As dusk began to fall on Yellowstone National Park, the male grizzly bear wandered down a hill in hopes of getting a free dinner. He was clearly excited to get down to the fallen bison, but also made ...

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

Yellowstone's supervolcano appears to have a magma cap that vents pressure and reduces the chances of a massive eruption happening anytime soon.

A recent study discovered the exact location of the Yellowstone supervolcano's magma cap -- and hints at when it may erupt.

Trout Unlimited is proposing to complete the second phase of work to create better fish spawning and rearing habitat on Mill ...

As the president seeks to log, mine, drill and develop, Yellowstone researcher Chris Servheen calls the administration's proposed policy "management based on ignorance." ...

The Montana Department of Transportation started clearing its side of the Beartooth Highway on April 18. The National Park ...

For decades, scientists knew magma was simmering beneath the earth at Yellowstone National Park. A team of researchers ...

Roaming American Bison, cattle-herding cowboys, wide open plains and Glacier National Park are some of what Montana is known ...

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