expert dating advice over 50 - Radiocarbon dating flaws
A comparison of radiocarbon ages across the Northern Hemisphere suggests we might have been a little too hasty in assuming how the isotope - also known as radiocarbon - diffuses, potentially shaking up controversial conversations on the timing of events in history.
Dating Subject to Error But scientists have long recognized that carbon dating is subject to error because of a variety of factors, including contamination by outside sources of carbon.
Therefore they have sought ways to calibrate and correct the carbon dating method.
The best gauge they have found is dendrochronology: the measurement of age by tree rings.
Accurate tree ring records of age are available for a period extending 9,000 years into the past.
The difference most likely comes down to changes in regional climates, such as warming conditions.