When did NOVA Season 21 Episode 1 air?
NOVA Season 21 Episode 1 aired on January 18, 1994 at 9 PM ET.


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.
NOVA delves into the history of secret communications and the people who wrack their brains to decipher them. The program probes the most celebrated of all cryptographic coups: the breaking of the World War II codes used by Japan and Germany and how codebreaking helped shorten the war.
Direct answers for episode-level questions and details.
NOVA Season 21 Episode 1 aired on January 18, 1994 at 9 PM ET.
This episode runs for approximately 55 minutes.
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