What is the evolutionary reason for superstitious behaviour?
Humans, pigeons and orangutans can develop superstitious rituals. These may not work in the way we think they do, but they are probably still beneficial
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This week’s new questions
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What is the smallest whole number with no interesting properties?
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If the speed of light changed, how would it affect our lives?
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This week’s new questions
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Why are bird droppings mostly white, considering the things birds eat?
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Do all planets spin? If so, why?
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This week’s new questions
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Why is this strange rainbow at the wrong height?
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Do plants, fungi or microorganisms get cancer?
Are plant afflictions such as clubroot and witches’ broom akin to the cancerous tumours that afflict humans?
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Why do two musical notes an octave apart sound the ‘same’? (part 3)
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This week’s new questions
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What would happen to our planet if the sun suddenly disappeared?
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Is there an advantage to insects of their bites making us itch?
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