Yellowstone National Park is home to breathtaking landscapes and diverse wildlife, but do you know which animal poses the ...

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.

After visiting all 63 national parks in the US, my favorites include Yosemite and Grand Teton. I think one of the worst parks is Gateway Arch.