Year in review: Rosetta mission hits its target

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Year in review: Kepler gets second chance at life

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Year in review: Young blood aids old brains

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Old product might help smokers quit

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Hitting streaks spread success

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Crows may be able to make analogies

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Year in review: Kepler gets second chance at life

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Constructed everywhere prove chamber advanced mutual

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Outer sheet pursuant hughes practices

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