Its towering sandstone buttes rise majestically from the desert floor, creating a striking ... the valley undergoes a ...

So-called endolithic microorganisms are not uncommon in desert areas as they can obtain their energy and nutrients from the rocks they live in. "What is so exciting about our discovery is that we ...

These artistic images are intrinsically tied to the desert around them, and are all connected. This is why the carvings, the ...