how we see - eyes and brain Mar 16, 2013 17:55:02 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Marsrocks on Mar 16, 2013 17:55:02 GMT -5 starting at about the 5 minute mark of this video:www.youtube.com/watch?v=APuSTO_q3Xg