Residents on Spain's La Palma island braced Wednesday for the possibility of bigger earthquakes that could compound the damage from a volcano spilling lava more than five weeks since it erupted. A ...

Heavy rains drenching the Pacific Northwest triggered flooding across much of the region, closing dozens of roads and prompting the evacuations of tens of thousands of people.

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

LOS LLANOS DE ARIDANE, Spain — A bright red river of lava from the volcano on Spain’s La Palma island finally tumbled over a cliff and into the Atlantic Ocean, setting off huge plumes of steam and ...

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

A dormant volcano in Ethiopia erupted after 10,000 years of silence. This event shows how the world's little-known volcanoes ...