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 ...

A 2022 satellite photo shows smoke rising from a caldera on Tofua, highlighting the "looming threat" of the volcanic island.

A newly openedvolcanic vent has been discovered in Yellowstone National Park, emitting thick plumes of steam and prompting scientists to investigate a potential link to the supervolcano’s complex ...