Some are claiming that oarfish washing ashore is a sign that an earthquake will soon follow.
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.
Japan's 9.0 earthquake last year lubricated seismic faults and increased the chance that they will give way and rattle the region again.
Earthquakes from a natural gas extraction in England have protesters wanting to put a stop to fracking.
Here at Discovery News, we understand the crisis in Japan is confusing. There was an earthquake, a tsunami and now a nuclear disaster. Our experts are on hand to answer any questions you may have.
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