The semi-arid Kalahari Desert stretches over parts of Namibia, South Africa, and Botswana. It’s an ecological wonderland that isn’t like your average super dry desert. It gets a lot more rain, which ...

NEW YORK (AP) — Researchers have discovered life-size rock carvings of camels, gazelles and other animals in the Saudi Arabian desert. The carvings date back to around 12,000 years ago and many are ...