Seabird guano fertilization boosted maize production in ancient Peru, fueling Chincha wealth, trade networks, and strategic Inca alliances.

We were in the Amazon one day, trying to stay cool. The next day we were in Cusco, surrounded by mountains, layering up, says Colleen Sullivan ...

Traveling to Cusco and Machu Picchu? Discover ten culture shocks tourists experience in Peru, from altitude adjustments to ...

A conceptual image of high-altitude balloons (top) and high-altitude solar gliders (bottom) that will make up the High-Altitude Platform-Deep Sensing (HAP/DS) program. HAP/DS will comprise the ...

The Trump administration on Wednesday expressed concern that Peru risks ceding its sovereignty to the Chinese government after a Peruvian court restricted a local regulator’s oversight of a ...

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The journey to Machu Picchu begins long before the hike - but a new airport could make it far easier, and not everyone is happy about it. The new international airport, which was originally announced ...

Machu Picchu is Peru’s biggest tourist attraction; it received over 1.5 million visitors in 2024. That number is set to soar ...

Dietary iron absorption from biofortified potatoes is higher in high altitude residents than in matched sea level counterparts ...