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quipu

Silver cups from ancient Peruvian

Silver cups from ancient Peruvian civilization change Chachapoya history

Two decorated silver cups found in the Chachapoyas region of Peru may rewrite the history of the enigmatic ancient people, who had never been known to do metalworking before this discovery. Though...
An Inca quipu, from the Larco Museum in Lima, Peru.

Researchers Say New Find of Khipu Strings May Help Unravel the Inca Record-keeping System

Archaeologists have discovered a collection of khipu (quipu) —a system of colored strings and knots people used to record various matters and send messages in the pre- and post-colonial eras in Peru—...
Incas counting gold - Ancient Mathematical Device

Quipu: The ancient mathematical device of the Inca

A team of archaeologists recently discovered twenty-five well preserved quipus, an ancient form of record-keeping used by the Inca, in the archaeological complex of Incahuasi in Peru, according to a...