A fossil tyrannosaur pulled from the badlands of southern New Mexico has forced paleontologists to rethink when giant ...

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

Brazilian scientists in a recent breakthrough have revealed a new species of giant dinosaur, the biggest one found in the South American country. Named Dasosaurus tocantinensis, the ...

An expanse of ancient rock in the high-altitude Torotoro National Park in Bolivia has been revealed as the largest dinosaur tracksite ever recorded. The site includes a record-smashing 16,600 ...

For years, we suspected that Alvarezsaurids underwent a rare process of evolutionary miniaturization directly coupled to a ...

These fine feathers weren't just for show. Scientists have discovered a new kind of airborne dinosaur with extraordinarily long tail feathers that could have helped save the animal from crash landings ...

WASHINGTON, Jan 30 (Reuters) - It may have been suicidal for a predator to go after a healthy adult Brachiosaurus, a behemoth weighing perhaps 60 tons that was a member of the long-necked group of ...

GLEN ROSE, Texas — They say everything is bigger in Texas and that includes dinosaur tracks. Over 113 million years ago, pre-historic dinosaurs roamed what is now the Glen Rose area in Texas and ...

A reconstruction of a Late Jurassic Dry Mesa Dinosaur Quarry ecosystem around 150 million years ago which shows a diverse array of bipedal theropod dinosaurs including the largest in the ecosystem ...