.THE app of Bayesian contradiction to a series of lithologic parameters in an evaluation of seismic records barely seems right stuff of headings. But when the seismic data you are actually evaluating stemmed from Mars, as well as when your reasoning suggests that the most effective description for them is actually liquid water in the pores in between rocks, you possess a story. There is actually little people crave more, when it relates to worldly scientific research, than water on Mars. Why performs the possibility provoke such excitement-- as well as what does this brand new investigation add to the tale?