A teenage pachycephalosaur from Mongolia’s ancient landscape has upended long-held assumptions about when these iconic dome-headed dinosaurs first appeared on Earth. The remarkably complete ...

Add Yahoo as a preferred source to see more of our stories on Google. A museum fossil named after the Wamanda people is forcing scientists to reconsider the age of Tanzania's earliest dinosaur ...

A new prehistoric animal species from Tanzania dating to around 240 million years ago, during the Triassic period, has been described by an international team of researchers. Led by the University of ...

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 ...

Dinosaurs are famous for being big, from the towering Tyrannosaurus rex to the colossal Apatosaurus. But a new study published today in the journal Evolution by scientists at the American Museum of ...

Add Yahoo as a preferred source to see more of our stories on Google. One of the more fascinating features of this tiny dinosaur is its skull. After a high-resolution CT scanning of skull bone ...

A tusked herbivore whose bones spent more than six decades in a museum collection is changing how paleontologists date one of Africa’s most important Triassic fossil deposits. The animal, newly named ...