We live in a world where everything is becoming more digital by the day, and many people have started using QR codes to store data and URLs. The codes from QR are essentially groups of black and white ...

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) ...

Forty years ago Thursday, the purchase of a 67-cent (U.S.) package of Wrigley's Juicy Fruit gum at a supermarket in Troy, Ohio, received what may have seemed like an undue amount of attention. With ...

Digimarc Corp., a company that creates invisible digital identifiers for everything from driver's licenses and bank notes to movies, is teaming up with GS1, which pioneered use of the UPC bar code, to ...

George Laurer had no idea his design would reach well beyond retail outlets when he created the black line and number sets known as the modern bar code while working for IBM as an engineer. Forty ...