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Health

Extreme heat may speed up biological ageing in older people

Spending more days in extreme heat seems to be linked to markers of increased biological ageing in people aged 56 and over, suggesting that it could raise the risk of age-related diseases

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TOPSHOT - Capybaras (Hydrochoerus hydrochaeris) are covered in bright green slime due to cyanobacteria in the waters of the Salto Grande lake, an artificial body of water made by the hydroelectric dam on the Uruguay River, near Concordia, Entre Rios, Argentina on February 13, 2025. (Photo by JUAN MABROMATA / AFP) (Photo by JUAN MABROMATA/AFP via Getty Images)

Life

Cyanobacteria bloom gives capybaras a new green coat

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Physics

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

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A computer fibre being braided with a combination of metal and textile yarns

Technology

Thread-based computer could be knitted into clothes to monitor health

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Humans

Humans were living in tropical forests surprisingly early

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Environment

Vital ocean current is unlikely to completely shut down this century

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Health

People in industrial societies get more sleep than hunter-gatherers

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Life

Black squirrels may be evolving due to roadkill in cities

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Space

Medicines made in space set to touch down in Australian outback

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Humans

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

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Life

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

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Humans

Ancient hunters may have used throwing spears 300,000 years ago

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Environment

Deep-sea life is still recovering from mining activity 40 years ago

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Space

Intuitive Machines' lunar lander Athena set to blast off to the moon

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