Some 700 years ago, an unknown people built a massive citadel in the middle of the Sahara Desert that's known as Ksar Draa.

(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 ...

Africa's Sahara Desert may be considered a vast expanse of barren sand with limited vegetation, an extreme environment for plants and animals to thrive, but life always finds a way. Indeed, vegetation ...

A photo essay from Tommy Trenchard explores efforts to protect the fragile ecosystems of oases in Chad ...

UIC researchers predict that the Sahara Desert could see up to 75% more rain by the end of this century due to rising global temperatures. Using 40 climate models, the team found widespread ...

Algeria's Tassili N'Ajjer plateau is Africa's largest national park. Among its vast sandstone formations is perhaps the world's largest art museum. Over 15,000 etchings and paintings are exhibited ...

The arid region sometimes develops lakes after heavy rain, hinting at how the desert may have once had a different climate. Reading time 2 minutes Behold Sebkha el Melah, an ephemeral lake in Algeria, ...

Cara Tabachnick is a news editor at CBSNews.com. Cara began her career on the crime beat at Newsday. She has written for Marie Claire, The Washington Post and The Wall Street Journal. She reports on ...

Algeria’s Tassili N’Ajjer plateau is Africa’s largest national park. Among its vast sandstone formations is perhaps the world’s largest art museum. Over 15,000 etchings and paintings are exhibited ...