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Global Quake Risks: New Map Shows Most Vulnerable AreasThe map uses earthquake records stretching back to 2150 BC.
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How Does Nuclear Radiation Harm the Body?What are the health impacts of exposure to nuclear radiation?
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Japan Earthquake Sped Up Antarctica Ice StreamSeismic waves travelled across the globe and nudged the glacier.
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Aftereffects: How Japan Can Improve Its Earthquake, Tsunami DefensesJapan survived disaster. Now it has the technology to do better.
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Inside Japan's Nuclear Reactors (Infographic)Here's a look under the hood of a nuclear reactor, and what can go wrong.
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Q&A: Nuclear Power Expert Explains Japan's CrisisA partial meltdown has occurred at three nuclear reactors in the Fukushima power plant in Japan, due to a failure of the cooling system.
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What Is a Nuclear Meltdown?A partial meltdown has occurred at three nuclear reactors in the Fukushima power plant in Japan. Here's how.
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NASA Scientist Explains Science Behind 'Supermoon' PhenomenonNASA scientist Jim Garvin explains the significance of the 'supermoon' coming on March 19.
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How the Japan Earthquake Shortened Days on EarthIt not only shortened the length of Earth's day, but also shifted how the planet's mass is distributed.
