News

  1. Health & Medicine

    Bomb craters mean trouble for islanders

    A skin infection in people living on the Pacific island of Satowan stems from swimming in ponds formed from World War II bomb craters there.

    By Nathan Seppa
  2. Health & Medicine

    Patch guards against Montezuma’s revenge

    A patch worn on the skin delivers a vaccine against a form of Escherichia coli that causes traveler's diarrhea.

    By Nathan Seppa
  3. Health & Medicine

    Additives may make youngsters hyper

    Common food colorings and the preservative sodium benzoate have the potential to foster hyperactivity and inattentiveness in children, a new study finds.

    By Janet Raloff
  4. Chemistry

    Hydrogen makers

    A new bioreactor produces hydrogen hundreds of times as fast as previous prototypes.