Thomas Edison had a hand in inventing revolutionary devices such as the movie camera, microphone, and phonograph. But none has been more famous than his improvements to the light bulb, which brought ...
Thomas Alva Edison, the Wizard of Menlo Park whose genius ushered in a new era of light and sound for humankind, invented the phonograph at his New Jersey laboratory on this day in history, Aug. 12, ...
With more than a thousand patents to his name, the legendary inventor's innovations helped define the modern world. Thomas Edison had a hand in inventing revolutionary devices such as the movie camera ...
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