Scientists at Hawaiian Volcano Observatory said “episode 15” of the ongoing eruption commenced at 12:04 p.m. today “with the ...

Scientists uncover surprising evidence that the Kerguelen hotspot, responsible for the 5,000-kilometer-long Ninetyeast Ridge, ...

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

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

A newly openedvolcanic vent has been discovered in Yellowstone National Park, emitting thick plumes of steam and prompting ...

Mount Spurr has shown increasing signs of activity. These are now at a level where an eruption is plausible. Nothing is ever guaranteed with Alaskan volcanoes: they can always ...

Yellowstone has never erupted within recorded human history. But a new discovery has highlighted just how active this ...

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

March 27 marks the anniversary of the onset of Mauna Loa’s dramatic 1868 eruption, when lava flows from the Southwest Rift ...

Geologically speaking, things are always changing at Yellowstone — especially in hydrothermal areas. It’s simply the nature of the complex hydrothermal system overlying one of the planet’s largest ...

The collapse volume at the summit nearly matched the effused lava volume on the rift zone. In this regard, 1868 was a little ...