About 90 million years ago, a very small feathered dinosaur, whose cousins evolved into modern birds, lived in Patagonia. In ...

An Archaeopteryx fossil with soft tissue reveals flight features and offers fresh support for Darwin’s theory of evolution.

Add Yahoo as a preferred source to see more of our stories on Google. 160-million-year-old Anchiornis fossils. (photo credit: TEL AVIV UNIVERSITY) Research on the Anchiornis specimen reveals hidden ...

Some feathered dinosaurs may have briefly taken to the skies—only to give it up later. By studying rare fossils with ...

Dinosaur feathers are usually described as evidence of flight. But when researchers recently examined fossils preserved with their feathers intact, and found patterns of feather molting, they ...

The bones of a 160-million-year-old dinosaur are helping scientists solve one of evolution’s biggest mysteries: how birds gained flight. Hidden within the wrist of a small, feathered dinosaur lies a ...

In Argentina’s Patagonia region 95 million years ago, some huge dinosaurs roamed the landscape including fearsome meat-eater Giganotosaurus, at about eight tons, and immense long-necked plant-eater ...