The Empty Quarter (Rub’ al-Khali), the vast desert of the Arabian Peninsula, was not always an arid landscape. A recent study ...

Dromedary camels walk through sand dunes in the Arabian Desert near Margham, Dubai, United Arab Emirates. A new study adds evidence to theories that this region was once a wet, green climate.

Mineral deposits in limestone caves show that the now arid interior of Saudi Arabia repeatedly experienced increased rainfall ...

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 ...