Volcanoes in Alaska, Washington state, Oregon and Hawaii have been rumbling and even spewing lava, enough to spark a swarm of news stories. But despite the jolts and temblors, geologists say there's no cause for alarm. "Volcanoes can be unpredictable, and ...

Lava fountains from a fissure in the Northeast Rift Zone of Maunaloa during the 2022 eruption. It was the first time in 38 years the volcano erupted. (Photo File: Courtesy of Hawai’i Department of Land and Natural Resources) “Volcano Watch” is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists and affiliates.

The U.S. Geological Survey has kicked its Volcano Observatory Notices to Aviation into a new, aviation ready format that lets flight planning systems digest alerts about volcanic plumes and ash more quickly.

A mud volcano in San Juan de Uraba, Colombia, erupted on February 25, 2026, spewing fire and mud near a water plant. Authorities report no injuries to humans but warn of ground cracks and potential further activity.

The spectacular series of Kilauea eruption episodes over the past six months has been remarkably safe for public viewing, but a simple change in the wind or brief vent collapse could cause dramatic changes in the hazards the volcano presents. Recent ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Taftan volcano in Iran seems to be waking up after a 700,000-year-long sleep.

A Martian volcano once thought to be the result of a single eruption turns out to have a much more complex past. Orbital imaging and mineral data show it developed through multiple eruptive phases, all powered by the same evolving magma system underground.