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 ...

S trange things are afoot in Yellowstone National Park.

There appears to be a massive bulge forming along Yellowstone's caldera, indicating activity within the supervolcano's magma chamber.

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

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

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

Add Yahoo as a preferred source to see more of our stories on Google. Officials at Yellowstone National Park are shutting down rumors circulating on social media about wildlife leaving the park due to ...

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

The same geyser that erupted last summer in a hydrothermal explosion along a Yellowstone National Park boardwalk was caught erupting on video again thanks to a newly-installed webcam to track the ...