Latest Issue of Science News

January 19, 2002

  • News

    Parrots will fluoresce for sex

    A budgerigar's head literally glows for its mate, and both males and females of this parrot species prefer to court radiant partners.
  • News

    Female pipefish face toughest odds

    In the world of pipefish, which are cousins of sea horses, sexual selection may reverse, wherein females battle each other for male favor through sexual selection.
  • News

    Official chooses Nevada for nuclear waste

    On Jan. 10, Energy Secretary Spencer Abraham notified Nevada's Governor Kenny Guinn by telephone that he intends to recommend that southwestern Nevada's Yucca Mountain site serve as the nation's long-term geological depository for high-level nuclear waste.
  • News

    Nicotine metabolism shows ethnic bias

    A comparison of Latino, white, and Chinese-American smokers suggests that people of East Asian descent are apt to clear nicotine from their blood more gradually than the other smokers do, thereby staving off a craving for the next cigarette.
  • News

    Mammal cells make fake spider silk better

    Using long and abundant water-soluble proteins secreted by bioengineered mammal cells, scientists have spun the first artificial spider silk demonstrated to have some of the remarkable mechanical properties of the real thing.
  • News

    Much psychosis in elderly may go unnoticed

    Swedish researchers identified hallucinations and other psychotic symptoms in 10 percent of a sample of 85-year-olds, a much larger figure than previously reported for elderly people.