Perched on a hot spot along the Juan de Fuca Ridge, the volcano is steadily inflating with magma, raising  the frequency of ...

Axial Seamount sits at a geological crossroads, fueling some of the most intense undersea action in the region.

One of the Pacific Ocean’s lesser-known volcanoes will blow its vent in the coming months, causing 10,000 earthquakes in one ...

There’s a huge volcano in northwest US territory, and all signs say it’s about to blow. The result is set to be a massive ...

Yellowstone is using a 53,000-pound vibrator truck to create custom-made earthquakes to study the supervolcano the park sits ...

Scientists have studied Yellowstone National Park's magmatic system for years, but a new view of the magma chamber shows the ...

SCIENTISTS have discovered a hidden lid that keeps the vast reservoir of magma beneath the Yellowstone supervolcano at bay.

The magma chamber at the heart of the volcano has also collapsed several times in the past, creating a large crater called a caldera. There, sea life thrives off the mineral-rich gases that exit ...

Over the Sierra crest — about 150 miles to the east of Manteca, Oakdale, and Turlock — is one of the world’s largest active ...

The magma chamber at the heart of the volcano has also collapsed several times in the past, creating a large crater called a caldera. There, sea life thrives off the mineral-rich gases that exit ...