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 ...

The neural control of rhythmic arm and leg movements encompasses the integration of central and peripheral pathways that coordinate locomotion and complex motor tasks. These processes involve both ...

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

Every time we smile, grimace, or flash a quick look of surprise, it feels effortless, but the brain is quietly coordinating an intricate performance.