A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park.

Volcano Watch” is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists and affiliates. Large lava fountains streamed from both the north and ...

Scientists predict imminent lava fountaining at Kīlauea's summit, with seismic activity and observatory monitoring indicating ...

Seeing a volcano with my own eyes is a total bucket list dream, but seeing a volcano that's experiencing active volcanic ...

Scientists are monitoring a city of Chicago-sized swath of rising ground at the northern volcanic rim of the Yellowstone ...

Learn more about the past eruptions at Yellowstone National Park and how each new eruption displaced evidence of the past.

Kilauea volcano put on another amazing — if short-lived — show Saturday with the onset of Episode 41 in its current long-running eruption, as two lava fountains spewed an “unprecedented” amount of ...

The Mayon Volcano was photographed from Bonot, Legazpi City, at 10:15 p.m. on January 9, 2026. (Image courtesy of Amier Angel ...

The Hawaii Police Department reports that Highway 11 is closed in both directions in Puna and Ka‘u District near the ...

Effusive eruption at Mayon Volcano in Albay continues, and is now on its 22nd straight day. In its summary of 24-hour ...

Add Yahoo as a preferred source to see more of our stories on Google. When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ...