Semi-trucks can come in all shapes and sizes, dictated largely by their intended purpose. Take one of the largest semi-trucks in existence, for example, which is dubbed the 'Red Giant.' This is a ...

The scoop under some semi-trucks has nothing to do with ice cream. It's a way of improving the trucks' fuel efficiency.

Have you ever looked closely at those massive trucks on the highway carrying heavy loads? They're made up of two main parts: the semi-truck and the semi-trailer. Together, they form the full rig you ...