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 ...

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, ...

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, ...

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