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The Japan Earthquake, Tsunami and Nuclear Crisis

On March 11, a powerful, magnitude 9.0 quake hit northeastern Japan, triggering a tsunami with 10-meter-high waves that reached the U.S. west coast. Here's the science behind the disaster

How Does an Earthquake Trigger Tsunamis Thousands of Kilometers Away?

As Japan suffered the worst earthquake in the country's recorded history, tsunami waves fanned out across the Pacific Ocean at the speed of a jetliner

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Nuclear Experts Explain Worst-Case Scenario at Fukushima Power Plant

The type of accident occurring now in Japan derives from a loss of off-site AC power and then a subsequent failure of emergency power on-site. Engineers there are racing to restore AC power to prevent a core meltdown

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Worldwide Monitoring Network Allows for Rapid Tsunami Warnings

After the Japan earthquake, seismic stations, deep-ocean buoys and tidal gauges delivered a wealth of data for accurate tsunami forecasts in Hawaii, California and the rest of the Pacific Rim, but public preparedness can be even more important

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