A dozen Colorado state parks are aiming to tamp down light pollution and make it easier for stargazers to check out the night ...

The state parks will need to implement strategies to reduce light pollution in order to help achieve International Dark Sky Place certification.

Efforts by the U.S. Forest Service to fight wildfires in California shouldn't be influenced by politics, President Donald Trump's nominee to head the U.S. Department of Agriculture said Thursday at ...

Mexico was raising sprawling tents on the U.S. border Wednesday as it braced for President Donald Trump to fulfill his pledge ...

North of the California border, scientists just found 21 trillion gallons of water hiding in the cracks of volcanic rock.

An injured snowmobiler was rescued after striking a tree on the Two Top forest service trail, 4.5 miles west of West Yellowstone.

The breeze was tinged with smoke from the fires that burned through Pacific Palisades as dozens of workers finished up the brick facade of a sprawling home ...