.THE APPLICATION of Bayesian inversion to a series of lithologic criteria in an evaluation of seismic information hardly appears the stuff of titles. But when the seismic records you are assessing stemmed from Mars, and also when your reasoning recommends that the very best explanation for them is actually fluid water in the pores between rocks, you have a story. There is actually dwarfs thirst for extra, when it pertains to nomadic scientific research, than water on Mars. Why performs the prospect prompt such enthusiasm-- and also what performs this new analysis include in the account?