At this point, so many facets of old science fiction have become reality, from AI to robots and gene editing technologies. But one classic sci-fi signifier of technological advancement has remained stubbornly elusive — where are all the flying cars? As it turns out, they are out there. In fact, if you have the money, you can buy one right now. What you can do with that flying car, however, is another story. And what happens if you crash your flying car? That's where it gets really complicated. GUEST: Jeff Wise, Science Journalist, writing in New York Magazine, host of Finding MH370