Thomas Edison
Thomas Edison
Thomas Edison was an American inventor and businessman. He developed many devices that would greatly influenced life around the world, including the phonograph, the motion picture camera, and the long-lasting, practical electric light bulb.
The Light Bulb
The light bulb is an electric light with a wire filament heated to a high temperature, by passed an electric current through it, until it glows with visible light.
The Phonograph
The phonograph is a device invented in 1877, for the mechanical recording and reproduction of sound. In its later forms it is also called a gramophone. The sound vibration wave-forms are recorded as corresponding physical deviations of a spiral groove engraved, etched, incised, or impressed into the surface of a rotating cylinder or disc called a record.
The Early Life of Thomas Edison
Born on February 11, 1847, in Milan, Ohio, Thomas Edison rose from humble beginnings to work as an inventor of major technology. Setting up a lab in Menlo Park, some of the products he developed included the telegraph, phonograph and the electric light bulb.