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(Phys.org) -- For millennia birds have been prized, even hunted, for their beautiful plumage but what makes their feathers so colorful? A new X-ray analysis of the structure of feathers from 230 bird ...

In the world of birds, where fancy can be as fleeting as flight, the color of the bird apparently has a profound effect on more than just its image. A new study of barn swallows reveals it also ...

Where do birds get their red feathers from? According to a new article, the red carotenoids that give the common crossbill its red coloration are produced in the liver, not the skin, as previously ...

The news that many dinosaurs were likely covered in a thick layer of feathers may make them seem a little less imposing — but it also means they may have been intensely colorful. Now scientists have ...

A powerful X-ray machine, that shines a light brighter than the sun, has helped science detectives determine the color of a 150-million-year-old feather that once belonged to an archaeopteryx, an ...

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