Add Yahoo as a preferred source to see more of our stories on Google. Yellowstone's volcanic history is marked by three massive eruptions over the past 2.1 million years, creating a vast caldera and ...

The threat of a new eruption has emerged on Iceland's Reykjanes Peninsula as magma pooling under the surface of the Earth's crust continues to accumulate after being dramatically discharged from a ...

Authorities fear the Iceland volcano could erupt with just 30 minutes notice as the country’s Meteorological Office (IMO) warned magma may have reached very high up in the Earth’s crust. Kristín ...

Another upward shift of magma through the Earth's crust under Iceland that has the potential to cause an eruption "could happen in the next few days or possibly after several months," as officials ...

Kilauea is one of the most active volcanoes in the world with eruptions common both at its summit caldera and within its two rift zones. Frequent earthquakes associated with volcanic activity can help ...

A new study based on the sampling and analysis of volcanic ash at Cumbre Vieja volcano in the Canary Islands, located off Africa's northwest coast, suggests that the composition of magma could drive ...

Site of half the world's active geysers and about the same size as Cyprus, Yellowstone National Park's scenery and wildlife make it one of the biggest draws for tourists in the US. But those famous ...