logo Discovery is Fun!
Video is an electronic medium for the recording, copying, playback, broadcasting, and display of moving visual media. Video was first developed for mechanical television systems, which were quickly replaced by cathode ray tube systems which were later replaced by flat panel displays of several types.

Source: Wikipedia

Publish and Share:
Web pages, images, documents and messages
When you like an item,
we add it to your Library
So You can Read, Revisit or Buy your favorite items Later