Why Do Americans Smile So Much?
May 25, 2017
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?”.
Authors: Alice Roth, Olga Khazan, Jeremy Raff, Caitlin Cadieux
About This Series
The incredible science behind everyday life