This story originally appeared on Mental Floss. Want to make a movie? You’ll need quality light fixtures, sound recording equipment, and a good motion picture camera. Thomas Alva Edison helped develop ...

Electric light bulbs had been around for decades by the 1870s. Most demonstration systems used arc lamps, which seemed far too bright and burned much too hot for indoor household use. In 1878, Thomas ...

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 ...