A giant bone from one of the largest dinosaurs to live in North America was discovered at Big Bend National Park in Texas.

Geologists near Starkville found a bone of a Mosasaurus hoffmannii, one of the biggest species of mosasaurs, which could reach lengths of 50 feet.

Budding geologists on a research expedition in a Texas national park have unearthed a massive vertebra from a long-necked ...

In a remarkable find in Utah, paleontologists uncovered a new dinosaur species, Fona herzogae, that lived during the ...