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  1. Health & Medicine

    More good news about chocolate

    The Kuna people of Central America appear to keep their blood pressure down by drinking cocoa rich in chemicals called flavanols.

    By Jessica Gorman
  2. Chemistry

    Wheat protein smooths ice cream

    Proteins extracted from winter wheat keep ice cream smooth by preventing ice crystals from growing.

    By Jessica Gorman
  3. Earth

    El Niño’s coming! Is that so bad?

    Although El Niño is often blamed for ill effects that total billions of dollars, a broader analysis suggests that the United States garners substantial benefits during this weather pattern.

    By Sid Perkins
  4. Health & Medicine

    Coffee beans, cavity-causing germs

    Compounds in coffee loosen the grip of bacteria that cause tooth decay.