'Hyperloop' rail study underway for Slovakia-Czech connection

This file photo taken on September 20, 2016 shows Chairman of Hyperloop Transportation Technologies Inc Bibop Gresta posing in front of a rendering of the Hyperloop technology at Innotrans, the railway industry's largest trade fair, in Berlin. A U.S. startup pursuing Elon Musk's vision for near-supersonic rail transport announced Tuesday an agreement on a feasibility study for a "hyperloop" system connecting two European cities.