One synthesis aimed at science readers notes that the network is colossal in extent and that its discovery required a methodical campaign of surveys and tests, underscoring how much planning must have ...

The Inca Empire in South America, one of the most powerful pre-Columbian societies, was known for many innovations — such as the architecture of Machu Picchu, an extensive road network, and a system ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Archaeologists have found the skeletal remains of four people — two children, a teenager and an adult — at a site in Peru that predates the Incas. When you purchase through links on our site, we may ...

Centuries before the rise of the Inca Empire, a much smaller kingdom on the central coast of Peru already had a sophisticated trade network—one it used to import live parrots across the Andes from the ...

The hyper-arid coastal desert of Peru is an unlikely place to find the electric-blue and brilliant scarlet feathers of tropical rainforest parrots. Yet, during a 2005 excavation at the religious ...