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

Geoscientists have discovered a magma cap at Yellowstone National Park that is likely playing a critical role in preventing a ...

Yellowstone is most famous for huge explosive eruptions that create large calderas. Outside Yellowstone Caldera, however, ...

Kenneth Sims and other research scientists recently discovered that mafic volcanism of Henrys Fork Caldera -- located in ...

Yellowstone is huge, over 2.2 million acres. Almost 5 million people visited it last year. It's the world’s first national ...

Volcanoes have stirred human awe for thousands of years, with their bursts of fire and rivers of molten rock. Yet, beyond the ...

Underneath Yellowstone National Park, magma bubbles and flows. But exactly how close it is to the surface has long been a ...

It's one of the world's largest active volcanoes in the world – officially described as a 'supervolcano ... Yellowstone is located beneath a national park spanning three states – Idaho ...