The skeleton shows large muscle insertions and fully developed pectoral girdles, so the arm had strong muscles ... becoming extinct some 20 million years before T-rex evolved.

CHICAGO (WREX) — Scientists at the Illinois Field Museum are doing research on the Tyrannosaurus Rex ... arm from the dinosaur skeleton to understand how strong the pre-historic beast was. C-T ...

They soon realised these were no ordinary dinosaur fossils, they were T. rex arm bones, complete with the ... which in turn need a whole load of muscle to allow them to work properly.

The Field Museum’s dinosaur Sue is lending a hand — er, an arm — to the project ... “There’s all these funny jokes about how a T. rex can’t clap its hands and it can’t play drums ...

No creature in the history of planet Earth sparks the imagination quite like Tyrannosaurus rex. But how do we separate the movie-monster myth from the actual animal? Victoria the T-rex ...

Does your sleep position mimic a prehistoric predator? You might have heard the term "T-Rex arm sleeping" thrown around in discussions about quirky sleep habits. And, no, it does not involve suddenly ...