Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

Laurel, Batangas—Divers searching for dozens of murdered cockfighters in a lake south of Manila were forced to exit the water Thursday when the volcanic

Volcanic activity on southwestern Iceland's Reykjanes Peninsula is declining, prompting civil protection authorities to lower the alert level from "emergency" to "threat," Icelandic public broadcaster RUV reported Thursday.

Samples of extremely small crystal clots, each polished to the thickness of a human hair or thinner, have revealed information about the process triggering the major 2006 eruption of Alaska's Augustine Volcano.

The Philippine Institute of Volcanology and Seismology (Phivolcs) reported a minor phreatomagmatic activity at the Taal Main Crater in Batangas, with

Earth’s continents may look fixed on a globe, but they’ve been drifting, splitting and reforming over billions of years – and they still are. Our new study reveals fresh evidence of rhythmic pulses of molten rock rising beneath east Africa, reshaping our understanding of how continents break apart.

Climate change is likely to have an explosive consequence: volcanic eruptions. Antarctic glaciers have been slowly melting as temperatures rise, unearthing hidden volcanoes in the process. The eruptions of these could further worsen climate change and disrupt global ecosystems.

Indonesia’s rumbling Mount Lewotobi Laki Laki erupted Monday, sending a column of volcanic materials as high as 18 kilometers (11 miles) into the sky and depositing ash on villages.

Scientists have identified mysterious 'blobs' about 1,200 miles under the Earth's surface that could cause massive volcanic eruptions.