The vast diversity of Native American groups probably isn't something you covered all that in-depth in your U.S. history class. But the tribes living in precontact America built cultures as ...

Researchers investigate the Serrote do Letreiro Site in Paraíba state, northeastern Brazil. The site contains a "remarkable" collection of prehistoric rock art and dinosaur footprints.

Native American Heritage Day recognizes the history, culture and traditions of Indigenous peoples in the U.S. Here's a look at what to know.