Volcanoes are often framed as nature’s most violent spectacles, yet some of the largest on Earth ooze lava quietly for years without a single dramatic blast. Scientists have now pulled together a ...

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 ...

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 ...

The 44th episode of lava fountaining on Thursday saw streams ascending over 500 feet above the vent in spectacular color.

Lava blasted more than 650 feet into the air as Kilauea, a Hawaiian volcano, roared to life on Thursday. The eruption began at 11:10 a.m. local time, according to the U.S. Geological Survey, sending ...