The latest addition to the Mack Trucks Historical Museum is this 1984 R Model tractor, originally custom-built for Johnny Prescott and Son Oil of Concord, New Hampshire. Photo: Mack Trucks ...

A preliminary investigation indicates that all three tractor-trailers were traveling east on I-70 when a Mack truck rear-ended a tractor-trailer.

BROOKLYN, N.Y. — Mack Trucks unveiled its newest Class 8 model, the Mack Pioneer, which officials touted as its most aerodynamic and driver-focused highway truck to date. Against the backdrop of ...