About 55 earthquakes a day – 20,000 a year – are recorded by the National Earthquake Information Center. A quick guide to how they are measured.

Earthquakes occur more often than you think. Here’s what you need to know about where they usually happen and how they’re ...

The main shock is the most powerful earthquake. “So from a physics standpoint, they’re literally all just earthquakes,” Lozos said. Foreshocks are the quakes that happen before a large ...

Earthquake: An earthquake is a dangerous natural disaster that causes significant damage to life and property worldwide every year. Understanding earthquakes is essential for everyone, and in this ...

Before we can prepare for the Big One, we have to know what "one" is. Here's a basic primer on the science of earthquakes.

How Do Earthquakes Happen? According to the United States Geological Survey, a series of earthquakes were recorded in the Oklahoma City metro area on Jan. 12 and 13. Here is some information on ...

In the hours after, social media was abuzz with discussions on how an earthquake can happen in Malaysia since the country is ...

The Atlantic coastline is vulnerable to tsunamis triggered by earthquakes and landslides across the ocean basin ...

The Early Show Earthquakes 101: How they happen March 12, 2011 / 12:17 PM EST / CBS/AP The horrifying images of destruction out of Japan make the scope of Friday's disaster all too clear.

On Tuesday, a powerful 8.8 magnitude earthquake rocked the area around Russia’s Kamchatka peninsula, resulting in tsunami ...