New research shows facial expressions are planned by the brain before movement, not automatic emotional reactions.

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 ...

Cats have 276 distinct facial expressions, a discovery that turns on its head the popular belief that our pet felines are aloof and just not that into us. In fact, cats likely evolved these various ...

Do your facial movements broadcast your emotions to other people? If you think the answer is yes, think again. This question is under contentious debate. Some experts maintain that people around the ...