|  | 
         
          | Description: 
             The 113 pixels in this 
            cylindrical display, which is narrower than a pencil, are LEDs that 
            literally fell into place during the assembly process. |   
          | Source: 
             Harvard University |   
          | Story:  Shake 
            and serve TRN April 17/24, 2002
 |   
          | TRN Categories: 
             Materials Science and Engineering |   
          | Form: 
             Still |  |