In the predawn darkness, a team of scientists climbs the slope of Mexico's Popocatépetl volcano, one of the world’s most ...

Learn why Yellowstone mysteriously does not produce sulfur dioxide, and what it means for volcanic unrest.

Yellowstone’s volcanic heart is one of the largest magmatic systems on Earth, yet the park’s steaming vents and geysers are ...

One notable incident came on May 22, 1919, when a barrage of eruptive activity caused a 1,000-kilogram (2,205-pound) block of ...

New Cornell University led-research challenges the long-standing belief that active volcanoes have large magma bodies that are expelled during eruptions and then dissipate over time as the volcanoes ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Though immensely powerful, volcanoes are not always spewing hot lava ...

Magma may have reached very high up in the Earth’s crust, according to Iceland’s Meteorological Office (IMO), which says people will have to “wait in suspense for the next few days” to see how events ...

Iceland is facing "an increased risk of an eruption" in the coming days, as magma accumulating in the Earth's crust under the Reykjanes Peninsula reaches a comparable volume to when the last eruption ...

Magma continues to accumulate in a chamber beneath Svartsengi and has now reached levels thought to have triggered the volcanic eruption that sent lava flowing into Grindavík on Jan. 14. When you ...

Researchers have mapped the magma plumbing system beneath Tonga's underwater volcano and discovered three magma chambers, two of which fed the record-shattering 2022 eruption. When you purchase ...

Tephra formed by lava fountains during the ongoing Kīlauea summit eruption has created a new puʻu, or hill, southwest of Halemaʻumaʻu Crater and visible from the public viewing areas around Kīlauea ...