The Sahara Desert, now a vast expanse of sand, was once a thriving green ecosystem teeming with life. Recent studies highlight its role as a cradle for mysterious human lineages, uncovering ancient DNA that reveals a complex history of North African ancestors. This intriguing research sheds light on the environmental shifts that led to the Sahara's transformation, providing a glimpse into humanity's past.

• Ancient DNA reveals connections to lost human populations.
• The Sahara was once a lush habitat, supporting diverse life.
• Research uncovers insights into North African ancestry.

Here's the full scoop.