Season 21, Episode 1 Codebreakers

First Aired: January 18, 1994

How the work of "Codebreakers" has shaped major events of the 20th century. Included: America's entry into World War I; the victory at the Battle of Midway. Also: Japan's Purple cipher.

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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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