Thomas Edison completed his first working model of the phonograph on August 12, 1877. He debuted the invention later that year and amazed the public with his simple demonstration of how to capture the human voice. | American Experience | PBS

Illuminating History: Thomas Edison's Enduring Legacy in Electric Lighting Thomas Edison, born February 11, 1847, revolutionized daily life with his practical incandescent light bulb in 1879. Building on earlier work by inventors like Humphry Davy and Joseph Swan, Edison's team refined a durable carbon filament, enabling mass production. This innovation spurred electrification, transforming industries and homes. Historically, patents played a key role, merging collaboration and competition. Why