Volcanoes in Alaska, Washington state, Oregon and Hawaii have been rumbling and even spewing lava, enough to spark a swarm of news stories. But despite the jolts and temblors, geologists say there's ...

Tens of thousands of hidden earthquakes were recently discovered beneath the Yellowstone volcano by a group of international ...

Sometime between today and 200 years from now, scientists say “the big one” will hit the United States. There is danger lurking on the sea floor off the Pacific Northwest’s coast: After centuries of ...

As part of a growing national effort -to understand seafloor hazards, scientists from the United States Geological Survey’s Volcano Science Center are working across agencies to investigate how ...

American Samoa is a United States territory which comprises the easternmost islands of a volcanic island chain formed by the Samoan hotspot in the South Pacific Ocean. Its small islands are the tops ...

A new study has investigated the use of a new monitoring technique for early warning of a volcanic eruption. The research team compared the earthquake signals during two eruptions of Ontake Volcano in ...

Klyuchevskoy volcano in eastern Russia began erupting shortly after a powerful 8.8 magnitude earthquake and several aftershocks shook the same area. "A descent of hot lava is observed on the western ...

The volcano has caused part of the Kamchatka Peninsula to shift southeastward. The massive magnitude 8.8 earthquake that struck off Russia's Kamchatka Peninsula last week has triggered the activity of ...