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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.

Health

Everything you need to know about semaglutide weight loss drugs

The semaglutide-based medicines Ozempic and Wegovy can help people who are obese or overweight to quickly lose weight, but questions remain over how long they should be taken and what other effects they may have

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Health

Flu vaccine for children linked to pneumonia risk for their relatives

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Space

How could we give boring blobby galaxies a new, exciting shape?

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Technology

Underwater data centres could be destroyed by loud noises

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Space

Mystery of ‘impossible’ star resolved by three-body solution

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Humans

Oldest known human viruses found hidden within Neanderthal bones

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Technology

ChatGPT got an upgrade to make it seem more human

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2M9GRJH Doctor examines patient with prolapse of left kidney and spleen using ultrasound probe

Health

Ultrasound therapy could treat lung condition linked to heart failure

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Environment

Sticky oil sprayed onto plants offers alternative to pesticides

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A transmission electron micrograph of the beta-lactoglobulin, the main protein in cow's milk whey, which made up the gel

Health

Edible gel prevents and treats alcohol intoxication in mice

Mice given unlimited access to alcohol recovered faster after consuming a gel based on a milk protein, with the same treatment also preventing intoxication in another group of mice. If proved safe and effective in humans, it could offer a quick way to sober up

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Humans

Did humans evolve to chase down prey over long distances?

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Health

Having more children protects parents’ brains from age-related decline

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Technology

Watch a Möbius strip robot move and climb when hit by light

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Life

Pigs seem less stressed if their barn is scented with lavender

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