On Dec. 16, 1947, the future began with the invention of the transistor. A lab notebook indicates that researchers at Bell Telephone Laboratories first got the thing to work on this day 75 years ago.

We’re surrounded by transistors. They’re all around us. They’re in phones, car keys, microwaves, pacemakers and plenty more. The transistor is a revolutionary piece of technology that helped create ...

Saswato R. Das writes about physics and astronomy. A little electronic device that triggered one of the most dramatic technological explosions in history turns 60 on Sunday. The humble transistor and ...