LED, or light emitting diode therapy, is a skincare treatment that uses varying wavelengths of light, including red and blue. NASA originally developed it for plant growth experiments on shuttle ...

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 ...

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 ...

They look otherworldly — like a Star Wars Stormtrooper’s helmet — and promise to give you clearer, smoother-looking skin. LED light masks are exactly what they sound like: devices illuminated by LED ...

Lighting is one of the most energy consuming technologies in use in our world. During 2012, about 12 percent of total U.S. electricity consumption was used for lighting; estimates of global energy use ...

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 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. LED bulbs, by all indication, herald the future of home lighting ...

We may earn commission from links on this page, but we only recommend products we love. Promise. LED face masks have become the most popular at-home skincare tools—and for good reason. Red-light ...