A recent study by researchers at Columbia University revealed the states that had the highest levels of deadly arsenic in ...

Scientists found millions of Americans may be regularly exposed to dangerous levels of arsenic, and they may not even know it ...

The five newest National Recreation Trails in six states add nearly 400 miles to the network of more than 1,300 trails.

Friday the 13th was a lucky day this June for the southwest Iowa city of Avoca, pop. 1,700. Restaurants along Main Street had ...

This is Cadillac Ranch, Amarillo’s monument to American automotive excess and possibly the only place in Texas where spray painting someone else’s property isn’t just legal—it’s encouraged.

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

Biogeographical regions of marine organisms, i.e., their distribution across different habitats, often overlap well with the major global ocean currents. The geological age of the currents plays a ...

The Geological Survey of the Netherlands, part of TNO, has launched a new online geological map in collaboration with Edge Hill University and other international partners. This Coastal Resilience and ...

Object Details Description This two-sheet map was issued by the Engineer Department of the U.S. Army. It is dated March 1867 and extends from above 38° to about 50° latitude and from below 95° to ...

As the growing tide of travelers strains housing, water and hot spots, protests and measures to lessen the effects of ...

The Missouri National Recreational River (MNRR) has had its visitor center on wheels roll through a major renovation project.