Volcano Kilauea’s puahiohio are swirling columns of ash and volcanic debris, often mistaken for tornadoes but formed by ...

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

This video was recently captured of Ecuador’s La Cumbre volcano just as it began erupting once again. Ecuador’s environmental ...

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

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

A volcanic explosion, somewhere in the tropics, may have increased European trade with central Asia—which brought fleas ...

A muddy eruption at Black Diamond Pool in Yellowstone National Park has been captured on camera. The video was recorded by the Yellowstone Volcano Observatory webcam Saturday morning.

Update at 4:34 a.m. Dec. 24, 2025: Episode 39 of the ongoing episodic eruption within Halemaʻumaʻu Crater at the summit of ...

This assessment shows how Hunga’s water-rich plume reshaped the stratosphere in ways not seen before,” said Tim Naish, Chair ...

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

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

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