Although volcanic eruptions are spectacular natural events that occur around the world every day, most volcanoes spend the ...

Scientists have recently discovered how magma behaves beneath active volcanoes, opening up new possibilities for targeted ...

A major discovery beneath Yellowstone National Park has revealed a magma cap located nearly 2.4 miles below the surface, which could help prevent a massive volcanic eruption. Using advanced seismic ...

Geochemical analysis of erupted tephra samples over the past decade help scientists understand the temperature of Kilauea’s shallow magma system under the summit — and things have been “heating up!” ...

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma—and when. Until now, it was thought that gas bubbles were formed primarily when the ambient pressure dropped ...

Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists and affiliates. This photo shows the gap between the south (left) and ...

HONOLULU (AP) — Lava shoots high into the sky. Molten rock erupts from two vents simultaneously. The nighttime sky glows red and orange, reflecting the lava oozing across a summit crater. Scientists ...

Hawaii's Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feetinto the air and across a section of its summit crater floor. It was Kilauea's 31st display of molten rock since ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. How and if a volcano explodes depends on how and when bubbles of ...