Walmart and Zipline have launched autonomous drone delivery service from the Walmart Supercenter in Mesquite, Texas.Residents within a two-mile radius can receive over 65,000 products in 30 minutes or less.Deliveries are made by drones known as 'Delivery Zips', which lower the delivery box to the customer's home using a tether.Zipline plans to expand its services to more than 10 states in the US, providing faster, lower-cost, zero-emission delivery.