When I was a college teacher, I frequently asked my students to identify a psychological discovery that took them completely by surprise, a finding they never would have predicted in advance. This ...

Richard Leakey has died. The famed anthropologist whose discoveries helped prove mankind began in Africa was 77 years old. Leakey was also a conservationist, leading the charge to try to wipe out the ...

A momentous discovery in South Africa could turn our understanding of human history on its head. A non-human creature dubbed Homo naledi was discovered nearly a decade ago — and researchers now ...