This talk, much indebted to the fantastic article by Wait But Why, offers an introduction to the question: where is everyone? If the universe is full of potential life-supporting planets, why haven't we met anyone? Let's find out... in five minutes.
This talk, much indebted to the fantastic article by Wait But Why, offers an introduction to the question: where is everyone? If the universe is full of potential life-supporting planets, why haven't we met anyone? Let's find out... in five minutes.