We might tend to take the word “diode” for granted if we’re thinking of a “diode” as just a two-lead or two-terminal device that gets used in this or that place for this or that purpose. It can become ...

They’re in your phone, TV, car headlights, remote controls—even traffic lights. LEDs (Light Emitting Diodes) are everywhere.

Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...

On a clear night in 1994, an earthquake rumbled beneath Los Angeles and caused a city-wide power outage just before dawn. Startled awake, some residents who had stumbled outside called various ...

Figure 1: Optical microphotograph of the Au/polymer admixture/Au LEC (surface cell configuration) during operation at 4-V bias. The formation of a p–i–n light-emitting junction was proposed for ...

You bought into the LED hype, right? LED bulbs are supposed to save you money, last practically forever and maybe even talk to Alexa. Plus, they're better for the planet and more efficient. So why are ...

(WPRI) — Did you see the strange, swirling light floating in the sky Tuesday evening? No, it wasn’t aliens. And no, you weren’t the only one to see it. People in Rhode Island, Pennsylvania, ...