(Reuters) -The Sahara Desert is one of Earth's most arid and desolate places, stretching across a swathe of North Africa that spans parts of 11 countries and covers an area comparable to China or the ...

Scientists are excited over a recent discovery of "black mesas" in the Sahara desert that appear to be hundreds of millions of years old. The are was discovered in the southern Mauritania region of ...

When you think of deserts, you might envision isolated wastelands confined to single nations. Yet the world's most massive arid regions defy political boundaries, sprawling across continents and ...

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The Sahara Desert has expanded by approximately ten percent since 1920, according to comprehensive research analyzing rainfall data across Africa from 1920 to 2013. This expansion varies significantly ...