Radiocarbon dates from seaweed associated with stone tools at Monte Verde, Chile, placed humans there as early as 14,200 years ago.
Notes on verification
Confirmed by peer-reviewed study (PubMed), corroborated by university press release and news coverage, consistent with Wikipedia summary of the site's dating. [cascade flags: wikipedia_dropped_other_sources_exist | tier=silver indep_score=0.723 clusters=3 claim_tier=notable]
Sources
- The First Americans - Smithsonian Magazine (seed:history_and_archaeology)
- https://pubmed.ncbi.nlm.nih.gov/18467586/ (corroboration)
- https://news.vanderbilt.edu/2008/05/08/new-evidence-from-earliest-known-human-settlement-in-the-americas-supports-coastal-migration-theory-58122/ (corroboration)
- https://www.nbcnews.com/id/wbna24525317 (corroboration)