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Episode guide

NOVA: Season 21

Poster for NOVA Season 21

20 episodes · first aired Jan 18, 1994

TMDB has no overview for this season.

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  1. 1 Codebreakers Jan 18, 1994 · 55m NOVA delves into the history of secret communications and the people who wrack their brains to decipher them. The program probes the most celebrated of all cryptographic coups: the…
  2. 2 Dinosaurs of the Gobi Jan 25, 1994 · 55m Velociraptors and primitive birds are among the fabulous fossil finds as NOVA accompanies an American Museum of Natural History expedition to the Gobi Desert. The trip relives the exploits…
  3. 3 Daredevils of the Sky Feb 1, 1994 · 55m NOVA follows members of the US Aerobatic Team as they prepare for and compete in the 1992 World Aerobatic Championship. The sport, as precisely choreographed as gymnastics-except that it…
  4. 4 Journey to Kilimanjaro Feb 8, 1994 · 55m NOVA explores ice-capped mountains-on the equator. These African giants are magical islands of life towering above the scorched plains. Giant forest hogs, bearded vultures, the elusive…
  5. 5 Can Chimps Talk? Feb 15, 1994 · 55m NOVA covers exciting and controversial research with chimpanzees who have been trained to express themselves with human symbols. Are they speaking their minds? Or are they just aping their…
  6. 6 In Search of Human Origins, Part One Feb 28, 1994 · 55m In the first of a three-part series, noted anthropologist Donald Johanson probes the earliest ancestors of the human species - reaching back more than three million years to a strange ape…
  7. 7 In Search of Human Origins, Part Two Mar 1, 1994 · 55m Anthropologist Donald Johanson looks at how our human ancestors of two million years ago made their living. Contrary to popular myth, scavenging was a more lucrative living than…
  8. 8 In Search of Human Origins, Part Three Mar 2, 1994 · 55m At what point did our distant ancestors become anatomically like us? And, more importantly, when did they begin to act like us? Anthropologist Donald Johanson looks at what it is that…
  9. 9 Can China Kick the Habit? Apr 12, 1994 · 55m NOVA visits the most cigarette-addicted nation in the world-China. Western advertising and trading practices have exacerbated the fatal romance with smoking in the world's most populous…
  10. 10 Aircraft Carrier! Apr 19, 1994 · 55m NOVA experiences the relentless, round-the-clock life aboard the US Navy aircraft carrier, Independence-where every day is a constant drill of launching and landing aircraft atop a…
  11. 11 The Great Wildlife Heist Oct 11, 1994 · 55m Polly wants a crackdown when it comes to the illegal trade in the world's most beautiful and intelligent birds: parrots. NOVA goes undercover with a US government sting that breaks an…
  12. 12 Secret of the Wild Child Oct 18, 1994 · 55m NOVA profiles "Genie," a girl whose parents kept her imprisoned in near total isolation from infancy. When social workers discoverd her as a teenager, Genie had not learned to walk or…
  13. 13 Haunted Cry of a Long Gone Bird Oct 25, 1994 · 55m NOVA explores the legacy of the great Auk, a magnificent flightless bird that was hunted to extinction over a century ago. In a journey retracing its migratory route, host Richard Wheeler…
  14. 14 What's New About Menopause Nov 1, 1994 · 55m NOVA tackles the long-taboo subject of menopause, profiling new research and examining the medical and ethical controversies that arise when science enables women to postpone menopause or…
  15. 15 The Tribe that Time Forgot Nov 8, 1994 · 55m NOVA travels deep into the Amazon wilderness in search of a mysterious tribe- a tribe that dismembered and partially ate three prospectors in 1976. Locating the group, NOVA lives with them…
  16. 16 Killer Quake! Nov 15, 1994 · 55m NOVA probes the 1994 Los Angeles earthquake. Even as the city struggles to repair itself from the tragedy, seismic pressure continues to build. Scientists fear that newly discovered faults…
  17. 17 Buried in Ash Nov 29, 1994 · 55m Ten million years ago, an enormous volcanic eruption buried much of what is now Nebraska in up to 10 feet of ash, preserving countless skeletons of prehistoric big game animals. NOVA joins…
  18. 18 Rescue Mission in Space Dec 6, 1994 · 55m Hobbled by defective eyesight because of its original, bungled prescription, the Hubble Space Telescope was recently repaired in a dramatic Space Shuttle mission. NOVA follows the exploits…
  19. 19 Journey to the Sacred Sea Dec 20, 1994 · 55m NOVA travels to Lake Baikal, the world's oldest and deepest lake, containing one-fifth of all the fresh water on Earth. Investigating Baikal from above, below and all around, NOVA charts…
  20. 20 In Search of the First Language Dec 27, 1994 · 55m NOVA explores the common threads that link the more than 5,000 languages of Earth, including a controversial theory that claims to reconstruct words from a time when only a handful of…