A rare stegosaurian skull discovery in Spain redefines dinosaur evolution and unveils a new group, Neostegosauria.

The most expensive dinosaur fossil ever discovered will be on view in New York starting this weekend, American Museum of Natural History officials announced Wednesday. The giant stegosaurus fossil ...

“The joy and awe every child feels coloring a Stegosaurus with their crayons will now be brought to life for the millions of people who have the opportunity to see this epic dinosaur in person ...