At Menlo Park Edison led a comprehensive survey of filament materials, selecting carbonized bamboo for his first commercial electric light bulb. Adapted for the internet from “Thomas Edison, Chemist” ...

This video explores the creation of the first light bulbs invented by Thomas Edison and Joseph Swan. The creator highlights Edison's electric lamp patent, providing a clearer transcription of it, as ...

Fronted by a luxurious mustache, this loyal lieutenant to Thomas Edison was the embodiment ... charging crowds to drum up excitement. When Edison patented the light bulb in 1880, its exact value ...

Thomas Edison, the great American inventor who also invented the phonograph. But not everyone knows the drama behind inventing the lightbulb. Did Edison REALLY invent the lightbulb?

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.