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T-Rex

Sue, T. Rex

Study: Field Museum’s Sue Was Bigger Than Anyone Realized

It turns out Chicago’s favorite Tyrannosaurus rex was much heavier than anyone knew.

CBS Chicago–10/13/2011

Paul Sereno dates Eodromaeus from the dawn of the dinosaur era, some 230 million years ago. (Credit: Mike Hettwer/U of C)

Paul Sereno Latest Dinosaur Find: The Precursor To T-Rex

The University of Chicago’s head dinosaur hunter has unwrapped a small new package with teeth and claws–a distant ancestor of T-Rex.

01/13/2011