For centuries, the vanished Inca fortress of Ancocagua existed only in lore. Now, at a mountaintop site in Peru, researchers ...

aYou've likely heard of the advanced skills of the Inca Empire. From creating a reliable system of measurement and ...

A stone box fished out of Lake Titicaca contains tiny items that add an intriguing twist to what’s known about the Inca empire’s religious practices and supernatural beliefs about the massive lake.

The Inca city in Peru is one of the most recognizable historical sites in the world. Built in the mid-15th century, it served as a royal estate for the rulers of the Inca Empire before the arrival of ...

A new study challenges widespread notions about khipus, intricate cord and knot information-recording systems, based on Spanish colonial-era sources. Reading time 2 minutes The Inca were a ...

A multinational South American team from Peru, Brasil and Bolivia led by the Universidad de San Martin de Porres at Lima, Peru, published the first genetic study on the modern descendants of the ...

In our new study published in PLOS One, we find evidence for a surprising potential source of power and influence: bird poo.