The South Pacific blast may have consumed its own methane — but using this idea against the greenhouse gas is controversial.

This discovery can help improve forecasts, risk maps, and response plans.

More than 4 billion years ago, primordial Earth was hot with volcanic activity and constantly being pelted with rocky objects ...

Kilauea, located on Hawaii's Big Island, is showing signs of imminent activity, according to the Hawaiian Volcano Observatory ...

These fast-moving mudflows can devastate towns in a matter of minutes.

The 1980 Mount St. Helens eruption remains the deadliest in U.S. history, fundamentally changing how scientists monitor ...

It's a truism among oceanographers that there is more accurate mapping of the surface of the moon and Mars than of the ...

Three hikers died after Indonesia's Mount Dukono erupted on Friday, May 8 ...

Rescuers searching the hazardous slopes of Mount Dukono on Indonesia’s remote island of Halmahera have found the bodies of two Singaporean hikers two days after they were caught in a volcanic eruption ...

A volcanic eruption on a remote Indonesian island has killed three hikers. Authorities say about 20 climbers set out Thursday to ascend Mount Dukono on Halmahera Island, ignoring safety restrictions.

Archaeologists found the victim holding a terracotta mortar, which they interpret as an improvised attempt to shield his head.

May 18, 1980 – 46 years ago. It was mild, sunny Sunday morning. People were walking their dogs, some enjoying their morning ...