Mike CrisseySocial Links Navigation Latest articles by Mike Crissey Linguist Deciphers Uses of Word 'Dude' By Mike Crissey published 8 December 04 Human Behavior Sign up for the Live Science daily newsletter nowGet the world’s most fascinating discoveries delivered straight to your inbox.Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors LATEST ARTICLES1Diagnostic dilemma: A man who couldn't pee had been infected by one of the largest known human parasites2The James Webb telescope reveals the truth about a planet that crashed into its own star3Primates: Facts about the group that includes humans, apes, monkeys and other close relatives4'A relationship that could horrify Darwin': Mindy Weisberger on the skin-crawling reality of insect zombification5'Dispiriting and exasperating': The world's super rich are buying up T. rex fossils and it's hampering research