Validity of carbon dating 2016 dating site in finland
But to answer WHY they do it, it's because they have to.they have already committed to an explanation "god did it", and if they don't deny key facts about biology, astronomy, geology, chemistry etc then they can't continue to reinforce the belief that they are right, and they can't benefit from the comfort that belief gives them.
Let's say you have some element A with a half life of 250 years.
Never mind that an incorrect statement spoken with confidence is every bit worse than an accurate origins goes over the creationist argument against carbon dating and other forms of dating in exhaustive detail.
Their C-14 argument is full of holes, and the dishonesty shown in leaving out contributing factors which completely change the data is evident.
The carbon-14 dating limit lies around 58,000 to 62,000 years.
Note that this limit of accuracy (which only applies to radiocarbon dating of all the radiometric dating methods) is still ten times longer than the time span required to comprehensively debunk young earth creationism.