Tortoise's first large-scale national retailer partnership is with Walmart ... robot to sell beef jerky and Kinder chocolate eggs to shoppers waiting for curbside-pickup orders in the parking ...

Walking from one side of a Walmart parking lot to the other can take up to 2,000 steps. But most shoppers rarely complain about the long journey - and that's thanks to Walmart's science-based design.

Walmart has been awarded a patent illustrating ‘disc-shaped’ robots that use sensors and cameras to transport and navigate shopping carts throughout stores. This application comes two months ...