Organizers are predicting that Saturday's events will be the biggest collective protest in U.S. history.

“Leno’s Law” is being revived in California as a proposal to preserve car culture by allowing certain classic cars to skip smog checks. Previously filed as California Senate Bill 712, the proposal was ...

Car manufacturers made a choice that they would “rather cheat than comply with the law” over vehicle emissions, the High Court has heard. It comes as around 1.6 million motorists are taking legal ...

Virginia has joined a lawsuit over the Environmental Protection Agency’s repeal of the 2009 Greenhouse Gas Endangerment ...