Discover interesting facts about volcanoes, including why and where they form and history's deadliest eruption.

Dec 30, 2024 · To be considered active, a volcano must have erupted at some point during the Holocene, but dormant and extinct are a little harder to define.

Nov 11, 2025 · A 2025 satellite photo captures the stark contrast between the barren Poás volcano and the surrounding Costa Rican jungle. The volcano's super-acidic lake provides the perfect analog for …

Aug 5, 2025 · Six Russian volcanoes erupted shortly after an 8.8 magnitude earthquake struck nearby, with a seventh possibly to follow.

Jul 30, 2025 · Klyuchevskoy volcano in Russia erupted shortly after a powerful 8.8 magnitude earthquake in the same region.

Apr 28, 2025 · Uturuncu, a dormant volcano in Bolivia, appeared to be getting ready to erupt following earthquakes and "sombrero" shaped deformation — scientists have now worked out what's going on …

Aug 4, 2025 · Krasheninnikov volcano has erupted on Russia's Kamchatka Peninsula. This is the second volcano to erupt in the region following the magnitude 8.8 megaquake on July 30.

Jan 9, 2025 · A detailed look at Yellowstone's magma storage system finds that only one region is likely to host liquid magma in the long term.

Jul 16, 2025 · A lava-spewing fissure has opened up along Iceland's Sundhnúkur crater row as the Reykjanes peninsula experiences another volcanic eruption.

May 30, 2025 · Scientists can tell whether a volcano is about to erupt from the greenness of the trees around it, with more vibrant leaves indicating a potentially imminent blast.