A volcano that slept for more than 100,000 years before erupting is blowing up our understanding of when volcanoes should be defined as active or extinct. Volcanologists officially classify sleeping ...

Mount Redoubt: Set some 170 km from Anchorage, Mount Redoubt is among Alaska's most active volcanoes. In 2009 it erupted and ashes were spread across 15 km into the sky. It disrupted air traffic. On ...

On Monday, the volcano on Hawaii’s Big Island had a 48th episode of “lava fountaining” in an eruption that began in 2024. By Victor Mather The volcano Kilauea erupts all the time, as it has for ...

Kilauea burst back to life on Monday morning, setting a new record at one of the most active volcanoes in the world. The event marked the 48th episode of the ongoing Halema'uma'u eruption, which began ...

A new detection method called “Jerk” could dramatically improve how scientists forecast volcanic eruptions. By using a single broadband seismometer, the system can detect extremely subtle ground ...

Here’s a story told in ash: a person came out to walk their dog along a track by the side of a volcano — an undulating, three-mile route defined by bamboo and untidy bushes and trees. To their left, ...