Uncategorized

  1. Math

    The happiness virus

    Two studies apply social networking ideas to data from health studies of thousands of people, and suggest different interpretations of how contagious happiness or other experiences can be.

    By Julie Rehmeyer
  2. Archaeology

    Tools with handles even more ancient

    An analysis of stone tools excavated at a Syrian site indicates that, around 70,000 years ago, Neandertals used a tarlike adhesive to affix sharpened items to handles.

    By Bruce Bower
  3. Health & Medicine

    Stronger role for a breast cancer drug

    Going beyond its original role as an add-on for chemotherapy, the breast cancer drug lapatinib, when taken with another kind of frontline drug, may find use for patients with the HER2-positive form of the cancer.