From: dietz@dls.net   
      
   Manfred Bartz wrote:   
      
   > I think emerging nano technology will still provide us with a few   
   > surprises.  At the nano scale there may yet be some undiscovered   
   > physical properties in some materials.   
   >   
   > The quantum effect mentioned might be small, but if harnessed by a   
   > trillion nano devices in parallel it may become significant enough   
   > to be useful for inter-planetary or even inter-stellar, propellant-   
   > less propulsion.  :)   
      
   Do be aware that reactionless propulsion is mathematically equivalent   
   to a perpetual motion machine of the first kind (if the phenomenon   
   occurs the same way in any inertia reference frame.)   
      
   	Paul   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)