A massive circular structure in the Sahara Desert has puzzled scientists for decades. Spanning 25 miles, it is so large that it can be seen from space. It is known as the Richat Structure, or ...

Eighty ancient clay figures have been discovered by archaeologists at The Universities of Manchester and Ghana, showing that a sophisticated society - now forgotten - once existed in West Africa. They ...

Public companies hold prominent positions in our 500 Business Champions ranking. Among them are success stories, but also dramatic failures. Here is an in-depth analysis in infographics. Promised with ...

Inspired by the secret to the Nile Delta’s fertility, engineers are using a concoction of clay, water and local soils to grow fruits in the desert. In March this year, just as countries across ...