The Inca May Have Invented the World’s First Computer System—600 Years Ago

Scientists used the quipu’s data to build working spreadsheets, file systems, and encryption tools, rivaling conventional ...
Indian Defence Review on MSN

Scientists Say the Inca May Have Invented the World’s First Computer System 600 Years Ago

Before smartphones, before transistors, before written language, the Inca were running an information system. Scientists just proved their knotted cords can power spreadsheets, encryption, and file ...
CNBC

Pre-market data

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Pew Research Center

Religious Radio Across America

A quarter of AM and FM radio stations in the U.S. have a religious focus, and the vast majority of them are Christian. Almost all Americans (98%) live within range of at least one religious radio ...