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SCIENCE LESSON PLANS 
In-depth lesson
plans are created by teachers and matched to national standards.
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| REPORT |
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Scientists Celebrate Breakthrough With Particle Collider |
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| In an effort to understand some of the basic tenets of physics, scientists and engineers fired a beam of protons around a 17-mile tunnel -- a successful first run for the world's most powerful particle accelerator. |
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| Google Barges Into Phone Market |
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| Internet search giant Google on Tuesday unveiled its first foray into the global mobile phone market, introducing the T-Mobile G1, informally known as the "Google phone." |
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As Oil Prices Rise, Carmakers Look to Electric Future |
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| Rising oil prices and improvements in battery technology are fueling new interest in developing electric cars. Spencer Michels reports on how industry giants and start-up car companies alike plan to release new vehicles by 2010. |
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| INTERACTIVE |
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| How Does Your Car Stack Up? |
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| Compare your vehicle's emissions and fuel costs to the closest comparable alternative fuel vehicles. |
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