The vast desert of the Arabian Peninsula was not always an arid landscape. A recent study reveals that this region was once home to a vast lake and river system. These favorable conditions fostered ...

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

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

WWF works to sustain the natural world for the benefit of people and wildlife, collaborating with partners from local to ...

The desert that we see today in Arabia was once a region that repeatedly underwent "green" periods in the past, as a result ...