The Incas had a system of accounting that relied on the quipu. Cords of various colours were attached to a main cord with knots. The number and position of knots as well as the colour of each cord ...

A preprint is available on the arXiv server. Quipu was named after the knotted cords used as recording devices by the Inca Empire and other South American cultures. It resembles those cords ...

Quipu is estimated to span an astonishing ... which is near the former home of the Inca Empire. The astronomer’s discovery is believed to be the largest known superstructure in the cosmos ...

Quipu is estimated to span an astonishing ... which is near the former home of the Inca Empire. By detecting radiation emitted by the galaxy clusters, scientists were able to confirm the presence ...

While much of the world used stone tablets or other media that didn’t survive the centuries, the Incas used something called quipu which encoded numeric data in strings using knots. Now the ...

"Land of the Four Quarters" or Tahuantinsuyu is the name the Inca gave to their empire. It stretched north to south some 2,500 miles along the high mountainous Andean range from Colombia to Chile ...

To the Incan eye, the landscape of their empire was riddled with shrines. Often these were inanimate objects like rocks and streams. But among the holiest places in the empire were mountain peaks ...

"Land of the Four Quarters" or Tahuantinsuyu is the name the Inca gave to their empire. It stretched north to south some 2,500 miles along the high mountainous Andean range from Colombia to Chile ...