A powerful 7.9 magnitude earthquake struck China, killing about 10,000 people and trapping huge numbers under concrete, steel and earth. Learn more details in this article.

This site contains information about we have learned about the San Andreas Fault since 1906.

A quick, introductory lesson about how earthquakes happen, and what impact these natural events have on life.

A basic overview of the earth's mantle, crust, inner core, and outer core. Also discusses how earthquake waves travel through the Earth.

This fact sheet highlights some of these recent seismic events that are of special interest because they have caused notable geologic changes to our landscape or devastating destruction to our society.

Come and learn more about the devastating effects of tsunamis. This site features video segments revealing the devastation tsunamis can cause and how tsunamis are formed.

This photo shows just how much damage a strong earthquake can cause. The concrete pavement beside the street has been torn in two with a large crack down the middle.