A sprawling crater at the summit of Hawaii's Kilauea volcano erupted again, marking the 32nd episode of volcanic activity at ...

Though its last eruption was a century ago, California's Lassen Peak is the centerpiece of a volcanic panorama.

Hawaii’s Kilauea volcano has been repeatedly disgorging lava at its summit crater about once a week since late last year ...

Kilauea came alive around 5:35 a.m. on Tuesday, Sept. 2, and while the fountains had ceased by the evening, Big Island Residents say every episode feels like a once-in-a-lifetime experience.

TOURISTS planning a trip to Tenerife have been warned about a “potentially scary” volcano “eruption” drill. It comes after ...

A snowcapped backdrop to Seattle and Puget Sound, Mount Rainier is a slumbering giant that last erupted in the 1890s.

Also known as the Circum-Pacific Belt, the Ring of Fire traces the meeting points of many tectonic plates, including the ...

The movement of the plates creates three types of tectonic boundaries: convergent, where plates move into one another; ...

Lava emerged from the north vent in Halemaumau Crater after midnight. The vent began shooting fountains of lava at 6:35 a.m., the U.S. Geological Survey said. By mid-morning, it was also erupting from ...