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

Federal scientists are pushing back against viral claims that “mega eruptions” could strike within days, even as they quietly ...

1959 Kīlauea Iki eruption: It happened in the crater just north of the volcano’s caldera, lasting only about a month with 17 ...

From the fiery lava fountains of Hawaiʻi’s Kīlauea volcano to the dramatic eruption of the Reykjanes Peninsula Fissure Eruption in Iceland, 2025 was filled with plenty of volcanic activity. Here are ...

This story was updated on Dec. 24, 2025. A year ago on Dec. 23, 2024, one of the world’s most active volcanoes awoke.   That ...

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

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

On the flanks of Washington State Mount Rainier, a spike in seismic rumbling has revived an old, unsettling question for the ...

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

Kīlauea has been erupting episodically since Dec. 23, 2024, primarily from two vents (north and south) in Halema‘uma‘u.

Data from Axial, the most-monitored underwater volcano, are helping geophysicists hone eruption predictions. For Axial, 2026 ...

A big, messy surprise greeted Yellowstone National Park early Saturday morning, just as winter officially began. At around ...