Finding the right NewsGroup for your partcular interest can be like finding a needle in a haystack. With the thousands currently available and hundreds added every year, this can be a very confusing task.
By trying the following two links to search for the NewsGroup that you are looking for, simple type 's' then a word-concept that you are interested in.
[i.e. typing the word 'cats' will result in getting rec.pets.cats]