Tuesday's decision by the U.S. Supreme Court to not review an ordinance passed by Alameda County, California, means that drug makers will now need to pay for collection and disposal of unused drugs in the county. iStockphoto hide caption

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The World Health Organization has endorsed waiting to clamp the umbilical cord for at least one minute after a baby is born. Sebastien Desarmaux/Godong/Science Source hide caption

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This fungus among us — baker's yeast, aka Saccharomyces cerevisiae — is useful for more than just making bread. iStockphoto hide caption

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People exercise along the Reflecting Pool on the National Mall in Washington, D.C.; the metro area was ranked as America's fittest city for the second year in a row. Andrew Harnik/The Washington Times/Landov hide caption

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Sam Swiller and his dog, Sully, in their home in Washington, D.C. Meredith Rizzo/NPR hide caption

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