Scientists used powerful X-rays to see mineral “shadows” where blood once flowed through vessels in a Tyrannosaurus rex rib.

The discovery of old bones, 35 years ago this week, would lead to a years-long legal battle that put South Dakota, and a ...

Folks are invited to head down to Eastend on Saturday to celebrate the largest Tyrannosaurus Rex in the world. Scotty the T.

Tyrannosaurus subdued prey with raw power, using bone-crushing bite force. Giganotosaurus relied more on slashing and ripping ...

It’s obvious a 95 million-year-old fossil would have a rich past — but what a CNN writer discovered about a dinosaur tooth he ...

A recent study reveals the diverse predatory adaptations among large carnivorous dinosaurs. T. rex had the highest estimated ...