A volcano that has not erupted in 250,000 years has shown signs of returning to life. Scientists warned that an eruption ...

A fiery mystery has puzzled geologists for decades: where did the lava fueling one of Earth’s largest volcanic events come from? A new study may finally have the answer. Scientists have long believed ...

The Axiel Seamount is one of a chain of undersea volcanoes along the Juan de Fuca Ridge, which runs along Oregon and Alaska.

Villages closer to Mount Spurr could be at risk of experiencing more ashfall than the Anchorage area if the volcano were to erupt.

Officials released a new update on a massive volcano showing signs of an eruption. They detected more than 70 earthquakes and ...

Researchers in a submersible could hardly believe their eyes, or their luck, when they saw a clearly active eruption along an ...

Researchers diving in a submersible in the eastern Pacific realized that the landscape they had studied the day before had ...

SEATTLE — The Pacific Northwest's most active underwater volcano is showing signs of an impending eruption, potentially occurring before the end of 2025, according to researchers at the University of ...

The most active volcano in the Pacific Northwest could erupt 'any day now,' experts say. The last time it blew, it triggered ...

An underwater volcano is about to blow up near Oregon? Can we expect a repeat of the Tonga eruption that sent 148 ft high ...

Scientists say they used satellites and other technology to plumb the inner workings of a Bolivian volcano that last erupted 250,000 years ago.

Geologists led by the University of Maryland and the University of Hawaiʻi finally connected the dots between one of the ...