A Montana fossil reveals that Nanotyrannus, once thought to be a young T. rex, was actually a full-grown predator and it's ...

In the badlands of eastern Wyoming, the Lance Formation is a trove of prehistoric fossils. And one area in particular — a region less than 10 kilometers (6 miles) across — has provided scientists with ...

Researchers have discovered an exceptionally rare pair of dinosaur mummies in eastern Wyoming that appear to have been preserved in an unexpected and unusual way, providing fresh clues about what ...

It’s been called the most misunderstood dinosaur in history. For decades, Spinosaurus was depicted as a land-hunting giant, until new fossils suggested it spent much of its life in water. Its ...

NEW YORK — Researchers have unearthed a spooky pair of dinosaur mummies that seem to have been preserved in an unexpected way. These dinosaur remains are different from the wrapped mummies of Egypt or ...