|  | 
         
          | Description: 
             This image shows Rhodoferax 
            bacteria, ordinarily found in seafloor sediment, colonizing an electrode 
            in a fuel cell. |   
          | Source: 
             UMass Amherst |   
          | Story:  Bacterial 
            make more electricity TRN October 8/15, 2003
 |   
          | TRN Categories: 
             Energy, Materials Science 
            and Engineering |   
          | Form: 
             Still |  |