The idea of the space elevator has been around for over a century. But in recent years teams of scientists and engineers have been actively working on the concept. So could the elevator become a reality? Or is it still a case of science-fiction?
http://www.abc.net.au/rn/futuretense/stories/2010/2977165.htm
How did Darwin develop some of his ideas? Why did YouTube burst onto the social media scene when it did? And how are those two developments connected?
In this segment, we’ll talk with Steven Johnson, author of the book "Where Good Ideas Come From." We’ll talk about how great ideas come to be, and what conditions help to foster creativity and spur advances in thought.