It’s one of the longest rivers in the United States, and it's full of fish. Discover what is lurking in the Arkansas River.

Due to its vast size — stretching from Canada and Greenland in the north, to Mexico in the south — North America contains a ...

Children often learn about indigenous cultures from history, but it's just as important to know that Native American Indian ...

From white sturgeon to bald eagles, explore the remarkable species thriving along the Columbia River, the lifeblood of the ...

As officials in Alaska work around the clock on one of the most significant airlift operations in state history, another ...

A six-year study found that these massive animals are retracing ancient migration routes, the same paths their ancestors ...