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

while the youngest known basalt flow was 120,000 years old. The new result means that this 35,000-year-old basalt is now the youngest Yellowstone eruption known. The younger age implies that ...

A new study shows a volcanic eruption of Yellowstone may be even less likely than we thought: Scientists have discovered a ...

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

Cars, campers and trucks line up before sunrise outside the south entrance of Yellowstone National Park, waiting to gain entry to the park in June 2022. George Frey/Getty Images The problem is ...

The ski season is officially a wrap here in the Roaring Fork Valley, with Sunday’s annual closing day party on Aspen Mountain the winter’s final hurrah.

Yellowstone bison that wander outside of two tolerance zones, designated by the state on the north and west sides of the park, are killed or hazed back into the park. These zones also provide the ...

Wyoming Game and Fish Department is seeking instream flow water rights for segments of six streams in the Bighorn National Forest to maintain populations of Yellowstone cutthroat trout in their ...

Geoscientists have discovered a magma cap at Yellowstone National Park that is likely playing a critical role in preventing a massive eruption in one of the largest active volcanic systems in the ...

Five days into the Trump administration’s DOGE takeover of the Department of Interior’s policy, management and budget, Yellowstone National Park staffing is “higher than last year,” an ...