Centers for Water and Wildland Resources, University of California, Davis. International surveys indicate that most people feel moderately happy with their lives, while a new twin study suggests that life satisfaction may largely derive from an inherited tendency toward a positive attitude combined with fortune's favors. Most people are happy. Lykken, D., and A. Tellegen. Happiness is a stochastic phenomenon.
Letter names help children to connect print and speech.
Biology RNA challenges cancer. . . and viruses . . . Researchers are now testing whether RNA, a single-stranded nucleic acid similar to DNA, can be used as a drug to treat cancer, autoimmune disease, and infections. Synthesis and properties of N-ras specific ribozymes. Wis. Lee, S.W. and B. Sullenger. Isolation of nuclease resistant decoy RNA that can protect lymphocytes from autoantibodies directed against human insulin receptors.