The Hunga Tonga volcano has erupted explosively again, causing widespread concern and triggering a tsunami across the Pacific ...

Guatemala's most active volcano has erupted again, prompting hundreds to flee. On Friday, more than 700 people were evacuated ...

In 1669, in what has been considered the volcano's worst known eruption, lava buried a swath of Catania, about 15 miles away ...

A spectacular new image from NASA’s longest-running Mars orbiter has captured a breathtaking view of a giant Martian volcano ...

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