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 ...

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 ...

LED, or light emitting diode therapy, is a skincare treatment that uses varying wavelengths of light, including red and blue. NASA originally developed it for plant growth experiments on shuttle ...