Learn how stress inside a volcano can make gas bubbles form early, helping explain why some eruptions stay quiet instead of ...

Watch the chilling videos as Mount Semeru erupts in a powerful volcano blast in Indonesia, sending ash clouds skyward and ...

A towering volcanic plume that punched roughly 54,000 feet into the sky has jolted aviation planners across Asia, forcing ...

The Sakurajima volcano in Kagoshima prefecture in southwestern Japan erupted early Sunday, sending ash and smoke as high as 4 ...

A volcano on Sakurajima in Kagoshima Prefecture, southwestern Japan, erupted early Sunday morning, sending a plume of ash and ...

As these chambers fill up, pressure exerted on the surrounding rock increases. Eventually, some of the magma pushes through ...

COSTA RICA (KABC) -- Costa Rica's Turrialba Volcano erupted, and the spectacular blast was caught on video. The eruption occurred during the early hours of Thursday morning. The event was caught on ...

A tsunami triggered by a volcanic eruption decimated some islands of the South Pacific nation of Tonga. The crushing effect on land and infrastructure can be seen from outer space. Three of Tonga’s ...

Some Pacific Northwesterners woke Tuesday to an unusual sight: A smoky haze shrouded Mount St. Helens, the large, active stratovolcano in Washington state that erupted catastrophically in 1980. But a ...

A volcano on Indonesia’s main island of Java erupted on Wednesday, throwing ash and gas kilometres into the sky and forcing ...

Katia Krafft traveled to volcanoes around the world to unlock their mysteries, capture their beauty, and raise awareness of their risks.

The eruption of Mount Tambora killed thousands, plunged much of the world into a frightful chill and offers lessons for today. Greg Harlin/Wood Ronsaville Harlin A year after the eruption, the effects ...