News

  1. Popular Boys Show Their Tough Side

    Some highly aggressive boys may become popular figures in their elementary school classes and wield much influence over classroom discipline.

    By Bruce Bower
  2. Animals

    Oops. Woodpecker raps were actually gunshots

    The knock-knock noises recorded last winter that raised hopes for rediscovering the long-lost ivory-billed woodpecker in Louisiana turn out to have been gunshots instead of bird noises.

    By Susan Milius
  3. Tech

    Making a Little Impression: New chip-making method may mold the industry

    A simple mechanical means of embossing silicon may offer an alternative to conventional chip-making methods.

    By Peter Weiss
  4. Health & Medicine

    Stem Cell Gain: Bone marrow cells seem to have what it takes

    Tests show that a rodent bone marrow cell similar to one found in people acts as a multipurpose stem cell, much as embryonic stem cells do.