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

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 ...

Every time we show facial gestures, it feels effortless, but the brain is quietly coordinating an intricate performance.

In a new study, a research team at Basel University Hospital in Switzerland investigates the biochemical and physiological characteristics of orbicularis oculi, a group of facial muscles that control ...

It’s intentionally sending a signal that it’s pissed off, so beware ...

Every dog owner knows how hard it can be to say no to "puppy-dog eyes," but a new study shines light on how canine facial expressions evolved and why humans are able to understand them so well.

New preliminary data offers insight into why we may find dogs to be so darn lovable. A study found that dogs generally have faster facial muscles than wolves—muscles that allow them to quickly react ...