Are dinosaurs still among us? NOVA looks at the contentious question of whether present-day birds are dinosaurs. Over the years, new fossil discoveries keep amending the answer.
Aired: Jan 8, 1991 NOVA returns to Mount St. Helens a decade after its cataclysmic eruption to l...
Aired: Apr 30, 1991 An experiment that could mean limitless supplies of energy sets the scientifi...
3. The Chip vs. the Chessmaster
Aired: Feb 5, 1991A look at the event where the world champion in chess, Kasparov, played again...
4. The Hunt for China's Dinosaurs (1)
Aired: Feb 12, 1991Are dinosaurs still among us? NOVA looks at the contentious question of wheth...
5. Case of the Flying Dinosaur (2)
Aired: Feb 19, 1991Tyrannosaurus rex, the terrifying kind of the dinos, recently turned up in a ...
Aired: Feb 26, 1991 In the first program of a three-part miniseries on the Soviet space program, ...
7. Russian Right Stuff: The Invisible Spaceman
Aired: Feb 27, 1991NOVA reveals the details of Moscow's secret plan to reach the moon ahead of t...
8. Russian Right Stuff: The Dark Side of the Moon
Aired: Feb 28, 1991In an unprecedented insider's look, NOVA covers the training, flight and reco...
9. Russian Right Stuff: The Mission
Aired: Mar 5, 1991Gregory Peck narrates a scientific voyage around Vancouver Island in search o...
Aired: Mar 26, 1991 Will machines be able to beat us at our own game? The computer chess champ ma...
11. So You Want to Be a Doctor?
Aired: Oct 1, 1991NOVA covers the causes and attempted cures of baldness. Some men take pride i...
12. Secrets of the Dead Sea Scrolls
Aired: Oct 9, 1991In a two-hour special, NOVA follows seven aspiring doctors through four years...
13. Suicide Mission to Chernobyl
Aired: Oct 15, 1991The sarcophagus is the giant structure that contains the nuclear reactor that...
Aired: Oct 22, 1991 NOVA accompanies Soviet scientists on a deadly mission inside the sarcophagus...
Aired: Nov 5, 1991 The tallest mountain in the world? Think again—cartographers had to when sate...
16. Avoiding the Surgeon's Knife
Aired: Nov 12, 1991The fastest machines in the sky are going to be slow stuff when the latest sp...
17. Skyscraper! A NOVA Special
Aired: Dec 3, 1991NOVA follows the efforts of four participants in a celebrated California stud...
Aired: Dec 10, 1991 This 80-minute NOVA pledge special chronicles the building of the Worldwide P...
19. Russian Right Stuff: The Mission
Aired: Dec 17, 1991The spectacular eclipse of 1991 passed over major observatories on the island...
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