Sarah Holt
Director
NOVA (1974)
Season 4
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.
Released March 3, 1974
Episode 55 min
10+
Genres: Documentary
Keywords: tmdb.nature, imdb.scene-during-end-credits, imdb.science-and-technology-documentary, imdb.science, imdb.scientist, awards.emmy-award-winner, awards.emmy-award-nominated + 7 more, tmdb.candid, tmdb.inspirational, tmdb.factual, tmdb.dramatic, tmdb.informative, tmdb.instructive, imdb.nature-documentary
Watch Providers: PBS, PBS, Hoopla, Spectrum On Demand, PBS America Amazon Channel + 2 more, PBS Documentaries Amazon Channel, YouTube TV
Production Companies: WGBH Boston
Network: PBS
Country: United States
Languages:
English
S4E1 - Hitler's Secret Weapon
NOVA traces the development of Hitler's V-2 rocket through rare footage obtained from the National Archives—some never broadcast before on television.
Jan. 5, 1977, midnight
S4E2 - The Hot Blooded Dinosaurs
If you were a dinosaur scientist, what would you do with a pile of fossil bones? How would you even start to put the giant jigsaw puzzle together, never mind discover anything about how these dinosaurs lived? NOVA explores the incredible world of the dinosaur scientist.
Jan. 12, 1977, midnight
S4E3 - What Price Coal?
What is the price we are prepared to pay for coal? NOVA looks at the environmental and health safety issues raised by the government, industry, and the victims.
Jan. 19, 1977, midnight
S4E4 - The Sunspot Mystery
NOVA explores the research on the 1976 drought in the western United States which led some solar scientists to discover the link between weather patterns and the 11 year sunspot mystery.
Feb. 2, 1977, midnight
S4E5 - The Plastic Prison
NOVA follows the lives of three boys who have combined immuned deficiency—a disease that leaves its victims with no immune system.
Feb. 9, 1977, midnight
S4E6 - Incident at Brown's Ferry
NOVA recreates March 1975 at Brown's Ferry, an Alabama nuclear power plant—the largest in the world—that suffered a seven-hour fire which came very close to developing into a major public disaster.
Feb. 23, 1977, midnight
S4E7 - Bye Bye Blackbird
NOVA looks at blackbirds, their winter habit of nesting in the millions, and the destruction they do to crops.
March 2, 1977, midnight
S4E8 - The Pill for the People
NOVA profiles chemist Russell Marker who made the birth control pill possible by discovering a synthetic substitute for the hormone progesterone.
March 9, 1977, midnight
S4E9 - The Gene Engineers
NOVA explores the history of genetic engineering and the possible risks and benefits of this area of research
March 16, 1977, midnight
S4E10 - The Human Animal
NOVA investigates the controversial theory of Harvard University biologist E.O. Wilson, that many aspects of human behavior are genetically determined.
March 23, 1977, midnight
S4E11 - The Wolf Equation
In the winter of 1976-77, 80 percent of the wolf population in Northwest Alaska was the target of aerial hunts. Although the area is roamed by the Western Arctic caribou herds—a natural predator of the wolf—the caribou population has been steadily decreasing in number. NOVA examines how the Dept. of Fish and Game is handling the the problem of wolf control.
March 30, 1977, midnight
S4E12 - The Dawn of the Solar Age
Solar energy is increasingly popular as a home heating source. But only recently has it been seriously considered as a source of industrial power. NOVA looks at this new industrial approach, such as the use of a huge windmill in Ohio, giant machines that may generate electricity from the heat of the tropical seas or from the motion of waves, and an orbiting solar power station able to beam microwaves to earth.
April 20, 1977, midnight
S4E13 - The Business of Extinction
NOVA explores the huge international illegal trade in animals, penetrates the thriving underworld of smugglers and assesses the effects on vanishing wildlife.
April 20, 1977, midnight
S4E14 - The Red Planet
NOVA traces 300 years of speculation, investigation and discovery that have centered on Mars—particularly the theory that the planet could support life. Questions raised by NASA's 1976 Viking mariner missions about how the vast canyons were formed are also explored.
April 27, 1977, midnight
S4E15 - Tongues of Men (1)
In part one of this two-part exploration of the diversity of world languages, NOVA examines how and why the bewildering confusion of languages came about.
May 11, 1977, midnight
S4E16 - Tongues of Men (2)
In part two of this two-part series on the diversity of language, NOVA explores how man has coped with the confusion of language and asks if the growing acceptance of English is the answer.
May 18, 1977, midnight
S4E17 - Linus Pauling: Crusading Scientist
NOVA profiles Linus Pauling—the only person to have received two unshared Nobel Prizes for his work in nuclear weapons.
June 1, 1977, midnight
S4E18 - Across the Silent Barrier
NOVA explores the different means by which hearing-impaired people have learned to penetrate the world of the hearing by visiting with Kitty O'Neil—a woman record-holding speed car racer; Frances Parsons, an advocate of hearing-impaired persons' rights; and workers at Silent Industries—a factory in Los Angeles founded by a deaf man.
June 22, 1977, midnight
S4E19 - The New Healers
NOVA explores the delibitating diseases that are often caused by poverty and follows two paths to health care in Tanzania and the United States.
June 29, 1977, midnight
Network: PBS
Episode Runtime: 55 min.
Season Runtime: 55715 min.
Released: March 3, 1974
Last Air Date: Nov. 12, 2025, midnight
Next Air Date: Jan. 21, 2026, midnight
Status: Returning Series
Certification: TV-PG
Common sense age: 10+
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