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Radiocarbon dating is a technique used by scientists to learn the ages of biological specimens – for example, wooden archaeological artifacts or ancient human ...
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carbon isotope ratio: A measure of the proportion of the carbon-14 isotope to the carbon-12 isotope. Living material contains carbon-14 and carbon-12 in the same ...
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Truthfully, I’ve been concerned about the sustainability of life since I was a kid. In the early 90’s I was living on a hill, in an ex military vehicle I called ...
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Nov 28, 2013 · The Himalayan Towers are a series of stone towers located mostly in Tibet. Carbon dating shows they were built approximately 500 to 1,100 years ago.
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Mar 22, 2008 · The 'Made Easy' series explains the evidence of our origins, from the Big Bang to the human migration out of Africa. This video explains how we acquire ...
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A recently discovered form of carbon graphite – the material in pencil lead – has turned out to have a completely unexpected property which could revolutionise ...
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