We've probably all heard the term "tractor trailer" used when talking about massive semi-trucks. The two names get tossed around so often that they've become interchangeable, begging the question of ...

Even though we see them almost every day on the roads and highways, it's easy to still be overwhelmed by the gargantuan size of a semi-truck. It may seem odd to consider a machine as massive as a ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SAN DIEGO (FOX 5/KUSI) — A semi ...