News

  1. Humans

    Terrorism Repercussions: Scientists consider threats, opportunities after Sept. 11

    A new report from the American Association for the Advancement of Science considers the potential effects on academic research of government policies proposed in response to the terrorism attack of Sept. 11, 2001.

    By John Pickrell
  2. Astronomy

    Cosmic Twist: X’s may mark spots where black holes merge

    If whacked by a companion black hole, a big, jet-emitting black hole may spew superhot plasma in a new, crosswise direction.

    By Peter Weiss

  3. Resilient DNA: Gene may brighten future for abused kids

    A long-term study in New Zealand indicates that a genetic variation associated with high concentrations of certain brain chemicals protects abused children from becoming violent and impulsive later in life.