Physicists capture a strange fractal ‘butterfly’ for the first time

The electrons in a twisted piece of graphene show a strange repeating pattern first predicted in 1976, but never directly measured until now ​The electrons in a twisted piece of graphene show a strange repeating pattern first predicted in 1976, but never directly measured until now The electrons in a twisted piece of graphene show a …

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People in industrial societies get more sleep than hunter-gatherers

Individuals in industrialised societies seem to sleep for longer than people in non-industrialised ones, but their circadian rhythms are more out of sync ​Individuals in industrialised societies seem to sleep for longer than people in non-industrialised ones, but their circadian rhythms are more out of sync Individuals in industrialised societies seem to sleep for longer than …

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Hunter-gatherers get less sleep than people in industrial societies

People in industrialised societies seem to sleep for longer than those in non-industrialised ones, but their circadian rhythms are more out of sync ​People in industrialised societies seem to sleep for longer than those in non-industrialised ones, but their circadian rhythms are more out of sync People in industrialised societies seem to sleep for longer than …

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Medicines made in space set to touch down in Australian outback

Varda, a US firm planning to manufacture pharmaceuticals in low Earth orbit, is expecting its second test capsule to return to Earth this week ​Varda, a US firm planning to manufacture pharmaceuticals in low Earth orbit, is expecting its second test capsule to return to Earth this week Varda, a US firm planning to manufacture pharmaceuticals …

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Motorists may be driving the evolution of black squirrels in cities

Grey squirrels can actually come in black morphs, which are doing well in one US city because they’re less likely to become roadkill ​Grey squirrels can actually come in black morphs, which are doing well in one US city because they’re less likely to become roadkill Grey squirrels can actually come in black morphs, which are …

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When did people start building houses with corners?

Around the world, the earliest buildings are typically round while later ones are rectangular – but 12,000-year-old buildings with corners don’t fit the pattern ​Around the world, the earliest buildings are typically round while later ones are rectangular – but 12,000-year-old buildings with corners don’t fit the pattern Around the world, the earliest buildings are typically …

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Big animals have higher cancer risk – but also evolved better defences

A comparison of 263 species supports the idea that large animals have higher rates of cancer than smaller ones. But the increase is less than expected, suggesting they have evolved ways to lower their risk ​A comparison of 263 species supports the idea that large animals have higher rates of cancer than smaller ones. But …

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