A newly identified dinosaur fossil from Brazil is offering fresh clues about how ancient animals once moved across continents ...

The asteroid impact that wiped out the dinosaurs didn’t keep life down for long. New research shows that microscopic plankton began evolving into new species within just a few thousand years—and ...

A nearly complete dinosaur skeleton discovered in Patagonia is helping scientists crack the mystery of alvarezsaurs, a bizarre group of bird-like dinosaurs. The fossil of Alnashetri cerropoliciensis ...

Long before mammals dominated the land and even before the most famous dinosaurs appeared, Earth was home to a wide variety of powerful predators. While dinosaurs often get most of the attention when ...

The newly identified 'Dasosaurus tocantinensis' reached 20 metres in length and shares a direct lineage with specimens found in Spain ...

Did dinosaurs live in Alabama? Fossils, museum finds and the famous Selma dinosaur egg reveal the state’s prehistoric past.

Scientists in Brazil have discovered a new giant dinosaur species named Dasosaurus tocantinensis, believed to be one of the ...

Sonselasuchus cedrus, discovered in fossils from Arizona, was a crocodile relative from the Triassic period that grew into an ...

Ever seen a sparrow running around your garden, scurrying around, and wonder if T. rex used to do the same? Well, birds are not only related to dinosaurs, but they are also dinosaurs, the last ...

A river in Australia may have been flowing for 300 to 400 million years, long before dinosaurs existed. How did the ancient Finke River survive dramatic geological changes for so long?

If you thought that crocodiles were menacing enough, be glad that you didn’t live in Arizona some 225–201 million years ...

Researchers discovered that a 215-million-year-old reptile started life on four legs and switched to two as an adult.