Some feathered dinosaurs may have lost the ability to fly, revealing that the evolution of flight was far more complex than ...

Ancient pterosaurs may have taken to the skies far earlier and more explosively than birds, evolving flight at their very origin despite having relatively small brains. Using advanced CT imaging, ...

A rare set of 160-million-year-old dinosaur fossils is reshaping scientists’ understanding of how flight evolved among ...

A new study led by a researcher from the School of Zoology and the Steinhardt Museum of Natural History at Tel Aviv ...

(CNN) — When a fossil preserves an animal’s complete body in a death pose, seeing it is observing a snapshot in time. Several such fossils exist for Archaeopteryx — the earliest known bird — and now, ...

Fossils reveal that prehistoric cicadas’ wings evolved to help them evade hungry predators with feathers and beaks, scientists say. By Jack Tamisiea Today, few critters are as abundant as cicadas.

The birds of today descended from the dinosaurs of yore. Researchers have known relatively little, however, about how the bird's brain took shape over tens of millions of years. "Birds are one of the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. When a fossil ...