"Hyperloop plans revealed Monday envision a 'fifth mode of transport' in which passengers travel at extreme speeds through tubes to reach their destination. Elon Musk, chief executive of Tesla Motors and SpaceX, says the idea is 'extremely speculative.' But if Elon Musk's hyperloop is ever built, it could revolutionize transportation and energy."
David J. Unger reports for the Christian Science Monitor August 12, 2013.
Source: Christian Science Monitor, 08/13/2013
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