U.S. lawmakers have applied a light touch in regulating robot cars. At the national level, the Trump administration has proclaimed that driverless-car guidelines should be “entirely voluntary” for automakers, and bills pending in Congress would clear the way to putting tens of thousands of autonomous cars on the road — orders of magnitude more than the few hundred in the country today — before federal safety regulations are set.

The only engineering facility built expressly to test self-driving vehicles will officially open April 4 at the historic 335-acre Willow Run site just west of Detroit.

Jarrett Cos. has purchased a 53-acre property in Seville, Ohio, that it expects eventually will be used by driverless, autonomous trucks.

Uber Technologies Inc. has found itself isolated a little more than a week after one of its self-driving SUVs hit and killed a pedestrian in Arizona.

Lior Ron, a central figure in Uber Technologies Inc.’s self-driving-truck project, left the company, said people familiar with the matter.

As the global auto industry vies to deploy driverless cars, some contenders may be cutting corners in a bid to get ahead, warned Jack Hollis, group vice president of U.S. sales for the Toyota brand.

Gradient Ventures, an early-stage venture fund within Google, is leading a $6 million investment in a new company that’s building software to let humans control cars remotely.

Waymo is teaming up with Jaguar Land Rover on autonomous vehicles, its second major automaker partnership and a big boost for the nascent technology that has come under scrutiny recently.

In a pioneering self-driving car company’s first public comments on the Uber autonomous car accident March 18 that killed an Arizona woman, Waymo CEO John Krafcik said his tech could “handle” that very scenario.

The companies and officials influencing the development of self-driving technology offered a wide variety of reactions to the death of a pedestrian struck by an Uber autonomous vehicle March 18.