Corked Volcano Researchers have found evidence that a giant "lid" made of magma could be stopping the supervolcano in ...

Ever been mesmerized by the swirling colors of Grand Prismatic Spring and wondered what fuels that otherworldly boil? It ...

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

Yellowstone Caldera, the volcanic complex underneath Yellowstone National Park, is held at bay from eruption by a cap 3.8 meters underground.

It turns out that beneath the wild expanse of Yellowstone National Park lies one ... truck that sends vibrations deep into the earth to map what lies beneath, researchers from Rice University ...