Harvard’s Chair of Astronomy, Avi Loeb: Why We Are Not Alone and Are Very Common Like Ants On A Sidewalk (#23)

Find out why Harvard’s Chair of Astronomy Avi Loeb says we are not alone in the universe and that there are more intelligent and sophisticated civilizations than ours. Learn about the evidence that we aren't the “smartest cookie in the jar.” Find out when we were visited by another civilization and how we can create life on other planets by launching what he calls "Noah's spaceship.”