Dating dinosaur bones
If contamination is really to blame for these results, then why does it appear in such supposedly old material as well as in delivers good entertainment as long as viewers overlook its bad science.The standard approach to looking at fossils in the geological column is to assume that lower is older.
Of course, this is a very general pattern and does not explain why certain creatures that lived on the bottoms of oceans, like trilobites, make their first appearance in the Cambrian (505-540 Ma) while other creatures that live on ocean bottoms, like crabs and lobsters, don't appear until the beginning of the Cretaceous (65-145 Ma).
The scientific method is all about testing and retesting theories since no theory is ever proven by science.
The scientific method can only disprove theories or increase the power of previous predictions that have yet to be disproved, but it can never absolutely prove anything to be absolutely true.
Radiometric dating and many other techniques are used to support the idea that this transformation process took tens and hundreds of millions of years.
For most scientists all of this seems so obvious that it is difficult to question.