The History Hidden in Martian Dunes

The Red Planet was once more like Earth, with a thicker atmosphere and liquid water. Now, scientists are looking for clues to its past in the planet’s ancient fossil dunes, barchan dunes, and ghost dunes. Hosted by: Caitlin Hofmeister Free to watch on Dr.Doc Kids.

Courtesy of SciShow Space on YouTube. Watch on YouTube ↗

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