Two more companies including UPS have been granted approval to fly drones beyond the sight of ground operators in a key step that could eventually enable widespread package delivery.

Three of the major U.S. transportation safety agencies are without permanent leaders as the U.S. contends with toxic railway spills, near-collisions on runways and rising traffic deaths.

Billy Nolen, acting administrator of the U.S. Federal Aviation Administration, is stepping down after just over a year on the job.

U.S. aviation regulators approved designs for the first flying drone built specifically for shipping packages, a major step forward for the fledgling remote delivery industry.

Alphabet Inc.’s Wing subsidiary has developed a fleet of new drone prototypes designed to more efficiently deliver packages ranging from small pill bottles to items weighing as much as 7 pounds.

Alphabet Inc.’s Wing is set to begin the largest drone-delivery test program so far in the U.S., starting April 7 in the Dallas suburbs.

Alphabet Inc.’s Wing unit elevated its leading technology official to head the company as it seeks to rapidly expand its drone delivery operations, including in the Dallas suburbs.

Alphabet Inc.’s Wing subsidiary is about to reach a milestone in the fledgling drone-delivery business: Any day now it will deliver its 100,000th package to a customer.

The nation’s new chief accident investigator wants to send a message: growing public confusion over automated driving systems in the U.S. is threatening to undermine the potential safety benefits of the technology.

Alphabet Inc.’s drone-delivery venture, Wing, is releasing free software for U.S. drone users to get permission to fly near sensitive areas such as airports.