There are lot of advantages and disadvantages about language family tree: it is really great that there are lot of new research and information about languages family tree, we can find out similarities and differences between languages, but at the same time many years have gone and it is very difficult to find out new things about first ancient languages and to prove something. And it is also bed for non-Indo European languages, because while Indo-European languages are developing, others are left unattended.
Linguistics can reach more deeply into the human past than the most ancient written records. It compares related languages to reconstruct their immediate progenitors and eventually their ultimate ancestor, or protolanguage. The protolanguage in turn illuminates the lives of its speakers and locates them in time and place.
The science developed from the study of the Indo-European superfamily of languages, by far the largest in number of languages and number of speakers. Nearly half of the world's population speaks an Indo-European language as a first language; six of the 10 languages in which Scientific American appears – English, French, German, Italian, Russian and Spanish – belong to this superfamily.
Over the past 200 years, linguists have reconstructed the vocabulary and syntax of the postulated Indo-European protolanguage with increasing confidence and insight. …