When did Horizon Season 2 Episode 6 air?
Horizon Season 2 Episode 6 aired on March 17, 1965.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Is there a fifth force in the Universe, or must we revise our ideas about time? Horizon visits the Rutherford High Energy Laboratory where an experiment is running to settle this, and talks to Dr. Lipman.
Direct answers for episode-level questions and details.
Horizon Season 2 Episode 6 aired on March 17, 1965.
This episode runs for approximately 60 minutes.
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