News

  1. Health & Medicine

    Virus versus virus

    Customized RNA snippets delivered by a harmless virus could someday provide a new way to combat the hepatitis B virus.

    By Patrick Barry
  2. Health & Medicine

    Seeing disease’s acidic side

    Small tumors can be detected using a new technique that safely, reliably and noninvasively measures tissue chemistry.

    By Amy Maxmen
  3. Climate

    Goldilocks tree leaves

    Leaves mostly keep their cool (or warmth) wherever they live, a finding that might affect reconstructions of past climates.

    By Susan Milius
  4. Physics

    Life’s code in soap

    The mathematics of soapy water yields some clues to the origin of the genetic code.