The Trump administration proposes eliminating a 2009 finding that greenhouse gases endanger people. That would undermine the EPA's climate change regulations for power plants and cars.

A new report shows the Mountain West needs to prepare for data centers, which are expected to demand massive amounts of energy and water. Experts say communities should adopt policies that prevent energy bills from rising and water supplies from shrinking.

Fireflies are nature's flash mob — appearing briefly to dazzle and glow before dying. That makes the charismatic creatures, which are crucial to ecosystem health, challenging to study. However, a team of scientists is learning more about them by appealing to their romantic side.

As millions of people head to the great outdoors each summer with tents and RVs, some are welcomed by camp hosts — volunteers who greet visitors and help maintain campsites at state parks, national parks, and other public lands across the country.

A group of Indigenous youths became some of the first in over a century to kayak the full length of the Klamath River along the California-Oregon border on July 11 after the nation's largest dam-removal project was completed last fall.

One in three women and one in four men will experience physical violence from an intimate partner at some point in their lives, according to the CDC. In Colorado, it's roughly 36% and 30% respectively.

US Agriculture Secretary Brook Rollins unveiled plans for a "complete reorganization of the USDA." Thousands of USDA jobs in D.C. will be relocated to five new regional hubs, including one in Fort Collins.