The race to turn Elon Musk's vision for high-speed travel in steel tubes is officially on. Buckle up.
from Forbes.com: Most popular stories http://www.forbes.com/sites/bruceupbin/2015/02/11/hyperloop-is-real-meet-the-startups-selling-supersonic-travel/
from Forbes.com: Most popular stories http://www.forbes.com/sites/bruceupbin/2015/02/11/hyperloop-is-real-meet-the-startups-selling-supersonic-travel/