17 - 20Hurricane!Nov. 07, 1989- 17 - 19What's Killing the Children?Dec. 18, 1990
- 17 - 18We Know Where You LiveNov. 27, 1990
- 17 - 17Can the Elephant Be Saved?Nov. 20, 1990
- 17 - 16Killing MachinesNov. 13, 1990
- 17 - 15Earthquake!Nov. 06, 1990
- 17 - 14The Blimp is Back!Oct. 30, 1990
- 17 - 13Poisoned Winds of WarOct. 23, 1990
- 17 - 12To Boldly Go...Oct. 16, 1990
- 17 - 11Neptune's Cold FuryOct. 09, 1990
- 17 - 10In the Land of the LlamasDec. 04, 1990
- 17 - 9
- 17 - 8The Genius that Was China: The Threat from JapanApr. 03, 1990
- 17 - 7The Genius That Was China: Empires in CollisionMar. 27, 1990
- 17 - 6The Genius That Was China: Rise of the DragonMar. 20, 1990
- 17 - 5The Big SpillFeb. 27, 1990
- 17 - 4The Bomb's Lethal LegacyFeb. 13, 1990
- 17 - 3Disguises of WarFeb. 06, 1990
- 17 - 2Race for the TopJan. 23, 1990
- 17 - 1Poison in the RockiesJan. 09, 1990
PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.
