But for two species of dinosaur, the opposite was true. This is the story of how they allied together to fend off predators in their march towards the Arctic Circle.

A reexamination of fossils found in Mongolia has revealed a previously unknown “missing link” species that led to dinosaurs like Tyrannosaurus rex.

What dinosaur has 500 teeth? This prehistoric jaw was one-of-a-kind. This dinosaur’s skull was light as air but its mouth was packed with power—and a unique ability to quickly grow teeth.

T. rex is the deadliest land predator ever to live, and there has long been a fascination with the dinosaur that has been extinct for about 66 million years. Khankhuuluu, a newly discovered ...

A new dinosaur species, Enigmacursor mollyborthwickae, has been identified from a partial skeleton found in Moffat County, Colorado, researchers said.

A small dinosaur that once dashed along North American riverbanks has found a new home in London. The new species, named Enigmacursor mollyborthwickae, is the most complete named specimen of its ...