News

  1. Life

    When it comes to the flu, the nose has a long memory

    Mice noses have specialty immune cells with long memories.

    By Tina Hesman Saey
  2. Health & Medicine

    When preventing HIV, bacteria in the vagina matter

    Vaginal bacteria affect how well microbicide gels used to prevent HIV work.

    By Aimee Cunningham
  3. Neuroscience

    Brains encode faces piece by piece

    Cells in monkey brains build up faces by coding for different characteristics.

    By Laurel Hamers
  4. Physics

    LIGO snags another set of gravitational waves

    Two black holes stirred up the third set of gravitational waves ever detected.

    By Emily Conover
  5. Archaeology

    Peru’s plenty brought ancient human migration to a crawl

    Ancient Americans reached Peru 15,000 years ago and stayed put, excavations suggest.