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

Season 49 · Episode 1 ·
Do You See What I See?
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.
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Episode 1 of season 49 of Horizon: “Do You See What I See?”. Aired 2011-08-08. Watch it online free on ZapFlix.