Some 2.3 million U.S. adults over 65 — more than 4% — have a diagnosis of dementia. But even without a diagnosis, a certain amount of cognitive decline is normal as age sets in. Whether it’s due to ...

The first full map of an adult fruit fly's brain shows 50 million connections between neurons. Researchers are using the map to learn how all... From fruit fly to this guy: a map of one tiny brain may ...

Neuroplasticity is real: Your brain is constantly changing and can form new neural connections throughout your life. Stress is a blocker: Chronic stress inhibits the brain’s ability to adapt and ...

For decades, scientists have mapped attention, memory, language, and reasoning to separate brain networks — yet one big mystery remained: why does the mind feel like a single, unified system?

A new bioluminescent tool allows neurons to glow on their own, letting scientists track brain activity without harmful lasers or fading signals. The advance makes it possible to watch individual brain ...