A uniquely preserved prehistoric mudhole could hold the oldest-ever human footprints on the Arabian Peninsula, scientists say ...

A groundbreaking discovery has been made in northern Saudi Arabia, where archaeologists uncoveredhuman footprints believed to be 115,000 years old. These ancient prints, found in a lakebed in the ...

Seven footprints believed to be about 115,000 years old have been found amid various prehistoric animal prints.

Two species of ancient human relatives crossed paths 1.5 million years ago. Fossilized footprints in Kenya captured the moment, according to a new study.

(CNN) — Striking images from the Sahara Desert show large lakes etched into rolling sand dunes after one of the most arid, barren places in the world was hit with its first floods in decades ...

In 1999, an American trekked into the Australian desert alone, sparking an international rescue mission. Decades later, he returns to meet the people who tried to save him from himself. More than ...

Arizona's saguaro cactus has evolved to thrive in the extreme climate of the Sonoran Desert, but after decades of rising heat, even these towering icons are showing signs of stress.