A federally recognized Indigenous tribe in the U.S. for the first time has led research using DNA to show their ancestral ...

The threat of layoffs continues to loom for National Park Service employees - including those in Texas, even after a judge ...

Water and Ice Yoho National Park protects the upper watershed of the Kicking Horse River, a steep, unruly tributary of 33 miles. Much of the water comes from the Yoho River, ice cold and milky ...

Under a swath of Kentucky hills and hollows is a limestone labyrinth that became the heartland of a national park. The surface of Mammoth Cave National Park encompasses about 80 square miles.

DNA obtained from the remains of people who inhabited Pueblo Bonito in New Mexico's Chaco Canyon a millennium ago is helping ...