More from Alison Motluk
Explore the latest news, articles and features
Close family smells worse than a stranger
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The anatomists’ farewell
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New schizophrenia theory
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Natural high helps banish bad times
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Natural high helps banish bad memories
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Women’s better emotional recall explained
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Alzheimer’s drug boosts memory of non-sufferers
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Small babies “result of battle of the sexes”
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Cellular traffic jam linked to motor neuron diseases
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Sleep with the boss
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Power naps boost work performance
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Inside view
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