Find out what earthquakes are, why they occur, and why we cannot predict them.

Investigates life and science along California's fault lines. The site includes exclusive video from the 1989 Loma Prieta earthquake.

The Federal Emergency Management Agency (FEMA) is in charge of helping people before and after a disaster. Site includes stories, photos, rap music, games, experiments and quizzes.

Sections on learning from earthquakes, predicting quakes, and engineering quake-resistant buildings. Uses Flash animation and Quicktime video.

Earthquake simulator from the Learning Channel. Includes a list of the top ten quakes, technology, cities at risk, gallery of devastation, and "As the World Churns."

Information on how to build a shake table to test the resistance of structures to earthquake shaking. Includes classroom photos of the table in action.

Learn what earthquakes are, how they occur, areas of the world frequented by earthquakes and the theory of continental drift which is often used to explain why earthquakes happen.

An interactive exercise which demonstrates how seismologists pinpoint the epicenter of an earthquake using seismic waves.

Find lots of information on earthquakes. Includes maps of recent activity.

Basic introduction to seismic waves and how we use them to understand more about the inside of the earth.