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

An episode of lava fountaining at Kilauea ended early today after nearly six hours of continuous activity inside Halemaumau ...

Most tourists who visit Yellowstone National Park snap photos of Old Faithful and stroll past bubbling mud pots, never ...

Volcano Alert Level: Watch. Kīlauea has erupted episodically since Dec. 23, 2024, within the summit caldera located within ...

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 ...

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

Viewers watching the US Geological Survey’s livestream of the latest eruption of Kīlauea on Tuesday evening were surprised to ...

Volcanic activity bubbling away beneath the Yellowstone National Park in the US appears to be on the move. New research shows that the reservoirs of magma that fuel the supervolcano's wild outbursts ...

The Kilauea volcano erupted Monday morning on Hawaii's Big Island following increased earthquake activity beneath its summit, according to the U.S. Geological Survey. The volcano is located along the ...

Tephra formed by lava fountains during the ongoing Kīlauea summit eruption has created a new puʻu, or hill, southwest of Halemaʻumaʻu Crater and visible from the public viewing areas around Kīlauea ...

Mountain building occurred all around the Yellowstone region and highlights a tortured geological history of uplift and volcanism. The Gallatin Range, just northeast of Yellowstone Caldera, is an ...