Earth is home to more than 7,000 languages, and we use those languages to express ideas as straightforward as the desire for a cup of coffee and as intricate as the details of quantum physics.
Earth is home to more than 7,000 languages, and we use those languages to express ideas as straightforward as the desire for a cup of coffee and as intricate as the details of quantum physics. But how did language start and when did humans first evolve this ability to use language?