About 2 weeks ago, I set out to research grow lights to supplement the scarce natural light we get here at 51°N. But after looking at quite a few offers, I decided to DIY it. My requirements don't ...

This post introduces the design of a little solar disc light. It is based on a handful of electronics components. By “solar disc light” I am referring to a compact light source in the shape of a flat ...

There are a few major companies out there building colorful LED panels you can stick on your wall for aesthetic purposes. Most commercial options are pretty expensive, and come with certain ...