Archaeological site in Chile upends theory of how humans populated the Americas … again

Why it matters: This discovery fundamentally rewrites the timeline of human migration, impacting our understanding of ancient populations.
- Discovery at Monte Verde in Chile is once again upending the predominant theory of human arrival in the Americas.
- New study findings are putting the north-to-south expansion theory back at the center of the debate on the continent’s human history.
- Our understanding of human prehistory in the Americas is being significantly challenged by this groundbreaking research.
A new study at the Monte Verde archaeological site in Chile is challenging the long-held theory of how humans populated the Americas, reigniting a heated debate about the continent's human history. This discovery once again places the north-to-south expansion theory at the forefront, potentially reshaping our understanding of early human migration patterns.


