North and South America were the last ... understanding of ancient American human history. Around 21,000 years ago, nearly ...

Lake Galatia near Fairmount, In was formed by one of the last glaciers in North America, and it held one of the most complete set of mammoth bones ...

Mendenhall Glacier is located in southeast Alaska and served as one of the sampling sites for postdoctoral scholar Amy Holt's ...

Research has shown the complex history behind this gap of missing ... in the Cryogenian period across a large area of North America." The study relies on a detailed interpretation of ...

With glacier-clad peaks rising almost vertically from thickly forested valleys, the North Cascades are often called the American Alps. The national park forms one unit of the North Cascades ...