Bicharracosaurus dionidei, a newly discovered long-necked dinosaur species, is reshaping how scientists understand the ...

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 ...

A small fossil jaw rests in Argentina’s national natural science museum in Buenos Aires. The fossil, only six inches long, carries backward-curving teeth shaped for gripping prey. Paleontologist ...

Scientists have discovered a new species of dinosaur - in the collection of a Mongolian museum - that they say "rewrites" the evolutionary history of tyrannosaurs. Researchers concluded that two 86 ...

“Terrible Lizards”—That’s the literal translation of the term Dinosauria, coined by Sir Richard Owen in the 19th century to describe the colossal bones early paleontologists were unearthing. For a ...

On the final day of the Cretaceous period, some 66 million years ago, Earth was teeming with a dazzling variety of dinosaurs.

Discoverer of more dinosaur species than any other living scientist, Xu Xing says some dinosaurs have birdlike traits, including feathers. Stefen Chow In a pine forest in rural northeastern China, a ...

A crushed skull reveals Ptychotherates bucculentus, a rare early dinosaur reshaping what we know about evolution before a ...

SCIENTISTS who took a deeper look at dinosaur fossils have suggested a different evolutionary history for dinosaurs, and hinted at a slightly different origin. Scientists who took a deeper look at ...