Uncategorized

  1. Astronomy

    Enormous black hole resides at core of tiny galaxy

    A small galaxy stores 15 percent of its mass in a black hole, suggesting compact galaxies might be shreds of once larger galaxies.

    By Christopher Crockett
  2. Tech

    Long after JFK assassination, gunshot forensics still limited

    The Warren Commission Report included the results of a neutron activation analysis test of Lee Harvey Oswald. But even that high-tech analysis can't distinguish the type of weapon fired.

    By Science News Staff
  3. Life

    Molecule boosts numbers of stem cells in umbilical cord blood

    A new molecule multiplies stem cells in umbilical cord blood. More blood-making stem cells could mean more effective transplants for people with blood cancers.