How humans conquered the world? Prof. Yuval Noah Harari Department of History Hebrew University of Jerusalem So thanks for the introduction and the invitation for everybody who came to here. This talks about ourselves about our species about humankind How we conquered the planet? . If we go back around the 70.000 years, then we find that our ancestors, Homo Sapiens, that lived in East Africa back, then were insignificant animals. The most important thing you need to know, about our ancestors, is that they were unimportant animals. Their impact on the world, on the ecological system was not much greater than that of chimpanzees or fireflies or jellyfish, or woodpeckers, or many others species of animals. If you look at the world today, you find that we dominate this planet. The future of life on Earth to a large extent depends on us. And the question i would like to address is how exactly we reach from there to here? (there) from being an ...