Uncategorized

  1. Health & Medicine

    Umbilical Bounty: Cord blood shows value against leukemia

    Umbilical cord blood transplants offer a viable treatment alternative for leukemia patients who don't have a matching bone marrow donor.

    By Nathan Seppa
  2. Archaeology

    Pompeii’s burial not its first disaster

    Recent excavations reveal that the city of Pompeii, famed for its burial by an eruption of Italy's Mt. Vesuvius in A.D. 79, experienced several devastating landslides in the centuries preceding its demise.

    By Sid Perkins
  3. Earth

    Dead zones may record river floods

    Microorganisms that live in seafloor sediments deposited beneath periodically anoxic waters near the mouths of rivers could chronicle the years when those rivers flooded for extended periods.