How Blue LEDs Changed the World

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.

Video by Robin Fall

News,bloomberg,LED,technology,Asia,Blue LED,Lighting,Energy Efficiency,Color Spectrum,Color Theory,Science,Then This Happened,