Not only are small, energy efficient LEDs used in almost every piece of modern electronics, they have the greatest potential impact on energy savings globally. But LEDs didn't have much use until the '90s, when Japanese scientists discovered the missing link needed to complete the color spectrum: The blue LED.
Posted 9 months ago by Wallst in category: science   Comments (0)


This japanese actor gets his the ride of his life
Posted 13 years ago by boyt in category: crazy   Comments (0)