Every time we show facial gestures, it feels effortless, but the brain is quietly coordinating an intricate performance.

Facial expression control starts in a very old part of the nervous system. In the brain stem sits the facial nucleus, which ...

When a baby smiles at you, it's almost impossible not to smile back. This spontaneous reaction to a facial expression is part ...

Photo-Illustration by Chloe Dowling for TIME (Source Images: Klaus Vedfelt—Getty Images, Tim Robberts—Getty Images, Kelvin Murray—Getty Images, Robert Recker—Getty Images, Howard Kingsnorth—Getty ...

Whether at a birthday party in Brazil, a funeral in Kenya, or protests in Hong Kong, humans all use variations of the same facial expressions in similar social contexts, such as smiles, frowns, ...

When it comes to flirting, men and women aren’t necessarily great at reading the nonverbal cues that show someone is romantically interested in them — and, at best, that can lead to some awkward ...

New research titled "identifying a facial expression of flirtation and its effect on men" deconstructs the morphology of highly-recognized flirtatious facial expressions used by heterosexual women to ...

Lay presentations of research on emotions often make two claims. First, they assert that all humans develop the same set of core emotions. This claim is called the “basic emotion approach” (Ekman, ...

Researchers have described different emotional facial expressions for mice. Similar to humans, the face of a mouse looks completely different when it tastes something sweet or bitter, or when it ...