Pushing the tab on a car's rearview mirror seems to dim the headlights of the car behind you -- but how? Learn how rearview mirrors work in this classic episode of BrainStuff.
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How Did Weasels Get a Bad Rap?
15:37

How Did Napoleon I, the Emperor of the French, Rise and Fall?
15:08

BrainStuff Classics: How Did Alchemy Create Chemistry?
07:11