Since most people are carrying a camera-equipped computer in their pockets these days, QR codes can be a great way to easily share short snippets of information. You can put one on your business card ...

Whether they're on product packaging, promotional materials or in magazines, most QR codes do the same thing – when a smartphone scans them with its camera, they trigger that phone's web browser to ...

Quick Response codes - the box-shaped symbols that appear on signs and posters - may be used to securely display 3D images on your phone, even without involving the often-untrustworthy internet, ...