Where Volcanoes Are Born Most volcanoes form at the boundaries of Earth's tectonic plates, which are huge slabs of crust and ...

A rare underwater eruption at Hunga Tonga sent water vapor into Earth’s atmosphere, cooling the stratosphere and reshaping ...

1959 Kīlauea Iki eruption: It happened in the crater just north of the volcano’s caldera, lasting only about a month with 17 ...

After a year of explosive episodes, the summit continues inflating with fountaining possible as early as Wednesday.

One notable incident came on May 22, 1919, when a barrage of eruptive activity caused a 1,000-kilogram (2,205-pound) block of ...

On the flanks of Washington State Mount Rainier, a spike in seismic rumbling has revived an old, unsettling question for the ...

An international assessment report has been released to provide definitive statements on the atmospheric impacts from a huge ...

More than 2,000 earthquakes were recorded in one day. An underwater volcano off the coast of Oregon is gearing up for an eruption, according to volcanologists who are monitoring for activity. The ...

Kilauea, in the Volcanoes National Park on the Big Island of Hawaii, is one of the world's most active volcanoes.

The Axial Seamount has been dubbed the “most active submarine volcano” in the region Craig Tuttle/Design Pics Editorial/Universal Images Group via Getty The Axial Seamount, an underwater volcano off ...

Hayli Gubbi in Ethiopia has been dormant for all of recorded history. A long-dormant volcano has just erupted for the first time in recorded history. The Hayli Gubbi volcano in northern Ethiopia's ...