Great Moments in Evolution

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Great Moments in EvolutionLife begins with a single cell, which evolves over the course of nearly 4 billion years, to create Earth's diverse species. Estimates vary between 10 and 100 million, but no one really knows how many species have existed on Earth.

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Curiosity Channel • 52mS1, EP2 "Secrets of Survival"Life on Earth is almost completely wiped out 5 times in the history of the planet. The largest mass extinction event takes place around 250 million years ago.

Curiosity Channel • 52mS1, EP1 "The Miracle of Life"Life begins with a single cell, which evolves over the course of nearly 4 billion years, to create Earth's diverse species. Estimates vary between 10 and 100 million, but only 1.8 million species have been classified and named.

Life begins with a single cell, which evolves over the course of nearly 4 billion years, to create Earth's diverse species. Estimates vary between 10 and 100 million, but no one really knows how many species have existed on Earth.

Genres: DocuseriesTV Series

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Playback: HD

1 seasons available on demand (2 episodes)

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