A new study reports on the functional advantages which caused the specific appearance of the human's angry face to evolve.
A new study reveals oxytocin, a hormone implicated in bonding, may play an important role in social interactions between man and dog.
Tega, a socially assertive educational robot is able to interpret emotional responses of students and create a personalized motivational strategy, researchers report.
A new study debunks the assumption that facial expressions simply reveal human emotion. Researchers report our facial expressions stem primarily from our intentions.
Study reveals the universality of human facial expressions in response to emotion that spans geographical and cultural borders.
Researchers say sex influences emotional interpretation of faces and voices. Faces and voices are judged to be male when they are angry and female when they are happy.