How to Make QR Codes on iPhone or iPad. Barcodes—or in this case, QR codes—consist of basic black and white patterns that, ...

He generated a QR code from the URI, then etched it on a piece of acrylic using a laser cutter. He filled in the recessed portions with a dark polymer clay, baked it, then coated it with a layer ...

You might be wondering what the term QR code stands for. Well, it means Quick Response Code and the design is usually square. From our understanding, this piece of technology was first developed ...