A Geologist On Mars (Part 2) With Fred Calef

In this episode, we continue our conversation with Dr. Fred Calef about the incredible discoveries we have made on Mars. Dr. Calef discusses how scientists apply geologic concepts from Earth to other worlds, and he also talks about how scientists handle conspiracy theorists. In addition, we also break down the final 3 songs in our "Geology Folk Song Medley" from our album The Fossil Record.