NOVA
PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.
Season 32 · Episode 3 ·
Origins: Where Are the Aliens?
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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Episode 3 of season 32 of NOVA: “Origins: Where Are the Aliens?”. Aired 2004-09-29. Watch it online free on ZapFlix.