Ford Motor Co. is teaming with Walmart Inc., the world’s largest retailer, to lay the groundwork for a driverless grocery delivery service.

Another firm has joined the competitive same-day delivery space, facing off against major logistics firms as it works to find a niche in moving and delivering bulky, heavy items for retailers and consumers. Seattle-based Dolly recently expanded to serve seven large cities and has teamed with such merchants as Costco Wholesale Corp., Crate & Barrel, Lowe’s Cos. and The Container Store.

Campbell Soup Co. is testing an online service that will deliver soups to customers’ doors, part of an effort by the 148-year-old food giant to shake off a sales slump and update its business model.

As consumers demand ever-quicker and convenient package delivery, the U.S. Postal Service wants to boost its business this holiday season by offering what few e-commerce retailers can provide: cheap next-day service with packages delivered Sundays to your home.

Drone deliveries got a step closer to reality as the White House issued an order giving local governments more authority to conduct tests of the burgeoning new technology.

Amazon.com Inc. is going to start delivering packages not just to doorsteps, but inside homes as well.

Amazon.com Inc. launched a Prime membership service for businesses, looking to replicate in the workplace the quick delivery of online orders that made it a go-to shopping destination for households.

In the future—and you have to look far ahead when considering the movements of CEO Jeff Bezos—Amazon could expand the services to any merchant selling anything to anyone. This would push it deeper into the territory of UPS and FedEx.