It is the third longest river in the world, next only to the Nile in Africa (6,670 km ... for the interior rivers that flow into inland lakes or disappear into deserts or salt marshes makes ...

Tucked into the northern Allegheny foothills, Tygart Lake State Park is one of the state’s underrated summer hangout spots.

The scientists believed the source of the monsoonal rains was from the African monsoon ... in the Empty Quarter and along its ancient lake and river networks. "By 6,000 years ago, the Empty ...

United States-led efforts to end the current armed conflict in Africa’s Great Lakes region appear oblivious to one of the key ...

false-color satellite image shows the intense heat coming from a pair of lava lakes that emerged on simultaneously erupting volcanoes in Congo. The neighboring peaks are among Africa's most active ...

The catchment area for the interior rivers that flow into inland lakes or disappear into deserts ... next only to the Nile in Africa and the Amazon in South America. Passing through high mountains ...

United States-led efforts to end the current armed conflict in Africa's Great Lakes region appear oblivious to one of the key drivers of the hostilities: the region's history of failing to punish ...