Hoverboards are real, right now, not just in Back To The Future. Today Arx Pax showed off version 2 of its magnetic levitation Hendo Hoverboard that glides above copper flooring. The big advancement i
The thin air turns thick beneath your feet. You step onto the Hendo Hoverboard and an invisible force compresses, condensing and coiling like a spring you cannot see. It sinks for just a split-second,