You wrinkle your nose and squint when you see a dead rat in the road, but open your eyes, nose and mouth wide when you see a live one in your bedroom. Why? Common facial expressions like disgust and ...

Explore the widening eyes fear expression and its role in enhancing peripheral vision and communicating threats effectively. If cartoonists ever pause in their sketching to ponder human evolution, ...

Most studies of how we recognize facial expressions have used static models of intense expressions. But new research indicates that facial motion -- seeing the range of movement in the arching of an ...