Uncategorized

  1. Health & Medicine

    High homocysteine tied to Alzheimer’s

    Research has linked the incidence of Alzheimer's disease and other forms of dementia to elevated blood concentrations of the amino acid homocysteine.

    By Nathan Seppa

  2. Encouraging signs but no woodpecker

    A birding team searching in Louisiana for the possibly extinct ivory-billed woodpecker heard a promising pattern of taps but did not see the bird or hear it calling.

    By Susan Milius
  3. Health & Medicine

    Tracking Tumors

    Researchers are trying to visualize molecular and cellular changes as a cancer responds to therapy in order to predict whether treatments are effective sooner than it's currently possible to determine.

    By Damaris Christensen

  4. Ivorybill Search

    The huge ivory-billed woodpecker has remained one of the United States’ most charismatic birds, even years after its presumed demise.