NOVA - Season 21
Run Time: 55 mins
Air Date: Tue, 18 Jan 1994
Average Rating: ⭐ 7 (133 votes)
PBS20 Episodes
Codebreakers
Season 21 - Episode 1
NOVA delves into the history of secret communications and the people who wrack their brains to decipher them. The program probes the most ce...
Dinosaurs of the Gobi
Season 21 - Episode 2
Velociraptors and primitive birds are among the fabulous fossil finds as NOVA accompanies an American Museum of Natural History expedition t...
Daredevils of the Sky
Season 21 - Episode 3
NOVA follows members of the US Aerobatic Team as they prepare for and compete in the 1992 World Aerobatic Championship. The sport, as precis...
Journey to Kilimanjaro
Season 21 - Episode 4
NOVA explores ice-capped mountains-on the equator. These African giants are magical islands of life towering above the scorched plains. Gian...
Can Chimps Talk?
Season 21 - Episode 5
NOVA covers exciting and controversial research with chimpanzees who have been trained to express themselves with human symbols. Are they sp...
In Search of Human Origins, Part One
Season 21 - Episode 6
In the first of a three-part series, noted anthropologist Donald Johanson probes the earliest ancestors of the human species - reaching back...
In Search of Human Origins, Part Two
Season 21 - Episode 7
Anthropologist Donald Johanson looks at how our human ancestors of two million years ago made their living. Contrary to popular myth, scaven...
In Search of Human Origins, Part Three
Season 21 - Episode 8
At what point did our distant ancestors become anatomically like us? And, more importantly, when did they begin to act like us? Anthropologi...
Can China Kick the Habit?
Season 21 - Episode 9
NOVA visits the most cigarette-addicted nation in the world-China. Western advertising and trading practices have exacerbated the fatal roma...
Aircraft Carrier!
Season 21 - Episode 10
NOVA experiences the relentless, round-the-clock life aboard the US Navy aircraft carrier, Independence-where every day is a constant drill ...
The Great Wildlife Heist
Season 21 - Episode 11
Polly wants a crackdown when it comes to the illegal trade in the world's most beautiful and intelligent birds: parrots. NOVA goes undercove...
Secret of the Wild Child
Season 21 - Episode 12
NOVA profiles "Genie," a girl whose parents kept her imprisoned in near total isolation from infancy. When social workers discoverd her as a...
Haunted Cry of a Long Gone Bird
Season 21 - Episode 13
NOVA explores the legacy of the great Auk, a magnificent flightless bird that was hunted to extinction over a century ago. In a journey retr...
What's New About Menopause
Season 21 - Episode 14
NOVA tackles the long-taboo subject of menopause, profiling new research and examining the medical and ethical controversies that arise when...
The Tribe that Time Forgot
Season 21 - Episode 15
NOVA travels deep into the Amazon wilderness in search of a mysterious tribe- a tribe that dismembered and partially ate three prospectors i...
Killer Quake!
Season 21 - Episode 16
NOVA probes the 1994 Los Angeles earthquake. Even as the city struggles to repair itself from the tragedy, seismic pressure continues to bui...
Buried in Ash
Season 21 - Episode 17
Ten million years ago, an enormous volcanic eruption buried much of what is now Nebraska in up to 10 feet of ash, preserving countless skele...
Rescue Mission in Space
Season 21 - Episode 18
Hobbled by defective eyesight because of its original, bungled prescription, the Hubble Space Telescope was recently repaired in a dramatic ...
Journey to the Sacred Sea
Season 21 - Episode 19
NOVA travels to Lake Baikal, the world's oldest and deepest lake, containing one-fifth of all the fresh water on Earth. Investigating Baikal...
In Search of the First Language
Season 21 - Episode 20
NOVA explores the common threads that link the more than 5,000 languages of Earth, including a controversial theory that claims to reconstru...