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 ...

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, ...

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 ...

Barcodes and QR codes feel like they’re everywhere nowadays, but they don’t have to be. Scientists at MIT have developed an invisible tagging system called BrightMarker, which embeds fluorescent tags ...