Parents just don't understand. Scientists didn't understand either, until they got a good look inside the teenage brain -- and what they saw turned what we thought we knew on its head. See more »

It doesn't exactly seem like something the human body would do -- let a large portion of itself go to complete waste. Is it true that most of your brain is on permanent hiatus? See more »

Instead of just giving in to your food cravings, how about nourishing your brain? Take a look at the foods that kick-start your smarts. Here's a hint -- that candy bowl's not going to help. See more »

Do gender differences go beyond our reproductive organs? Popular culture would have you believe that men are from Mars, while women call Venus their planet of birth. Is it possible to finish the argument of nature versus nurture? See more »

To achieve stability despite quick eye movements, the eyes take before and after shots of an image and compare them. Now, scientists may have finally discovered how. See more »

You only use 10 percent of that big gray mass of wrinkles -- unless you listen to Mozart. At least, that's what we've heard about the brain. But how many common brain beliefs are just plain wrong? (Answer: 10.) See more »

Compare neuroscientists with crackerjack detectives like Nancy Drew and Hercule Poirot, and the brain docs might come up short. After all, they have yet to crack the case on five big brain mysteries. See more »

If bigger is better, then some of us have the advantage when it comes to brainpower. Human brains (and noggins) don't all look the same. Does size really matter? And if it does, who comes out on top? See more »

Try saying "toy boat" three times fast. By the time you're done, the words will be all distorted. It's a classic tongue twister, but is it your tongue or your brain that's really tangled up? See more »

Even if you're very ticklish, you probably are incapable of tickling yourself. Learn why. See more »