Researchers have stressed that bird flu still poses a minimal risk to the general public, though that may change as the virus ...

In the vast urban sprawl of Arizona, the habitat of the tiny western burrowing owl is being destroyed—prompting ...

An intact, fossilized specimen of the world’s largest egg—of any known species ever on Earth—entered the National Geographic ...

As night fell across a remote region of northern Australia, a “velvet” creature emerged from a pile of rocks. Its hard-to-reach habitat and camouflaged coloring helped it go largely unnoticed — until ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

A woman in Arizona has no need of a feline farmhand when she has a flock of feathered fiends to keep rats at bay.