Thomas Alva Edison (1847-1931) was an incredible American inventor and entrepreneur, who revolutionized the world with his inventions such as the phonograph, light bulb, motion pictures, and R&D labs ...
On New Year's Eve, 1879, Thomas Edison unveiled his newest invention: the electric light. Reporters came from all over the U.S. to see Edison's Menlo Park lab lit up with his incandescent bulbs.