Yale seismologist Maureen Long breaks down the wheres, whys and hows of one of the most formidable natural phenomena on the planet, and discusses recent earthquakes in Haiti and Chile.
David Bercovici, Professor and Chair of Geology and Geophysics at Yale discusses how convection drives "weather" in the Earth's core,mantle, oceans, atmosphere and in the Sun.
Dr. John Suppe, the Blair Professor of Geology at Princeton University, speaking at Yale on the occasion of being awarded the Wilbur Cross Medal by the Yale Graduate School. Mr. Suppe earned his PHD from Yale in 1969.