text: Mars Rover Finds Evidence of Plentiful Water  quot;We have evidence that interaction with liquid water changed the composition of this rock, quot; said Steve Squyres of Cornell University, chief investigator for the science instruments on both rovers.  quot;This is different from the rocks out on ...
inputs: Mars Rover Finds Evidence of Plentiful Water  quot;We have evidence that interaction with liquid water changed the composition of this rock, quot; said Steve Squyres of Cornell University, chief investigator for the science instruments on both rovers.  quot;This is different from the rocks out on ...