June 6, 2003, Hour One: Mars Missions June 6, 2003, Hour Two: Health of the Oceans June 13, 2003, Hour One: Energy Policy June 13, 2003, Hour Two: Earliest Humans / Animal Diseases June 20, 2003: Hour One: Wind Power June 20, 2003: Hour Two: Quantum Entanglement / Women in Space June 27, 2003: Hour One: Smallpox Update / Hormone Replacement Therapy June 27, 2003: Hour Two: Urban Ecology
