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Spewing lava and belching noxious fumes, volcanoes seem hostile to biology. But the search for life off-Earth includes the hunt for these hotheads on other moons and planets, and we tour some of the most imposing volcanoes in the Solar System.\xa0\nPlus, a look at how tectonic forces reshape bodies from the moon to Venus to Earth. And a journey to the center of our planet reveals a surprising layer of material at the core-mantle boundary. Find out where this layer was at the time of the dinosaurs and what powerful forces drove it deep below.\nGuests:\nSamantha Hansen\xa0\u2013 Geologist at the University of Alabama\nPaul Byrne\xa0\u2013 Associate professor of Earth and Planetary Sciences at Washington University in St. Louis\nRobin George Andrews\xa0\u2013 Science journalist and author of \u201cSuper Volcanoes: What They Reveal about Earth and the Worlds Beyond\u201d\nFeaturing music by\xa0Dewey Dellay\xa0and\xa0Jun Miyake\nBig Picture Science is part of the\xa0Airwave Media\xa0podcast network.\xa0Please contact\xa0sales@advertisecast.com\xa0to inquire about advertising on Big Picture Science.\nYou can get early access to ad-free versions of every episode by joining us on\xa0Patreon. Thanks for your support!\n\xa0\nLearn more about your ad choices. Visit megaphone.fm/adchoices