Modular Robotic Vehicle (MRV) created by NASA at the Johnson Space Center.The MRV has four independent wheel modules, can make a 360-degree turn in place and because it’s NASA ride.
image credit: NASA
It has redundant systems to ensure reliability. It doesn’t even need a person behind the steering wheel to get around.
This Golf cart sized machine is powered by 4 independent electric motors, one for each wheel, and it is capable of reaching speeds of 40mph.
Furthermore, every wheel has a 180 degree movement, making this a very agile vehicle. What do you think of its design?