The reason the region is safe is because, aside from Yellowstone being closed during the winter months, it has not yet ...

Most tourists who visit Yellowstone National Park snap photos of Old Faithful and stroll past bubbling mud pots, never ...

Scientists in the United States have 'blown the lid off' the Yellowstone supervolcano's mysterious underground reservoir of magma. A team of geologists and Earth scientists now claims to have finally ...

According to Jennifer Lyn Lewicki, a research geologist at the United States Geological Survey (USGS) California Volcano Observatory, Yellowstone's sulfur dioxide is not really missing. Instead, it ...

Mountain building occurred all around the Yellowstone region and highlights a tortured geological history of uplift and volcanism. The Gallatin Range, just northeast of Yellowstone Caldera, is an ...

Yellowstone National Park sits atop the world's most famous supervolcano. If it erupted, ash and molten rock would spew across much of the continental United States, devastating the country and ...

A big, messy surprise greeted Yellowstone National Park early Saturday morning, just as winter officially began. At around ...

New research in Yellowstone National Park has found a connection between earthquake swarms and the chemical reactions needed ...

Midway Geyser Basin at Sunset, Yellowstone National Park. (Neal Herbert/National Park Service) The northwest corner of Wyoming is boiling. There, 10,000 hydrothermal features transform Yellowstone ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Liv Wheeler, M.S. student, and Stacy ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the ...

Margery Price details how Yellowstone’s Geology Program takes care of the park and cleans up after the four million tourists who visit each year. Humans unfortunately tend to litter, even in beautiful ...