In Praise Of The Proof Of Concept

Your project doesn’t necessarily have to be a refined masterpiece to have an impact on the global hacker hivemind. Case in point: this great demo of using a 64-point time-of-flight …read more

Ask Hackaday: Do You Have A Dead Man’s Switch?

During the Cold War, the specter of a nuclear “dead man’s switch” was central to the concept of Mutually Assured Destruction (MAD). In the event that one side was annihilated …read more

The Requirements Of AI

The media is full of breathless reports that AI can now code and human programmers are going to be put out to pasture. We aren’t convinced. In fact, we think …read more

Ancient Ice Production

Today, we take ice for granted. But having ice produced in your home is a relatively modern luxury. As early as 1750 BC, ancient people would find ice on mountains …read more

Retrotechtacular: Mr. Wizard Jams With IBM

You may not remember [Mr. Wizard], but he was a staple of nerd kids over a few decades, teaching science to kids via the magic of television. The Computer History …read more

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X-Ray A PCB Virtually

1 Comment
By Al Williams | February 23, 2026

If you want to reverse engineer a PC board, you could do worse than X-ray it. But thanks to [Philip Giacalone], you could just take a photo, load it into …read more
ATABoy Is An Open Source USB Bridge For Old IDE Drives

13 Comments
By Tyler August | February 23, 2026

You can get an IDE to USB bridge from all the usual sources, but you may find those fail on the older drives in your collection– apparently they require drives …read more
Nuclear Waste Remediation By Proton Beam

22 Comments
By Al Williams | February 23, 2026

One of the issues with nuclear power plants is that they produce long-lived radioactive waste. Storing spent nuclear fuel is a real problem. However, researchers at the Department of Energy’s …read more
How Safe Are Old Airbags, Anyway?

26 Comments
By Lewin Day | February 23, 2026

Automotive airbags are key safety devices that aim to reduce injuries and mortality in the event of motor vehicle accidents. These rapidly-inflating cushions act to soften the blow of an …read more
Calculus By Oscilloscope

8 Comments
By Al Williams | February 23, 2026

Even entry-level oscilloscopes today have simple math functions such as adding or subtracting two channels. But as [Arthur Pini] notes, more advanced scopes can now even do integration and differentiation. …read more
A Candle-Powered Light

21 Comments
By Bryan Cockfield | February 23, 2026

For a little over two thousand years, the primary light sources after the sun had set were oil lamps and candles. This was well before the age of fossil fuels, …read more
Running In Printf

7 Comments
By Al Williams | February 22, 2026

You may or may not know, but printf is a Turing-complete language, once you exploit all the strange and wonderful format characters in it (especially %n). But who has time …read more

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Retrotechtacular: Mr. Wizard Jams With IBM

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How Safe Are Old Airbags, Anyway?

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In Praise Of The Proof Of Concept

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The History Of The View-Master

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In Praise Of The Proof Of Concept

Ask Hackaday: Do You Have A Dead Man’s Switch?

The Requirements Of AI

Ancient Ice Production

Retrotechtacular: Mr. Wizard Jams With IBM

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