If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

Something stirred beneath Mount Rainier this summer, sending over 1,000 earthquakes through the ground in weeks—the largest ...

America’s deadliest volcano has just rattled through more than 1,000 tiny earthquakes in a matter of days, a drumbeat of tremors that has revived old fears about catastrophic mudflows racing down its ...

Scientists are warning that glaciers melting due to global warming could trigger explosive — and potentially deadly — volcanic eruptions around the world. As detailed in a new study presented at the ...

Millions of tonnes of ash and rock from an erupting Philippine volcano could bury nearby communities due to heavy rain, authorities said Saturday, as tens of thousands flee over fears of a deadly ...

Indonesia on Thursday raised the danger alert level for an erupting volcano that sparked a killer tsunami at the weekend, after previously warning that fresh activity at the crater threatened to ...

MOUNT MERAPI, Indonesia -- Searing gas and molten lava poured from Indonesia's deadly volcano in an explosion three times as powerful as last week's devastating blast, chasing people from villages and ...

Some Pacific Northwesterners woke Tuesday to an unusual sight: A smoky haze shrouded Mount St. Helens, the large, active stratovolcano in Washington state that erupted catastrophically in 1980. But a ...

MOUNT MERAPI, Indonesia - Searing gas and molten lava poured from Indonesia's deadly volcano Wednesday in an explosion three times as powerful as last week's devastating blast, chasing people from ...

This striking, false-color satellite image shows the intense heat coming from a pair of lava lakes that emerged on simultaneously erupting volcanoes in Congo. The neighboring peaks are among Africa's ...

Sunday marks 45 years since Mount St. Helens erupted in Washington state. The deadly eruption happened shortly after 8:30 a.m. on May 18, 1980, following months of small explosions and earthquakes.

Millions of tonnes of ash and rocks from an erupting Philippine volcano could bury nearby communities due to heavy rain, authorities said Saturday, as tens of thousands flee over fears of a deadly ...