At 14, Farnsworth (left) had the idea for a television set, and by 21 he had a working prototype. The Russian-born Zworykin was working along parallel lines, but Farnsworth ultimately won the patent fight.
From the phone that has changed phones forever, to futuristic cars, to a building made of water, to a remote-controlled dragonfly — a dazzling display of ingenuity
Philo Farnsworth & Vladimir Zworykin