The dinosaur existed during the Late Triassic period, known for the first real appearances of dinosaurs and the early ...

While in search of dinosaur fossils, a team of Argentine and Chinese scientists in Argentina found something else instead: parts of a tadpole’s skull and backbone, preserved in a slab of sandstone.

A fossil from about 108 million years ago reveals an early member of the pachycephalosaurs, a group of dinosaurs with bizarre protrusions on their skulls that may have been used in combat ...

The fossil cave system in Richards Spur, Oklahoma, is believed to be home to some of the oldest stalagmites in the world.

Agustin Martinelli, one of the authors, said that the Huayracursor is estimated to have roamed the earth between 230 and 225 ...

When did these blockhead dinosaurs get their domes? A new fossil is “the specimen we have all been waiting for.” ...

The Breugnathair elgolensis which means “false snake of Elgol,” is one of the oldest lizard fossils ever found.

NEW YORK — A big catch of fish fossils in southern China includes the oldest teeth ever found — and may help scientists learn how our aquatic ancestors got their bite. The finds offer new clues about ...

Scientists have unearthed in Mongolia the oldest and most complete fossil of a pachycephalosaur, a group of dinosaurs known for their dome-shaped skulls, according to a new study published Wednesday ...