Dinosaurs come in all shapes and sizes, and although the smallest dinosaur species were certainly notable in their own right, it is the largest of these creatures ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Argentinean paleontologist Pablo Gallina is shown in 2008 next to several dinosaur footprints discovered by two countrymen in the ...

Spinosaurus, the only known semiaquatic dinosaur predator, joins Tyrannosaurus, Giganotosaurus and Carcharodontosaurus among the largest meat-eating dinosaurs.

A fossil from one of the largest dinosaurs to live in North America was discovered in a national park in Texas. In March, students from Sul Ross State University went to Big Bend National Park for ...