A newly released pesticide usage map paints a troubling picture of chemical reliance in the United States. This data-rich ...

A hydrologist explains why the region is known as Flash Flood Alley and how its geography and geology can lead to heavy ...

The Texas Hill Country has been notorious for flash floods caused by the Guadalupe River. Here's why the area is called ...

Researchers found that certain parts of the US are exposed to high levels of the toxin, putting the purity of local tap water ...