USGS has unveiled its most detailed national geologic map, giving the public a free, interactive way to explore underground features. Here’s how to use it.

Going for a hike this fall? The U.S. Geological Survey has free maps that might come in handy. The public topoBuilder app is now offering custom maps made free with their 25K Recreational Topo layer.

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 ...

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 ...

This month the U.S. Geological Survey (USGS) rolled out topoView 2.1, a modern web application built on an open source mapping platform that lets users discover, interact, and download historical USGS ...

Mappt Elements, a free data collection and mapping iOS application, has just released a feature that enables GeoPDFs to be added to a fully interactive map and already comes with a huge range of ...

Now you've got one less excuse not to venture into the wilderness. National Geographic just launched a website that lets you find and print a PDF of any U.S. Geological Survey (USGS) quad map across ...

Nearly all of California has a more than 95% chance of a damaging earthquake in the next century, a new United States Geological Survey map shows. The new USGS National Seismic Hazard Model released ...

Geologic maps don’t make headlines. You probably haven’t seen one unless you work in energy, construction, or science. Yet, over the past century, these documents have quietly shaped the way we build, ...

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 ...