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

Facial expressions may appear spontaneous, but new research shows the brain begins preparing them long before the face ...

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 of the back-and-forth that allows us to understand each other's emotions ...

Cats can use hundreds of facial expressions to communicate, a new study reveals. Over the course of a year, researchers recorded a total of 276 distinct facial expressions used among a colony of 50 ...