Ancient DNA Reveals People Traveled Over 400 Miles Along Peru’s Coast Before the Inca Empire — and Kept Their Identities Intact
Research has revealed that people traveled over 400 miles along Peru's coast before the Inca Empire, maintaining their identities and traditions. The study, which combined ancient DNA with archaeological evidence, showed that migrants from the north coast reached the Chincha Valley by at least the 13th century. Burial practices indicated a strong local identity and social ties among these early communities.
- ▪Researchers found that individuals traveled more than 400 miles along Peru's coast centuries before the Inca Empire.
- ▪The study analyzed DNA from 21 individuals buried in the Chincha Valley to trace family relationships and cultural practices.
- ▪Burial traditions revealed differences in status and group membership, indicating a shared culture among the communities.
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| Original publisher | Discover Magazine |
| Canonical URL | https://www.discovermagazine.com/ancient-dna-reveals-people-traveled-over-400-miles-along-peru-s-coast-before-the-inca-empire-and-kept-their-identities-intact-49135 |
| Publication time | Fri, 22 May 2026 09:00:00 GMT |
| Retrieval time | 2026-05-22T09:02:01.206Z |
| Last seen | 2026-05-22T09:02:01.206Z |
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What stood out most to researchers was not just that people traveled more than 400 miles (700 kilometres) along Peru’s coast centuries before the rise of the Inca Empire. It was that many of them appear to have carried their identities and traditions with them.One woman buried in Peru’s Chincha Valley had traces of red pigment on her cheek centuries after her death. Beside her lay spinning tools wrapped with yarn and cotton. Her pelvic bones also showed signs that she had likely given birth.For Jordan Dalton, co-lead author of the study published in Nature Communications, details like this are what made the research feel more human.“It was interesting to think about how the very powerful and personal experience of giving birth can be inscribed in bones,” Dalton told Discover.
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