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

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

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

In 1945, the US not only stopped the Shōwa emperor from abdicating, but also presented him as utterly blameless for the war crimes. Why?

How do you know if you're eating the proteins your body truly needs? Here's the difference between essential and non-essential amino acids.