11 amazing facts about the human brain

1. The human brain isn't actually fully mature until age 25
2. Scientists think that human brains are actually shrinking over time
3. The human brain is mostly water and dehydration can make it work poorly
4. Your brain can't actually feel pain
5. Extreme dieting may lead your brain to eat itself
6. The part of the brain responsible for memory is significantly larger in taxi drivers
7. The part of your brain that lets you see are actually nowhere near your eyes
8. Contrary to the popular myth, you actually do use most of your brain
9. When musicians play together, their brain waves synchronize
10. Some blind people are able to "see" out of their ears (It is possible to "see" sounds)
11. Your brain activity is as unique to you as a fingerprint.

Source: Insider