Nearly a century ago, fire crews at Grand Canyon National Park used tree towers — ladders attached to the park’s tallest ...

Colorado's wildfires have grown to more than 60,000 acres in Rio Blanco County. See the latest on the Lee and Elk fires and a ...

Civic engagement, from volunteerism to contacting one’s legislators, has been falling for decades. This is a tragedy, because ...

Above-normal activity is still expected for the remainder of hurricane season, according to the updated hurricane forecast ...