The Tyrannosaurus rex is often shown baring massive, sharp teeth, like the ferocious creature in "Jurassic Park." But new research suggests that this classic image might be wrong. The teeth on T. rex ...

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 ...

However, there's a bit of a "wrinkle," according to Thomas Carr, T. rex expert and associate professor of biology at Carthage College in Wisconsin. That's because there's a gap in the fossil record ...

One Tyrannosaurus rex seems scary enough. Now picture 2.5 billion of them. That’s how many of the fierce dinosaur king probably roamed Earth over the course of a couple million years, a new study ...

National Fossil Day, an annual celebration of all things fossil, has come around again. But not everyone is jubilant. As the government shutdown ticks on—with debate fossilized, you might say—a mighty ...

A FedEx truck carrying the Wankel T. rex skeleton departed Bozeman, Montana, on Friday for the National Museum of Natural History in Washington, D.C. A bronze cast of the 65-million-year-old skeleton ...

The Tyrannosaurus rex seemingly came out of nowhere tens of millions of years ago, with its monstrous teeth and powerful jaws dominating the end of the age of the dinosaurs. How it came to be is among ...