Are we alone in the universe, and if not, why haven’t aliens made contact with us yet? Perhaps they have and we just haven’t been able to detect it. In this week’s episode of Science, I explained why there could be several answers to the question: does alien life really exist?
In this Podcast Show, I talked about humanity, the borders that separate us and how to overcome them, how we live in this world, and what would happen if we lived in this way.