.THE APPLICATION of Bayesian inversion to a stable of lithologic specifications in an examination of seismic data hardly appears the stuff of headings. But when the seismic information you are actually evaluating stemmed from Mars, and also when your thinking suggests that the most effective illustration for them is liquid water in the pores between rocks, you have an account. There is actually little people crave a lot more, when it concerns global science, than water on Mars. Why carries out the possibility prompt such enjoyment-- as well as what does this brand-new investigation include in the account?