Yes, the same QR codes we use today for everything from paying bills to Aadhaar verification were first created three decades ...

QR codes have been with us for a long time now ... There are different modes to denote different types of payload, and in his two examples of the same URL in upper- and lower- cases, the modes ...

Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR ...