.THE app of Bayesian inversion to a stable of lithologic guidelines in an examination of seismic information barely seems to be the stuff of titles. However when the seismic records you are actually analyzing originated from Mars, as well as when your thinking recommends that the very best description for them is liquefied water in the pores in between rocks, you have a story. There is actually dwarfs thirst for even more, when it involves nomadic scientific research, than water on Mars. Why carries out the prospect produce such enthusiasm-- and also what performs this new study contribute to the tale?