https://www.youtube.com/watch?v=uXy2UJ3TYlE 70,000 years ago Humans were insignificant animals. The most important thing to know about prehistoric Humans is that they were unimportant.Their impact on the World was very small, less than that of jellyfish, woodpeckers or bumblebees.Today, however, Humans control this planet. How did we reach from there to here? What was our secret of success, ...