16x21: Confronting the Killer Gene
16x20: The World Is Full of Oil!
16x19: Legends of Easter Island (2)
16x18: Secrets of Easter Island (1)
16x17: Adrift on the Gulf Stream
16x15: Back to Chernobyl
16x13: The Last Journey of a Genius
16x12: Hot Enough for You?
16x11: Can We Make a Better Doctor?
16x10: The All-American Bear
16x09: The Light Stuff
16x08: Who Shot President Kennedy?
16x07: Do Scientists Cheat?
15x21: Can You Still Get Polio?
15x20: Race for the Superconductor