
Ever wonder what's happening inside your head? From dreaming to anxiety disorders, discover how your brain works with this illuminating series.

How does remembering work? Delve into the way the brain stores, processes and retrieves memories -- and why certain ones sometimes prove unreliable.

Why do we dream? When the lights go out, interesting things happen in the brain and body. What’s the significance of dreams, and what can they teach us?

Feeling anxious? You're not alone. Stand-up comedian Maria Bamford shares her personal experience with OCD in this examination of anxiety disorders.