Before a spectrometer can do any useful work, it needs to be calibrated to identify wavelengths correctly. This is usually done by detecting several characteristic peaks or dips in a well-known ...

Pinball machines have something for everyone. They’re engaging, fast-paced games available in a variety of sizes and ...

This project gives a whole new meaning to DIY PC. We don’t know how capable you were as a teenager, but could you have ...

If you’re really good, it’s possible to solve a Rubik’s Cube in under 10 seconds. For the rest of us, though, it can be an exceedingly tedious task. For that reason, you might ...

If there’s one constant with software developers, it is that sometimes they get bored. At these times, they tend to think ...

These days just about any battery storage solution connected to PV solar or similar uses LiFePO4 (LFP) batteries. The reason ...

Part of setting up a microcontroller when writing a piece of firmware usually involves configuring its connections to the ...

If you haven’t lived underneath a rock for the past decade or so, you will have seen a lot of arguing in the media by ...

If you were asked to make an e-commerce website in 2025, what language would you reach for? Show of hands: JavaScript? Go?

Vibecoding. What could possible go wrong? That’s what [Kevin Joensen] of Baldur wondered, and to find out he asked ...

The earliest useful plastics were made out of natural materials like cellulose and casein, but since the Bakelite revolution, ...

If you’ve ever wanted to pump sound to all the rooms of your house, you might use any one of a number of commercial solutions. Or, you could go the more DIY route and whip up something like ...