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Innovations are not only creating breakthroughs in technology but changing the way we live our lives. Discoveries are expanding how we explore science, technology, medicine and space.
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Slingshot takes on giant problem of dirty water
Dean Kamen, the famed inventor of the Segway, is tackling the problem of dirty water with a purifying machine called the Slingshot. Kamen says it is ideally suited for villages in the developing world.

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• Cops help dream up high-tech police car
• Robotics help disabled walk again
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