At Puʻuʻōʻō, fissures reopened on either side of the vent, while at Maunaulu, the eruption stalled and the vent collapsed ...

Some park visitors refused to evacuate during Kilauea's hazardous eruption.

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 ...

Lava and ash have once again transformed the summit of Kīlauea into a vision that looks ripped from a disaster film, with ...

Kilauea volcano put on another amazing—if short-lived—show Saturday with the onset of Episode 41 in its current long-running ...

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

Volcano continues to develop into lava dome, and ash plume spread 110 kilometers west of it, says institute of volcanology ...

A new video from Japan’s maritime authorities captures an underwater volcano bursting through the sea surface in a violent ...

Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

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

What do small earthquakes beneath Kilauea summit mean for the ongoing eruption? – Features, Volcano Update | West Hawaii ...