Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.

The tremor that struck Delhi early on Monday was due to natural variations in the region's geological features and was not ...

The temblor that jolted the national capital early Monday was a result of naturally occurring variation in the geological ...

A brief tsunami warning was issued for Puerto Rico, the U.S. Virgin Islands and the British Virgin Islands on Saturday ...

The 4.0 magnitude earthquake felt in Delhi originated from natural geological variations, not plate tectonics, as explained ...

On Feb. 7, 1812, there was perhaps the most notable of three large earthquakes that shook the New Madrid seismic zone that ...

The energy released by an earthquake travels through the Earth in the form of vibrations known as 'seismic waves'.