In recent years the field has produced feathered dinosaurs from China, egg-laying dinosaurs from Patagonia, and a host of new dinosaur species, such as the scale-breaking Argentinosaurus and the ...

that's our best guide for what an animal like Stegosaurus or Allosaurus might have had Riley Black “It's almost certain that non-avian dinosaurs had the same kind of anatomy, that any genitals ...

It might be the short arms of the T-Rex or the long neck of the Apatosaurus, but dinosaurs are fascinating ... then loaded up ...

They are closely related to smaller, agile meat-eating dinosaurs such as the Velociraptor. Ancient birds came in a variety of ...

Watch us slice, dissolve, and shoot a laser at some of the Field Museum's coolest fossils to prove that dinosaurs weren't actually as cold-blooded as we once thought. Jingmai O'Connor is the ...