Every computing device produces heat in proportion to the electricity it consumes. ENIAC, one of the first room-sized behemoths of the 1940s, used 174 kilowatts to run its vacuum tubes; these days, ...

Creating microfilm or microfiche from the computer. For approximately three decades before the turn of the century, COM machines were used to take print-image output from the computer either online or ...

On its own, your computer can't make a sound. Digital data from audio and video files needs to be turned into something that our ears can hear, and this requires specialized hardware and sophisticated ...