Near-infrared spectroscopy, or fNIRS, offers a way to monitor brain activity without surgery or radiation by tracking changes in blood flow and oxygenation. Light sources placed on the scalp send near ...

Tiny lab-grown brain models and the particles they release may reveal hidden differences among Alzheimer’s patients.

The medical consequences of traumatic brain injuries are well-studied and affect millions of Americans every year. But one of the brain's complexities is less explored: how much force from a car crash ...