This week, I did a shoot with a client who didn't know how to smile. I would say, 'Now give me a big smile', and her lips would twitch but remain in a straight line. I tried variants of this directive ...

Nothing could be more unsettling than having your food smile back at you. A woman in the Philippines nearly lost her lunch after she bought a fish to eat, only to discover that it had teeth so ...

A research team used 125 physical markers to understand the detailed mechanics of 44 different human facial motions. The aim was to better understand how to convey emotions with artificial faces.