New Animation Shows How Mars Evolved, Where Water Hides

A new animation of the complex geologic evolution of Mars reveals evidence of a vast, ancient reservoir of water that may have sculpted enormous gorges on Mars and left water trapped in numerous reservoirs close enough to the surface to be reached by human explorers today. The 3-D tour through time, obtained exclusively by, attempts to illustrate where water on early Mars came from, where it went, and where it might be hiding now.