A small fossil collected on an Antarctic island more than four decades ago is a tail vertebra of a titanosaurian sauropod dinosaur that roamed Antarctica roughly 83 million years ago, according to a ...

Just a few fossil fragments of a tiny creature discovered thousands of miles north of its contemporaries have shaken our understanding of global dinosaur history. "It was basically the size of a ...

More than 230 million years ago, long before giant dinosaurs thundered across Earth, a chicken-sized creature walked near the equator in what is now Wyoming. That small but mighty dinosaur is changing ...

The world's most unusual dinosaur is even stranger than first realized. Research published in Nature reports that Spicomellus afer had a tail weapon more than 30 million years before any other ...

A team of paleontologists has identified the oldest and most skeletally complete dome-headed dinosaur ever reported, based on ...

DEAD for eons, dinosaurs are still a huge source of thrills and chills. Mystery surrounds them. Why and how did these creatures come to exist? What made them disappear? Interactive exhibits at two ...

In the Cretaceous period, Earth was plagued by widespread volcanic activity, oceanic oxygen depletion events, and mass extinctions. Fossils from that era remain and continue to give scientists clues ...