Lobbyists for big automakers, both domestic and foreign, make no secret about their desire for lower fuel-economy standards. One argument presented to support a lowering of standards is that the cost of compliance with current rules will be passed on to consumers in the form of higher new-car prices. Carmakers must implement efficiency-boosting... Fuel-economy rules not the cause of rising auto prices: analysis
Lobbyists for big automakers, both domestic and foreign, make no secret about their desire for lower fuel-economy standards. One argument presented to support a lowering of standards is that the cost of compliance with current rules will be passed on to consumers in the form of higher new-car prices. Carmakers must implement efficiency-boosting... 
The National Highway Traffic Safety Administration is now investigating the potential for engine fires in certain Smart ForTwo city cars. Approximately 43,000 cars built during 2008 and 2009 are affected. An investigation was started after the NHTSA received eight complaints reporting incidents of engine-compartment fires in cars from these two... 
Two days ago, the U.S. Environmental Protection Agency issued a ruling that existing limits on tailpipe emissions of carbon dioxide for 2022 through 2025 should remain in place. The EPA's carbon limits correspond exactly to NHTSA standards for corporate average fuel economy, and the EPA decision was widely (if incorrectly) reported to be about... 
The U.S. government finally issued its long-debated rules for noise-making devices in so-called "quiet cars." They require all new hybrid and plug-in electric cars to emit noises that alert pedestrians to their presence. Because these cars operate near-silently on electric power, regulators have expressed concerns that they constitute a greater... 
One of the tools Elon Musk and Tesla Motors have used to defend the safety of its Autopilot software is the dark and perplexing art of statistics. After a fatal Autopilot-related crash in May, a company blog post pointed out that the crash was “the first known fatality in just over 130 million miles where Autopilot was activated.” The...