The Little Colorado River's turquoise blue waters and the place where they comingle with the larger Colorado on its path through the Grand Canyon create a place that calls people to explore one of the ...

PITTSBURGH (KDKA) -- Sometimes in science, things mix well, other things don't, and sometimes that mix takes time. That can be said for the Three Rivers, too. You may have noticed something while ...

The fate of big hydroelectric dams on Pacific Northwest rivers is a longstanding, hot-button issue that gets hotter every day. Tribes and political progressives favor dam removal to restore salmon ...

Note: The following transcript was created by a computer and edited by a volunteer. Dave Miller: From the Gert Boyle Studio at OPB, this is Think Out Loud. I’m Dave Miller. For the last 20 years, the ...

CROW WING, Minn. -- Since long before European settlers came to what is now known as Minnesota, confluences have always been where people gather. A bustling inland port known as Duluth sprung up where ...

Following the 1803 Louisiana Purchase, President Thomas Jefferson made it clear that he wanted Native Americans in the Deep South to move west of the Mississippi River. That would allow their land to ...