People have fantasized for ages about what it would be like to live in space -- whether it's living on the moon or Mars or on a space station. And if Elon Musk or Jeff Bezos achieve their goals with Space X and Blue Origin, life in space might not be science fiction anymore. I look at two different dreams of living outside the Earth and how close they are to becoming reality, from the impossibly curved space habitats of Gerard K. O'Neill to a city on the moon that might split apart. Featuring Robert Smith of the Space Studies Institute, artist Don Davis, and performers Jose Gonzales and Camille Hartmetz at Emerge, an annual event from Arizona State University's Center for Science and the Imagination.Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices