Fresh analysis of dinosaur skulls finds three species are one

A new analysis of dinosaur fossils by University of Pennsylvania researchers has revealed that a number of specimens of the genus Psittacosaurus—once believed to represent three different species—are all members of a ...

Fossil footprints give land vertebrates a much longer history

The discovery of fossil footprints from early backboned land animals in Poland leads to the sensational conclusion that our ancestors left the water at least 18 million years earlier than previously thought. The results of ...

Oldest lizard embryos discovered in fossil eggs

Tiny fossil eggs long thought to harbour the embryos of dinosaurs or primitive birds, in fact contained unhatched baby lizards—the oldest ever found, scientists said Wednesday.

'Lightning Claw' dinosaur identified in Australia

(Phys.org)—A team of researchers from Italy and Australia has identified the fossilized remains of a previously unknown megaraptorid dinosaur—they've called it "Lightning Claw" after the large claw it sports and in honor ...

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