Researchers studying tracks fossilized in Cretaceous-era lakeshore mud in what is now South Korea argue this week in Proceedings of the National Academy of Sciences that the dinosaur footprints are ...

A new discovery of a nearly intact Archaeopteryx fossil is providing fresh evidence that may finally settle the long-standing debate over how flight evolved in dinosaurs. Published in Nature, the ...

In a study of fossils, a research team led by an evolutionary biologist at Johns Hopkins Medicine suggests that a group of giant reptiles alive up to 220 million years ago may have acquired the ...

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A new study led by Ohio University’s Lawrence Witmer reveals that pterosaurs built their own “flight computers” from scratch, evolving unique brain structures for powered flight long before birds took ...