Uncategorized

  1. Physics

    Materials scientists go flat out

    By separating flakes of single-layer crystals from several ordinary materials, physicists have discovered what may be both the world's thinnest materials and a technologically promising new class of substances.

    By Peter Weiss
  2. Agriculture

    Feds pull approval of poultry antibiotic

    The FDA has announced its intent to ban an antibiotic used by poultry farmers because of concerns that continued use of the drug could make it harder to successfully treat food poisoning in people with products from the same class of antibiotics.

    By Janet Raloff
  3. Earth

    Infants pick up toxic chemicals in intensive care

    Newborns in intensive care units absorb high concentrations of a potentially toxic phthalate from the plastic tubing and other equipment used in treating them.