Why we need to go back to Mars | Joel Levine | TEDxNASA

Title:
Why we need to go back to Mars | Joel Levine | TEDxNASA
Description:

In this talk, planetary scientist Joel Levine shows some intriguing - and puzzling - new discoveries about Mars: craters full of ice, traces of ancient oceans, and compelling hints at the presence, sometime in the past, of life. He makes the case for going back to Mars to find out more.

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Video Language:
English
Team:
closed TED
Project:
TEDxTalks
Duration:
17:39
http://www.youtube.com/watch?v=4YQBuuhh76A
Format: Youtube
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Original
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Added   by TED
Format: Youtube
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Original
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This video is part of the closed TED team.

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