Precision Urban Hopper robots, designed for urban warfare, can jump onto or over obstacles more than 25 feet.
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Developing nuclear weapons are a challenge for many countries, but some experts think it's only a matter of time.
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A new design concept imagines how communities can cope with climate change.
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New idea may allow residents to live under the bridge in style.
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Some college students listen to their iPods at volumes that may lead to hearing damage, according to a new study
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