News

  1. Earth

    Could Prozac muscle out mussels?

    Antidepressant drugs may be depressing wild-mussel populations.

    By Janet Raloff
  2. Health & Medicine

    Test identifies people at cardiac risk

    Measurement of an electrical abnormality in the heart aids doctors in determining who is most at risk for cardiac arrest.

    By Ben Harder
  3. Health & Medicine

    Belated angioplasty saves no lives

    A common heart procedure called angioplasty doesn't save lives if it is performed more than a couple of days after a heart attack.

    By Ben Harder

  4. Oceans reveal secrets of viruses

    Scientists have completed the first survey of virus DNA in oceans around the world.

    By Julie Rehmeyer
  5. Tech

    Safety practices surveyed

    Nanotechnology companies and laboratories largely rely on the same safety practices that they use when working with conventional chemicals, an international survey reports.