Tesla Inc. gained approval from the Arizona Department of Transportation to start testing its autonomous vehicles with safety ...

State officials approved Tesla's application to test its robotaxis locally — but only with human safety drivers, and not yet as a ridesharing service.

The back-up safety driver behind the wheel of a self-driving Uber Technologies test vehicle that struck and killed a woman in Tempe, Arizona, in 2018 was charged with negligent homicide, prosecutors ...

Tesla has received approval to test self-driving robotaxis in Arizona, marking a significant step in its plan to expand ...

Arizona police plan to implement "green labs" to train officers on recognizing marijuana impairment in drivers. The labs will involve observing volunteers consuming cannabis and undergoing sobriety ...