You don't need your phone to open a QR code. You probably already know how to scan a QR code with your phone. It's simple enough: just open the camera app, point your phone at the code, and tap the ...

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 ...

for everything from payments and registrations to advertising and information. You'll see them in restaurants in place of paper menus, on product packaging, on signposts, on parking meters — and even ...

An icon in the shape of a lightning bolt. Impact Link You know those little squares with the seemingly randomized layout of black and white spaces you see on the back of products? Not the barcodes, ...