When did NOVA Season 17 Episode 20 air?
NOVA Season 17 Episode 20 aired on December 18, 1990.


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 tracks a mysterious disease that suddenly and fatally attacks the children of a small Brazilian town. Researchers from the Centers for Disease Control in Atlanta are called in to crack the case.
Direct answers for episode-level questions and details.
NOVA Season 17 Episode 20 aired on December 18, 1990.
This episode runs for approximately 55 minutes.
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