FOX - Cosmos A Spacetime Odyssey (2014) Part 2 Some of the Things that Molecules Do

More than three decades after the debut of Carl Sagan's ground-breaking and iconic series, “Cosmos: A Personal Voyage,” it's time once again to set sail for the stars.

Part 2: Some of the Things that Molecules Do

Host Neil deGrasse Tyson is on a voyage to explore the relatedness of all livings things and the possible evolution of life in the cosmos. Go on a journey to discover how artificial selection turned the wolf into canine breeds and how natural selection sculpted the complex human eye. Later, Tyson visits the grand Hall of Extinction, a monument to all the broken branches on the tree of life. Retrace the story of life on Earth and the unbroken thread that stretches from the first one-celled organisms to human life.

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