NSThese trucksEvidence of radiocarbon from the dry lake bottom of New Mexico is one of several sets suggesting that it was made 21,000 to 23,000 years ago.They are this week Chemistry By Matthew Bennett and his colleagues at Bournemouth University in the United Kingdom, it is the oldest indisputable human evidence in North America. There is no doubt that the first Americans came from Asia. The Bering Strait may have been arid land due to low sea levels during the last ice age. However, the exact time is unknown. The oldest human fossil in North America dates back 13,000 years. However, evidence from stone tools suggests that people were there as far back as 30,000 years ago. However, the evidence of stone tools is controversial. Such tools are difficult to date directly and can move to sediments older than the dates created by animal activity. In contrast, leave the footprints in place.
This article was published in the Science and Technology section of the printed version under the heading “Old Lake Beds Reveal Evidence for the First Residents of America.”
An old lake bed reveals evidence of America’s first inhabitants Source link An old lake bed reveals evidence of America’s first inhabitants
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