What is a QR Code? A quick-response code (QR code) is a type of barcode that contains data for a locator, an identifier, and web tracking. QR codes have been around for a long time. They were first ...

A team of researchers at TU Wien recently announced that they have "etched" the smallest QR code ever on a ceramic film. Covering an area of ...

Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device.

World record tiny QR codes could store terabytes on a sheet, offering storage without power or cooling requirements anywhere ...