When dozens of people across the country got sick from eating contaminated romaine lettuce this spring, Walmart did what many grocers would do: It cleared every shred off its shelves, just to be safe.

(Reuters) - Walmart (WMT.N) and its unit Sam's Club said on Monday leafy greens suppliers will be asked to implement real-time, farm-to-store tracking using blockchain technology by next September, as ...

The retailer will require certain food suppliers to use IBM's Food Trust blockchain platform. Walmart's Food Traceability Initiative is aimed at increasing transparency in the food supply chain. The ...

American retail giant Walmart is ready to use Blockchain for tracking foods, VP of Food Safety and Health said at a conference today. Walmart Inc., US retail corporation and the world’s largest ...

After an E.coli outbreak in romaine lettuce sickened more than 200 people in April, Walmart laid out a strict new policy to its suppliers of salad products. “All fresh leafy greens suppliers are ...

IBM, KPMG, Merck and Walmart are teaming up to create a proof-of-concept blockchain network in partnership with the US Food and Drug Administration (FDA). The aim of the pilot program -- which is tied ...

BENTONVILLE, ARK. — Walmart Inc. expects suppliers of leafy greens to implement blockchain technology to ensure traceability and food safety. Suppliers to the retailer are expected to have programs in ...