When did Horizon Season 10 Episode 11 air?
Horizon Season 10 Episode 11 aired on April 5, 1973.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
In this episode, Horizon investigates the chances of survival and chances of a normal life for babies who are born underweight.
Direct answers for episode-level questions and details.
Horizon Season 10 Episode 11 aired on April 5, 1973.
This episode runs for approximately 60 minutes.
Comments coming soon
Discuss episodes with other viewers