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

The Alaskan Volcano Observatory has shared new images of plumes of gas streaming out of Mount Spurr, which scientists suspect ...

A new column of steam rises from Yellowstone. While the expansive volcano shows no hints of an eruption, magma brews beneath ...

If you are planning on driving in Yellowstone National Park when most of its roads open in April, you could drive by one of ...

Kilauea began continuously releasing lava from its summit caldera inside Hawaii Volcanoes National Park on Wednesday morning ...

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

Mount Spurr, a volcano in Alaska, is showing signs of elevated unrest, with scientists warning that it could erupt in a ...

Mount Spurr, a massive volcano in Alaska, has been emitting higher levels of gas since March 7, and scientists say it could ...

According to the Yellowstone Volcano Observatory, it’s probable that this new hydrothermal feature is connected to activity ...

Mount Spurr near Anchorage has been showing signs of unrest for a year. Now scientists think it's creeping closer to an ...

Here’s what residents should know to protect their children, pets, homes and vehicles from the ash that scientists say is ...