When did Horizon Season 49 Episode 1 air?
Horizon Season 49 Episode 1 aired on August 8, 2011.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

Documentary exploring the impact of colours on people's lives, and how perceptions of them can be influenced by age, gender and mood. The programme examines scientists' claims that different hues have hidden powers, from the winning properties of red to how blue seemingly makes time speed up.
Direct answers for episode-level questions and details.
Horizon Season 49 Episode 1 aired on August 8, 2011.
This episode runs for approximately 60 minutes.
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