Latest / Planetary Radio: Space Exploration, Astronomy and Science
Tales From a 4 Billion Year Old Piece of Mars...On Earth
Robina Shaheen and Mark Thiemens tell us how an ancient Mars meteorite has revealed much about the red planet. Mat holds a tiny fragment of the rock in their UC San Diego lab.Learn more about your ad choices. Visit megaphone.fm/adchoices
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The skinny
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