'Back to the Future' eat your little heart out

The day you have been dreaming of ever since Back to the Future II hit the big screen in 1989 has finally arrived. Engineers at Japanese car company Lexus have been working with experts in super-conductive technology to create one of the most advanced hoverboards the world has ever seen.The hoverboard uses magnetic levitation with liquid nitrogen-cooled superconductors and permanent magnets to give the hoverboard "frictionless movement" of a kind that had been thought impossible, according to Le...