Scientists are warning that volcanoes buried under ice sheets are not as dormant as they look. As glaciers thin and retreat, ...

Melting glaciers may be setting the stage for more frequent and explosive volcanic eruptions in the future. This is the conclusion of a study of six volcanoes in the Chilean Andes, which is being ...

Most volcanoes form at the boundaries of Earth's tectonic plates, which are huge slabs of crust and upper mantle that fit together like puzzle pieces. Think of these plates as massive rafts floating ...

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

Scientists have uncovered a long-missing piece of the volcanic puzzle: rising magma doesn’t just form explosive gas bubbles when pressure drops—it can do so simply by being sheared and “kneaded” ...

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma – and when. Until now, it was thought that gas bubbles were formed primarily when the ambient pressure ...