Uncategorized

  1. Health & Medicine

    A vaccine to help ex-smokers

    By generating antibodies that neutralize nicotine, a vaccine could keep ex-smokers from getting the nicotine high that drives many of them back to their bad habit.

    By John Travis
  2. Health & Medicine

    Caffeine may ward off Parkinson’s

    Scientists may have found an explanation for why coffee drinking prevents Parkinson's disease.

    By John Travis
  3. Tech

    When the Chips are Down

    Scientists seek alternatives to a computer technology nearing its limits.

    By Laura Sivitz
  4. Paleontology

    Fossil find extends ants’ ancient lineage

    The recently described, 92-million-year-old fossil of a primitive worker ant pushes back the first record of its particular subfamily by 40 million years, forcing researchers to reevaluate their ideas about the early evolution of these insects.