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Along a rural stretch of sunny farmland in south-central Florida, a heavy-duty truck drove itself for seven miles on a public road with nobody on board the vehicle.

Dyson Ltd., best-known as a manufacturer of vacuum cleaners, hand driers and air filters, posted a surge in revenue driven by demand from Asia, and revealed a growing shift toward developing autonomous products.

The human response to possible takeover by robot overlords is off to a troubling start. Of six crash reports involving robot cars filed in California so far this year, two involved a human approaching the car and attacking it.

ATLANTA — The North American Council for Freight Efficiency announced an expanded organizational strategy, including an updated brand identity and website, as it seeks to guide the development and eventual implementation of future technologies.

Toyota Motor Corp. plans to spend $2.8 billion to make sure its system for writing the software for self-driving cars will be just as efficient as the factories that build them.

Aurora Innovation’s 2018 is off to a booming start. The self-driving car company with offices in Pittsburgh and Silicon Valley started the year announcing partnerships with Hyundai and Volkswagen.

On Feb. 27, Ford announced it had chosen Miami-Dade to be the first large-scale test site of its self-driving vehicle fleet.

Self-driving cars with no human backup behind the wheel will be legal on California roads for testing and transporting the public starting April 2.

Though it will likely be a decade or more before commercial trucks roll down the road without human drivers, trucks with sophisticated, semi-autonomous driving systems will soon be on the street — with a person aboard to supervise.

As automakers spend billions to rack up autonomous miles and map city streets, Toyota Motor Corp. and BMW AG are also betting on a startup with a more modest approach.