ANSWER: Krakatoa, and it was a really bad one. Krakatoa is a small volcanic island in Indonesia. It blew its top on August 27, 1883, and killed more than 36,000 people. Krakatoa had erupted in 1680, ...

Fears of an incoming volcanic 'mega eruption' on Tenerife's Mount Teide have been allayed by scientists following a four-hour seismic swarm of mini-earthquakes - but experts say an eruption will ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Fountains from the south vent at Kilauea's summit crater soared 1,300 feet (400 meters) into the air, the U.S. Geological ...

In Italy, a super volcano outside of Naples is stirring in a way it hasn't for centuries. And hundreds of thousands of people live right by it.

When the sixth-strongest earthquake ever recorded hit Russia’s Kamchatka Peninsula last week, it triggered tsunami warnings around the world as waves rippled across the Pacific as far as the U.S., ...

HONOLULU — Hawaii's Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feet (30 meters) into the air and across a section of its summit crater floor. It was Kilauea's 31st display ...