For decades, scientists have been counting annual growth rings—similar to tree rings—inside fossilized leg bones of ...
New Scientist on MSN
T. rex took 40 years to become fully grown
An analysis of growth rings in the leg bones of 17 Tyrannosaurus rex individuals reveals that the dinosaurs matured much more ...
At the American Museum of Natural History in New York City stands a goliath: The most accurate reconstruction of Tyrannosaurus Rex ever made. And according to Mark Norell, head paleontologist at the ...
A controversial dinosaur fossil previously believed to be a juvenile Tyrannosaurus rex is in fact a different species altogether — the Nanotyrannus — a new study suggests. The research has up-ended ...
If your image of Tyrannosaurus rex is based on the ferocious creature in "Jurassic Park," you've gotten quite a few things wrong about the "king of the dinosaurs." In recent years, paleontologists ...
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