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  1. Humans

    Letters from the August 5, 2006, issue of Science News

    Rod is the spoiler While I applaud the work that is looking at the biochemical correlates of aggressive and delinquent behavior, it is important to emphasize that environmental factors still predominate when we are searching for the roots of violence (“Violent Developments: Disruptive kids grow into their behavior,” SN: 5/27/06, p. 328). Although there is […]

    By Science News
  2. Humans

    From the August 1, 1936, issue

    A destroyer revealed, light linked to chlorophyll, and hemoglobin analyzed.

    By Science News
  3. Humans

    Cryptology for Kids

    Interested in learning about making and breaking codes? The National Security Agency has created an interactive Web site for kids, allowing them to play games and solve puzzles as they learn about codes, ciphers, cryptology, and more.