Bison in Yellowstone National Park spent over 100 years as two genetically distinct herds. But now they're roaming as one ...

It's common knowledge that Yellowstone Park sits on top of an ancient supervolcano, but what happened last time it erupted?

Today, Yellowstone remains a place of low volcanic risk. Sure, there are sometimes small explosions stoked by hot water and ...

It’s unarguable that the Duttons’ Yellowstone ranch - with its massive house dominating the landscape and its rugged fields ...

Is it approaching? After 700,000 years, America turns its attention to Yellowstone. The global consequences are rough if the ...