While some are still struggling to wear masks for a year in an epidemic, scientists are ready to work out which strategy is best – and the cotton face mask has got another tick of approval. Various studies have recommended combinations of different materials and cloth masks for the general …
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There is a tremendous variety of life beneath the surface of the earth. A new analysis of two large groups of subsurface microorganisms has now revealed that their evolutionary path to life in the dark has been more bizarre than we expected. During the first 2 billion years of our …
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Editor’s Note: Find the latest COVID-19 news and guidance in Medscape’s Coronavirus Resource Center. Here are the stories of coronavirus that Medscape editors around the world think you need to know today: Immune responses explained Although reports of weak as well as short-lived anticonvulsant responses in patients with COVID-19 have …
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If a surgeon came to the operating room wearing a mask they had made that morning with a dish cloth, they would probably be fired. This is because equipment used for important tasks, such as surgery, must be tested and certified to ensure compliance with specific standards. But anyone can …
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