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

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

The atmosphere is still feeling the effects of the January 2022 eruption of the Hunga-Tonga volcano in the southern Pacific Ocean ...

Kilauea’s Halema‘uma‘u crater, with a style of activity not seen for nearly 40 years. The eruption, characterized by high lava-fountaining episodes, has continued for nearly a year. Hawaii Volcanoes ...

The Hawaiʻi Department of Health urges residents and visitors to take precautions as elevated volcanic gas emissions from the ...

The Hidden Climate Power of Sulfur Dioxide When massive volcanic eruptions occur, they inject millions of tons of sulfur dioxide into the stratosphere, where it forms sulfate aerosols that scatter ...

Update at 10:44 p.m. Saturday, Dec. 6, 2025: Hawaiian Volcano Observatory reports that Episode 38 of the ongoing episodic eruption inside Halemaʻumaʻu Crater in the summit caldera of Kīlauea volcano ...

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

The Axial Seamount, located 300 miles off Oregon's coast, shows signs of eruption. Experts assure it won't affect land or ...

A volcanic eruption in Iceland forced tourists to evacuate the Blue Lagoon geothermal spa on Wednesday as images captured lava flowing through a fissure in the Earth’s surface. The eruption began ...

Volcanoes often give little warning before they erupt, but now scientists have discovered an unexpected early warning sign—trees. This new finding comes from a joint study by researchers from NASA, ...

Ash from the explosion may have led to crop failure and famine in southern Europe, leading some Italian cities to import ...