Add Yahoo as a preferred source to see more of our stories on Google. The existence of a tunnel network under the ancient Peruvian city of Cusco had been rumored for centuries. At times stretching ...

A hillside in Peru covered by more than 5000 aligned holes may have been a giant Inca accounting device – a spreadsheet, but on a monumental scale. Tracing across the slopes of Monte Sierpe (Serpent ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

ST. ANDREWS, SCOTLAND—Science reports that recent analysis of an Inca recordkeeping device in the collection of the University of St. Andrews is upending what archaeologists previously thought about ...

Inca bureaucrats recorded all the goings-on in their bustling empire using knotted cords called khipu, where the position and order of the knots represented numbers. They relied on the khipu system to ...

Benjamin holds a Master's degree in anthropology from University College London and has previously worked in the fields of psychedelic neuroscience and mental health. Benjamin holds a Master's degree ...

A new study challenges widespread notions about khipus, intricate cord and knot information-recording systems, based on Spanish colonial-era sources. Reading time 2 minutes The Inca were a ...

Sabine Hyland receives funding from the British Academy, the British Museum, the National Endowment for the Humanities (USA), the John Simon Guggenheim Foundation, the Leverhulme Trust, and the ...

The heaps of khipus emerged from garbage bags in the back of the tiny, one-room museum—clumps of tangled ropes the size of beach balls. Sabine Hyland smiled as she gazed down at them and said, “Qué ...

Spanish settlers knocked down all but the foundations of the Temple of the Sun, then built a church atop the Inca walls. Diego Delso, CC BY-SA 4.0, via Wikimedia Commons It’s long been rumored that a ...

Nearly 500 years after the collapse of the largest empire in the Americas, a single bridge remains from the Inca's extraordinary road system – and it's rewoven every year from grass. "I believe since ...