What they found is remarkable: North America’s oldest-known dinosaur. The discovery brought scientific advances that revise the understanding of reptile evolution on the planet. It also broke a ...

Scientists discovered two Jurassic bird fossils in China, pushing back bird diversification by 20 million years. One, ...

Milan, December 19 - The oldest large predator dinosaur in the world was Italian, palaeontologists said Wednesday. The young ceratosaur that lived 200 million years ago, whose scientific name is ...

Two of the fossils represent the oldest known megaraptorids globally ... now—are providing new insights into the evolution of dinosaur ecosystems." Additionally, the research illustrates ...

If this new dinosaur is indeed ornithopodan, it may be among the earliest ornithischian fossils, and possibly the oldest ...

Scotland's earliest and most complete dinosaur fossil has been formally identified and described, marking a milestone in ...

For the oldest specimen, only a single tooth was found. “We named it Purgatory Hill because it’s above Hell’s Creek,” Sloan said. The fossil is about 65 million years old. Sloan also uncovered the ...