A "sharp, volatile-rich cap” about 2.5 miles under Yellowstone’s surface “acts like a lid,” trapping pressure and heat that ...

What we’ve found is that this reservoir hasn’t shut down — it’s been sitting there for a couple million years, but it’s still ...

And for one scientist traversing the park last summer, this level of unpredictability reached new heights as a new column of ...

It’s been thousands of years since an eruption occurred at Yellowstone, and new research shows what may be contributing to that.

Mount Spurr, a volcano 78 miles from Anchorage, is being monitored for signs of a possible eruption. If it blows, Mount Spurr ...

A new study shows a volcanic eruption of Yellowstone may be even less likely than we thought: Scientists have discovered a ...

Geoscientists have discovered a magma cap at Yellowstone National Park that is likely playing a critical role in preventing a ...

PEOPLE has contacted Yellowstone National Park for comment. Related: Hydrothermal Explosion at Yellowstone Damages Boardwalk, ...

Peak season in many US national parks has begun. Families heading outdoors during spring break are arriving by the carload to enjoy hiking, admire wildlife, learn about history and nature and ...

As part of the spring opening ritual, Yellowstone National Park officials will begin opening entrances and roads to the public on April 18, the National Park Service announced in a press release ...

A herd of bison caused a "little bison jam" at Yellowstone National Park in Wyoming as the majestic animals crossed the road and held up traffic. Video footage shared by Cindy Shaffer shows a line ...