NEW YORK (AP) — Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or another type of dinosaur? At first, researchers had only a ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

A high-energy race begins after a dinosaur is dropped from space, a thrilling competition filled with wild discoveries, teamwork, and a mad dash to claim the prehistoric prize. Social Security, ...

Researchers in the Andes of Argentina discovered one of the oldest known dinosaurs as a species new to science. Lucas Fiorelli (CRILAR-CONICET), Martín Hechenleitner (CRILAR-CONICET) and Léa Leuzinger ...

A 50-pound fiberglass dinosaur named Claire that was stolen from a Brentwood, Los Angeles, gas station has been returned with an apologetic note. The San Vicente Boulevard Sinclair station's ...

A New Jersey dinosaur park listed dozens of life-size Jurassic giants — including a Tyrannosaurus Rex — on Facebook Marketplace as its on-site attraction gears up for extinction. Guy Gsell, owner of ...

NEW YORK — Scientists have discovered a new dinosaur from Argentina with powerful claws, feasting on an ancient crocodile bone. The new find was possibly 23 feet long and hailed from a mysterious ...

The impact dinosaurs had on Earth was so big that their extinction seems to have caused dramatic and wide-ranging changes to the planet’s landscapes, such as shifting rivers. There is a marked ...