A GIANT two-legged dinosaur that dwarfed the T-rex stomped through the Gobi Desert over 65 million years ago. The proof? Its ...

There was also massive size variation present in the clade, with the smallest raptors being roughly the size of modern dogs, and the largest theropod dinosaurs growing to the size of a modest house.

Ishigaki in the press release. In another discovery earlier, the UK's largest dinosaur trackway site was uncovered in an Oxfordshire quarry. Nearly 200 massive footprints were discovered ...

Scientists put their “stamp” on prehistory after discovering a massive dinosaur footprint in Mongolia said to have belonged to one of the largest two-legged animals ever to roam the Earth.

Determining the biggest dinosaur involves estimating sizes based on incomplete fossil records and digital modeling. Argentinosaurus, Patagotitan, Sauroposeidon and Dreadnoughtus are among the ...

When you picture a dinosaur, what does it look like? For Jingmai O'Connor, paleobiologist and associate curator of reptiles at the Field Museum of... Birds are dinosaurs. Here's how scientists ...

Maybe you imagine large armored dinosaurs like Ankylosaurus or Stegosaurus. But for Jingmai O’Connor, the dinosaurs she studies – look a lot more like birds. “If you looked at an artist’s ...