Submarine volcanoes, volcanic structures hidden beneath the ocean surface, play a vital role in shaping Earth’s geology and marine ecosystems. Formed through tectonic plate movements, rising magma, ...

When the sixth-strongest earthquake ever recorded hit Russia’s Kamchatka Peninsula last week, it triggered tsunami warnings around the world as waves rippled across the Pacific as far as the U.S., ...

A volcano in Iceland has emerged from its centuries-long slumber with a series of "spectacular" eruptions. The most recent eruption, which peaked Thursday, is the seventh bout of activity the volcano ...

Semeru volcano — the tallest volcano on Java at 3,676 meters — erupted on the afternoon of November 19, 2025, with pyroclastic flows racing at high speed more than 8.5 kilometers down its slopes, as ...

Natural disasters, from wildfires, floods and mudslides in western states to large earthquakes in Japan, have rocked, burned and flooded parts of the world in the first months of 2025. What’s next?

Three hundred miles off the Oregon coast and 4,900 feet beneath the Pacific Ocean, Axial Seamount—one of the Pacific Northwest's most active submarine volcanos—is showing signs of eruption. Last ...