WASHINGTON -- Tyrannosaurus Rex and his buddies could be on the move as a new study proposes a massive shake-up of the dinosaur family tree. Scientists who took a deeper look at dinosaur fossils ...

Researchers have conducted a new analysis of the origins of ‘bird-hipped’ dinosaurs – the group which includes iconic species such as Triceratops – and found that they likely evolved from a group of ...

Scientists have unveiled a previously unknown tyrannosaur species that fundamentally changes our understanding of how the mighty Tyrannosaurus rex evolved. The newly identified dinosaur, named ...

Argentine scientists reveal Chucarosaurus diripienda, a giant 30-meter titanosaur found in Patagonia that challenges ...

Hidden in rocks may have animal kingdom’s oldest known predator. Hidden in rocks once thought too old to contain complex life we may have found the animal kingdom’s oldest known predator. Hidden in ...

It’s been a pretty wild week in the world of paleontology. In a groundbreaking new study published in this week’s Nature journal, new findings suggest that dinosaurs are actually about 15 million ...

The so-called Frankenstein dinosaur is the missing link connecting plant-eating dinosaurs such as the Stegosaurus to a group including carnivorous ones such as the Tyrannosaurus Rex, scientists have ...

TERUEL, Spain — Paleontologists have been piecing together the history of stegosaurs with frustratingly incomplete fossils for decades. But researchers in Spain recently discovered a pristine skull ...

When a new species comes to light, its effect on the arrangement of its family tree might be better measured by statistics than by headlines. In a study of primates and flightless dinosaurs, ...