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California environmental officials are working on a plan to require truck and engine manufacturers to extend emissions system warranties up to more than four times longer than current regulations require.

Years of pleas from parents whose son was killed by a speeding tractor-trailer, buy-in from some truckers and the promise of fewer highway deaths convinced U.S. officials in September to propose requiring speed-limiting devices on all large rigs.

Just before Stefan Seltz-Axmacher offers a job to an engineer at Starsky Robotics Inc., a driverless trucking startup in San Francisco, he gives them “the talk.”

Self-driving cars are only starting to navigate the nation’s streets, but regulators are scrambling to catch up.

Amazon.com’s bid to deliver goods via drone directly to a consumer’s doorstep would get a boost under aviation legislation proposed June 22.

A Federal Motor Carrier Safety Administration advisory committee agreed to a preliminary plan by the agency to eliminate 12 mostly outdated “nothing burger” commercial vehicle regulations to comply with President Donald Trump’s executive order intended to ease regulatory burdens on businesses.

Nevada displayed its dedication to refining autonomous vehicles, with the passage of and signing of Assembly Bill 69, industry officials said.

Autonomous autos are advancing so rapidly that companies such as Uber Technologies Inc. and Alphabet Inc.’s Waymo are beginning to offer robot rides to everyday consumers. But it turns out the traveling public may not be ready.