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 ...

3D printing is extremely practical when you want to produce small quantities of customized components. However, this technology has always had one major problem: 3D printers can only process a single ...

Scientists have developed a new method of providing information on 3D-printed foods, by printing a QR code within the food itself. Doing so doesn't affect the taste or outward appearance of the food, ...

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, ...