Add Yahoo as a preferred source to see more of our stories on Google. A mysterious, highly active undersea volcano near California could erupt later this year. What scientists expect A mysterious and ...

The volcano is not very well-known among the public because scientists only discovered its existence in the 1980s. Since its discovery, the volcano has erupted three times-in 1988, 2011, and 2015.

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 ...

Lassen Volcanic National Park, about a four-hour drive north of San Francisco, feels like a secret getaway.

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 ...

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 ...

Imagine if we told you there is a massive volcano off the coast of California and that volcano is expected to erupt sometime this year. Are we in danger? And what could it mean for sea life? L.A.