LONDON — A well-preserved human skeleton that scientists recently excavated in Vietnam dates back about 12,000 years ago to the Ice Age and contains the oldest human mitochondrial DNA found in the ...
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An unusual quartz-tipped tool killed a man 12,000 years ago. Scientists are puzzling over who wielded it
A well-preserved human skeleton that scientists recently excavated in Vietnam dates back about 12,000 years ago to the Ice Age and contains the oldest human mitochondrial DNA found in the region. It ...
Kennametal’s KCU25B tooling proved durable enough for turn-peeling a lengthy austenitic stainless steel 1.4435 rotor while reducing cycle times.
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