Scientists found preserved blood vessel structures in a T. rex fossil, offering new insight into dinosaur healing and fossilization.

Dinosaur DNA may still be out of reach, but scientists are uncovering something almost as exciting—ancient blood vessels ...

In the past, analysis of Tyrannosaurus rex bones suggested that the enormous dinosaurs died by the age of 30. But a new study of T. rex leg bones suggests that they may have lived longer than ...

A University of Regina research team has made discoveries about how dinosaurs may have healed from injuries when they examined the preserved blood vessel structures inside a rib bone from Scotty, the ...

DENVER (KDVR) — Details about a juvenile Tyrannosaurus rex fossil discovered by three boys in North Dakota are beginning to take shape at the Denver Museum of Nature and Science, including its size, ...