Are intelligent people more prone to depression?

24 July 2015
Presented by Chris Smith, Redi Tlhabi

Depressed man

A depressed man

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Are intelligent people more prone to depression? Will we ever exceed the speed of light? What can survive inside a human stomach? Can rhymes help you to learn new things? How is the brightness of a light measured? How do bikes steer? Are balding men more prone to prostate cancer? Plus, eye drops that can treat cataracts.

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