Turtles nearly all the way down (and a few elephants too)
Feedback is our weekly column of bizarre stories, implausible advertising claims, confusing instructions and more
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Life
Endangered insects captured in vivid photographs
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Why is this snail carrying an extra shell on its back?
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Could any photons that were around me in my childhood still exist?
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Why are many people squeamish about the sight of blood? (part 2)
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Does a latte cool faster than a cappuccino? (part 2)
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This week鈥檚 new questions
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Tom Gauld on the department of paradoxical geometry
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Twisteddoodles: New year, new me
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Space
The stargazing spectacles you need to put in your diary for 2023
Solar and lunar eclipses and stunning views of the planets in the night sky await this year. Here are the key dates to add to your calendar so you don鈥檛 miss the fun
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How much of my body from 40 years ago remains part of me today?
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Do spiders survive if thrown from a height out of a window?
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What happens if I shine a torch, moving at the speed of light? Part 2
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This week鈥檚 new questions
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