Radiocarbon dating can be used to date
19-Jun-2020 08:55
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‘Dating is absolutely crucial, it underpins everything,’ says Michael Walker.
Based at the University of Wales Trinity St David, he has devoted his career to studying the Quaternary period – the last 2.6 million years and the so-called ‘age of humans’.
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Since only uranium, and not thorium, is present at sample formation, comparing the two ratios can be used to calculate the time passed since the sample formed. Pike’s team are not actually dating the painting itself, but small calcite growths on top of it.
Regardless, if there is evidence to find that Neanderthals were artists, dating will be the thing to expose it.
