Historical events

Transistor is 65 years old

Happy birthday, Transistor article tells that the first working version of transistor, the ubiquitous building block of all electronic circuits, was powered up 65 years ago today. The device is jointly credited to William Shockley (1910-1989), John Bardeen (1908-1991) and Walter Brattain (1902-1987), and it was Bardeen and Brattain who operated the first working point-contact

LED is 50 years old

The LED As We Know It Is 50 Years Old Today. In 1962, 50 years ago today, Nick Holonyak Jr. and his team at GE invented the Light Emitting Diode. While LED lights are almost everywhere today, their initial development was ripe with uncertainty and competitive research. A direct result of another groundbreaking technology of