Add Yahoo as a preferred source to see more of our stories on Google. Most phylogenies exist in academic papers and remain difficult to interpret. Cornell’s Birds of the World Phylogeny Explorer puts ...

The dark, smudgy streaks on Xavi Bou's photographs suggest the jerky ink tracks created by a malfunctioning printer, but they actually record the various patterns birds trace while flying in flocks.

If you would like to learn more about the IAEA’s work, sign up for our weekly updates containing our most important news, multimedia and more. When outbreaks of disease happen, locating the origin and ...

Imagine zooming out on a giant family tree that includes every bird you have ever seen. Ostriches sprint across open plains, hummingbirds hover at flowers, penguins slice through cold seas, and eagles ...