Humans not only recognize emotions on the faces of monkeys and apes but also unconsciously mimic those expressions.

Facial expressions arise from brain networks that encode slow, context-rich meaning and fast muscle control on different time scales, keeping smiles and threats socially precise.

You prepared thoroughly for a presentation at work, and now you’re dropping wisdom to a packed room. Much as you expected, your colleagues appear wowed and ...

Mice, unlike most people, cannot force a smile or disguise their disgust (as far as we know). Most of us may not have realized that their tiny, fuzzy faces can muster an emotional expression at all.

Add Yahoo as a preferred source to see more of our stories on Google. A grid showing the faces of multiple cats. Cats can use hundreds of facial expressions to communicate, a new study reveals. Over ...

In the past decade, scientists have made the facial transplants a reality. Now, surgeons can give someone an entirely new, functioning face grafted from a deceased donor. But after these initial ...

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 ...

3D-rendered faces are a big part of any major movie or game now, but the task of capturing and animating them in a natural way can be a tough one. Disney Research is working on ways to smooth out this ...

Credit - 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 ...