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 ...

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 ...

It’s got a little “Saturday Night Fever” vibe to it, but this pressure-sensitive LED floor was made for gaming, not for dancing. Either way, [creed_bratton_]’s build looks pretty good. The floor is a ...

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 ...