If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

Hawaii’s Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feet into the air and across a section of its summit crater floor. It was Kilauea’s 31st display of molten rock since ...

When a volcano that has slept for centuries suddenly roars back to life, the first clear view no longer comes from a ship or a nearby village, but from orbit. Earlier this year, a NASA satellite ...