S32 · E03

Origins: Where Are the Aliens?

Sep 29, 200455mRating 8.0

In "Origins: Where are the Aliens?," host astrophysicist Neil deGrasse Tyson explores such provocative questions as: would "ETs" resemble us or the creatures of science fiction? Are there "aliens" already amongst us on Planet Earth—brainy creatures whose intelligence is very different from our own? And are planets on which life can flourish rare or common in our universe?

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Origins: Where Are the Aliens?

Episodes

Origins: Earth is Born

Origins: How Life Began

Origins: Where Are the Aliens?

Origins: Back to the Beginning

The Most Dangerous Woman in America

America's Stone Age Explorers

Great Escape

Ancient Refuge in the Holy Land

Welcome to Mars

The Boldest Hoax

Supersonic Dream

The Viking Deception

Saving the National Treasures

A Daring Flight

Wave That Shook the World

Hitler's Sunken Secret

Newton's Dark Secrets

Storm That Drowned a City