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

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

The Mayon Volcano in Albay continued its effusive eruption for the 19th consecutive day as the Philippine Institute of ...

Hawai‘i County Civil Defense reports in its post-ashfall update message that Episode 41 of the ongoing summit eruption within Halema‘uma‘u Crater in the caldera of Kīlauea volcano produced significant ...

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

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

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

JAKARTA, Indonesia (AP) — Indonesian authorities said Thursday they helped more than 170 climbers who were caught a day earlier by Mount Semeru’s sudden eruption to return to safety as the seismic ...

ANCHORAGE, Alaska (AP) — Officials lowered the alert level for a volcano near Alaska’s largest city to normal Wednesday, which they said indicates that Mount Spurr is “quiet” months after showing ...