Keira Knightley and Kristen Stewart are its best ambassadors. Instead of curving upwards, their mouths curve downwards, ...

Facial expressions have been called the "universal language of emotion," but people from different cultures perceive happy, sad or angry facial expressions in unique ways, according to new research.

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 ...

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 ...

A team from Bristol's School of Experimental Psychology aimed to find out whether six basic facial expressions differing in intensity are challenging for young people with autism to recognise.