State of the Birds report shows that a third of all American bird species are considered a high or moderate concern.

Arizona’s bird decline reflects a national development, pollution and climate change trend. Conservatives are worried about ...

More than 100 species of birds are known to spend summers in the Midwest and their winters down south. Weather radar helps us ...

Planes were unable to take off or land at Phoenix Sky Harbor Airport on Thursday, delaying some flights. Here's what caused the ground stop.