From orbit, Emi Koussi’s dramatic caldera and lava-scarred slopes hint at its fiery past, while dried lakebeds and erosion ...

Such a thing happened not too long ago in Africa, where, for a brief time, the Sahara desert reverted back to a lush grassland. First Canada, Now Australia: The Trump Factor Boosts Another World ...

It may be the gateway to the vast Sahara desert, but that doesn't mean it's free of that modern scourge of the environment—the rubbish humanity discards. In southern Morocco, volunteers are ...

A wide swath of eastern Morocco is part of the Sahara Desert, shared with neighboring Algeria and several other African nations including Libya, Chad, Niger, Mali and Egypt. We arrived in the heat ...

You serve up lessons the kids would miss during the year in their American classrooms in a different way in places like ...

The analysis of the Old DNA dated 7000 years back found in the Sahara is evidence of the existence of a lush green habitat of savannah in the Sahara desert, signaling the African humid period ...

In the middle of the 19 th century, the German explorer Heinrich Barth discovered prehistoric Saharan rock sculptures and engravings while traveling through the Sahara Desert in North Africa. Barth, ...

The rest mostly go unnoticed, blending in with other stones. But in the Mauritanian desert, herders have learned what to look for: rocks with a strikingly dark surface, known as the fusion crust.

The new location of the Sahara tent, which has moved a considerable amount southwest on the festival grounds in the last couple of years, is now up against a grassy hill. And that hill has become ...

It travels nonstop across the scorching Sahara Desert, carrying massive loads of iron ore. Mauritania, a vast and arid country in West Africa, is home to some of the richest iron ore deposits in ...

Paleoclimate and archaeological evidence tells us that, 11,000-5,000 years ago, the Earth's slow orbital 'wobble' transformed today's Sahara desert to a land covered with vegetation and lakes.