Every year a small songbird, no heavier than a letter, crosses the Sahara Desert, the Mediterranean and the Arabian Desert on ...

The fascinating but little-known history of how the Sahara was transformed from a pleasant green and fertile land into the largest hot desert in the world. Green Sahara. (Collage by Kuat Abeshev.

You’ll find a lot more sand than trees in the Sahara Desert, but that doesn’t mean they don’t occasionally crop up. Here’s the story of the Tree of Ténéré, as well as a couple other famous trees found ...

The Sahara today is shorthand for desolation, a vast belt of sand and rock that helps define the climate of an entire hemisphere. Yet geological records show that this same region has repeatedly ...

Scientists have identified Spinosaurus mirabilis, a new dinosaur species discovered deep in Niger’s Sahara, far from ancient coastlines. The find challenges long-held beliefs that spinosaurids were ...

Bright orange sand in the Sahara Desert was dusted in a layer of snow earlier this week after a strong polar front from the Mediterranean pushed past the Atlas Mountains near the coast of Algeria.

Petroglyphs on sandstone at a national park in Chad bear witness to wildlife that once roamed the area before the continent’s water largely receded 6,000 years ago. Could it return? The Ennedi Natural ...