You might have heard the term "jackknifing" with regards to semi-trucks, especially when they're in accidents. What is jackknifing, and how does it happen?

Semi-trucks cover millions of miles each year delivering everything from apples to zithers. How long does a semi-truck engine last with good maintenance?

Part of I-15 was closed on Tuesday after a semi-truck crashed into a tractor that was driving in the shoulder.

The iconic Mack bulldog has long found its home on a pedestal, but now, it's incorporated into the Pioneer's hood.

Three people were involved in the accident between the semi and train that occurred on US-14 in Sleepy Eye, the Brown County ...

A semi-trailer hauling thousands of pounds of eggs was fully engulfed in flames Friday night in Mokena, Illinois. Illinois ...

The ReVolt EREV hybrid electric semi truck promises 40% better fuel economy, electric drive, and 1,200 miles of combined ...

A wrong-way driver has died after hitting a woman raking leaves and, while fleeing the scene, hitting a semi-truck head-on.

An MBTA commuter train struck a semi-truck on Wednesday, which shut down a street and impacted rail service through the area.

ALLENDALE TOWNSHIP, MI – Two men were seriously injured Friday morning after their van was struck by a semi-truck. The Ottawa ...

Motorcyclist severely injured after colliding with a semi-truck on I-10 during an attempted escape from a DPS trooper.