Archaeologists in Egypt have identified segments of a 64-km-long extinct branch of the river Nile, which they name the Ahramat Branch, running at the foothills...
The Nile is a 4,130-mile (6,650 km) long river in northeastern Africa. It has been suggested that the river in its present path is at least 6 million...
A Yale University-led study suggests that abrupt shifts in climate caused by massive volcanic eruptions helped to trigger poorly understood revolts —...
US scientists have discovered fossils of the largest known true crocodile, a creature that roamed what is now Kenya between 2 and 4 million years ago.
The...