Carbon dating fake

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"It is due to this rapid change that works from those years can be dated extremely accurately," Mandò added.

The great lakes are widely believed to have appeared in China due to the massive melting of ice sheets during an exceptionally warm period some 40,000 years ago, and sediment from Xingkai Lake served as key evidence.Prior to that, they had to depend on more rudimentary and imprecise methods, such as counting the number of rings on a cross-section of tree trunk.This all changed in the 1940s when US chemist Willard Libby discovered that carbon-14, a radioactive isotope, could be used to date organic compounds.Their work was detailed in a paper in the latest issue of the journal .For over 50 years, scientists and researchers have relied on carbon dating to find the exact age of organic matter.

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