A previous version was a failed proposal.Consensus in its favor was not established within a reasonable amount of time. Its past failure as a proposal may not reflect on its suitability as an essay.
It contains the advice or opinions of one or more Wikipedia contributors. This page is not an encyclopedia article, nor is it one of Wikipedia's policies or guidelines, as it has not been thoroughly vetted by the community. Some essays represent widespread norms; others only represent minority viewpoints.
This page in a nutshell: Be very careful when editing or creating articles of a scientific nature. Check and double check everything you write. When quoting from sources, make sure that the context is preserved. If you are an expert with a working knowledge of the subject, be as rigorous when writing for Wikipedia as you are when writing for scientific journals.