It's commonly believed that that grandpa has more knowledge than his young whippersnapper of a grandkid. But do wrinkles on the face really relate to wrinkles on the brain?
WHAT'S INSIDE: INSIDE THE MIND
- The Human Brain
Thanks to increased media attention, most people have probably heard more about concussions recently. But just what are concussions, and how serious are they?
Studies seem to indicate that men are more likely to harbor violent tendencies than women. What factors do researchers use to come to these conclusions, and most importantly, is it true that men are more violent?