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  • Food for Thought

    Tea—Milking It

    I'm a serious tea drinker. I'll down it hot or cold, plain or with lemon. Like most Americans, however, I don't regularly add milk. But when my colleague David Lindley, an editor here at Science News, was growing up, his family certainly did.

    Being a Brit, David comes from a culture that holds considerable reverence for this brew and might be accused of being fussy about its preparation...

    05/31/2007 - 14:03 Nutrition
  • Food for Thought

    Fooling the Satiety Meter (with recipe)

    Want to lose weight without counting calories? A new study finds that the easiest strategy might be reducing a meal's energy density—calories per ounce of food. When volunteers were offered such density-diminished meals, they rated the fare as filling—and as palatable—as they had full-calorie versions of the same foods.

    Smaller portions also curbed how much someone...

    02/16/2006 - 15:33 Nutrition
  • Feature

    Food Colorings

    Crop geneticist Charles R. Brown has spent a decade working to make a better potato. In the beginning, he focused on beefing up the familiar white-fleshed tuber. His strategy was to recapture healthful traits from old-style spuds from the plant's native range in South America. He examined many yellow, red, and purple potatoes, none of which grows well in a U.S. climate. While cross breeding...

    01/03/2005 - 13:56 Nutrition
  • Feature

    Drama in Numbers

    As the curtain rises, an illuminated mathematical expression dominates the scene. "Do you see that theorem?" the narrator asks. "In 1637, Pierre de Fermat . . . wrote it down in the margin of a book. Then he added this tantalizing note." A spotlight suddenly reveals a bearded, bewigged, flashily dressed Fermat, who promptly sings,

    "I have discovered a truly...

    12/16/2002 - 13:38 Numbers
  • Feature

    Drama in Numbers

    As the curtain rises, an illuminated mathematical expression dominates the scene. "Do you see that theorem?" the narrator asks. "In 1637, Pierre de Fermat . . . wrote it down in the margin of a book. Then he added this tantalizing note." A spotlight suddenly reveals a bearded, bewigged, flashily dressed Fermat, who promptly sings,

    "I have discovered a truly...

    12/16/2002 - 13:38 Numbers