News

  1. Earth

    Mercury pollution settles in hot spots

    Certain areas of North America are particularly susceptible to environmental accumulation of mercury.

    By Ben Harder
  2. Chemistry

    Switch Hitters: Antibacterial compounds target new mechanism to kill microbes

    Recently discovered ribonucleic acid segments, called riboswitches, may become prime targets for new antibacterial drugs.

    By Aimee Cunningham
  3. Materials Science

    Electrode Enhancements: New materials may boost fuel cell performance

    Two teams have independently discovered ways to dramatically improve the materials used in the electrodes of fuel cells.

    By Sid Perkins
  4. Plants

    Biggest Bloom: Superflower changes branch on family tree

    The plants with the world's largest flowers, the rafflesias, need to be moved closer to poinsettias on the family tree of plant life.