Scientists in Japan developed a method to 3D-print cookies with built in QR codes. The non-toxic addition could help cut down on waste products like wrappers and packaging as well as add to food ...

Researchers have developed a way of printing edible QR codes -- a kind of barcode -- within cookies, meaning that the tag is embedded within the food itself. Crucially, the tag doesn't change the ...

Our lives were made considerably simpler by QR codes, which were developed in 1994 by the Japanese vehicle company Denso Wave. QR codes often include data for a tracker, location, or identification ...

Osaka, Japan – There is currently a race to develop edible tags for food so that, for example, you can see where the food comes from or its ingredients, and the information disappears once you’ve ...