American geologists are raising urgent concerns after new analysis of Yellowstone supervolcano's subsurface magma chamber ...

Yellowstone National Park sits above one of the most extensively studied volcanic systems on Earth. Beneath its forests, geyser basins and river valleys lies a vast accumulation of partially molten ...

“Even more colossal” is the way University of Utah researchers now describe the Yellowstone super volcano, which lies under the Wyoming’s northwest corner, after discovering that it is over twice as ...

The Yellowstone Volcano Observatory is turning 25 years old. Surprisingly, the seeds for the observatory were planted at ...