1 / 5 4 Things You Never Knew About the Head

<i>It is command central, sphere of your business -- your personal control panel.</i> <b>1. </b>Experts believe that your brain holds as much data as sixteen 64-gigabyte iPhones (and possibly a lot more). That's more than 250,000 songs. <b>2. </b>When you're faced with a life-threatening situation, your brain actually takes in more information. Research suggests that you retain so much detail about the event (and little else), you'll later recall it as having taken longer than it actually did, or in slow motion. <b>3. </b>You can see with your ears. German scientists discovered that with practice, humans can learn echolocation, the process of finding objects in space by emitting sound waves and listening to the way they're reflected back. <b>4. </b>According to a new study, your millions of olfactory cells perceive ten basic odors, including woody (e.g., fresh-cut grass), chemical (e.g., ammonia) and sickening (e.g., decay). Oh, what the nose knows...

Adam Voohres