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

Yellowstone National Park sits atop one of the most studied volcanic systems on Earth, and the question of what a full-scale ...

Beneath Yellowstone National Park sits a supervolcano capable of releasing energy equivalent to 1,000 Hiroshima-sized blasts ...

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 ...

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

Valentine Geyser's activity in the day of love remains under wraps because of park regulations.

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

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 ...

HAWAII VOLCANOES NATIONAL PARK — When Scott and Pamela Rippel found out scientists were predicting a fountain of lava would erupt in Hawaii Volcanoes National Park on Jan. 24, they extended their ...