Thomas Edison had a hand in inventing revolutionary devices such as the movie camera, microphone, and phonograph. But none has been more famous than his improvements to the light bulb, which ...

Illustration by Meilan Solly / Background via Library of Congress In the autumn of 1878, Thomas Alva Edison had a problem. He hadn’t invented the light bulb—yet. Or, to put it more precisely ...

In 1878, Thomas Edison — already an internationally famous inventor in his early 30s, set out to create an incandescent light bulb that provided enough light to illuminate a home but would last ...

The township’s seal features the Edison Memorial Tower, and the motto, “Let There Be Light.” A second township’s motto is “Birthplace of Recorded Sound.” “Thomas Edison is an example ...

What are some fun facts about Thomas Edison? Discover some interesting facts about the American inventor and businessman, and ...

This made Edison's light bulb not only durable but also economical, and this was a crucial factor for mass usage. Thomas ...

You might have learned in school that Thomas Edison invented the light bulb, but the truth is much stranger (public domain) It has been known for a long time that passing a current through a wire ...

You can't buy incandescent light bulbs anymore. With a few exceptions, the bulbs – patented by Thomas Edison in 1880 and a common fixture in American homes for more than a century – have ...