The price paid for the juvenile specimen of the 150-million-year old predatory dinosaur is the third-highest on record. By Asher Elbein Asher Elbein reported on the origins of the ceratosaur fossil, ...

Scientists say the discovery of a new dinosaur species in South Gippsland sheds new light on the prehistoric period. A fossil found at San Remo, at Phillip Island, has been confirmed as belonging to a ...

The ceratosaur roamed the floodplains of what is now the American West about 90 million years before non-avian dinosaurs were driven to extinction. It is distinguished by its thin nasal horn and ...

The 150-million-year-old specimen is valued at up to $6 million by Sotheby’s. Some paleontologists worry this auction and earlier ones are driving fossil market speculators. By Asher Elbein In 1999, ...

A speculative restoration of Australia's Cretaceous ceratosaur Image by Brian Choo, courtesy Erich Fitzgerald Deciphering the dinosaurian history of Australia is difficult work. More often than not, ...

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Bird wings clearly share ancestry with dinosaur "hands" or forelimbs. A school kid can see it in the bones. But paleontologists have long struggled to explain the so-called digit dilemma. Subscribe to ...

A juvenile Ceratosaurus fossil sold for $30.5 million with fees at Sotheby's, blasting past its high estimate of $6 million. The top lot of Sotheby's natural history sale on July 16 prompted a ...

Theropods have traditionally been assumed to have lost manual digits from the lateral side inward, which differs from the bilateral reduction pattern seen in other tetrapod groups. This unusual ...

Most paleontologists believe that a group of dinosaurs evolved into today's birds, but in trying to understand that gradual process they've been bedeviled by some details. Yesterday, researchers ...