Citing safety, the Trump administration on Thursday proposed rolling back car-mileage standards, backing away from years of government efforts to cut Americans' trips to the gas station and reduce unhealthy, climate-changing tailpipe emissions.If the propo

Hyundai Motor Group said Wednesday it signed an agreement with Audi AG to jointly develop electronics vehicles powered by fuel cell.Under the multi-year agreement, Hyundai's affiliates including Kia and Audi's parent company Volkswagen AG will share compon

The Trump administration is overstating claims of auto safety and reduced costs in justifying its proposal to weaken Obama-era fuel economy requirements that were aimed at making cars more fuel efficient.On Thursday, the Environmental Protection Agency and

General Motors says it will ask the federal government for one national gas mileage standard, including a requirement that a percentage of auto companies' sales be zero-emissions vehicles. Mark Reuss, GM's executive vice president of product development, said the company...