August 1, 2003: Hour One: 100th Anniversary of Kitty Hawk, Part 1
August 1, 2003: Hour Two: Preserving Endangered Species
August 8, 2003: Hour One: Future of Hubble / Small World Networks
August 8, 2003: Hour Two: Stem Cell Research / Ebola / Shirley Ann Jackson - Graying of Science
August 15, 2003: No broadcast, due to northeast electrical blackout.
August 22, 2003: Hour One: Distributed Generation / Gene Therapy for Parkinson's
August 22, 2003: Hour Two: Design and the Mind
August 29, 2003: Hour One: Red Wine and Lifespan / Vision, Blindness, and Seeing
August 29, 2003: Hour Two: Mars / Skepticism and Belief