That quilted pattern spotted on the rear doors of some semi-truck trailers may look good, but it also has a larger purpose.

Semi-trucks are an integral part of modern-day shipping and logistics, and it's all thanks to one man's problem-solving ...

Only when a truck is connected, and pressure from the truck’s engine-powered air pump releases the brakes, can the trailer roll. Thus: “semi-trailer.” The terms "semi" and "semitruck ...