“What Cosmos has at its heart is hope. It’s about the future we could have if we get our act together,” says writer Ann Druyan. Neil deGrasse goes on, “Science is all about asking questions that empower you to decode the world around you. Once a truth is established by experiment, it’s one for the books. The findings don’t change just because you don’t want to believe it.” Go behind the scenes of Cosmos in this exclusive clip to hear Neil deGrasse Tyson and Ann Druyan discuss issues that face our planet today, and how expanding our understanding can help change the course of the future.