How did humans and language originate?

How did man originate this is a very complex and mysterious question which has been going on for centuries and its investigation is going on day by day. Similarly there are many guesses about the language too but it is not known the search is going on continuously but the proof of the script itself is found a little or possibly. Both these subjects are very interesting and mysterious. On the occasion of this this book is presented in front of you some of which has been revealed with some information. If you have more information than this please inform thanks yours Abdul Waheed Barabanki UP India-