Chest-thumping and grunting alpha males, a study suggests, may be losing the battle for preferable females to males who can demonstrate caregiving and the ability to provide for a family.

New evidence proves humans are continuing to evolve and that significant natural and sexual selection is still taking place in our species in the modern world.

Prejudice against people from groups different than their own is linked to aggression for men and fear for women, suggests new research led by Michigan State University scholars.

Physical stature affects people’s preferences in political leadership. The study reveals that a preference for physically formidable leaders may have evolved to ensure survival in ancient human times.

Grim economic times could cause men to seek more sexual partners, giving them more chances to reproduce, according to research by Omri Gillath, a social psychology professor at the University of Kansas.