News in Brief

  1. Anthropology

    Ancient hominid ears were tuned to high frequencies

    Two ancient hominid species may have heard high-frequency sounds especially well.

    By Bruce Bower
  2. Materials Science

    Invisibility cloaks slim down

    A new invisibility cloak offers more stealth in a thinner package.

    By Andrew Grant
  3. Health & Medicine

    Clinical trial suggests new blood pressure standard

    Preliminary results from a clinical trial suggest lower blood pressure targets could reduce rates of cardiovascular diseasae.

    By Meghan Rosen
  4. Animals

    Invading Argentine ants carry virus that attacks bees

    The first survey of viruses in the globally invasive Argentine ant brings both potentially bad and good news.