In a move aimed at reducing air pollution, Gov. Gavin Newsom on Friday signed a law that for the first time will require most large trucks in California, including 18-wheel tractor trailers, to pass a regular smog check.
Porsche is ditching diesel for good.
American oil refineries are running full tilt to meet insatiable demand for gasoline and diesel at home and abroad.
The US government has charged Martin Winterkorn, the former chief executive officer of Volkswagen, with fraud in the company's diesel emissions-cheating scandal.
Germany's top court has paved the way for major cities to ban diesel vehicles.
Volkswagen wants a judge to delay a trial for one of its emissions cheating lawsuits after an opposing lawyer appeared in a Netflix documentary and likened the carmaker to Nazis.
One of India's top automakers has a head start in the country's race to ditch gas and diesel cars by 2030.
A small New Richmond company is hoping to have a big impact in the world of aviation.
