In nature, the most aerodynamic shape is that of a drop of water, which has a coefficient of drag (Cd) of 0.05. Unfortunately, this is not a practical shape for a vehicle. An object's Cd, or how much ...

But the aerodynamic analyses car designers rely on are excruciatingly slow. “We’ll release a design surface, and then it can take days or weeks to get a full set of analysis back on the performance of ...