Learn why some dinosaurs had air sacs in their vertebrae and how it relates to modern day birds.

The Chicxulub Asteroid Impact - The Day the Dinosaurs Died One of the deepest scars on our planet is hidden beneath the ...

The Supreme Court has upheld an order directing Trump officials to “facilitate” the return of the Maryland man mistakenly ...

A bizarre two-clawed dinosaur found in Mongolia reveals rare claw preservation and offers new insight into therizinosaur evolution.

Therizinosaurs, however, were plant-eaters or omnivores — not apex predators.The newly discovered dinosaur stood about 10 feet tall and ... which is common to the vast majority of dinosaur ...

The newly discovered dinosaur stood about 10 feet (3 meters ... The kind of preservation here, which is common to the vast majority of dinosaur bearing formations, doesn’t usually preserve ...