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Rigorous Science How many humans would there need to be for almost every body to have a doppelganger?

There are a number of stories about persons with exact look alikes. In general this seems to be a rather rare phenomenon. But if you assume more and more humans it should become also more likely ...

5 answers  ·  posted 8y ago by bdecaf‭  ·  last activity 8y ago by bdecaf‭

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