Discovered in the 1960s, Deinocheirus became one of paleontology’s greatest puzzles. Its colossal arms hinted at a monster, yet its true form revealed something even stranger — a long-snouted, ...

Argentinian scientists have found fossilized bones of one of the world's oldest dinosaur species in the Andes Mountains, the ...

A dinosaur egg laid 70 million years ago holds the remains of an "exquisite" embryo that shows how dinosaurs positioned themselves before hatching.