Rovers begin new observations on changing Martian atmosphere

Mars rover scientists have launched a new long-term study on the Martian atmosphere with the Alpha Particle X-ray Spectrometer, an instrument that was originally developed at the University of Chicago.

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<p><a href="http://www.physorg.com/news107610709.html">Rovers begin new observations on changing Martian atmosphere</a></p> <p>Mars rover scientists have launched a new long-term study on the Martian atmosphere with the Alpha Particle X-ray Spectrometer, an instrument that was originally developed at the University of Chicago.</p>