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5,038 results

5,038 results for: seek

  1. Materials Science

    The New Cavity Fighters

    Novel products could lead to fewer dates with the drill.

    By Jessica Gorman
  2. Math

    Five-Suit Decks, Traffic-Jam Puzzles, and Other Treats

    Tired of playing the same old card games with the same old cards? One option is to expand the deck to include five suits instead of just four. To solve this difficult Rush Hour puzzle, you must move vehicles out of the way to permit the red car to exit at right. The best known […]

    By Ivars Peterson
  3. Computing

    Pictures Only a Computer Could Love

    New, unconventional lenses shape scenes into pictures for computers, not people, so that computer-equipped microscopes, cameras, and other optical devices can see more with less.

    By Peter Weiss
  4. Astronomy

    Visible Matter: Once lost but now found

    New observations confirm that most of the visible matter in the universe lies hidden in vast, hard-to-detect gas clouds between galaxies.

    By Ron Cowen

  5. Raising Trust

    Some forager groups may nurture a sharing sense in their offspring.

    By Bruce Bower

  6. Essence of g

    New efforts to probe the biology of intelligence stir up a long-running controversy over what mental tests actually measure.

    By Bruce Bower
  7. Computing

    Finding networks within networks

    A new mathematical procedure, or algorithm, picks out those members within a larger network—for instance, related sites on the World Wide Web—that have especially close ties.

    By Peter Weiss

  8. The Eyes Have It: Newborns prefer faces with a direct gaze

    Only a few days after birth, babies already home in on faces that fix them with a direct gaze and devote less attention to faces with eyes that look to one side.

    By Bruce Bower
  9. Health & Medicine

    Transplant Triumph: Cloned cow kidneys thrive for months

    Cow kidneys and other tissue made by cloning ward off immune rejection after transplantation into cows.

    By John Travis

  10. Dolphins may seek selves in mirror images

    Dolphins apparently recognize their own reflections.

    By Bruce Bower
  11. Health & Medicine

    Acrylamide—From Spuds to Gingerbread

    Just in time for the holiday season, the Bavarian Ministry of Health reports finding extremely high concentrations of acrylamide—a chemical that causes cancer in rats—in gingerbread. German chemists turned up acrylamide in a favorite holiday treat: gingerbread. Whether baked at home or fried at a restaurant, all hot-potato products cooked up substantial quantitites of acrylamide. […]

    By Janet Raloff
  12. Animals

    Gator Feelings: Tough faces, more sensitive than ours

    Alligator and crocodile faces carry pressure receptors so responsive that they can detect ripples on the water's surface from a single falling drop.

    By Susan Milius