Elzada Clover and Lois Jotter conducted a harrowing 43-day trip down the Colorado River in an effort to map the Grand Canyon's flora.

The authors of a new memo say that states need to take shared water cutbacks to manage the Colorado River going forward.

The Mississippi River crested in New Orleans this week, capping an anxious period for the engineers and residents who live ...

Tomlin, the coach of the NFL's Pittsburgh Steelers, started in his current role in 2007, so he took over for Popovich as the ...

Years ago, a massive 8-foot-long snake roamed across the southeastern United States. Sadly, human development broke apart and ...

The first Saturday in May means it's time for the 151st Kentucky Derby, America's longest continuously held sporting event.

Decades of recovery efforts are bringing one of the Missouri's endangered and longest-living fish back to prominence ...

Have we broken the natural contract between humans and rivers? The nature writer debates our relationship with the world’s ...

Nine hundred acres of undisturbed land in Sevier County is now home to the country’s longest zipline. The state’s tourism ...

Dozens of people swam and waded across Haiti’s longest river on Wednesday in a desperate attempt to flee gangs that launched a fresh attack on a city in the country’s ...

Here's which Holiday World & Splashin' Safari attractions placed in the USA TODAY/10BEST readers' choice poll.