When did NOVA Season 4 Episode 9 air?
NOVA Season 4 Episode 9 aired on March 16, 1977 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 explores the history of genetic engineering and the possible risks and benefits of this area of research
Direct answers for episode-level questions and details.
NOVA Season 4 Episode 9 aired on March 16, 1977 at 9 PM ET.
This episode runs for approximately 55 minutes.
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