News

  1. Astronomy

    Molecular oxygen has been spotted beyond the Milky Way for the first time

    Astronomers have detected molecular oxygen in another galaxy for the first time. The discovery is only the third sighting beyond our solar system.

    By Ken Croswell
  2. Archaeology

    New cave fossils have revived the debate over Neandertal burials

    Part of a Neandertal’s skeleton was found in a hole dug in the same cave in Iraqi Kurdistan where the “flower burial” was found in 1960.

    By Bruce Bower
  3. Neuroscience

    Living brain tissue experiments raise new kinds of ethical questions

    An ethicist describes the quandaries raised by working with tissue involved in human awareness.

    By Laura Sanders
  4. Science & Society

    Turning human bodies into compost works, a small trial suggests

    Experiments test the effectiveness and safety of human composting, which may soon be an alternative to burial or cremation in Washington state.