Facial expression control starts in a very old part of the nervous system. In the brain stem sits the facial nucleus, which ...

ARISTOTLE RECKONED the face was a window onto a person’s mind. Cicero agreed. Two millennia on, facial expressions are still commonly thought to be a universally valid way to gauge other people’s ...

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

A wearable device consisting of two mini-cameras mounted on earphones can recognise your facial expressions and read your lips, even if your mouth is covered. The tool – called C-Face – was developed ...

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 ...