Evan Williams is an automotive journalist and mechanical engineering technologist with more than a decade of experience in the industry. He has written for the Toronto Star and AutoTrader Canada and ...

Republican lawmakers in both the House and Senate have introduced legislation aimed at stripping the Environmental Protection Agency of its authority to enforce diesel emission mandates, ...

President Donald Trump on Friday announced the Environmental Protection Agency was removing the DEF sensor requirement for all diesel equipment used by farmers, truckers, and bus drivers. At the same ...

Which diesel exhaust fluid is best? When you have a diesel vehicle, besides adding fuel, you need to add diesel exhaust fluid. Diesel-powered vehicles require diesel exhaust fluid to reduce engine ...

Depending on who you ask, “DEF” might as well be a four-letter word. The acronym stands for diesel exhaust fluid, a solution that breaks down nitrogen oxides and significantly reduces emissions from ...

The U.S. Environmental Protection Agency (EPA) is escalating its response to consumer complaints regarding Diesel Exhaust Fluid (DEF) system failures, announcing a new investigation aimed at major ...

The United States Environmental Protection Agency has changed its tune on diesel trucks under the current administration. Whereas previous versions of the EPA pursued massive penalties and even ...

A research team led by La Trobe University has developed a single-use test strip which could ultimately change how diseases like cancer are diagnosed. The research, published in the journal Small, ...

The ketogenic diet is a strict, low-carb diet that is gaining in popularity due to claimed health benefits, which include dramatic weight loss, lowered blood triglycerides, increased levels of good ...