Once upon a time, buying a lightbulb meant choosing an incandescent one of between 25 and 100 watts, depending on how bright you wanted the light to be and the fixture you were putting it in. You ...

LED light bulbs swept in a revolution in safe lighting. But many people still risk fire at home because the bulbs are expensive to manufacture. UJ physics researchers discover they can get double the ...

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 ...

LED light bulbs have surged in popularity over the past few years for several good reasons. They're energy-efficient, long-lasting, and versatile. Compared to traditional incandescent bulbs, LEDs use ...

Upgrading your light bulbs is the easiest and smartest way to help reduce your home's carbon footprint. Here's the math. Originally hailing from Troy, Ohio, Ry Crist is a writer, a text-based ...

Hoping to see better while driving at night without spending a fortune, I ordered a set of LED replacement bulbs for the reflector headlights on my new Ford Ranger. Boy was it a good reminder that I ...

Today’s teardown “victim” falls into the “legacy form factor” category. About three years ago, I decided to swap out around a dozen and a half (so far) of the nearly three dozen total mix of BR30 and ...