While many think of Hawaii’s active volcanoes, Honolulu sits near dormant ones such as the Waianae and Koolau Ranges. Although they haven’t erupted in thousands of years, these ancient giants shaped ...

Guatemala’s ‘Volcano of Fire’ sends ash, lava flowing as hundreds flee Fiery lava seen flowing from the volcano near the capital as disaster agency issues warning to nearby residents.

There was once a two-mile-tall volcano on Mount Desert Island, according to the National Parks Service. 450 million years ago, Mount Desert Island in Maine began as a piece of land that was struck ...

The 1980 eruption cycle made Mount St. Helens one of the most famous volcanoes in the Cascades. But it is far from the only volcano in the range.

Why do researchers believe an underwater volcano off the Oregon Coast will erupt in 2025? Researchers at Oregon State University's Hatfield Marine Science Center are monitoring the Axial Seamount ...

Although the dormant Uturuncu hasn’t erupted in 250,000 years, the volcano continually burps up gasses and regularly rumbles with earthquakes—now scientists know why.

SEATTLE — The Pacific Northwest's most active underwater volcano is showing signs of an impending eruption, potentially occurring before the end of 2025, according to researchers at the ...

Another Alaska volcano is on an even higher alert status. At Great Sitkin Volcano, which sits on an island in the Aleutian chain, lava has been slowly erupting from the summit crater since 2021.

Scientists have identified the “mystery volcano” that erupted in 1831 and cooled Earth’s climate. They have linked it to an island volcano in the northwest Pacific Ocean.

The Philippines' Kanlaon volcano erupted for nearly four minutes, shooting ash 2.5 miles into the sky and prompting the emergency evacuation of some 87,000 people.

The Kilauea volcano is one of Hawaii's six active volcanoes; it erupted three times in 2023. Here's which island it's on and other volcanoes to know.

There are 200 volcanoes around the Lone Star State. All of them are extinct. Here’s where to see remnants of the geologic formations.