Red Planet slowly gives up oceanic secrets

A map of the red planet with a hypothetical ocean in the northern hemisphere.

There’s more evidence, if it was required, that Mars once hosted cool water in large volumes, which would have been an environment well-suited for microbial life to evolve on the Red Planet. Two new pieces of research released this week dovetail nicely with a third which describes a new method to detect fossils of microbial … Read more