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Why Do Americans Smile So Much?

May 25, 2017 | 14 videos
Video by The Atlantic

Americans tend to smile more often than people in other countries. Olga Khazan digs into a couple scientific findings why — it turns out, American smiles signal excitement, confidence, and also have to do with a long history of immigration.

For more, read Olga’s article, “Why Do Americans Smile So Much?”.

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Authors: Alice Roth, Olga Khazan, Jeremy Raff, Caitlin Cadieux

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The incredible science behind everyday life