Fossils of two dinosaur skeletons found in New Mexico are from a species new to science that lived 92 million years ago.

A robot model of a winged but flightless dinosaur suggests the dinosaur may have flapped its wings while moving on the ground.

Fossils reveal the quick death of plants and animals from a massive surge of water after the impact 66 million years ago, which is thought to have spelled the demise of dinosaurs.

The world’s largest T. rex found to date likely weighed nearly 20,000 pounds during its life.

Galagadon’s tiny teeth look like the spaceships in its namesake video game from the early 1980s.

See an update from Chicago's Field Museum about the works of Charles R. Knight and other paleoartists who pioneered the depiction of ancient life.

Charles R. Knight’s illustrations shaped the public’s view of prehistoric life.

A controversy over pterosaurs’ plumage has taken off, with a new discovery pushing feather origins back 80 million years into the early Triassic.

While shifts in behavior could help wildlife and people coexist, they might also affect the animals’ survival.