News

  1. Chemistry

    Naming an atomic heavyweight

    More than a decade after its debut in a German lab, element 112 is officially named copernicium.

    By Rachel Ehrenberg
  2. Ecosystems

    Sea of plastics

    Oceanographers are finding more patches of floating polymers, some up to 20 meters deep.

    By Sid Perkins
  3. Life

    Ultraviolet freckles start fish fights

    Two damselfish species use short wavelengths to recognize rivals’ spots.

    By Susan Milius
  4. Health & Medicine

    ‘Ministrokes’ may cause more damage than thought

    A common test given to patients after the passing attacks appears to miss some cognitive impairments.

    By Nathan Seppa
  5. Life

    Inflaming dangers of a fat-laden meal

    In overweight people, immune cells embedded in fat are sensitive to high levels of fat in the blood, triggering inflammation that can lead to heart disease and diabetes.