Mineral formations in caves reveal recurring periods of humidity in the Arabian Desert over the last 8 million years.

The Saharo-Arabian Desert is one of the largest biogeographic barriers on Earth, hindering the dispersal of animals between Africa and Eurasia, and is at least eleven million years old. How did ...

New research reveals that the Arabian Peninsula wasn't always the barren landscape we see today, but rather cycled through repeated "green phases" that created vital corridors for animals and early ...

The picture shows a cave in the north of Saudi Arabia. The Saharo-Arabian Desert experienced repeated wetter periods over the past eight million years. Wetter conditions favoured the exchange of ...

One of the planet's largest, driest biogeographic barriers was once lush with rivers and lakes for 8 million years, which encouraged the movements of water-dependent animals and indicates the ...

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.