News

  1. Physics

    LIGO’s black holes may be dark matter

    Two analyses indicate that LIGO could have detected black holes that formed just after the Big Bang.

    By Emily Conover
  2. Science & Society

    FDA OKs first GM mosquito trial in U.S. but hurdles remain

    The FDA has concluded that test releases of Oxitec GM mosquitoes on a Florida key poses no significant problem for the environment, but local officials still have to agree

    By Susan Milius
  3. Paleontology

    New fossil suggests echolocation evolved early in whales

    A 27-million-year-old whale fossil sheds light on echolocation’s beginnings.

    By Helen Thompson
  4. Genetics

    Rats offer clues to biology of alcoholism

    Heavy-drinking rats are giving scientists new genetic clues to alcoholism.