Kilauea, one of the most active volcanoes in the world, spewed lava for over 22 hours this week. It's been erupting intermittently since December.

Researchers found that magma chambers beneath Cascade Range volcanoes persist even when the volcanoes are dormant, ...

A video captured by Emilio Messina shows Mount Etna's impressive activity in Sicily, including a powerful eruption and lava ...

As Kilauea erupts a 330-foot-tall fountain of lava, officials warn of hazards from volcanic gas that may affect nearby ...