News

  1. Health & Medicine

    Clever Combo: Hybrid vaccine prevents West Nile virus in mice

    A vaccine fashioned from pieces of dengue virus and West Nile virus protects mice against West Nile fever, suggesting it might work in people.

    By Nathan Seppa
  2. Health & Medicine

    Troubled Hearts: Antibiotic might fend off second attack

    An antibiotic might protect people with heart disease from future coronary events, according to the results of a small-scale trial.

    By Ben Harder
  3. Astronomy

    Telescope Tuned Up: Back to work for orbiting observatory

    A rejuvenated Hubble Space Telescope floated away from the space shuttle Columbia on March 9 after astronauts spent a week renovating the observatory.

    By John Pickrell
  4. Health & Medicine

    Stem Cell Success: Mice fuel debate on embryo cloning

    In mouse studies, scientists have used a technique called therapeutic cloning to create personalized replacement tissue.