Cars zip by in the sky. We’re now 10 years past the future envisioned in Back to the Future Part II, and still no flying cars. But aerial automobiles, a mainstay of sci-fi and fantasy stories ...
Here are 7 amazing technologies they think the world will see by 2030. Follow Tech Insider ... are usually pretty far-fetched — like the flying cars of "Blade Runner" and the hoverboards ...