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The top U.S. road-safety regulator is gathering information about a Tesla Inc. feature that allows customers to remotely call for their car to pick them up.

A report sent to Congress earlier this summer said that the reason for a nearly three-year delay in developing a proposed hair drug-testing rule was caused by such “unresolved scientific issues” as hair color and potential external contamination of hair that could adversely affect drug test outcomes.

DALLAS — Infrastructure required for autonomous and electric vehicles will follow demand for such products, according to technology experts.

WASHINGTON — The transportation committee in the U.S. House of Representatives is likely to consider a long-awaited highway bill early next year, Rep. Peter DeFazio, the chamber’s top transportation policymaker, said in an exclusive interview with Transport Topics.

Democratic Gov. Gavin Newsom has signed into law a bill that directs the California Air Resources Board and other state agencies to develop and implement a new smog inspection program for heavy-duty diesel on-road trucks.

The head of American Trucking Associations plans to focus on fighting back against large court verdicts against the industry, continuing the push for a national infrastructure package and working toward reform for federal hours-of-service rules when the industry gathers for ATA's annual Management Conference & Exhibition in San Diego.

LISLE, Ill. — Navistar International Corp. announced it is pushing into 2020 with plans for a new truck plant, electric trucks and a Class 8 with a Level 2 option, and it will place greater reliance on a single vehicle platform to optimize R&D, parts and tooling.

What do the 2009 crash of Air France Flight 447 and a seminal 2012 study by Google on how people interact with self-driving cars have in common?

After several years of fanfare and debate over when and how self-driving commercial vehicles would reach the market, early forms of this technology are beginning to become an option in new trucks.