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A bill that would allow companies to road-test self-driving vehicles in New Hampshire may be facing some speed bumps.

A pair of self-driving shuttle buses should begin motoring around Ann Arbor, Mich., later in April in an ambitious test of the new technology.

After partially faulting Tesla’s automation system for a 2016 fatal crash, U.S. safety investigators in 2017 called on carmakers to do more to ensure drivers stay engaged as next-generation cars start to steer themselves.

Pennsylvania will ask Uber Technologies Inc. and any company developing self-driving cars with the same technology onboard to immediately stop testing.

One of the more puzzling questions arising from the revolution in autonomous vehicles and on-demand services is what impact it will all have on cities.

Houston will join 21 other cities in a national partnership aimed at addressing persistent transportation challenges as technology and mobility choices have planners rethinking how streets, sidewalks and private spaces interact.

The fatal crash involving an Uber self-driving car in Arizona last month has not dissuaded the North Carolina Turnpike Authority from urging companies to test autonomous vehicles on the Triangle Expressway in western Wake County.

When a woman crossing an Arizona street was struck and killed by a self-driving Uber car late last month, it sparked a swift public reckoning over the near-term future of autonomous vehicle testing on public roads.

California began accepting applications April 2 for permits to deploy self-driving cars on public roads without a human backup driver at the wheel.

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.