Beginning in the 1940s, the U.S. Geological Survey's National Mapping Program was tasked with the immense cartographical feat of surveying the entire country to create a series of more than 50,000 ...

Those giant maps gathering dust in the corner of your favorite outdoor store have finally been brought into the 21st century. National Geographic‘s new service, launched last week on their Maps site, ...

In what the agency hopes will spur a major leap in American geoscience, the U.S. Geological Survey has released a new mapping tool that allows anyone to peer into the earth beneath their feet. Dubbed ...

Add Yahoo as a preferred source to see more of our stories on Google. In what the agency hopes will spur a major leap in American geoscience, the U.S. Geological Survey has released a new mapping tool ...