Scientists have found out that test subjects almost always perceive the facial expression on Leonardo da Vinci's famous painting as happy, thus calling into question a long-held assumption in art ...

Cross-cultural research suggests that there are about half a dozen basic facial expressions in humans, such as happiness, sadness, fear, surprise, anger, and disgust. Around the world, people are very ...

In the past decade, scientists have made the facial transplants a reality. Now, surgeons can give someone an entirely new, functioning face grafted from a deceased donor. But after these initial ...

Keira Knightley and Kristen Stewart are its best ambassadors. Instead of curving upwards, their mouths curve downwards, giving them a unique charm. The inverted smile, which doesn't follow the usual ...

Dogs are able to recognize human facial expressions, a new study determined. Canines can tell the difference between happy and sad human faces. This is the first time that a species, other than human ...

(Reuters Health) - Children with autism may have a harder time reading emotions on people's faces than other kids, but they also misunderstand the feelings they see in a way that's pretty similar to ...