News

  1. Earth

    Stroke of Good Fortune: A wealth of data from petrified lightning

    The lumps of glass created when lightning strikes sandy ground can preserve information about ancient climate.

    By Sid Perkins
  2. Health & Medicine

    Taking Cancer’s Fingerprint: Rapid genetic profiling for personalized therapy

    A new, faster way to identify cancer-causing mutations in the DNA of tumor cells may pave the way for the next generation of custom-tailored cancer therapies.

    By Patrick Barry
  3. Astronomy

    On the Trail of Dead Planets: Dust ring around a white dwarf

    Infrared observations have depicted the dusty vestiges of a planetary system dancing around a dead star.

    By Ron Cowen
  4. Health & Medicine

    Clear the Way: Stenting opens jammed arteries in the brain

    Using a tiny mesh cylinder called a stent, doctors can prop open narrowed arteries in the brain much as they do in the heart.