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All the latest on newscientist.com: the man who weighed thoughts, comet of the century, the myth of perfection, wolvez II dogs, uncool quantum state and more
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Today on 51动漫
All the latest on newscientist.com: 4D printing, world's oldest string, sea slug sex stabbing, US death penalty drugs, helium planes and more
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Today on 51动漫
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Today on 51动漫
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Earth
Haiyan from space: See typhoon as it hit Philippines
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Today on 51动漫
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