A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park.

If Yellowstone erupted, it would cause incredible chaos and change life we know it forever. However, scientists believe that ...

Scientists are monitoring a city of Chicago-sized swath of rising ground at the northern volcanic rim of the Yellowstone ...

This less-visited Wyoming wilderness area, known as 'The other volcanic range' in Yellowstone, is known for stunning mountain ...

Some of Yellowstone’s past eruptions may be hiding, which makes it difficult to answer how many eruptions occurred in the ...

Experts have dismissed the possibility of an eruption, saying, 'It’s Yellowstone being Yellowstone.' ...

Did anyone else grow up in perpetual fear of any and all natural disasters? I don’t know if it was cartoons or what, but as a ...

Learn more about the past eruptions at Yellowstone National Park and how each new eruption displaced evidence of the past.

Lassen Volcanic National Park, about a four-hour drive north of San Francisco, feels like a secret getaway.

Learn more about the rare instances when seismic and magma activity overlap in Yellowstone National Park.

Tommy Lee Jones and Anne Heche teamed up in their heyday to save Los Angeles from lava in this big-budget 1997 film that defies all logic to fantastic, farcical effect.

Tens of thousands of hidden earthquakes were recently discovered beneath the Yellowstone volcano by a group of international scientists, revealing ways to better inform the public of potential risks.