Scientists solve a mystery of severe asthma and how to treat it

Corticosteroid inhalers are a common treatment for asthma, but patients with severe asthma don’t respond well to it. Now scientists have identified a mechanism that seems to block the drugs, and importantly, a potential way to bypass the problem.

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World-first surgery transplants a damaged liver kept alive in a machine

In a world-first, a pioneering perfusion machine has facilitated the implant of a damaged liver after three days in storage, with the recipient reported to be in a healthy state one year after the procedure.

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Alzheimer’s discovery hints at drugs to stop cells frying “like eggs”

Scientists at the University of Cambridge have taken cutting-edge sensors used to measure temperature changes within cells to gain fascinating new insights into Alzheimer's disease, and shown how preventing overheating could slow its progression.

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Competition with great whites may have led to megalodon extinction

A team led by Jeremy McCormack at the Max Planck Institute for Evolutionary Anthropology has found evidence that competition with great white sharks may have contributed to the extinction of the megalodon, the largest shark that ever lived.

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World’s largest plant: 112-mile-long seagrass found off Australian coast

Researchers have discovered the largest plant in the world – a meadow of seagrass off the coast of Western Australia that covers a total of 200 sq km (77 sq miles). The entire expanse has grown from just one seedling, spreading by cloning itself.

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Coral reefs’ sound signatures could be used to assess their health

In an effort to keep the world's coral reefs from disappearing forever, a number of reef restoration projects are currently underway … but how can scientists tell if any one of those projects is working? The answer may lie in listening to the reefs.

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Dissolving pacemaker links up with wearables to better control the heart

Last year, scientists at Northwestern University announced a transient pacemaker that dissolves when no longer needed. They've now improved the device, and incorporated it into a linked suite of wearable sensors.

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Algorithm-aided antibiotic hunt yields powerful new drug candidate

Algorithms have helped uncover a new antibiotic that shows promise against some nasty bacteria, using a novel mode of attack that should be hard for them to develop resistance to. Most importantly it could unlock a whole new arsenal of antibiotics.

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Were dinosaurs warm- or cold-blooded? Clues lie in their breath and bones

Dinosaurs sit at the crossroads between reptiles and birds, leading scientists to debate whether they were warm- or cold-blooded. A new study may have the answer for different dinosaurs by analyzing metabolic markers from their breath in their bones.

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Underwater Seaglider drone deployed to monitor ocean acidification

Measuring ocean acidification is possible to an extent with sensors fitted to stationary buoys and vessels, but a newly fitted out deep-diving underwater drone promises to fill in the blanks in a big way.

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