You're driving a loaded diesel rig down a mountain pass, foot hovering over the brake pedal, heart racing. How do you slow 20,000 pounds safely without cooking your brakes? Cue the exhaust brake -– ...

In the past couple of years, governments around the world have gone to significant lengths to reduce tailpipe emissions. Lawmakers in the European Union plan to implement a ban on the sale of new ...

Exposure to air pollution is associated with around seven million premature deaths per year across the world. When we think of urban air pollution, diesel exhaust emissions are often portrayed as a ...