News

  1. Neuroscience

    Brain scans decode an elusive signature of consciousness

    Newly described patterns of brain activity may help reveal the level of awareness in people with brain injuries.

    By Laura Sanders
  2. Genetics

    DNA reveals early mating between Asian herders and European farmers

    A new genetic analysis could upend assumptions about the origins of Indo-European languages.

    By Bruce Bower
  3. Life

    Evolutionarily, grandmas are good for grandkids — up to a point

    Women may live past their reproductive years because they help their grandchildren survive, but there are limits to that benefit.

    By Sujata Gupta
  4. Climate

    2018 was the fourth-hottest year on record, and it’s getting even hotter

    Record-level rains and temperatures struck different regions of the world in 2018, the fourth warmest year on record.