When did NOVA Season 20 Episode 19 air?
NOVA Season 20 Episode 19 aired on December 21, 1993 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 profile of the late Richard Feynman—atomic bomb pioneer, Nobel prize-winning physicist, acclaimed teacher and all-around eccentric, who helped solve the mystery of the space shuttle Challenger explosion.
Direct answers for episode-level questions and details.
NOVA Season 20 Episode 19 aired on December 21, 1993 at 9 PM ET.
This episode runs for approximately 55 minutes.
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