A sudden burst of volcanic activity disrupted the afternoon in the Philippines on December 26, when Taal Volcano produced a brief but forceful eruption. The event sent ash and steam rising above the ...

An earthquake swarm 35 miles (55 kilometers) beneath Kilauea in August 1959 was followed in October by ground swelling ...

As the Maunaulu eruption waned, Kilauea summit inflated and two brief eruptions occurred in the latter half of 1971 — one in ...

Kīlauea summit region shook for 5 hours Nov. 14 that year as magma made a path to the surface. The eruption began at 8:08 p.m ...

Located in Oregon, Crater Lake fills a massive volcanic caldera created by Mount Mazama’s eruption. The lake ranks ninth in ...

Despite a minor phreatomagmatic eruption on Friday night, Jan. 9, Taal Volcano in Batangas province remained seismically calm over the past ...

The PHIVOLCS Volcano Alert Level Scheme is a guide to understanding the state of an active volcano, the current threat it ...

While they will have minimal to no effect on the “restiveness” of volcanoes, storms and heavy rainfall may, however, trigger ...

The USGS has released dramatic footage as the Kilauea volcano erupts, forming rare 12 metre dome-shaped lava fountains.

Taal Volcano in Batangas province showed a slight increase in sulfur dioxide (SO₂) emissions, the Philippine Institute of Volcanology and Seismology (Phivolcs) reported on Thursday, ...

The trip was a chance to show off new technologies developed in the Boise State lab. What Mock did not know at the outset of ...

Amid an onset of a dome collapse pyroclastic density current (PDC) or “uson,” the Philippine Institute of Volcanology and ...