NeoPixels, or WS2812 RGB LEDs, are the display device du jour for impressive and blinding lighting projects. Commonly known for very tight timing requirements, [Josh] discovered this is, in fact, ...

If you’re like us, you’ve never spent a second thinking about what happens when you dunk an ordinary LED into liquid nitrogen. That’s too bad because as it turns out, the results are pretty ...

I spend quite a lot of time giving talks to newcomers to the world of electronics. There are some topics that never seem to grow old. One of these is the subject of light-emitting diodes (LEDs). Even ...

LEDs have a special place in every maker's heart, and it's because we all love the ability to create light at moment's notice. Almost every project I have made over the last two decades has included ...

In my previous column, we covered quite a lot of ground, starting with the first vacuum tube diodes, moving to their solid-state (semiconductor) descendants, and progressing to their light-emitting ...