Once life is established, is the evolution of intelligence inevitable?
Our readers clash over this difficult question, given that only one example, under one set of conditions, is currently known to us
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Why aren’t humans covered in hair like other primates are? Part 2
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This week’s new questions
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How to make $138,000 from shredded banknotes – if you’re in Hong Kong
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Life
These stunning close-up photos offer a window onto the world of bees
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Tom Gauld on Atlas bearing the weight of the heavens on his shoulders
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Twisteddoodles on Gen Z slang for the lab
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Earth
These photos show how a warmer climate is damaging Earth’s waters
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Mathematics
Vindication for maths teachers: Pythagoras’s theorem seen in the wild
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Is there a maximum possible acceleration?
If it turns out that there is a fundamentally shortest length of time, then there would be, say our readers, who also point out that there is a difference here for massless particles like photons, and things with mass
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Does having four legs aid dogs with climbing?
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This week’s new questions
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The next frontier of forensic science: blood splatter in microgravity?
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Tom Gauld on new discoveries in the lab
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