Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only ...

Axial Seamount, an undersea volcano near California, may erupt this year. It poses no tsunami threat, with lava oozing ...

Marina Jurica takes a look at the prediction that a large and very active underwater volcano off the California coast may ...

The United States has dealt with a flurry of earthquakes this month, raising concerns about "The Big One." Last week, the ...

The volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only discovered its existence in the 1980s.

"Axial is more like the volcanoes in Hawaii and Iceland ... less gas, the lava is very fluid, so the gas can get out without exploding." Read more:Monster earthquake could sink swath of California ...

The volcano, known as Axial Seamount, is more than 4,900 feet beneath the Pacific Ocean and 300 miles off the Oregon coast. In relation to California, it is about 700 miles northwest of San ...

Researchers found that a potential powerful earthquake combined with rising sea levels could lead to a mega tsunami.

Find out which volcanoes in the US are the most active. This article gives clear information about their past eruptions and ...

California has seven active volcanoes, each with a unique eruption history, categorized by type and threat level. The USGS monitors these volcanoes, providing information to authorities and the ...

The 1980 Mount St. Helens eruption began with a steady series of earthquakes in March. By April it began spewing smoke, ...