
How did the mountainous west form?

How did the mountainous west form?

Two large earthquakes that occurred in the Indian Ocean last April seem to be triggering much more than shaking.

The 2010 earthquake in Chile may not have decreased, but actually increased, the likeliness of a new, large earthquake.

Elephants not only communicate through sound waves, but also through seismic waves.

A new study finds that common toads can detect impending seismic activity.
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