If a truck driver wants to save a few bucks by running some of its miles without diesel exhaust fluid (DEF), it’s now going ...

Cold starts are the dirtiest moment—Bosch thinks it’s solved them with fire.

Bosch's RCH system aims to help OEMs meet stringent emissions standards by providing a solution that reduces harmful pollutants during engine startup.

The people behind one of the world’s most famous browsers once claimed that it could spot flu outbreaks and ended up ...

Car culture has long been split between those who trust a screwdriver and those who trust a laptop. On one side sit classic ...

Georgia drivers in select counties must pass emissions testing before renewing registration. Learn requirements and more.

Farmers gain relief as EPA eliminates DEF sensor rules, cutting costs and reducing equipment failures during critical ...

The changes allow equipment manufacturers to use nitrous oxide sensors and give farmers the ability to make repairs on DEF sensors.

Add Yahoo as a preferred source to see more of our stories on Google. Smoke bellows from the exhaust stacks of a tractor in Miami, Florida. Trucking groups hailed the EPA’s action to rescind a ...

President Donald Trump and the U.S. Environmental Protection Agency announced guidance allowing the removal of the DEF sensor requirement for all diesel equipment. EPA said sudden speed losses caused ...

Cardiovascular diseases remain the leading cause of death worldwide, accounting for nearly 20 million deaths each year. Rapid ...

Diesel owners who have wrestled with warning lights, sudden power loss or even complete shutdowns tied to diesel exhaust ...