U.S. safety regulators proposed a remake of the 5-star crash-test ratings system for automobiles to take into account new technologyand new test dummies.

The U.S. National Highway Traffic Safety Administration is proposing that trucking companies be required to install stronger guards on their trailers to reduce deaths caused when cars rear-end tractor trailers.

The death toll on U.S. highways rose 8.1% in the first half of 2015 as low fuel prices contributed to a jump in miles driven by Americans.

People enduring the normal chaos of the busy travel period will also face a gauntlet of bomb-sniffing dogs, extra armed officers and the near-certain prospect of even longer lines.

Volkswagen AGs diesel-emission scandal just got a little bigger.

Volkswagen has reeled from the revelation that its cars were deliberately engineered to appear to meet emission standards while emitting as much as 40 times the permitted smog-forming tailpipe pollution.

Volkswagen has been struggling to contain customer anger since the EPA announced the companys diesel cars have technology installed to rig emissions tests.

Volkswagen rejected U.S. EPA allegations that its cheating on diesel-emissions tests included Porsche and other high-end vehicles.