When volcanoes are preparing to erupt, scientists rely on typical signs to warn people living nearby: deformation of the ...

What if a volcano were to erupt silently, without any of the usual signals? These are called “stealthy” volcanoes. And for ...

Volcanoes have always amazed scientists, geologists, and travelers– not just because they can erupt, but because they show ...

Arsia Mons, which dwarfs Earth's tallest volcanoes, and its two neighboring volcanoes are often surrounded by water ice ...

But in terms of volume, Mauna Loa and fellow Hawaiian volcano Mauna Kea, which both have immense size below sea level, are considered the largest volcanoes in the world, according to the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Lee said he and ...

The violent eruption of Tonga's Hunga Tonga-Hunga Ha'apai volcano on Jan. 15 ... stratosphere - enough to fill more than 58,000 Olympic-size swimming pools. "We’ve never seen anything like ...

"That's the equivalent of roughly 60 Olympic-size swimming pools." This simulated perspective oblique view shows Olympus Mons, the tallest volcano not only on Mars but in the entire solar system.