NOVA scienceNOW | Hello, this is Earth | PBS
Duration: 04:58
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Program: NOVA scienceNOW #305
Broadcast Date: Jul. 23, 2008
If Earth received a message from outer space what, if anything, would we say back?
Jill Tartar, director of the SETI Institute, has thought long and hard about what we could, should, and would say to an alien civilization.
Topics:
- History: Civilizations
- News & Public Affairs: Science & Technology
- Science & Nature
- Science & Nature: Astronomy
- Technology: Space
Post Date: July 18, 2008
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