A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

Recent volcanic activity across the Pacific Ring of Fire has raised alarms among scientists and volcanologists, with several ...

What if the most telling indications of an impending volcanic eruption are buried deep under the ocean, or in a fleeting succession of tiny quakes that no one perceives? As volcanoes of the Pacific ...

Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

Nearly a mile deep and about 700 miles northwest of San Francisco, the volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only discovered its existence in the 1980s.

Axial Seamount has drawn intense interest from scientists. It is now the best-monitored underwater volcano in the world. The volcano is a prolific erupter in part because of its location, Chadwick ...

The Costa Rican expert in geophysics and seismology shares his perspective on earthquake prediction and the imminent eruption ...

Will the Axial Seamount erupt soon? The volcano has erupted three times since 1998, with the most recent one in 2015. Recently, researchers have noticed that magma build-up has caused the volcano ...

Things are heating up hundreds of miles off the coast of Oregon, where a large undersea volcano is showing signs of impending eruption, scientists say. The volcano, known as Axial Seamount, is located ...

The Axial Seamount, an underwater volcano 300 miles off Oregon’s coast, may erupt soon. What it means for Washington, Oregon and the Pacific Northwest.

The volcano, known as Axial Seamount, is located nearly 1 mile (1.4 kilometers) underwater on a geological hot spot, where searing gushes of molten rock rise from Earth’s mantle and into the ...