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'Acceleration without fuel:' superconducting thruster in first orbital test

https://www.space.com/technology/acceleration-without-fuel-revolutionary-superconducting-thruster-harnesses-earths-magnetic-field-in-1st-orbital-test
1•breve•1h ago

Comments

cheaprentalyeti•1h ago
This is a detorquer, or maybe a torquer, not a thruster in the strict sense. It changes the attitude of the spacecraft by interacting with the earth's magnetic field. It doesn't _move_ it.

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1•kalwrepo•49s ago•0 comments

Xsight labs - anyone talking about these guys?

https://xsightlabs.com/
1•m101•2m ago•1 comments

You may not need 8 hours of sleep

https://www.nytimes.com/2026/07/05/opinion/sleep-health-8-hours.html
2•dr_•4m ago•0 comments

Ghislaine Maxwell's Dad Sold Bugged Israeli Software to Two Nuclear Weapons Labs

https://alisav.substack.com/p/ghislaine-maxwells-father-sold-bugged
2•newspaper1•5m ago•0 comments

Suspecting AI cheating, Ivy League prof ordered in-person final; scores fell 50%

https://arstechnica.com/ai/2026/07/we-cannot-choose-to-become-idiots-the-ai-cheating-scandal-roil...
8•furcyd•11m ago•0 comments

Show HN: Schema_ferry – Continuous schema migration from MySQL to PostgreSQL

https://github.com/kyuuri1791/schema_ferry
1•kyuuri1791•13m ago•0 comments

Observations of a Journal Editor

https://uq.pressbooks.pub/editorobservations/
1•MrVandemar•13m ago•0 comments

Meta datacenter contractor flushed contaminated water

https://www.theguardian.com/us-news/2026/jul/08/meta-datacenter-ai-wyoming-water
3•doener•17m ago•1 comments

Visualizing Buns new Rust Files against the rest of the JavaScript / cpp

https://old.reddit.com/r/bun/comments/1ur8ka2/visualizing_the_rust_portion_of_bun_against/
1•fernando-ram•21m ago•0 comments

The family of a man shot by the Tennessee National Guard demands video release

https://apnews.com/article/memphis-national-guard-shooting-tyrin-johnson-6a1ea3e51176d8ddf6519f90...
9•petethomas•21m ago•0 comments

Family demands an independent probe after ICE officer shoots a man in Houston

https://apnews.com/article/ice-houston-shooting-lorenzo-salgado-araujo-2d01ba69caf2445f0500509689...
5•petethomas•25m ago•0 comments

The Trump admin is ramping up pressure on states to change election practices

https://apnews.com/article/trump-voting-threat-states-3ec6b7838c97342965416756c0b83496
4•petethomas•27m ago•0 comments

New report highlights reasons for hope in the climate fight

https://www.unep.org/news-and-stories/story/new-report-highlights-five-reasons-hope-climate-fight
2•cybermango•29m ago•0 comments

A New 'Little House' Expands and Updates the Prairie

https://www.nytimes.com/2026/07/08/arts/television/little-house-on-the-prairie-netflix.html
1•indigodaddy•31m ago•0 comments

Verbalizable Representations Form a Global Workspace in Language Models

https://transformer-circuits.pub/2026/workspace/index.html
3•tristenharr•32m ago•1 comments

Earth may survive the sun's death

https://www.space.com/astronomy/earth/earth-may-survive-the-suns-death-after-all-new-study-suggests
1•cybermango•33m ago•0 comments

Show HN: Udemy/Skillshare Meets Clippy

https://missionforgehq.com/
1•Drewsimpson•34m ago•0 comments

Show HN: Jdan's Japan subway station icons

https://trains.jordanscales.com/
1•jordanscales•35m ago•0 comments

NASA begins funding hardware for 'Skyfall' Mars helicopter mission

https://www.space.com/space-exploration/missions/nasa-begins-funding-hardware-for-skyfall-mars-he...
1•cybermango•35m ago•0 comments

Show HN: I ran 70 MCP servers in a sandbox and logged what they do

https://github.com/BhaveshThapar/mcp-audit
1•bthapar•38m ago•1 comments

Creatine doesn't just build muscle. It may also help fight cancer

https://www.sciencedaily.com/releases/2026/07/260701015237.htm
7•Jimmc414•40m ago•1 comments

Tripping on Acid

https://scotmurphy.com/2026/07/08/tripping-on-acid/
2•tekjess•43m ago•1 comments

Policy Statement Concerning the Suppression of Accuracy in AI Systems

https://www.federalregister.gov/documents/2026/07/07/2026-13628/policy-statement-concerning-the-s...
6•sebastian_z•49m ago•1 comments

A Fleet, Not an Assistant

https://bartkolendowski.com/writing/a-fleet-not-an-assistant.html
1•riskcomplex•50m ago•0 comments

Show HN: A shallow lake's report on itself

https://ashallowlake.com/
1•tough•50m ago•0 comments

A Roomba recorded a woman on the toilet. How did screenshots end up on Facebook?

https://www.technologyreview.com/2022/12/19/1065306/roomba-irobot-robot-vacuums-artificial-intell...
9•rmason•55m ago•0 comments

Understanding ECS from Kubernetes Perspective

https://muhammadraza.me/2026/ecs-explained-visually/
4•mraza007•1h ago•1 comments

How to Be a Good open-source Maintainer

https://piechowski.io/post/how-to-be-a-good-open-source-maintainer/
5•grepsedawk•1h ago•0 comments

Show HN: Yaw – digital logbook for glider pilots

https://yawflight.com/
2•mantcz•1h ago•0 comments

Native-speed vLLM transformers modeling back end

https://huggingface.co/blog/native-speed-vllm-transformers-backend
2•simonpure•1h ago•0 comments