The Toyota Prius pictured above features a shade of green that is probably the last color you'd want adorning the Japanese manufacturer's popular hybrid, but it actually serves a special purpose. The ...

If we told you Jaguar built a special one-off version of the new XKR grand tourer for the Goodwood Festival of Speed and painted it green, you would no doubt assume it would be a typically-British ...

In the escalating war to squeeze every last mile from every last drop of gas, automakers are attacking on every front, going well beyond the cratered fields of aerodynamics and optimized engine ...