This week the U.S. Geological Survey Cascades Volcano Observatory, in cooperation with the U.S. Forest Service and Mount Hood National Forest, installed three new volcano monitoring stations on the ...

The Government of St Vincent and the Grenadines says it will strengthen surveillance and monitoring of the La Soufrière ...

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 ...

Learn more about the Norris Uplift Anomaly at Yellowstone National Park and how advanced monitoring systems helped researchers spot it again.

Scientists know that changing tree leaves can indicate when a nearby volcano is becoming more active and might erupt. In a new collaboration between NASA and the Smithsonian Institution, scientists ...

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 ...

Hidden tremors rattled beneath Yellowstone National Park's steaming boardwalks for over a decade, shaking the ground 86,000 times without detection until now. A recent study in Science Advances ...

Off the coast of Oregon, a massive undersea volcano, Axial Seamount, is gearing up for its next eruption. Situated 300 miles offshore and 4,626 feet beneath the Pacific Ocean’s surface, this colossal ...

Nov. 20—The Senate Committee on Energy & Natural Resources has reapproved legislation that increased monitoring of Washington's five active volcanoes. On Wednesday, the committee reauthorized the ...