Ancient DNA reveals people traveled more than 435 miles along Peru’s coast centuries before the Inca Empire, reshaping ancient history.

For centuries, the vanished Inca fortress of Ancocagua existed only in lore. Now, at a mountaintop site in Peru, researchers are zeroing in on a discovery that could reshape what we know of the empire ...

Fascinating evidence has emerged about historical migration patterns along Peru’s Pacific coast. According to recent data reports, these patterns formed centuries before the rise of the power and ...

Long-distance migration along Peru's Pacific coast began at least 800 years ago, centuries before the rise of the Inca Empire ...

Inca bureaucrats recorded all the goings-on in their bustling empire using knotted cords called khipu, where the position and order of the knots represented numbers. They relied on the khipu system to ...

BUFFALO, N.Y. -- Although the ancient Inca are renowned for their highly organized society and extraordinary skill in working with gold, stone and pottery, few are familiar with the khipu -- an ...

The Inca recognized the importance of guano and the islands where the so-called guano birds breed as central to the survival of their civilization — and they responded by implementing the first ever ...

The 14,000-foot-high plain of the Andes, where the Inca civilization flourished five centuries ago, is as barren a land as the world possesses. With its packs of llamas running across the puna, ...

For centuries, tales of secret tunnels beneath the ancient Inca capital of Cusco were considered little more than legends. Today, archaeology is beginning to substantiate these claims in the ruins ...