This week, discover the Sahara’s greener past, explore a mysterious cosmological force, marvel at a new concept for space ...

A Yorkshire man who is set to attempt what has been dubbed "the toughest foot race on earth" said he was doing it to raise ...

The desert covers over 3.3 million square miles, which means it's roughly the same size as the entire United States.

The genomes of two women who lived 7,000 years ago in the Sahara when it was a green savannah reveal a remarkably isolated ...

Thousands of years ago, the Sahara Desert was not a dry land; it had rivers, lakes, and lush grasslands. This period is known ...

We traveled to Africa to visit Algeria, where we saw the Sahara Desert, drank foamy tea, ate bread and experienced the change in worlds from Algiers to Djanet.

Turns out, however, that a surprising proportion of the world’s largest hot desert isn’t actually sandy at all. Just 25 percent of the Sahara’s surface is covered by sand. We say “just ...

Genomes sequenced from 7,000-year-old mummies in the Sahara have revealed a previously unknown population that inhabited the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Today, the view ...

THERE'S a little-known beach in Italy that looks like the Sahara Desert. With huge golden sands ... of Italy” and has some of the highest sand dunes in Europe. Piscinas is surrounded by ...

A gold rush has broken out in the Sahara in recent years. Thousands of young Africans are digging in the sea of sand with ...