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    Carbon dating controversy

    It is naturally unstable and so it will spontaneously decay back into N-14 after a period of time.

    It takes about 5,730 years for half of a sample of radiocarbon to decay back into nitrogen.

    carbon dating controversy-85carbon dating controversy-70carbon dating controversy-48

    When a creature dies, it ceases to consume more radiocarbon while the C-14 already in its body continues to decay back into nitrogen.C-14 is produced in the upper atmosphere when nitrogen-14 (N-14) is altered through the effects of cosmic radiation bombardment (a proton is displaced by a neutron effectively changing the nitrogen atom into a carbon isotope).The new isotope is called "radiocarbon" because it is radioactive, though it is not dangerous.What did surprise me was the huge number of Web sites and books vigorously attacking the legitimacy of what I had thought was a fairly straightforward, uncontroversial test.Apparently carbon dating is right up there with evolution in terms of the disdain it evokes from certain religious groups.

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