At once a vast expanse of mesmerizing desolation and the crucible of human history, the Sahara Desert has been both the battlefield of empires and the haunted wilderness at the margins of the known ...

The fascinating but little-known history of how the Sahara was transformed from a pleasant green and fertile land into the largest hot desert in the world. Green Sahara. (Collage by Kuat Abeshev.

Introduction -- A quick tour of the Sahara -- Flora and fauna -- Part 1: Landscapes. Whales in the desert -- Rock art -- Saharan urban -- Part 2: History: conquests and empires. From ancient Egypt to ...

The analysis of a sediment core from an oasis lake in Chad provides new insights into the history of precipitation in the Sahara. The study, led by the University of Cologne, shows that a prolonged ...