News

  1. Astronomy

    Mars organics get new lease on life

    More than three decades after the Viking mission failed to find compounds necessary for carbon-based life, a new analysis suggests they could actually be present at detectable levels in the planet’s soil.

    By Ron Cowen
  2. Earth

    What lies beneath

    Studies of geology, soils and agricultural demand may prove useful in forecasting the climate effects of deforestation.

    By Janet Raloff
  3. Earth

    Not in this toad’s backyard

    Yellow crazy ants meet a hungry obstacle as they spread into cacao plantations.

    By Susan Milius
  4. Health & Medicine

    Study clarifies obesity-infertility link

    In female mice, high insulin levels cause a disruptive flood of fertility hormones.