Winning the Visa Lottery

Article URL: https://www.aeaweb.org/research/immigration-restrictions-firms-workers Comments URL: https://news.ycombinator.com/item?id=49782775 Points: 3 # Comments: 0

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Making a Copper-Oxide Photodetector from Scratch

Photodetectors come in a wide variety of constructions and materials, with the Cu2O-based photodetector that [Mad Scientist Creations] demonstrates in a recent video being a good example of a photodetector that can be created at home using nothing but some copper and...

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Hackaday Links: September 20, 2026

Some sad news to start this week off — after 52 years in business, Sherline has announced they are winding down their manufacturing operations. By the end of October they estimate they’ll have produced their last tool, and although they will no longer be making new...

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Amiga Unix, Again

Article URL: https://amigaux.org/ Comments URL: https://news.ycombinator.com/item?id=49781436 Points: 5 # Comments: 2

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Reviving TEMPEST Attacks with an Injected Signal

TEMPEST attacks are often the most effective way to break air-gapped security: rather than directly accessing a computer, the attacker records the system’s unintended radio emissions and uses them to reconstruct its internal operations. This kind of attack was much...

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The Alpha Engineer Builds Loud, and Builds Anywhere

A follow-up to "The Engine Room Principle: Why Real Alpha Engineers Never Leave the Trenches" I have spent this series arguing that the Alpha Engineer never leaves the engine room. That the title on the door changes but the hands on the code do not. That's still true....

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What If Your Prompt Could Feed Someone a Strawberry?

Both parties are fighting over whether to build the box. Neither is asking what the box does with what it makes. Every prompt you type ends as heat. The tokens stream back, the answer appears, and somewhere in a windowless building, a rack of GPUs has turned a few...

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Total Security 365