Goodyear's Spherical Tires Are Really Just Magnetic Levitating Balls
Goodyear's Eagle-360 concept tire debuted at the Geneva International Motor Show.By Leah Becerra | March 5, 2016
Even though these won't work with your current car, autonomous cars might have them someday.
Due to the tire's spherical shape, axles would be a thing of the past. Instead, the tires would connect to the car by magnetic levitation. How exactly the tires would convert a motor's power output to traction on the road isn't clear.