The Sahara desert in its present form is not exactly ... This assertion was backed up by the findings of a rock art survey in eastern Sudan. The results were published in The Journal of Egyptian ...

Rock art suggests they had already made ... flourished here in a climate much like that of the Sahara today. Many scholars assumed they were desert nomads, but excavations at their capital city ...

A massive circular structure in the Sahara Desert has puzzled scientists for ... The Eye of the Sahara is made up of layers of rock that have been exposed by erosion. The outer rings consist ...