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The study of fossils offers scientists a look at species that lived long before documented history. Once in a while, scientists get a glimpse of something unexpected during their examinations.

Paleontologists reported Friday the discovery of a remarkable fossil: a juvenile tyrannosaur called Gorgosaurus libratus with the partially digested drumsticks of two birdlike dinosaurs where its ...

This National Fossil Day, take an inside look at the effort to free the skeleton for research after more than a century in museum fossil halls Jack Tamisiea The museum’s twisted Gorgosaurus skeleton ...