Mars has a thin atmosphere of carbon dioxide, endless expanses of dusty landscape, and about one-third of Earth's gravity. Can humans even live on Mars? In a perfect universe, we would change ...
Fran Scott: Okay, so we've heard why space travel is so important, and why scientists are really interested in life on Mars. But how much ... Jazz: Yep, check live. Ed Petrie: Okay, here we ...
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