New brain-computer interfaces turn attempted speech into words and can speak them in a voice resembling the user’s own.

How brain implants turn thoughts into speech

Brain tech and AI

The technology could get those with ALS, Parkinson’s disease and brain injuries “talking” again.

Season 2 follows people losing their ability to speak — and the AI and brain implants helping them find their voices again.

How the brain stores, recalls and forgets, and what helps us learn.

Why we sleep, what dreams do, and how rest shapes the brain.

Depression, anxiety, addiction and the science of feeling well.

Alzheimer's, Parkinson's, stroke, epilepsy and the search for new treatments.

How the brain grows in childhood and changes as we get older.

Brain implants, brain scans and the meeting point of AI and neuroscience.

Vision, hearing, touch, pain and how the brain moves the body.

Fear, reward, motivation, social life and the choices we make.