Where there’s a tree, there’s usually a forest. But not always. A biologist describes some of the loneliest trees on planet ...

These often-overlooked desert spots prove you don’t need crowds or big-name parks to experience true desert beauty.

If you’re looking to escape city lights and enjoy some of the clearest, most stunning night skies, Southern California’s ...

Check out the surprising diversity of life living in the arid climate of Joshua Tree National Park. How many will you see?