If neuroanatomy grad student Aubrey Gilbert's "whirlwind tour of your nervous system" doesn't blow your mind, the opportunity to hold a human brain in your hands just might.<br><br><a href='http://www.berkeley.edu/news/berkeleyan/2006/12/07_brain.shtml' target='_blank'>http://www.berkeley.edu/news/berkeleyan/2006/12/07_brain.shtml</a><br><br>