The scientist Stephen Hawking lived with amyotrophic lateral sclerosis (ALS), the most common type of motor neuron disease, ...

Shifting focus on a visual scene without moving our eyes — think driving, or reading a room for the reaction to your joke — is a behavior known as covert attention. We do it all the time, but little ...

Alzheimer’s disease has long looked like a slow-motion wildfire, starting in one part of the brain and then advancing along ...