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 ...

Popocatépetl emerged in the crater of other volcanoes in its current form more than 20,000 years ago and has been active ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. How and if a volcano explodes depends on how and when bubbles of ...

My studying three eruptions at the Fagradalsfjall Volcano in Iceland, the team was able to show predictable and rapid microbe ...

Kilauea is one of the world’s youngest yet most active volcanoes, and one of the six active volcanoes in Hawaii ...

If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

Dec. 23, 2025 marks one year since the ongoing eruption at Kīlauea began, bringing glowing displays of lava and fountains sometimes as tall as the Empire State Building.

The 1815 eruption produced 60 megatons of sulfur, and as a result, average global temperatures dropped by around 3°C (5.4°F).

Volcano Watch” is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory ...

HONOLULU — Hawaii's Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feet into the air and across a section of its summit crater floor. It was Kilauea's 31st display of molten ...

Often spotted by onlookers in Hawai‘i Volcanoes National Park, or even by YouTube livestream viewers, the long, ashy gray or ...