For this challenge, we asked you to show off your hacks that power themselves sustainably from the environment around them.

If you talk to the FDA, there’s only one permanent method of hair removal—electrolysis. This involves sticking a needle into ...

Communication with satellites often involves the use of high-gain directional antennas coupled with careful positioning to ...

Research reactors come in many forms and sizes, with the TRIGA class being commonly found at universities. The TRIGA reactor ...

It’s nice to hide away in our little corner of the internet and talk tech, safely away from the turmoil of world events. Sometimes though, geopolitics intrude even into our space, and Reuters are here ...

We’ve all done it. We spy an old radio at a garage sale or resale shop. We know someone should bring it back to life, but it ...

There’s something about the ESP32 family of microcontrollers and timekeeping. We probably see it in clocks as often as we do anything else; we also probably see more clocks with one as the beating ...

The idea of FDM 3D printing using granules rather than filament is an appealing one: rather than having to wrangle spools of ...

Since the first electronic hobbyist wired up a multivibrator to a keyboard many decades ago, electonic synthesisers have been a staple of home-made projects. Now with the proliferation of ...

These days, even an old Game Boy will set you back $100 or more, and a new handheld console will be many multiples of that. However, you can build a really cheap handheld gaming toy if you follow ...

After the Foucault pendulum at the Houston Museum of Natural Science stopped working a while back after maintenance on the building, workers set out to determine what was wrong with the mechanism that ...

There are plenty of photos of the International Space Station out there on the Internet, but taking your own from ground level is a special challenge. [saveitforparts] recently decided to attempt this ...