How We Got to Now

The invention of the light bulb

Clip: Season 1 | 4m 59s

In this clip from the 'Light' episode, Steven explains the life span of the lightbulb, from its conception as a seed of an idea to its birth as a fully-fledged working invention.

Aired: 09/11/14

Rating: NR

Problems Playing Video? | Closed Captioning

Funded by CPB