Dec 19, 2019
Dr. Fred Calef of JPL talks to us about his work mapping the surface of Mars. He tells us about the non-linear path his life took that led him to the work he currently does, as well as the challenges of applying Earth-bound geologic concepts to other planets in our solar system, most significantly the red planet. This...
Dec 5, 2019
This episode is all about lava! Our guest Genna Chiaro walks us through different types of lava flows, the kinds of rock they form, and how the stories of ancient people often reveal the scientific truths of the land in interesting ways. Plus, we break down our song "The Aa Aa Pahoehoe Lava Rock Walk" one instrument at...