days before the volcano erupted. A large fissure has opened up nearby, at the Sundhnukagígar crater north of Grindavik, with lava flowing both east and west. One estimate by the country's Met ...

New research recently uncovered spatter cones on Mars, meaning that the planet had volcanoes similar to Earth's at one point.

An Icelandic peninsula experienced its fourth eruption since December with lava from a new volcanic fissure steadily advancing, though the eruption’s intensity had decreased, authorities said.

The recent eruption at Napau Crater was the first on Kilauea’s middle East Rift Zone (ERZ) in six years. We often remember ...

A new volcano erupted on the Reykjanes peninsula in southwestern Iceland late Thursday, spewing hot lava into the air in the ...

Among the snow-capped volcanoes of the Pacific Northwest, Mount Adams gets relatively little love. There are more glamorous volcanoes to climb (Mount Rainier) or to ski (Mount Hood) or that have ...

Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment ...

New Jersey was once home to a fiery volcano roughly the size of Mount St. Helens – that sits in the same county as a newly mapped fault line. Rutan Hill, in Wantage, NJ, appears to be and is ...

From authentic experiences to outdoor adventures, what it's like to cruise with National Geographic-Lindblad Expeditions.

Toxic sulphurous gas, carrying the telltale reek of rotten eggs, wafted through vents in the steep walls of Iceland’s Viti ...

Sep. 24, 2024 — A mysterious type of iron-rich magma entombed within extinct volcanoes is likely abundant with rare earth elements and could offer a new way to source these in-demand metals ...

A fissure on the northwestern crater wall of Makauopuhi Crater on the East Rift Zone of Kīlauea sent lava cascading into the ...