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

A 7.6 magnitude earthquake struck the Caribbean Sea Saturday evening north of Honduras and southwest of the Cayman Islands.

Experts from UNH explain how rare the 3.8 magnitude earthquake was and the likelihood of significant aftershocks.

Researchers found evidence that the Earth's inner core is changing shape, suggesting unseen processes affecting its movement ...

Just before 8 a.m. Sunday morning, a 2.0-magnitude earthquake rumbled about 6 miles off the coast of York Harbor, Maine, ...

However, Coulson believes Monday’s earthquake occurred because of pressure in the Atlantic Ocean being pushed west toward land and away from the Mid-Atlantic Ridge, an underwater range.

A tsunami advisory has been issued for Puerto Rico and the U.S. Virgin Islands after an earthquake in the Caribbean Sea, ...

Earth’s core is transforming, which could affect the length of our 24-hour day, Earth’s magnetic field, and more ...

An earthquake was detected off the coast of New Hampshire early Wednesday, the second quake to occur in the area this week, ...

The surface of Earth's inner core appears to be dynamic, changing shape as it rotates, earthquake waves reveal.

However, Coulson believes Monday’s earthquake occurred because of pressure in the Atlantic Ocean being pushed west toward land and away from the Mid-Atlantic Ridge, an underwater range. The ...