Season 2, Episode 2 How Much Do You Smell?

First Aired: November 10, 1974

How living organisms---from insects to humans---communicate by scent. Among the phenomena surveyed: animals whose chemical secretions, when scented by the opposite sex, trigger an impulse to mate. Also: ways in which people rely on their sense of smell without realizing it.

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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)

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