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

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

Facial mimicry refers to automatic copying of another person’s facial expressions. When one person smiles, a listener may ...

If you were to travel anywhere in the globe -- even to visit remote tribes who have scant contact with the larger world -- would people be able to read your emotions from your facial expressions ...