After suspecting the presence of a series of underwater volcanoes near the Cook Islands, researchers have now mapped out the ...

Mud volcanoes often exhibit calderas, which are large circular depressions at their summit. Detailed mapping around the Caspian Sea suggests that caldera-forming mud volcanoes are dynamically ...

Scientists in Iceland have warned that a volcanic eruption could soon happen on the island. Since late October 2023, there's been an increase in earthquake activity in the region around Reykjavik ...

When you think of Iceland, the image of serene landscapes with sprawling glaciers and fiery volcanoes might come to mind. But ...

Igneous rocks form when magma cools underground or erupts at the surface as lava. The magma rises into the Earth’s crust, where it can get trapped underground or erupt from volcanoes as molten lava.

A volcanic eruption restarted in Iceland, with lava flow threatening the already severely damaged fishing town Grindavik.

If the eruptions continue, the volcano grows large enough to break the ocean surface, forming a volcanic island. Related: Undersea volcano off Oregon coast could erupt this year, geologists predict ...

LONDON (AP) — A volcano began erupting in southwestern Iceland on Tuesday, just hours after authorities evacuated a nearby community and a geothermal spa, one of Iceland’s biggest tourist ...

A volcano south of Reykjavik, Iceland erupted for the eleventh time since 2021, prompting evacuations of tourists and residents. The eruption did not immediately disrupt air travel, though ...

The volcanic eruption is seen in the background near the town of Grindavik, on the Reykjanes Peninsula, Iceland, Tuesday, April 1, 2025. Credit: AP Photo/Marco di Marco ...

Alaska’s Mount Spurr, a volcano about 80 miles away from the state’s largest city, will “likely” erupt in the coming weeks or months for the first time in over 30 years, according to ...