An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists.

A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San Francisco, the ...

An increase in seismicity—marked by frequent tremors—was observed recently at Alaska's Iliamna Volcano, which last erupted in ...

A team of scientists put together a global database of submarine mud volcanoes. Orders of magnitude more are still bubbling, ...

A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San Francisco, the ...

The volcano is remote enough that even a strong eruption would be undetectable on land. “There’s no explosion or anything, so it would really have no impact on people,” Chadwick said.

LOS ANGELES — A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San ...

"The flight landed safely, and we sincerely apologize to our customers for their experience and delay in their travels," ...

A miles-wide volcano off Oregon’s coast could erupt “soon” say scientists who’ve been tracking it for decades. The Axial Seamount is a massive undersea volcano that reaches more than 3,600 ...

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 ...