Geologic maps of volcanoes are often really beautiful ... horizontally relative to the crust on the other side. This map's legend has some other neat symbols for dikes, calderas, ash, glaciers ...

Despite several flyby missions of Europa, no full geologic map of the moon previously existed. Scientists released the first map in October after roughly 15 years of effort. The map will help NASA ...

If correct, the geologic evidence provides a kernel of truth ... Qinglong Wu of China’s Peking University. According to the legend, ancient China held a vast watery landscape that took decades ...

"We now have the first outlines of a geologic map of the asteroid belt." Ten years ago, Jenniskens teamed up with astronomer ...