During last winter’s peak, the snowpack blanketing southern Yellowstone National Park — mountains and snowfields that feed ...

In the early 20th century, Platt National Park was outcompeting Yellowstone and Yosemite, but the national park doesn't exist anymore today.

A growing body of evidence suggests she might have survived into old age — which would entirely change the story of America’s ...

But the eruptions left behind a new thermal pool. Ice-blue in color, warm in temperature and a little larger than a backyard hot tub, the pool is the newest known feature to bubble up in Yellowstone’s ...

The U.S. Geological Survey announced the discovery of a new geothermal pool in Yellowstone National Park’s Norris Geyser ...