sábado, 11 de febrero de 2012


Who was Thomas Edison?
Thomas Alva Edison was born on 11 February 1847 in Milan, Ohio. He was a brilliant American scientist and inventor who developed many devices that greatly influenced life around the world. Edison was thrown out of school when he was 12 because he was thought to be not intelligent. Edison is one of the greatest inventors and industrial leaders in history.

Why is Thomas Edison famous?
Thomas Edison held a world record of 1093 patents for inventions such as the phonograph, the motion picture camera, and a long-lasting, practical electric light bulb.

  "Mary had a little lamb" - The very first voice recorder
In 1877, Edison created a way to record sound on tinfoil cylinders by using two needles, one for recording and one for playback. The first words that Edison recorded were "Mary Had a Little Lamb."

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