News

  1. Chemistry

    Nanotherapy: Gold-drug combo could target tumors

    Clusters of paclitaxel molecules attached to gold nanoparticles could deliver a safer and more effective chemotherapy punch to tumors.

    By
  2. Animals

    Hybrid Power: Salamander invader ups survival of rare cousin

    Mixed offspring of the endangered California tiger salamander and an invasive cousin survive better than either pure-bred species, raising tricky questions for conservationists.

    By
  3. Aiding and Abetting: A longevity gene also promotes cancer

    A gene that normally helps cells overcome stress can also promote cancer, perhaps offering a new target for cancer treatment.

    By
  4. Anthropology

    Walking Small: Humanlike legs took Homo out of Africa

    Newly discovered fossils, 1.77