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Your search has returned 12 articles:
  • News

    Making machines from genes

    It's been a while since DNA just encoded genes. During the past decade, scientists have found ways to use this celebrity of molecular biology as an electrical wire (SN: 7/13/96, p. 26), a girder for making elaborate structures, and a computing device. (SN: 8/14/99, p. 104) (SN: 9/18/99, p. 181).

    In a new twist for the helical molecule, DNA takes on a role of power. It's the...

    06/16/2003 - 15:05 Technology
  • News

    Flame retardants morph into dioxins

    From Hamburg, Germany, at a meeting of the Society of Environmental Toxicology and Chemistry–Europe

    Polybrominated diphenyl ethers (PBDEs) make up a family of common flame retardants for plastics, foams, and fabrics. Nearly ubiquitous in air and water, these pollutants have gained notoriety for accumulating not only in wildlife but also in human blood and breast milk (SN: 10/13/01, p....

    05/20/2003 - 13:01 Earth & Environment