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 ...

There are around 1,500 known active volcanoes worldwide. A volcano is considered active if it has erupted in the last 10,000 years. Around 40 to 60 volcanoes erupt every year.

A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park.

But some refused to evacuate during the hazardous lava fountaining episode.

Lava and ash have once again transformed the summit of Kīlauea into a vision that looks ripped from a disaster film, with ...

The Durandag mud volcano, known for its periodic activity, entered a new eruption phase, producing a powerful outburst that ...

Add Yahoo as a preferred source to see more of our stories on Google. Underwater volcano Axial Seamount. (National Science Foundation) An underwater volcano off the coast of Oregon that was forecast ...

A volcano in Russia's far east on Wednesday spewed ash several kilometers into the sky, authorities said, putting on a ...

At Puʻuʻōʻō, fissures reopened on either side of the vent, while at Maunaulu, the eruption stalled and the vent collapsed ...

The Philippine Institute of Volcanology and Seismology (Phivolcs) said on Monday that Mayon Volcano’s effusive eruption has ...

Hawaii's Kilauea volcano has officially erupted for the 41st time since 2024, the U.S. Geological Survey (USGS) said.