Where Volcanoes Are Born 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 ...

A rare underwater eruption at Hunga Tonga sent water vapor into Earth’s atmosphere, cooling the stratosphere and reshaping ...

Volcanic activity has intensified at Sicily’s Mount Etna in recent days. That hasn’t stopped visitors to Europe’s largest active volcano.

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

Since 2000, specialists at the National Museum of Natural History have produced the world’s foremost report on active ...

The left map shows the tephra fall associated with Kilauea’s episodic summit eruption, from December 2024 to December 2025.

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

A dormant volcano in Ethiopia erupted after 10,000 years of silence. This event shows how the world's little-known volcanoes ...

Hawaii’s Kilauea volcano erupted again, marking the one-year anniversary of a continuous on-off volcano eruption. More than 1 ...

The Kīlauea volcano on Hawaii's Big Island shot lava fountains as high as 1,400 feet into the air, the USGS reported.

Black Diamond Pool in Yellowstone National Park has been active since its massive hydrothermal explosion in July 2024. It’s ...