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

A major step taken toward an English settlement on the North American coast involved stablishing mercantilism.

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

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

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