Long before humans walked the Earth, the skies of South America were ruled by a colossal bird. Argentavis magnificens, one of ...

The 90-million-year-old fossil of a tiny bird-like dinosaur has rewritten history, say scientists. They described the ...

Birds are majestic creatures. The bald eagle, for instance, has been on the Great Seal of the United States for nearly 250 years. Plus, various species of birds have earned the honor of becoming state ...

Scientists have discovered a remarkably complete fossil of a tiny dinosaur that is helping to solve a long-standing puzzle about a strange group of prehistoric animals. The fossil, about 90 million ...

A tiny, overlooked wrist bone called the pisiform may have played a pivotal role in bird flight and it turns out it evolved far earlier than scientists thought. Fossils from bird-like dinosaurs in ...

Scientists have discovered a dinosaur that might have chirped like a bird, a finding that suggests the evolutionary origins of birdsong may be far more ancient than we previously thought. In a paper ...