QR codes–square, dot-matrix variants of the venerable UPC–are becoming an increasingly popular way to share information such as URLs, contact details, GPS coordinates, and calendar events. The idea is ...

You might not think about them much. When you do, it might be to decry the invasion of robot vomit onto every ad, billboard and poster. Still, the humble two-dimensional QR Code-- originally developed ...

You can scan a QR code directly from your iPhone — you don’t need to download a third-party app to get the information you need. Apple even gives you three ways ...

QR codes are everywhere, tantalizing us with hidden information. Of course, a few of them are portals to malware or other uncool business, so it's not a good idea to just scan them all and hope for ...

Everywhere you look at the South by Southwest conference this week, you see QR codes. The square “quick response” codes turn URLs, vCards, or any kind of text into a jumble of pixels that you can scan ...

QR codes have now become a common feature in our daily lives and are appearing on almost everything from product packaging to ...