Nova

Season 31 Episode 13: Origins: Where Are the Aliens?

51 Seasons Feb 17, 2004 TV-PG 55m 8

Astrophysicist Neil deGrasse Tyson explores whether life is unique to Earth. "The elements essential to life as we know it are widespread throughout the universe," Tyson says, but no extraterrestrial life has yet been found. Why?

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Season 31 Episodes:

Episode 1 Mars Dead or Alive

1. Mars Dead or Alive

Aired: Sep 30, 2003

NOVA goes behind the scenes at the Jet Propulsion Laboratory to offer a look ...

Episode 3 Dogs and More Dogs

3. Dogs and More Dogs

Aired: Oct 28, 2003

Nova explores ideas, many of them speculative, about how dogs became domestic...

Episode 4 Descent Into the Ice

4. Descent Into the Ice

Aired: Oct 28, 2003

A scientist scuba dives a flooded ice cave searching for a hidden lake under ...

Episode 5 Crash of Flight 111

5. Crash of Flight 111

Aired: Nov 4, 2003

"Disaster detectives" from Canada's Transportation Safety Board are followed ...

Watch Nova Season 31 Episode 13 Exclusively on PBS

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Info about Nova

Current Status: Returning Series

Network: PBS

Production Country: United States

Genres: Documentary

Currently you are able to watch "Nova" for free with ads on PBS.