Results of Tags "Cosmos: A Spacetime Odyssey S1E7"
Eps7 Cosmos: A Spacetime Odyssey 1×7

Cosmos: A Spacetime Odyssey 1×7

Cosmos: A Spacetime Odyssey 1×7
Season 1
Episode: 7
Air Date: 2014-04-20

To determine the true age of the Earth, geochemist Clair Patterson developed the uranium-lead dating method to make an unprecedented discovery – calculating Earth’s age of 4.5 billion years. But…

Episode Title: The Clean Room