He was employed at Caltech's Division of Geological & Planetary Sciences at the time of writing the first edition.
He is presently employed in the Space & Atmospheric Sciences Group at the Los Alamos National Laboratory.
Radiometric dating remains a reliable scientific method.
For articles on the RATE project, see the Rate Index.
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.
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.
magazine has been continuously published since 1978, we are publishing some of the articles from the archives for historical interest, such as this.a popularly accepted “universal constant” even though the foundations on which it was based have been virtually removed.Some evidence is also presented to show that radiometric results that are in agreement with the accepted geological time scale are selectively published in preference to those results that are not in agreement. Wiens has a Ph D in Physics, with a minor in Geology.His Ph D thesis was on isotope ratios in meteorites, including surface exposure dating.