They’re consistently popular with the readers, which is admittedly part of my (and EDN’s) motivation to continue doing them. But I personally also find them fascinating; inevitably I come across at ...

I’ve also treated the topic of LED illumination more conceptually; take, for example, this piece from more than seven years ago that analyzed LED and CFL light bulbs as potential successors to ...

LED or filament, three-way bulbs have a special base. While a normal Edison-base bulb has the threaded part as the neutral and a center contact for the live wire, a three-way bulb has an extra hot ...