New fossil find reveals a miniature dinosaur species once mistaken for a juvenile, offering fresh clues about early ...

Until now, estimating how old a dinosaur was when it died has been a fairly simple process: Count up the growth rings in the ...

Scientists from several countries have identified a new dinosaur species called Foskeia pelendonum, a very small plant-eating ...

From riverbanks to shallow lakes, Spinosaurus combined display, biomechanics and hunting power in one of evolution’s strangest designs.

Scientists have said fossils of a small newly discovered dinosaur found in Spain could change ideas on the evolution of ...

A dinosaur that roamed modern-day Morocco more than 165 million years ago had a neck covered in three-foot long spikes, a weapon on its tail and bony body armor, according to researchers who unearthed ...

About 150 million years ago, the land that is now the western United States was alive with dinosaurs. New research shows that the smallest members of the biggest dinosaurs played a huge role in ...

In the arid expanse of Mongolia’s Gobi Desert, scientists have unearthed a rare dinosaur fossil that challenges what we thought we knew about prehistoric life. Resembling a strange blend of penguin ...

Add Yahoo as a preferred source to see more of our stories on Google. Paul Sereno and his colleagues spent years painstakingly preparing this Edmontosaurus annectens "mummy" unearthed in Wyoming, ...