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...
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....