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 ...

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

In 2020, as the COVID-19 pandemic escalated, many universities shut down or reduced the capacities of research laboratories in an attempt to limit the spread of the virus. At Washington University ...