Petroglyphs on sandstone at a national park in Chad bear witness to wildlife that once roamed the area before the continent’s ...

Add Yahoo as a preferred source to see more of our stories on Google. The Sahara desert, once lush and green, during a time between 14,500 and 5,000 years ago, was also home to a mysterious human ...

Spinosaurus Mirabilis is believed to be roughly the size of a Tyrannosaurus Rex and about 95 million years old, researchers ...

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 ...

(CNN) — Striking images from the Sahara Desert show large lakes etched into rolling sand dunes after one of the most arid, barren places in the world was hit with its first floods in decades. The ...

The Sahara desert, once lush and green, during a time between 14,500 and 5,000 years ago, was also home to a mysterious human lineage, a new study has found. Researchers from Germany's Max Planck ...