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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

Is it possible to distinguish sunrise from sunset from an image?

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Is it possible to distinguish sunrise from sunset from an image?

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This week’s new questions

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Would a tug of war be possible between France and England? (part 2)

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Would a tug of war be possible between France and England? (part 2)

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Why does a candle flame go out when we blow on it?

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Issue no. 3430 published 18 March 2023

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