Thomas Alva Edison was born at Milan, Ohio, February 11, 1847, but the family soon after moved to Port Huron, Michigan. He had to earn his living from early boyhood, and was a train boy on a railroad. A station master, whose child's life...

Thomas Alva Edison (February 11, 1847 - October 18, 1931) was an American inventor and businessman who developed many devices that greatly influenced life around the world, including the phonograph and the long-lasting, practical...