Walmart has been rolling out digital price tags across the US. I visited two stores to see how the tech works for employees ...

Add Yahoo as a preferred source to see more of our stories on Google. $7.97 price board at Walmart - teshail/Shutterstock Having a favorite grocery store nowadays means a lot more than just loyally ...

The Whole Foods in the Pearl District replaced many of its paper price labels that are affixed to shelves across the store ...

Those tiny electronic screens popping up under cereal boxes and salad greens across Portland are not going unnoticed.

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Grocery store price tags do more than just display the retail price; they tell a story about the product. Each code and color signifies something about the items on the shelves, and if you learn how ...