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Last word

New Scientist's popular Last Word series gives readers the opportunity to answer each other's questions about everyday science phenomena, from the shape of scones to the evolutionary history of toenails. To answer a question or ask a new one, email lastword@newscientist.com

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Last Word

Why can a fly enter my home easily, but not escape as easily?

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This week’s new questions

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Why do humans like sparkly things?

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Issue no. 3487 published 20 April 2024

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