News in Brief

  1. Astronomy

    Map pinpoints location of invisible dark matter

    Dark matter can’t be seen, but a new map shows where it’s hiding. The map confirms that the mysterious matter is concentrated in regions that contain a lot of ordinary matter in the form of galaxy clusters.

    By Andrew Grant
  2. Planetary Science

    Comet 67P shows no sign of magnetism

    Philae found no evidence of a magnetic field on comet 67P/Churyumov-Gerasimenko, but did send back some clues about its rough landing.

    By Christopher Crockett
  3. Astronomy

    Afterglow alerts astronomers to gamma-ray burst

    Astronomers have spotted the remnant glow from a gamma-ray burst without first observing its beam of high-energy gamma rays.