From blue breakthrough to today’s micro revolutions The current wave of innovation only makes sense when you remember how radical the first blue devices were. When Nobel recognition went to the ...

The blue LED was considered the holy grail of electronics. Every lab in the world tried and failed to make one, because the required semiconductor materials were incredibly stubborn. But one ...

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 ...