The Science of Smiles - a podcast by iHeartRadio
from 2021-01-31T22:10:42.023393
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The Science of Smiles: Just try to resist the power of the human smile. We dare you! In this episode of Stuff to Blow Your Mind, Robert and Julie explore the science behind all those upside-down frowns. Be sure to check out the accompanying image gallery by clicking here. (Photo by Adrianna Williams/Digital Vision/Getty)
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