Where Volcanoes Are Born Most volcanoes form at the boundaries of Earth's tectonic plates, which are huge slabs of crust and ...

HOUSTON – (Jan. 9, 2013) – Magma forms far deeper than geologists previously thought, according to new research at Rice University. A group led by geologist Rajdeep Dasgupta put very small samples of ...

For decades, volcanologists believed that the primary trigger for explosive eruptions was a drop in pressure as magma rises toward the surface. When pressure falls, gases dissolved deep within the ...

In a new study, researchers show that gas bubbles can form in the rising magma not only due to a drop in pressure but also due to shear forces. If these gas bubbles grow in the volcanic vent early on ...

Authorities in Iceland have warned that a volcanic eruption is imminent, with the town of Grindavík, close to the country's famous Blue Lagoon resort, evacuated. When you purchase through links on our ...