(Credit: Vienna University of Technology)Rising gas prices got you down? You might start thinking about downsizing your vehicle.
But we're pretty sure that this particular car is going to be impractical for most families. At just 0.011" (0.285mm) long, it's about the size of a grain of sand -- and the only place it's breaking speed limits is in construction time.
Under four minutes, to be exact. When you consider that creating complex nano-scale structures is usually a painstaking process taking hours or even days, that's a serious breakthrough.Read More »from Vienna researchers unveil world’s smallest racing car