An usually wet September and October has greened up Arizona's outdoors, but La Niña could erase some of the gains.

Pecans, America's only native major nut, have a storied history in the United States. Today, American trees produce hundreds ...

Pecans have a storied history in the United States. Today, American trees produce hundreds of million of pounds of pecans – ...

An Arizona woman was amazed to find not a game of cat and mouse, but a game of big cat and coyote unfolding just outside her house recently. Carol Silk said she heard some rustling in the bushes ...

Washington is rolling out millions of dollars to help clean up dirty diesel fleets. Through the Washington State Department of Ecology, $25 million in grant funding is now available to help replace ...