When and where did human speech evolve? Research carried out for this study indicates that the first speech sounds were uttered about 70,000 years ago, and not hundreds of thousands or millions of ...

George Poulos does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...