News

  1. Planetary Science

    Seeing Saturn

    After 5 years of interplanetary travel, the Saturn-bound Cassini spacecraft has taken its first picture of the ringed planet.

    By Ron Cowen
  2. Health & Medicine

    Protein may signal heart problems

    A protein already linked to inflammation is also a strong predictor of heart problems.

    By Nathan Seppa
  3. Health & Medicine

    Natural fluoride isn’t quite enough

    In the absence of a public water-fluoridation program in eastern Germany, natural background concentrations of fluoride in drinking water affect children’s dental health.

    By Ben Harder
  4. Earth

    Child-care sites, health threats

    Federal agencies have completed the first national study of lead, pesticides, and allergens in U.S.