Travelers planning their dream vacation to the Hawaiian Islands might have to visit an active volcano at the top of their list, which makes planning a trip to Hawai'i Volcanoes National Park, located ...

At 8:32 a.m. on May 18, 1980, Mount St. Helens erupted with explosive force—the largest volcanic event in U.S. history. A 5.1-magnitude earthquake triggered a massive landslide that tore away the ...

A global early-warning system strives to keep aircraft safe from volcanic eruptions. Mark Piesing A small aircraft flies over the Bardarbunga volcano as it spews lava and ash in southeast Iceland. The ...

Volcanologist Jenni Barclay joins WIRED to answer the internet's lava-hot questions about volcanoes. How do volcanoes cause lightning? What would happen if you fell into a volcano? What do ...

How do smoke rings form—and why don’t all volcanoes do it? As magma rises through the conduit, the surrounding pressure drops, allowing dissolved gases to emerge as bubbles. If the magma is not too ...

Some volcanoes, such as the Cascade volcanoes up in Washington and Oregon, are of the type called a stratovolcano. These steep volcanoes sometimes erupt explosively and other times have calmer lava ...