With new phones, including the Apple iPhone and the T-Mobile G1, you can do more than call friends. You can find your way home or go bowling without picking up a ball. You can even scan bar codes at ...

Without a doubt, most modern phones are capable of scanning a QR code with their camera. It’s become a core function of the camera and for good reason. Samsung’s line of Galaxy devices is no different ...

Costco is testing a "Scan & Go" system to expedite checkout. The new system will allow customers to scan items with their phones and pay through the app. The "Scan & Go" system is being tested in 27 ...