Like many others of his generation, John Mack's first work experience was a turn on the plow. His German parents owned and operated a farm near Scranton, Pennsylvania, where John and his four brothers ...

The diesel engine was invented in the 1890s and has been in use in commercial vehicles and passenger cars for over a century. Diesel engines remain popular for their reliability and fuel economy, ...

When you find yourself in the market for a new vehicle, you may have to pick between a diesel- or gas-powered car. As a fuel, diesel may be a little more expensive than gas, but it comes with a host ...