Season 3, Episode 7 90 Degrees Below
First Aired: February 15, 1976
Scientific research being conducted in Antarctica. This 1976 report shows scientists gathering data from rocks that have undergone little erosion; examining layers of ice for clues to the earth's atmosphere at different historical stages; and studying animals that have adapted to the environment.
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- Premiered: March 3, 1974
- Rating: None
- Premise: PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys (four in 2002 alone) since its 1974 debut. `Nova' clearly, and often engagingly, `demystifies' a vast range of science, technology and history topics---past a… (more)