The field of psychology is seeing more robust research techniques than before, with focus on positive psychology. What led to these changes?

Eight-time presidential candidate and noted conspiracy theorist Lyndon LaRouche has died. What makes a conspiracy theory? Also, can paranoia be good for us?

U.S. Navy has confirmed the status of three reported UFO videos. If aliens are out there, what's keeping them?

Intelligence was traditionally considered to be fixed. But the latest research on brain plasticity challenges this notion.

Pixar's new film "Soul" is light and approachable, despite weighty themes. It raises questions about the identity of oneself.