All the futuristic technologies in 'Black Panther,' and how close they are to becoming reality

Excerpt

<div>Shuri's maglev may be years ahead of any current transit rail systems, but as with most conceivably achievable sci-fi tropes, <b>Elon Musk</b> is working on it. Just last week, SpaceX got a permit to begin excavations in Washington, DC for building the Hyperloop, a high-speed, vacuum-powered railway that ...</div>