A vacuum tube is just that: a glass tube surrounding ... Thomas Edison noticed this first in 1883. While fiddling with lightbulbs he saw that he could get current to jump from the hot filament ...

Sony launched the world's first non-projection, fully transistorized television, the TV8-301, in May 1960, about six years ...

Along with subsequent computers that also used vacuum tubes, ENIAC was known as a first-generation computer. ENIAC could execute up to 5,000 additions per second, multiple orders of magnitude ...