Neuroscientists believe that the brain can remain relatively healthy and full-functioning as it ages.

Researchers throughout the world are pursuing a variety of new ways to repair or replace neurons and other cells in the brain. For the most part, these experimental approaches are still being worked out in animals and cannot be considered therapies for humans at this time.

From remembering a friend's face to figuring out where you left your keys, the act of memory has many dimensions.

The messages sent from one brain cell to another are the basis of brain function. Brain cells communicate through both electrical and chemical means.

Plasticity itself is not unique to humans, but the degree to which our brains are able to adapt is.

Often considered the most important sense for humans, hearing allows us to communicate with each other by receiving sounds and interpreting speech.

Much as vaccinations eradicated many destructive diseases in the past, neuroscientists are engineering antibodies to try and treat degenerative diseases such as Alzheimer's and Parkinson's.

A major breakthrough in understanding how the brain accomplishes learning and memory began with the study of a person known by his initials, H.M.

HIV attacks the immune system’s cells that help protect the body from infection and can also lead to severe neurological disorders.

The ability to react quickly in response to threatening events has been with us since the time of our earliest ancestors.