The evolution of tiny arms in several groups of meat-eating dinosaurs was likely driven by the development of strong, ...

For decades, people imagined Megalodon as a giant version of a great white shark, but new research suggests that picture was ...

Today's Arctic may feel remote and desolate, but more than 70 million years ago, it was a surprisingly lively place for some ...

A spectacular dinosaur discovery in Spain is giving scientists a rare new look inside the world of stegosaurs.

Cumulative culture -- the accumulation of technological modifications and improvements over generations -- allowed humans to adapt to a diversity of environments and challenges. But, it is unclear ...