Over the last eight centuries, a huge underwater volcano 300 miles off the coast of what's now Oregon has erupted dozens of ...

This massive collection of basalt columns is linked to a volcanic fissure eruption. That's when a fissure in the Earth's crust lets the contents of a subsurface magma chamber out – with ...

One of the most active volcanoes in the world sits just a few hundred miles off the U.S. West Coast, and some scientists ...

Volcanic gas is said to be the primary hazard ... as a series of explosive fissure eruptions occurred.

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...