Go spelunking through cave systems, see bison grazing, and admire nature's beauty at this incredible South Dakota national park. Here's where to find it.

A new study highlights how life possibly evolved prior to and during the rise of Earth’s oxygenated atmosphere.

Among my favorite games to play with my kids is estimating the age of enormous trees we spot in the woods, and then bestowing ...

The Heart of the Dixie is home to hidden gems—from Alabama's hidden gem towns, perfect for a winter vacation, to some of the cleanest lakes worth visiting in the South and stunning underrated state ...

Knowledge is power,” so the saying goes. Just how knowledgeable are you about the units of the National Park System? You may ...