First introduced in 1898 (with a steam engine), the semi-truck continued to see improvements over the decades like the addition of the diesel engine, air brakes, and electronic systems.

On the other hand, the diesel engines in this segment is among the most refined of the lot. Like we’ve seen in other Hyundais, this motor is quite easy-going. The turbo kicks in at around ...

Cummins, a company that is synonymous with diesel engines, just unveiled a vehicle called the AEOS that's an electric-powered Class 7 semi truck cab concept. The truck swaps out the semi's ...