2008-12-16

The Yawn Explained: It Cools Your Brain : Discovery News


Little things like this fascinate me. So, I must be confusing having a hot head for being bored. Odd.<a href='http://dsc.discovery.com/news/2008/12/15/yawn-brain-head.html'>The Yawn Explained: It Cools Your Brain : Discovery News</a>.