Some of the largest volcanic eruptions on the planet have occurred at Yellowstone National Park, and scientists have determined when the next one could occur.

New mapping of the magma lying beneath Yellowstone National Park sheds light on where volcanic activity is shifting, and the likelihood of a full-scale eruption.

Scientists investigating the Yellowstone supervolcano have discovered movement deep in the crater, sparking fears the sleeping giant could erupt.

The suit concerns brucellosis, a bacterial disease that infects cattle, swine, goats, sheep and dogs and can spread to humans.

Montana state officials are suing National Park over its bison management plan. The case argues that park officials have intentionally cut Montana out of management plans or ignored the park’s science in an effort to boost park bison numbers and avoid vaccinating them against brucel-losis.

"The Madison," a "Yellowstone" spinoff starring Michelle Pfeiffer, explores family dynamics and human connection in Montana.

As "Yellowstone" airs its final episodes, Taylor Sheridan and his team are directing their creative energy toward the next chapter in the "Yellowstone" universe: "The Madison." Featuring the iconic Michelle Pfeiffer,