It has been one of the worst-kept secrets in showbusiness. Now, after years of wearing a toupee, Robin Gibb has decided to bare his baldness to the world. The 53-year-old Bee Gee, whose late twin ...

Microexpressions (brief displays of emotion on the face), hand gestures, and posture all register in the human brain almost immediately—even when a person is not consciously aware they have ...