know Whether You're Human

https://www.theatlantic.com/newsletters/2026/04/sam-altman-bots-world-id/686950/
1•JumpCrisscross•1h ago•0 comments

Honda CEO says 'we have no chance' against Chinese automakers

https://finance.yahoo.com/sectors/energy/articles/honda-ceo-says-no-chance-020000235.html
2•thelastgallon•1h ago•0 comments

Why Congress may spend $1B on Great Salt Lake

https://www.npr.org/2026/04/24/nx-s1-5746844/why-trump-wants-to-spend-1-billion-on-great-salt-lake
1•kianN•1h ago•1 comments

Is Italy the new tax haven for the global rich?

https://www.bbc.com/worklife/article/20260421-is-italy-the-new-tax-haven-for-the-global-rich
2•andsoitis•1h ago•0 comments

Jeff Bezos is raising his game in space

https://www.economist.com/business/2026/04/23/jeff-bezos-is-raising-his-game-in-space
1•andsoitis•1h ago•0 comments