We've been on a bit of a three-wheeler kick. Maybe it started with the all-new Slingshot's unveiling, or maybe it's the Scott Sociable ex-WWI gun carrier turned weirdo runabout from a short time ago.

The world of automobiles is vast and diverse, with innovations that have occasionally challenged traditional concepts of vehicle design. Among these innovations are three-wheeled cars, which have ...

While most people picture a four-wheeler when they think of an ATV, the category is far more diverse than quads. Some of the earliest examples in the segment rolled on six wheels; from those initial ...