NASA2012-05-012012-05-012011-11-24http://hdl.handle.net/11007/1732Nasa is to launch the most sophisticated robot vehicle ever built to explore Mars for signs of previous life. Curiosity- known formally as the Mars Science Laboratory- is a $2.5 billion state-of-the-art rover equipped with a tool kit for analysing Martian rocks and soil.enNASAMarsDream machineNuclear power sourceArticle