i am testing new render engines and using a old model of mine. its an concept of future former one car. it has sphere as tires, this makes it possible to move more nimble and efficient.
goodyear showing a similar concept this year. Goodyear calls it the Eagle-360, and admits that it’s technology for the future, though functional now. Specifically, the tire is intended for self-driving cars, and offers advances in “maneuverability, connectivity and biomimicry for autonomous mobility.” That last one means it was inspired by nature. read an article on MNN here
renderings from 2012: