Who remembers the game called WipeOut, those will please Japanese movie from Japan Advanced Institute of Science and Technology(JAIST). They have made a model of WipeOut track in reality

Levitation is based on the Meissner Effect. Bolides are cooled with help of liquid nitrogen.
Сonsiderable interest arousing the bolides controlling system, but unfortunately we don't have any additional information
Selfer 12 january 2012, 21:05