A Yellowstone supervolcano eruption could bury hundreds of miles in lava and ash, disrupt air travel worldwide and plunge the ...

The Beehive Geyser in Yellowstone National Park is known for its towering eruptions, but also its irregularity in terms of when these eruptions occur. But as the Yellowstone Safari Company explained ...

Both geologists and everyday Americans continue to wonder about the volatility of the Yellowstone region. Could a major geologic event happen within our lifetime, and what would it mean if it did?

The discoveries challenge the popular image of Yellowstone as a ticking time bomb with a single massive underground pool of molten rock.

Yellowstone National Park officials announced on Sunday that all roads within the park south of Mammoth Hot Springs would ...