“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 ...

Deep under the western United States, two of the planet’s largest volcanic systems are quietly reshaping rock and gas. In California and Wyoming, scientists have reported unusual behavior that has ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ...

The magma reservoir of the largest volcanic eruption of the Holocene is refilling. This Kobe University insight on the Kikai caldera in Japan allows us to understand giant caldera volcanoes like ...