Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

A new video from Japan’s maritime authorities captures an underwater volcano bursting through the sea surface in a violent ...

UPDATE Jan. 12, 6:13 p.m. – After nearly 10 hours of continuous lava fountaining, Episode 40 of the ongoing Halemaʻumaʻu ...

Guides who take tourists to enjoy the striking views of Sicily’s Mount Etna are up in arms over tougher restrictions imposed ...

Hawaii Volcanoes National Park's Kilauea volcano erupted for the first time this year, drawing hordes of crowds. Here's what ...

Hawaii's Kilauea volcano produces significant volcanic gas during the latest eruption. Officials are monitoring air quality ...

Hawaii 's Kilauea volcano erupted again this week, sending lava more than 800 feet into the air during a roughly 10-hour ...

Phivolcs raises Mayon Volcano's alert level further as the collapse of the lava dome at the volcano's summit generates ...

The Philippines has evacuated nearly 3,000 villagers from a danger zone on the foothills of the Mayon Volcano after officials ...

Recent activity indicates a projected eruption between Sunday and Wednesday, which would mark its 40th eruptive episode since ...

Video shows continued dome-shaped lava fountains reaching 50 feet at Halemaʻumaʻu, feeding lava flows from both north and ...