SANTIAGO (Reuters) -A seismic swarm that caused 160 quakes in two hours at the Laguna del Maule volcanic field in central Chile earlier this week has put authorities and citizens on alert. The ...

Smoke billows from the mouth of Mt. Shasta like a thunderous cough. Within moments, clear skies turn gray, and the sun vanishes behind thick, shifting layers of volcanic gas and ash. Visitors snap ...

California’s volcanic giants are hard to miss. Mount Shasta looms over the Oregon border. Lassen Peak, the southernmost active volcano in the Cascade Range, erupted just over a century ago, blasting ...

On the western edge of Naples, a restless volcanic field is pushing its way back into the headlines and into the lives of hundreds of thousands of people. Italy’s Campi Flegrei supervolcano is again ...

Yellowstone National Park sits above one of the most extensively studied volcanic systems on Earth. Beneath its forests, ...

A flurry of seismic activity that caused 160 quakes in just two hours at the Laguna del Maule volcanic field in central Chile has put authorities on alert. 160 quakes occurred in the area during a two ...

Some cities just happen to exist uncomfortably close to volcanoes. That kind of proximity affects routines, infrastructure, and how people think about risk. Scientists surveil shifting ground and ...

The Santorini archipelago in the South Aegean Sea, famous for its whitewashed houses with blue domes, is not only a popular tourist destination but also a key area for volcanic research. The ...

1.2 million years ago: A major volcanic explosion forms a caldera in what is now the Jemez Mountains as the earth around the volcano collapses into the drained magma chamber. Over the next million ...