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.

Situated between Navajo and Hopi tribal lands, this stunning canyon offers a mix of colorful hoodoos, remote trails, and ...

Groundwater extraction has caused parts of the Willcox Basin to subside by up to 12 feet since the 1950s. New research reveals that some areas sunk by 3 feet in just 4 years.

An Arizona-based artist is drawing attention for her custom, hand-drawn paper maps that feature original illustrations!

A magnitude 2.7 earthquake was reported in central Oklahoma late Tuesday. Past seismic activity in the state has been linked to wastewater disposal from oil and gas operations. Concerns are growing ...

It's that time of the year again. Dozens of those over-the-top displays will be on our annual holiday lights map, which is used by individuals, bus tours, limo parties and others who have made ...

ORONO, Maine — Inside a geology lab at the University of Maine, graduate researcher Lauren Madsen carefully studies rock samples taken from northern Maine. These samples come from a little-known ...

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.

From weather patterns to chemical reactions, what contributes to how the sediment beneath your feet forms is complex and extensive. And if you’ve ever stopped to pick up a cool rock or check out the ...