Some words seem to carry their meaning not just in definition, but in feeling — and “incandescent” is one of them. Originally used to describe light produced by heat, the word has grown far beyond ...

When people name the most important inventions in history, light bulbs are usually on the list. They were much safer than earlier light sources, and they made more activities, for both work and play, ...

All the turkey has been digested, and all (or at least, most of) the Black Friday deals snatched. Whether you celebrate it or not, or whether you even decorate, you’ll be seeing lots and lots of ...

LED (light-emitting diodes) lights cost a bit more than older incandescent lights (aka, the filament bulbs that are hot to the touch), but they promise so much in return. Those promises include ...

Behind every world-changing invention lurks a complex creator... Join us as we examine the brilliant minds whose dark sides often overshadow their contributions! Our countdown includes Bell's ...

Incandescent bulbs were effectively banned in the U.S. starting in 2023 when the Department of Energy (DOE) enforced the 45 lumens per watt efficiency standard. That rule, first mandated by the 2007 ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...