Namely, robots that would walk right up to your door to deliver items.The company is reportedly finishing work on a San Francisco-based obstacle park to work on the technology. It's unclear how soon the technology might be developed or used for real-world deliveries.

Amazon is developing software for humanoid robots that could eventually take the jobs of delivery workers, according to a person who has been involved in the effort. In doing so, Amazon is paving the way to automate a major part of its operation,