A blood test to diagnose mental illness is a "holy grail" of psychiatry.

To what extent will our psychological vulnerabilities shape our interactions with emerging technologies?

Brian C. Muraresku, New York Times best-selling author of "The Immortality Key," unpacks ancient evidence for the widespread ritual use of psychoactive plants.

Researchers discovered something modern humans had never before seen—a flashy Neanderthal horn collection.

We are about to learn a lot more about the most elusive of cosmic particles.