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 ...

While the chance for an eruption is extremely low, the supervolcano is still likely to blame. A 2025 study from the United ...

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

The bulge first appeared in 1996 and has now returned, but Yellowstone Volcano Observatory says there's no cause for alarm.

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

A muddy eruption at Black Diamond Pool in Yellowstone National Park has been captured on camera. The video was recorded by the Yellowstone Volcano Observatory webcam Saturday morning. They said the ...

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