Higher CO2 levels mean viruses live longer, infect more

Carbon dioxide is key to how long airborne viruses hang around in the air and, therefore, their likelihood of spreading. Opening a window may be a more scientific way to avoid the spread of respiratory viruses than first anticipated.

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Soybean waste used to grow good “green” food for farmed fish

Fish farming may be getting much more eco-friendly, courtesy of soybean processing wastewater. Microbes in the liquid have been used to produce proteins that could replace the fishmeal which is currently fed to farmed fish.

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Nearby asteroid’s birthplace traced to specific crater on the Moon

Many asteroids can be traced back to their parent body – the planet or moon they broke off from. But for the first time, scientists now claim to have traced the origins of an asteroid back to the specific crater it was birthed from.

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Cow’s milk particles unlock one of medicine’s most challenging puzzles

Cow’s milk contains nanoparticles that can be used to deliver RNA therapy orally, say researchers. With such drugs currently only administrable by injection, the discovery opens the door to cheaper, more accessible treatments for a range of diseases.

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Hybrid brain lets one species’ neurons help out another’s

Adding rat stem cells to a mouse embryo resulted in a ‘hybrid brain’ in which the rat cells stepped in to restore function when the mouse’s sense of smell was removed. The new research represents a step forward in regenerative medicine.

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Hybrid brain lets one species’ neurons help out another’s

Adding rat stem cells to a mouse embryo resulted in a ‘hybrid brain’ in which the rat cells stepped in to restore function when the mouse’s sense of smell was removed. The new research represents a step forward in regenerative medicine.

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Continue ReadingHybrid brain lets one species’ neurons help out another’s

Your doctor is prescribing antibiotics that won’t help – and may harm

US doctors haven’t been following the rules when it comes to prescribing antibiotics, according to new research. Despite the rise in antibiotic resistance, between 2017 and 2021 more than a quarter of antibiotics prescribed were for conditions they’re ineffective against.

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How aspirin stops the growth and spread of colorectal cancer

Aspirin, taken by around 29 million Americans daily, has increasingly been linked to inhibiting the growth of certain cancers – but we didn't quite know how. Now, scientists have uncovered how it helps the immune system see and kill cancer cells.

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Smartwatch AI predicts atrial fibrillation 30 minutes before it arrives

Trained on simple heart rate data, an AI model can predict an episode of atrial fibrillation 30 minutes in advance. With plans incorporate it into a smartphone so it can analyze data from a smartwatch, the model would act as an early warning system.

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