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Show HN: Rotation via Double Reflection

https://static.laszlokorte.de/rotor-reflect/
2•laszlokorte•21m ago
While studying Geometric Algebra I have built some interactive visualization to demonstrate how geometric transformations (rotation, scaling, translation) can be constructed by just composing reflections.

Accepting reflection as the most elementary geometric operation was an eye opening moment for me. I think some of you might enjoy the interactive visuals.

Sell the Truth

https://naval.substack.com/p/sell
1•tylerdane•35s ago•0 comments

Oasis: Giving Agents Situational Awareness

https://joinoasis.com
1•ns90001•36s ago•1 comments

Ask HN: How to Relicense an Old Project

1•gradschool•1m ago•0 comments

Popular Rust Crates Compromised in Build-Time Supply Chain Attack

https://socket.dev/blog/popular-rust-crates-compromised
1•dabinat•1m ago•0 comments

Musk fumbles the timetable for first Starship catch

https://www.theregister.com/offbeat/2026/08/21/musk-fumbles-the-timetable-for-first-starship-catc...
1•DemiGuru•2m ago•0 comments

LFM2.5-DSpark: Up to 3.2x Faster Inference from H100 to MacB

https://www.liquid.ai/blog/lfm2.5-dspark
2•Alephinitesimal•3m ago•0 comments

Every skill-evolution method authored unsafe skills across four agent harnesses

https://arxiv.org/abs/2608.12851
1•zwdommy•5m ago•0 comments

Technology Connections water heater is cooler than yours: Heat Pump Water Heater [video]

https://www.youtube.com/watch?v=F_7B2shTPPU
1•u1hcw9nx•5m ago•0 comments

Gemma

https://github.com/google-gemma/awesome-gemma
1•xnx•5m ago•0 comments

Linus Torvalds Endures a Debug Session from Hell, "Enormously Helped" by AI

https://www.phoronix.com/news/Linus-Torvalds-Debug-AI
1•theanonymousone•5m ago•0 comments

Rebuilding our Electron meeting-recording engine in Swift

https://circleback.ai/blog/how-we-rebuilt-our-electron-recording-engine-in-swift
3•arguiot•5m ago•0 comments

Tesla sunsets its Solar Roof tiles

https://www.theverge.com/tech/983167/tesla-solar-roof-tiles-discontinued
1•doener•6m ago•0 comments

Citadel unwound more than 80% of risk tied to Situational Awareness portfolio

https://www.cnbc.com/2026/08/21/citadel-situational-awareness-ken-griffin.html
1•kamaraju•7m ago•0 comments

When the Shortage Is the Strategy

https://nooneshappy.com/article/when-the-shortage-is-the-strategy/
1•speckx•8m ago•0 comments

Show HN: All your saved articles in one place

https://www.topicsapp.net
1•starlightttt•8m ago•0 comments

Galactic Compass 2: now with new augmented reality mode

https://interconnected.org/home/2026/08/21/galactic
1•bobbiechen•8m ago•0 comments

Man loses so much weight employer doesn't recognize him

https://wsvn.com/news/help-me-howard/man-loses-so-much-weight-employer-doesnt-recognize-him/
1•madihaa•9m ago•0 comments

Anacraft – Google Analytics, mined block by block

https://anacraft.dev/
1•mehfuzh•9m ago•1 comments

Civil Society Groups Ask Nottinghamshire Police to Halt Live Face Recognition

https://www.eff.org/deeplinks/2026/08/eff-and-civil-society-groups-call-nottinghamshire-police-ha...
3•hn_acker•11m ago•1 comments

Agent to Agent Communication in Wild

1•digitcatphd•13m ago•0 comments

WorldLoop – Procedural CAD for Roblox Studio

https://worldloop.io/app
2•DanieleCangi•13m ago•1 comments

The cube, the epicycles, and the human face

https://www.andreinc.net/2026/06/15/the-cube-the-epicycles-and-the-human-face/
1•nomemory•14m ago•0 comments

The Actual Epistemic Crisis

https://pluralistic.net/2026/08/20/epistemic-void/
1•hn_acker•15m ago•0 comments

IO Factory: Simulating AI-Enabled Influence Campaigns at Scale

https://arxiv.org/abs/2608.10920
1•lknik•16m ago•0 comments

'Right to race' laws aim to protect racetracks from noise complaints

https://www.pbs.org/newshour/show/right-to-race-laws-aim-to-protect-racetracks-from-noise-complaints
1•madihaa•17m ago•0 comments

Staggering 90% of biomedical papers now show signs of AI help

https://www.nature.com/articles/d41586-026-02551-z
1•frasermarlow•17m ago•1 comments

CBP Officers and Contractors Abused Government Databases to Stalk Their Exes

https://www.techdirt.com/2026/08/21/cbp-officers-and-contractors-abused-government-databases-to-s...
2•hn_acker•18m ago•0 comments

Show HN: Daileon

https://github.com/ricardoborges/Daileon
1•r2ob•18m ago•0 comments

Harvard to pay millions to families after donated body parts sold on black marke

https://www.ctvnews.ca/world/article/harvard-agrees-to-us53-million-settlement-over-body-parts-st...
2•madihaa•19m ago•0 comments

Ask HN: Should we stop "correcting" AI writing so it improves English for us?

1•amichail•19m ago•2 comments