Long before Spanish colonization, the indigenous people of Peru kept track of important dates and numbers, and perhaps even stories, using a mysterious coding system of strings and knots called a ...

Long before computers existed, the Inca people collected data and kept records using knotted strings known as quipu. That technology has inspired a new system for assessing gastrointestinal problems, ...

An Inca quipu (khipu) used for storing data with a system of knots. 15th century CE. Larco Museum, Lima. Credit: Claus Ableiter (CC BY-SA) An Inca quipu (khipu) used for storing data with a system of ...

Astronomers have identified an unprecedented cosmic titan—a vast superstructure of galaxies stretching 1.3 billion light-years across, making it the single largest known structure in the universe.

The quipu was a series of knotted strings by which the Inca kept their administrative records. Peru. Inca. 1430-1532 AD. Staff Writer When the U.S. Census releases its latest national, state and ...

What exactly is a quipu, you ask? Well, a quipu is a creation that was used in Peru and throughout the Andean region during the Incan rule. Quipus consist of a woolen base string from which multiple ...