It was a series of small improvements on the ideas of previous inventors that have led to the light bulbs we use in our homes today. Here’s a timeline ... system Thomas Edison focused on the ...

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 ...

In the fall of 1922, a film crew came to West Orange, New Jersey to document Thomas Edison going about his day. In this silent film, they capture the prolific inventor discussing new ideas with ...