Physicist Les Johnson discusses space propulsion and robotics, goals for reaching exoplanets and lessons in physics, all with the aim of traveling to the great unknown.
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Science Denial Is Nothing New (Ask Galileo)
Mario Livio, astrophysicist and author, joins us to talk about Galileo Galilei, who revolutionized science and, because of it, endured condemnation and accusations of heresy.
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The Hunt For The Lost Franklin Expedition
Paul Watson joins us to talk about how marine science mixed with Inuit folklore led to the discovery of the Franklin Expedition wreckage.
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