Scientists just confirmed a 30-foot void first detected inside the monument years ago. Here’s the technology that helped scientists find it—and what it may have been used for.

Whatever you reject or repress in yourself—negative or positive—is called shadow, and it won’t go away until you claim it.

Grief isn't a competition, but it can sure feel like one. What do we do when our own loss feels like it deserves more attention—or less—than our friend's loss does?