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

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

S trange things are afoot in Yellowstone National Park.

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

Shortly before 10 a.m. on July 23, 2024, a violent hydrothermal blast ripped through Biscuit Basin in Yellowstone, hurling mud and steam into a towering plume estimated at 400 to 600 feet high. The ...

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

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 ...

Learn how cold-water geysers on Earth could give scientists a clear path in the search for extraterrestrial life on icy moons.

Millions of tourists choose them every year. We explain why and how. We have compiled a list of the 4 most beautiful locations in the USA. Yes, they can be c ...

In the dry desert of eastern Utah, strange geysers shoot cold, fizzy water into the air. Instead of boiling like the famous hot geysers in Yellowstone, these eruptions are powered by carbon dioxide ...

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 ...