The Amazing Human Brain

Injecting the blood plasma of healthy young people into people with Alzheimer's disease might be safe, but not all experts are behind the idea.

WASHINGTON — Humans and many other animals express a range of social behaviors, from cooperation to aggression.

A weak heart may age parts of the brain by 15 to 20 years.

The chemical key to controlling thoughts and memories? It might be molecule called GABA.

Astronauts who spend prolonged time in space experience noticeable changes to their brain's structure, a new study finds.

Fans of spicy foods might be doing their hearts a favor by adding more heat to their meals, a new study from China suggests.

If you've ever realized you were dreaming while you were still asleep, you've had what's called a lucid dream.

Even if you're a generous person who believes in sharing, helping the needy and spreading wealth, your brain is a selfish glutton.

Want to follow conversations better in a noisy restaurant or bar? There soon may be an app for that.

What makes a particular habit or substance an addiction?

Different types of meditation change the brain in different ways, a new study finds.

What happens in the brain and body in the moments after cardiac arrest?

If you've ever had a concussion, you may have heard that you should take it easy for two weeks or so before easing back into your regular activities.

Your brain cares more about the big picture.

Can you see something without really seeing it? Your brain can.