How did things early man? He told Science

Sydney (News Desk) Recent research by Australian scientists claim that humans have learned sign language before spoken languages. This study, Professor Nicholas and his fellow scientists, and has been the "frntyyrz these Psychology" has been published in the journal. 50 university students participated in the study. During this time they were placed in an environment where he or gestures without using a formal language to convince others that their voices. According to the results, most people preferred to explain his gestures. "Doctor" the first person in human history with hand gestures speak different languages, and then slowly come into existence were. According to him today, even in a country where you do not bid if you think your message is used for signaling to dance. It was abtdaءkhan languages? This is a controversial question on which scientists still can not agree. But once this topic was so controversial in the 19th century "lngustk Society of Paris" in this regard was made to ban all discussions.