News

  1. Health & Medicine

    Protein exposes long-term risk from heart problems

    Elevated blood concentrations of a certain protein can signal risk of death in people with heart problems.

    By Nathan Seppa
  2. Planetary Science

    Moon spray

    The Cassini spacecraft has found conclusive evidence that the south pole of Saturn's moon Enceladus spews jets of icy particles into space.

    By Ron Cowen
  3. Earth

    Beyond the ABC’s: North Atlantic posts record hurricane season

    The 2005 hurricane season in the North Atlantic shattered a number of records, including several that were decades old.

    By Sid Perkins
  4. Humans

    Stem Cell Controversy: Scientist is retracting landmark finding

    A South Korean researcher who claimed to have cloned the first human embryonic stem cell is now asking that some of his published work be retracted.