QR codes have become ubiquitous short cuts for everything from account log-ins to restaurant menus, but are we at risk of ...

Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.

On the front, Brian Punger’s business card looks like any other. But on the back is a large quick response or QR code that says “Scan me.” People who do just that will upload his contact information ...

Now that Google is using the two-dimensional bar codes as part of its local businesses listings program, it's all the more reason for an app to help read them. CNET contributor Don Reisinger is a ...