Home > Cosmos: A Spacetime Odyssey > Season 1 > Episode 3
When Knowledge Conquered Fear
A comet's path is traced on its long plunge toward the sun. Also: a visit to Isaac Newton's birthplace; and a look at his friendship with Edmond Halley, whose interest in Newton's work led him to publish the latter's "Principia Mathematica."
When Knowledge Conquered Fear Photos
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