Atop a rocky, arid plateau in the Sahara’s Western Desert in Egypt stands the last of the Seven Wonders of the Ancient World ... continue piecing together a map of the Nile’s former life ...

Thirty-one pyramids in Egypt ... ancient wonders were built. It could also explain why these pyramids are concentrated in what is now a narrow, inhospitable desert strip in the harsh Sahara ...

This could explain why the pyramids are concentrated in what is now a narrow, inhospitable strip of the Saharan Desert. “Many of us who are interested in ancient Egypt are aware that the ...

Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter. To get it in your inbox, sign up for free here. Picture the Sahara, and an inhospitable landscape of ...

An international team has sequenced the first ancient genomes from the so-called Green Sahara, a period when the largest desert in the world temporarily turned into a humid savanna-like environment.