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.

While they are dying out, you can still find incandescent ... at least — the bulbs don’t look different on the outside. You might have learned in school that Thomas Edison invented the light ...

In the fall of 1922, a film crew came to West Orange, New Jersey to document Thomas Edison going about ... most famous inventions: his incandescent light bulb.