The same technology that pesters you with targeted advertisements on the internet was adapted to help seismologists locate the planet's earthquake hotspots.
The quake caused landslides on the undersea slopes where the corals grew.
On Feb. 27, 2010, the 8.8 magnitude earthquake that struck Chile sent seismic waves circling Earth's surface several times and caused microquakes in California.
Intercontinental earthquakes, such as the ones that rattled New Madrid, may not strike the same place twice.
This Week in Discovery News we recap a story about future zoos, magma on the moon and an exoplanet covered in water.
Both Japan and Haiti suffered major earthquakes, but the disasters -- and reactions -- are as different as night and day.
An earthquake and a hurricane? It's never happened before in the same week, in the same place.
Japan's 9.0 earthquake last year lubricated seismic faults and increased the chance that they will give way and rattle the region again.
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