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The topic of radiometric dating has received some of the most vicious attacks by young earth creation science theorists.

However, none of the criticisms of young earth creationists have any scientific merit.

Here is one example of an isochron, based on measurements of basaltic meteorites (in this case the resulting date is 4.4 billion years) [Basaltic1981, pg. Skeptics of old-earth geology make great hay of these examples.

For example, creationist writer Henry Morris [Morris2000, pg.

There is no conflict between science and the needs is a proper understanding how to merge science and the Bible.

magazine has been continuously published since 1978, we are publishing some of the articles from the archives for historical interest, such as this.

As we pointed out in these two articles, radiometric dates are based on known rates of radioactivity, a phenomenon that is rooted in fundamental laws of physics and follows simple mathematical formulas.

Dating schemes based on rates of radioactivity have been refined and scrutinized for several decades.

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Radiometric dating is self-checking, because the data (after certain preliminary calculations are made) are fitted to a straight line (an "isochron") by means of standard linear regression methods of statistics.

Benché come detto un singolo isotopo instabile possa decadere in qualsiasi momento, un numero sufficientemente grande di isotopi decade seguendo una legge esponenziale ad un tasso di decadimento descritto da un parametro detto tempo di dimezzamento.

Dopo un tempo pari al tempo di dimezzamento, metà degli isotopi radioattivi sono decaduti.

In 1972 this assumption was shown to be highly questionable.

Despite this, the momentum gained in the two decades prior to 1972 has made 4.5 b.y.