Amazon made a lot of noise in October when it unveiled Blue Jay, a multi-armed warehouse robot built to speed up same-day deliveries. Just months later, the company quietly ended the program. The ...

Amazon’s Pegasus robotic drive system retrieves finished packages from employees and sorts them for delivery. Pegasus is one of three kinds of robots Amazon uses in its warehouses. (Photo courtesy of ...

Across the top floors of an Amazon warehouse in Garner, North Carolina, about 10 miles south of Raleigh, the robots are already crowding out human workers. A sprawling robotic system in the middle of ...