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 ...

Blue version of the BikeVis Bullets, small LED accent lights that that are amazingly bright for their size and can help improve motorcycle visibility. We installed a pair of the original white-colored ...

Three researchers helped revolutionize lighting with vastly better energy efficiency and brightness. The light-emitting diodes also are used in data storage, TVs and smartphones. Stephen Shankland ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Three scientists have jointly earned the Nobel Prize in physics ...