Scientists are keeping a close watch on the chances of a megathrust earthquake happening soon. These are the strongest types ...

The Philippine Institute of Volcanology and Seismology (Phivolcs) on Monday acknowledged the possibility of future ...

A 300-meter-high tsunami crashing into the US coast might sound like science fiction—but scientists say it's a very real ...

The Valdivia earthquake killed up to 6,000 people and sent tsunamis out across the Pacific Ocean. For comparison, researchers believe the new Chile megaquake hit with a magnitude of 9.5.

Deepest earthquake ever detected struck 467 miles beneath Japan. If confirmed, the temblor would be a shock to geologists who thought rocks that deep inside Earth were too putty-like to break and ...