... time. "Our paper provides very solid evidence for the existence of very cold oceans on early Mars. It is difficult to imagine Californian beaches on ancient Mars, but try to picture the Great Lakes on a particularly cold and long winter, and...
... ago, say an international team of researchers from France, Australia and Spain. News that Mars was once covered with a large ocean in its northern hemisphere has been circulating for years due to the abundance of geological evidence...
...-wide system of channels that once connected underground lakes with an extensive ocean that covered much of the martian surface. Our fascination with whether Mars was once more temperate and water-logged is ultimately linked to knowing...
... million cubic kilometres, Valles Marineris is the largest canyon on Mars.But if water was not capable of carving it out, what...even located on the lowlands where the putative ocean of Mars should have been. [Geophysical Research Letters 37, L06201...