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 ...

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 ...

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 ...

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 eaten it. Now, ...

There are still needs for paper-based documents in certain circumstances where electronic documents cannot efficiently replace them. For example, documents issued by the government such as birth ...