Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...

Giant, large-scale eruptions can have more serious impacts. One such event contributed to the demise of the dinosaurs 66 ...

Have you heard or read about the Axial Seamount? The Axial is an underwater volcano located approximately 480 kilometers ...

Discover more about Indonesia's volcanic alert system and the systems used around the world to help keep people as safe as ...

“Volcano Watch” is a weekly article and activity update written by U.S. Geological Survey Hawaiian Volcano Observatory scientists and affiliates. The spectacular series of Kīlauea eruptive ...

The Indonesian rescue team said it found Juliana Marins' body beside a crater using a thermal drone after four days of intensive searches complicated by extremely harsh terrain and weather.

Brazil's government says that a young Brazilian hiker who had plunged hundreds of meters from the ridge of a towering Indonesian volcano and was trapped there for almost four days has been found dead ...

InVADER studies underwater hydrothermal systems at Axial Seamount, the largest and most active volcano on western boundary of the Juan de Fuca tectonic plate off the coast of Oregon. The vents at the ...

NASA Odyssey orbiter snapped a first-ever image of a Mars volcano peeking above clouds before dawn. It’s twice as tall as Earth’s largest volcano.

Visit the observatory’s website for past “Volcano Watch” articles, Kīlauea and Mauna Loa updates, volcano photos, maps, recent earthquake information and more.