Light-emitting diodes (LEDs) are so ubiquitous that it's easy to forget just how much society relies on these underappreciated technological wonders. Yet, the history of the LED goes back further than ...

Think of an item — any item — you might use in home decor. Chances are somebody now sells a version of same that comes equipped with color-changing LED lights. “Get your glow on,” suggests Pottery ...

It’s hard to believe that the first blue LED didn’t arrive until 1993. They look simple, but looks are deceiving (Fig. 1). 1. Image showing a blue InGaN-based LED with gold wire contacts (0.4 × 0.4 mm ...

Researchers have designed and tested ‘human-centric’ LEDs that emit different wavelengths of blue light depending on whether it’s daytime or nighttime, reducing the disruptive effect artificial light ...

Forget harsh bleach—scientists have discovered that powerful blue LED light can erase yellow stains from sweat, food, and oils without harming delicate fabrics like silk. By harnessing oxygen in the ...

LED strip lights can be a great way to brighten up your deck, patio, or other outdoor space — but you can’t use just any set outdoors. The best outdoor LED strip lights should be water resistant (look ...