Geologic maps are incredibly beautiful. I will never have enough walls in my house for all the geologic maps I'd love to hang. But these maps are also full of information about the surface of the ...

Nearly two dozen state geological surveys depend heavily on federal funds. A proposed budget cut could slow or stop key ...

On printed maps, piling on the detail risks obscuring the meaning. This new digital map is really more of a database from which users can create different versions that match their own interests.

Images captured by NASA's Dawn spacecraft were woven together to create geologic maps of the giant asteroid Vesta.The maps — the most detailed ones yet of of Vesta's surface features — serve ...