As the name suggests, an earthquake is an event that causes the earth to shake. In some cases, an earthquake can be so significant that it cracks open the ground, as well as human-made structures such ...

Guerrero, Mexico is an active site with several recent major earthquakes, but also a small area called the ‘Guerrero seismic gap’ (pictured) where no earthquakes have occurred for more than a century.

NORFOLK, Va. — Fault lines are fractures or breaks in the Earth's crust where tectonic plates move past each other, often resulting in earthquakes. These geological features are classified into three ...

When the 4.4-magnitude earthquake struck the Los Angeles area Monday afternoon, Angelenos reported a lengthy quake with significant shaking. But the number attached to an earthquake only tells you so ...

East Coasters flooded social media with reactions to Friday's earthquake. There's a reason East Coast earthquakes travel further than their West Coast counterparts. The rocks are harder, which causes ...