Google's (and Bing's) searches and archives are top-heavy in hate-spew generated by search-engine-bombing. And the Google archive stopped functioning properly by about May 2012 to accommodate Google's New- Newsgroups. And recently Niuz.biz (Docendi.org) threatens to harm your computer if opening a post of mine.
The solution to the sci. newsgroups is to have the sciences hosted by colleges and universities such as Drexel University hosting sci.math, not by corporations like Google out to make money. Science belongs in education, not in money motivated corporations. Do I hear a?University doing sci.physics, sci.chem, sci.biology, sci.geology, etc ?etc
Only Drexel's Math Forum has done a excellent, simple and fair archiving of AP posts for the past 15 years as seen here: