The discovery reveals ancient settlements and communication networks, providing insight into life in extreme environments.

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Costs are spiraling at Neom, Saudi Arabia’s planned desert metropolis. Early work on the futuristic project, anchored by an ...

My body protested against this trek through the Sonoran Desert, starting from a trailhead 25 miles outside the city of Scottsdale, a winding walk along sunbaked paths, past creosote bushes and the ...