Popular Science

How to smile without looking like a creep, according to scientists

Researchers have tried to isolate the traits of a winning grin.

creepy smile

Not all smiles are created equal.

tonipostius via Flickr

How much teeth should you show when you smile? How wide should your grin be, and what if it’s crooked? Using a variety of computer-animated faces, researchers from the University of Minnesota have done their best to isolate the traits of a winning smile.

At first glance, this may seem like a laughing matter. But for people with paralysis or other medical conditions, being physically unable to smile can cause communication problems, anxiety

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