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 ...
Ever asked a question and been met with a blank stare? It’s awkward enough with a person—but on a humanoid robot, it can be downright unsettling. Now, an international team co-led by Hiroshima ...
Photo-Illustration by Chloe Dowling for TIME (Source Images: Klaus Vedfelt—Getty Images, Tim Robberts—Getty Images, Kelvin Murray—Getty Images, Robert Recker—Getty Images, Howard Kingsnorth—Getty ...