Rich Gradoville visits the streams near his home in Johnston, Iowa, not for fishing or recreating, but to test the nitrate concentration of the flowing water.

Plus, Great Smoky Mountains National Park is the most popular outdoor attraction in Tennessee. It was the most visited U.S.

Since golden mussels were recently identified in the Sacramento-San Joaquin Delta, waterways in parts of Northern California and the Bay Area have introduced new rules for boaters.

Research on Wax Lake’s land-building success has been enlisted in the fight against the rapid disappearance of the coast ...

It will take days for major floodwaters to work their way south through the Mississippi. Flooding will persist through April.

Searching for the perfect socially distanced trip—or just some daydreaming fodder? Embrace the majesty of the United States ...

Mississippi skies are clear and sunny now, but a threat looms after last week's storms: Likely flooding of the Mississippi River and some tributaries.

Nestled in the northeastern corner of Mississippi lies a geological wonderland that feels completely out of place in the ...

Prosecutors have said the state’s human services agency gave money to nonprofit organizations that spent it on projects such ...

At least 19 people have died since the storms developed Wednesday, according to authorities and media reports.

There’s a place in northeastern Mississippi where the Appalachian foothills make their final, dramatic stand before ...

Mississippi, Indiana, Kentucky, Louisiana and Tennessee. The storm system has left buildings in ruins, wrecked power supplies, and intensified more than 100 wildfires. The Missouri State Highway ...