If you've ever been guilty of inching closer to a stranger because she smells good, you'll be glad to know there's plenty of science behind the desire to get a whiff.

如果你曾经因为亲近一位浑身散发清新气味的女性而有罪恶感的话，那你应该很乐意知道，其实对香味的渴望背后有着很多的科学道理。

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What new name will emerge from 2016? Don't be surprised if a good amount of parents watching Stranger Things this year decide to name their baby girls Eleven.

自2016年，会出现什么新名字呢？如果许多父母今年看了《怪物奇语》，那么他们决定给自己的宝贝女儿起名为伊莱文(十一)就没什么好惊讶的了。

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What new name will emerge from 2016 Don't be surprised if a good amount of parents watching Stranger Things this year decide to name their baby girls Eleven.

自2016年，会出现什么新名字呢？如果许多父母今年看了《怪物奇语》，那么他们决定给自己的宝贝女儿起名为伊莱文(十一)就没什么好惊讶的了。

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On the other hand, there was probably good reason to want to be able to place a stranger within the system of tribal groups, coalitions and alliances that early man would have had to deal with among his neighbours.

ECONOMIST: The origins of racism