Big changes are coming to Chicago's Field Museum -- literally. As the iconic museum prepares to celebrate its 125th anniversary, officials announced plans to makeover its famed T. rex, Sue, and to ...

For decades, paleontologists have searched for the biggest dinosaur to ever walk the Earth, but the answer remains surprisingly uncertain. Massive species like Argentinosaurus and Patagotitan are ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. A replica fossil of the titanosaur _Patagotitan_, one of the largest dinosaurs ever discovered. It would have weighed about 70 ...

What are the largest crocodiles Ever? We've done the research! Jump in to read about which are the ultimate largest ...

The Iguanodon-like dinosaur had a covering of hollow spikes, according to new research. A new Chinese dinosaur shows that at ...