Yellowstone National Park sits atop one of Earth’s largest volcanic systems, and right now that system is slowly reshaping the ground. Instruments show that the Yellowstone caldera is inflating into a ...

Few geological scenarios capture public imagination quite like a full-scale eruption of the Yellowstone supervolcano. The ...

Something subtle is changing once more beneath Yellowstone's towering pines and roaring geysers. Since the middle of 2025, satellite data has shown a subtle ...

S trange things are afoot in Yellowstone National Park.

While the chance for an eruption is extremely low, the supervolcano is still likely to blame. A 2025 study from the United States Geological Survey determined that Yellowstone’s magma chamber ...

Over the last 10 years or so, I’ve featured numerous articles about the Yellowstone supervolcano. We know that it is located practically in our backyard and any changes related to hydrothermal or ...

Did anyone else grow up in perpetual fear of any and all natural disasters? I don’t know if it was cartoons or what, but as a kid who lived in the very urban city of Philadelphia, I was convinced I ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week’s contribution is from Mark Stelten and Nicole Thomas, ...

Yellowstone National Park is a place of wonder and beauty that never ceases to amaze the millions who visit each year.

Yellowstone National Park is a place of wonder and beauty that never ceases to amaze the millions who visit each year.

A prominent wolf that lived among Yellowstone's most famous wolf pack is believed to have been illegally shot and killed just outside the park last month, according to wildlife experts. The wolf was ...

Valentine Geyser in the Norris Geyser Basin in Yellowstone National Park unexpectedly sprang to life again with 13 documented ...