The Planets: Mars Preview
Preview: Season 46 Episode 13 | 28sVideo has Closed Captions
Before it was a dry planet, Mars was a wet world that may have hosted life.
Mars was once a blue water-world studded with active volcanoes. But when its magnetic field and protective atmosphere faded, it became the frozen desert planet we know today. With so many necessary elements in place, did life ever form on Mars?
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback
National Corporate funding for NOVA is provided by Carlisle Companies and Viking Cruises. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.
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The Planets: Mars Preview
Preview: Season 46 Episode 13 | 28sVideo has Closed Captions
Mars was once a blue water-world studded with active volcanoes. But when its magnetic field and protective atmosphere faded, it became the frozen desert planet we know today. With so many necessary elements in place, did life ever form on Mars?
Problems playing video? | Closed Captioning Feedback
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Five Facts About the Red Planet
Clip: S46 Ep13 | 1m 3s | Getting to know our red celestial neighbor. (1m 3s)
Mars, the Red Planet, Was Once Blue
Video has Closed Captions
Clip: S46 Ep13 | 1m 25s | Mars once had rains, rivers, and in the northern hemisphere, a vast sea. (1m 25s)
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National Corporate funding for NOVA is provided by Carlisle Companies and Viking Cruises. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.