Hawaiian Volcano Observatory reports that the lava geysers were preceded by more than 100 cycles of lava rise and fall, vent ...

It may be famous for its reliable 'Old Faithful' geyser, but one should never forget that Yellowstone National Park sits on ...

Yellowstone National Park has a new thermal vent spewing steam in the air that could be visible to tourists once visitors ...

Yellowstone National Park will have a new tourist attraction when it reopens fully - Yellowstone’s thermal features come and ...

A park scientist noticed it about two weeks after a hydrothermal explosion along a boardwalk during the park’s overactive ...

While the expansive volcano shows no hints of an eruption, magma brews beneath the surface, fueling hundreds of geysers and other heated phenomena. In a new blog on its website, the Yellowstone ...

The volcano has had no lava eruption for 70,000 ... but the park's most famous one, Old Faithful Geyser, is still going strong."There's so many thermal features. Not only do they come and go ...