I ran across this and thought it might be of interest. ~ em http://www.sciencedaily.com/releases/2009/01/090119210614.htm [Message sent by emily@uidaho.edu via AddThis.com. Please note that the sender's email address has not been verified.] _______________________________________________ xmca mailing list xmca@weber.ucsd.edu http://dss.ucsd.edu/mailman/listinfo/xmca