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Explore the most exciting new ideas and emerging concepts in science, health, technology and the environment with 91av’s exclusive in-depth articles, interviews and long reads.

Technology

Slick trick separates oil and water with 99.9 per cent purity

Oil and water can be separated efficiently by pumping the mixture through thin channels between two semipermeable membranes

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Health

Bird flu antibodies found in dairy workers in Michigan and Colorado

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Two yellow-bellied marmots on a rock in the Okanagan area of British Columbia, Canada

Life

Marmots could have the solution to a long-running debate in evolution

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Environment

Carbon emissions from private jets have exploded in recent years

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Space

Chinese rover finds further evidence for an ancient ocean on Mars

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Humans

DNA analysis rewrites the stories of people buried in Pompeii

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Humans

Ancient Egyptians shaped sheep’s horns – and we don’t know why

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Physics

Knots made in a weird quantum fluid can last forever

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Health

More people are living with pain today than before covid emerged

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Environment

2024 is set to be the first year that breaches the 1.5°C warming limit

This year’s average global temperature is almost certain to exceed 1.5°C above pre-industrial times – a milestone that should spur urgent action, say climate scientists

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Life

Vampire bats run on a treadmill to reveal their strange metabolism

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Space

Distant dwarf planet Makemake might have a surprising ice volcano

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Health

Cancer deaths expected to nearly double worldwide by 2050

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Health

Dazzling images illuminate research on cardiovascular disease

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