This page has been archived and is no longer updated. The age of fossils can be determined using stratigraphy, biostratigraphy, and radiocarbon dating. Carbon datingalso called radiocarbon datingmethod of age determination that depends upon the decay to nitrogen of radiocarbon carbon Your email address is used to log in and will not be shared or sold. Love-hungry teenagers and archaeologists agree: dating is hard.
As others have been used to determine the organism.
Carbon Dating:. Seventy years ago, American chemist Willard Libby devised an ingenious method for dating organic materials. The Age of Dinosaurs was so many millions of years ago that it is very difficult to date exactly. The ratio of carbon to carbon at the moment of death is the same as every other living thing, but the carbon decays and is not replaced. Part of Hall of Human Origins.
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