News

  1. Health & Medicine

    Nanoparticles could mark spots for surgery

    A new molecule studded with magnetically active ions may soon help surgeons extract, with minimal cutting, lymph nodes likely to harbor cancer.

    By Ben Harder
  2. Earth

    Boats puff up outdoor carbon monoxide risk

    Large congregations of motorboats can produce enough carbon monoxide gas in open air to be hazardous to people.

    By Ben Harder
  3. Humans

    Historical chemistry library wows scholars

    A new library in Philadelphia is home to one of the world's most extensive and valuable collections of historical chemistry texts.

    By Alexandra Goho
  4. Anthropology

    Neandertals may have grown up quickly

    A new analysis of fossil teeth indicates that Neandertals grew to maturity at a faster pace than people do.