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New freeze-dried polio vaccine can stand the heat

  • July 23, 2019

"[Polio] still lurks in developing countries because vaccine storage and transport requires refrigeration. Now, scientists find freeze-drying a polio vaccine keeps it stable for as long as four weeks even in hot temperatures. The stability could enable vaccine distribution that…

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Why NASA wants you to take pictures of trees

  • April 22, 2019

"NASA would like you to take a picture of a tree, please. The space agency’s ICESat-2 satellite estimates the height of trees from space, and NASA has created a new tool for citizen scientists that can help check those measurements…

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