Analysis of the chemistry of ancient T. rex tooth enamel adds weight to the idea that the fierce Cretaceous predator ...

Add Yahoo as a preferred source to see more of our stories on Google. Millions of years ago, the earth was ruled by massive animals. Many of these most notable remarkable animals were dinosaurs. Among ...

Deep in the central Sahara, a remote fossil site in Niger has yielded evidence of Spinosaurus mirabilis, a spinosaurid ...

A tooth analysis hints that the fearsome predator ran at a toasty 97 degrees Fahrenheit. Maintaining that internal temperature may have allowed it to inhabit a range stretching from modern-day Alaska ...

Scientists found a rare fossil feather, bird bones and fish scales inside dinosaur poop from Montana, revealing a prehistoric ...

A newly discovered, carnivorous lizard ostensibly represents what most casual onlookers would perhaps perceive to be a dinosaur; however, it is in fact a precursor of the modern crocodile. Named ...

Fossils found in north-west Queensland have given palaeontologists "direct evidence" of the behaviour of prehistoric animals in the Eromanga Sea 100 million years ago. This is one of the clearest — ...

In the third episode of our Dead World video series, National Geographic digital editor Nicholas St. Fleur examines tiny prehistoric predators with baffling claws, weird wings, and bony skulls ...