Another layer of constraints has been placed on National Park Service employees who need to travel for work. A memorandum this week from Interior Secretary Doug Burgum's chief of staff directs that ...

A popular overland route in Great Sand Dunes National Park and Preserve was closed this week due to flood damage. "On the afternoon of July 22nd, heavy rain associated with a thunderstorm caused flash ...

Interior Department officials are committed to "rebuilding" the North Rim of Grand Canyon National Park that's been partially overrun by a lightning-ignited fire that claimed the historic Grand Canyon ...

Research in Mammoth Cave in recent years has revealed what scientists say was one of the most diverse shark habitats of its era in North America.

A half-dozen abandoned oil and gas wells recently were plugged at Big South Fork National River and Recreation Area, with crews also removing rusted wellhead equipment.

Dry, windy weather continued Thursday to vex firefighters on the North Rim of Grand Canyon National Park, where the Dragon Bravo fire that destroyed the Grand Canyon Lodge grew by more than 6,000 ...

Should the National Park Service be discussing climate-change impacts or the fact that George Washington enslaved more than 100 fellow humans?

Calculating earthquake magnitudes can be a challenge in places like Yellowstone, where lots of small seismic events can occur in rapid succession. But artificial intelligence approaches offer a ...

A mountain lion bit a 4-year-old child walking with their family on a popular trail on Hurricane Ridge in Olympic National ...

Decades of work to divert grizzly bears in the Greater Yellowstone Ecosystem from a path toward extinction could be jeopardized in the U.S. House of Representatives, where the iconic bruins will test ...

There’s only one entrance into Mesa Verde National Park in southwestern Colorado. This is via a turnoff from Highway 160 between the towns of Mancos and Cortez, Colorado and about 35 miles (56.3 ...

Hundreds of California red-legged tadpoles were released in Santa Monica Mountains National Recreation Area.