Fire fears grow as insect that feasts on the conifers has exploded in the northeastern part of the state at a level not seen ...

Spring officially starts on March 20, but warm weather and blooming flowers usually come early in Arizona. Here's how you know it's springtime.

Birds have a pretty diverse lunch menu, some munch on seeds and berries, while others like to supplement their diet with ...

In the lead-up to summer, tulip trees and hop trees become dotted with small, black cocoons around the eastern Great Lakes. The husks are created by small, greenish-gray caterpillars that go through ...