Uploaded April 2025 | Updated September 2026, 2 weeks ago

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Hidden within the DNA of modern and extinct humans is evidence for the existence of mysterious super-archaic 'ghost populations'. But who exactly were these prehistoric people?

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Sources:

nature.com/articles/nature08976

https://repositori.upf.edu/bitstream/handle/10230/25596/Marques_nat_gen.pdf;jsessionid=F738947791AFE85FFA6569854C3B3784?sequence=1

journals.plos.org/plosgenetics/article?id=10.1371/journal.pgen.1008895
sciencedaily.com/releases/2020/08/200806153558.htm

science.org/doi/10.1126/sciadv.aay5483
science.org/content/article/mysterious-ghost-populations-had-multiple-trysts-human-ancestors

science.org/doi/10.1126/science.367.6477.497?adobe_mc=MCMID%3D71827005541186643781019559649698359700%7CMCORGID%3D242B6472541199F70A4C98A6%2540AdobeOrg%7CTS%3D1689339751

nature.com/articles/s41586-021-03244-5

academic.oup.com/gbe/article/13/7/evab115/6283580?login=false

nature.com/articles/s41467-021-26503-5

nature.com/articles/s41467-018-08089-7

science.org/doi/10.1126/science.1245938

nature.com/articles/nature12961

science.org/doi/10.1126/science.1188021

science.org/doi/10.1126/science.340.6134.799

cell.com/ajhg/fulltext/S0002-9297(11)00395-8

cell.com/current-biology/fulltext/S0960-9822(21)00977-5?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS0960982221009775%3Fshowall%3Dtrue

science.org/doi/10.1126/sciadv.aax5097

science.org/doi/10.1126/science.367.6477.497

nature.com/articles/s41467-018-08089-7

nature.com/articles/s41586-022-04430-9

sciencedirect.com/science/article/pii/S0959437X24001291?via%3Dihub

nature.com/articles/s41586-023-06055-y
mcgill.ca/newsroom/channels/news/new-understanding-human-origins-africa-348366

journals.plos.org/plosgenetics/article?id=10.1371/journal.pgen.1008204

nature.com/articles/s41559-021-01408-0?fromPaywallRec=false

nature.com/articles/nature12886

nature.com/articles/s41559-023-02080-2

nature.com/articles/ng.3621

nature.com/articles/s41586-019-1067-9

nature.com/articles/d41586-019-01019-7

science.org/doi/10.1126/science.ads3888

elifesciences.org/articles/09560

elifesciences.org/articles/24231

elifesciences.org/articles/24234

nature.com/articles/s41588-025-02117-1

0:00 - Intro
0:25 - Denisovan and Neanderthal Interbreeding
2:46 - The Super-Archaic Humans
5:28 - Possible Identities for the Super-Archaics
8:00 - Evidence for Super-Archaics in Modern Human DNA
13:34 - More Evidence for Unknown Archaic Humans in Asia and Oceania
14:33 - Late-Surviving Super-Archaic Humans Known From Fossil Evidence
19:48 - Conclusion - Why Are Super-Archaic Humans Important?