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Footprints scattered across what is now the desert of New Mexico were trod by human feet no earlier than 21,500 years ago, new research has confirmed."The immediate reaction in some circles of the archeological community was that the accuracy of our dating was insufficient to make the extraordinary claim that humans were present in North America during the Last Glacial Maximum,""But our targeted methodology in this current research really paid off.
, that forms high up in Earth's atmosphere as cosmic rays collide with nitrogen. Earth is being constantly, gently rained on by C-14, which is taken up into plants and animals while they live. The team's 2021 findings were questioned because of the aquatic nature of the plant on which they based their findings.
"We were confident in our original ages, as well as the strong geologic, hydrologic, and stratigraphic evidence, but we knew that independent chronologic control was critical,"The team collected conifer pollen from the same geological layer as the ditchgrass seeds, meaning that it was likely deposited at the same time.
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Oldest evidence of human cannibalism as a funerary practiceThe remains of human bones with cutmarks, breaks and human chewing marks found across northern Europe show that some human groups living around 15,000 years ago were eating their dead not out of necessity, but as part of their culture.
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Oldest footprints in North America radically push back human arrivalDozens of fossilized human footprints in New Mexico have reignited a long-running debate about when people first arrived in the Americas.
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Oldest Human Footprints in North America Really Are That Old, New Dating ConfirmsThe fossilized footprints in New Mexico are at least 21,500 years old, corroborating a momentous 2021 result.
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N. America's oldest human footprints date to 23,000 years agoInteresting Engineering is a cutting edge, leading community designed for all lovers of engineering, technology and science.
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Evidence points to New Mexico footprints being the oldest sign of humans in AmericasNew research shows that fossil footprints discovered at the edge of an ancient lakebed in New Mexico's White Sands National Park date back to between 21,000 and 23,000 years ago
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Further evidence points to footprints in New Mexico being the oldest sign of humans in AmericasNew research confirms that fossil human footprints in New Mexico are likely the oldest direct evidence of human presence in the Americas, a finding that upends what many archaeologists thought they knew about when our ancestors arrived in the New World.
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