When did NOVA Season 14 Episode 20 air?
NOVA Season 14 Episode 20 aired on December 8, 1987 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.
A trail of evidence leading from a medieval abbey to a small town in Connecticut sheds new light on rheumatoid arthritis, a crippling inflammation of the joints with no known cause or cure.
Direct answers for episode-level questions and details.
NOVA Season 14 Episode 20 aired on December 8, 1987 at 9 PM ET.
This episode runs for approximately 55 minutes.
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