You may have noticed semi trucks with long pieces of metal hanging down toward the ground -- this is a side skirt, and here's ...

Their job isn't to deter Fast and Furious drivers from cutting beneath semi trailers. It's even more important ...

We've all found ourselves stuck behind a slow-moving semi-truck before, either in tight city traffic or on the highway. Every time it happens, we're left staring at the massive trailer in front of ...

The Tesla Semi, an electric-powered ... to produce the truck at scale. Conference attendees also got a close-up look at a Range Energy powered trailer equipped with an electric axle from ZF ...