Uncategorized

  1. Space

    Sharpshooting Enceladus

    Swooping within 49 kilometers of Saturn’s tiny, geologically active moon Enceladus, the Cassini spacecraft has pinpointed the locations of the icy geysers that erupt from the southern hemisphere of this wrinkled moon’s surface.

    By Ron Cowen
  2. Space

    Upgrading a moon

    Pluto’s moon could perhaps get bumped onto the dwarf planet list.

    By Ashley Yeager
  3. Archaeology

    Saharan surprise

    A chance discovery in the Sahara leads to the excavation of a Stone Age cemetery containing remains from two lakeside cultures.

    By Bruce Bower
  4. Ecosystems

    Slave ants rebel

    Species vulnerable to enslavement may evolve ways to fight their captors.

    By Susan Milius
  5. Ecosystems

    Coastal dead zones expanding

    The number of coastal areas known as dead zones is on the rise.