DEF stands for diesel exhaust fluid, and it is mandatory for all semi-trucks to use it in the United States. Here's why and ...

You may carry a jack in your car's trunk in case of a flat tire, but your car is many times smaller than a semi-truck. How do ...

The Ohio Department of Transportation is testing a new technology called “automated truck platooning” where one truck ...

catching the air it diverts for engine cooling—another critical factor for semi-truck design. A close look reveals plenty of other intentional aero bits. Just look at the grille below the ...

Delta Air Lines reported its first-quarter financial results this week, choosing to omit a full-year forecast due to the economic uncertainty surrounding President Trump's escalating trade war as CEO ...

BAKER COUNTY, Ore. (KATU) — An 85-year-old man from Baker City died following a two-vehicle crash on Interstate 84 late Saturday night. Oregon State Police reported that the incident occurred at ...

ATLANTA (AP) — Delta Air Lines says growth has stalled in trade war and the carrier pulls outlook for 2025.

Three people walked away with only minor injuries after a train struck a tractor-trailer in Minnesota on April 4, authorities said. 365 Bloor Street East, Toronto ...