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 ...

The next time you look at the screen on your phone or the RGB on your keyboard, thank Shuji Nakamura, the inventor of the blue LED, who made it all possible and should have received way more ...

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 ...