7-th episode of 1-th season "Cosmos: A Space-Time Odyssey"

What "Cosmos: A Space-Time Odyssey" 7-th episode about

The little known but heroic story of a boy from Iowa that can't really be told without going all the way back to the time long before the Earth was formed - to the origin of the elements in the hearts of stars. This kid from Iowa would discover a full-proof but incredibly arduous way to learn the Earth's true age.

Episode number: 7

Episode name: "The Clean Room"

Episode release date: 21 april 2014 at 01:00

Status: aired

Rating: 8.8