There's something magical about discovering a place so breathtaking that you wonder how it's remained a secret for so long.

Kenneth Sims and other research scientists recently discovered that mafic volcanism of Henrys Fork Caldera -- located in ...

From the floodplain forests of the upper Mississippi River to the long coast of Lake Michigan, Wisconsin is rich in wetlands. Here's how to see them.

The Yellowstone River is seeing notable flow changes based on records gathered at Livingston going back to the late 1800s.

One of the most picturesque places in the park is Yellowstone Lake, near the South and East Entrance. It is the largest ...