Add Yahoo as a preferred source to see more of our stories on Google. Each khipu strand represented its own decimal number. Recordkeeping wasn’t a mundane statistical task in the Incan empire—it was ...

A torrent of water rushes underneath, gray and angry. Wind whips. Thunder rumbles in the distance. Clouds threaten rain. And before you is a bridge. But it is not just any bridge. It spans from one ...

A 500-year-old frozen Incan mummy suffered from a bacterial lung infection at the time of its death, as revealed by a novel proteomics method that shows evidence of an active pathogenic infection in ...

A team of researchers with the National University of San Marcos has found and recovered a well-preserved pre-Incan mummy in an underground tomb. They have posted their findings on the university's ...

The ancient Incan sanctuary of Machu Picchu is considered one of humanity's greatest architectural achievements. Built in a remote Andean setting atop a narrow ridge high above a precipitous river ...

It was early November when my wife, Raija, and I climbed aboard an early-morning bus for Lake Titicaca. I’d been living in Arequipa, Peru, for five months as a Fulbright Scholar, researching a book ...

The Incas performed child sacrifices during or after important events, such as the death of the Sapa Inca (emperor) or during a famine. Children were selected as sacrificial victims as they were ...

The boy was only 7 years old when he died more than 500 years ago, chosen for his beauty and health to be sacrificed in an Incan ritual known as capacocha, in which children were ritualistically ...

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The ancient Incan sanctuary of Machu Picchu is considered one of humanity's greatest architectural achievements. Built in a remote Andean setting atop a narrow ridge high above a precipitous river ...