Inca society kept records by encoding information into knotted cords called khipu. A new analysis of hair woven into these cords suggests this... A lock of hair may have just changed what we know ...
Study Finds on MSN
Centuries-old bird poop helped power a pre-Inca kingdom
In A Nutshell Between 1250 and 1400 CE, Peru’s Chincha Kingdom mastered seabird guano fertilization, enabling agriculture in one of Earth’s driest deserts centuries before the Inca Empire arrived ...
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