News

  1. Materials Science

    Nanotube ID: New signatures aid nanotech progress

    Researchers have developed a means for rapidly distinguishing among 33 semiconducting varieties of carbon nanotubes.

    By Jessica Gorman
  2. Health & Medicine

    Cluster Bombs: Metabolic syndrome tied to heart disease deaths

    Men with a certain cluster of metabolic characteristics are about three times as likely to die of heart disease as men without the traits are.

    By Ben Harder
  3. Animals

    Frogs Play Tree: Male tunes his call to specific tree hole

    Borneo's tree-hole frog may come as close to playing a musical instrument as any wild animal does. [With audio file.]

    By Susan Milius
  4. Health & Medicine

    Jarring Result: Extreme biking can hurt men’s fertility

    Men who maintain grueling mountain-bicycling programs are apt to have lower sperm counts than nonbikers are.