The skies over Europe recently took on a dramatic orange hue, leaving many residents staring in awe and sometimes confusion ...

Sahara dust colors the evening sky, glittering crystals shimmer in detail – This week, our gallery photographers once again show diversity.

Satellite images help identify large areas of pollution caused by fires, dust or sand storms, volcanic eruptions ... The most common source of dust globally is the Sahara Desert. These giant storms ...

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

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 ...

She reports on justice and human rights issues. Contact her at [email protected] The Sahara desert, once lush and green, during a time between 14,500 and 5,000 years ago ...

April 4 (Reuters) - The Sahara Desert is one of Earth's most arid and desolate places, stretching across a swathe of North Africa that spans parts of 11 countries and covers an area comparable to ...

The Sahara Desert is the largest hot desert on Earth ... Chad and Sudan - and has a mix of landscapes that go far beyond endless sand dunes. In fact, only a quarter of the Sahara is made up ...

Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter. To get it in your inbox, sign up for free here. Picture the Sahara, and an inhospitable landscape of ...

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 ...