GREENSBORO, N.C. — The checkout has changed over the years. First, cashiers manually punched in the price of an item, then the scanners made check-out much quicker, and today, there's self-check-out.

The next generation of barcodes includes a heavy emphasis on QR codes and smartphone-use. Fifty years ago, on June 26, 1974, the first universal product code (UPC) was scanned at a Marsh Supermarket ...

Learn the fastest ways to scan barcodes and QR codes using your iPhone or Android smartphone. No special app needed for most ...

By the beginning of 2027, every point of sale (POS) system must be able to scan 2D barcodes such as QR codes in the GS1 ...

Faith writes guides, how-tos, and roundups on the latest Android games and apps for Android Police. You'll find her writing about the newest free-to-play game to hit Android or discussing her paranoia ...

Two-dimensional barcodes called Quick Response codes, or QR codes for short, are used to store data that devices can read. While QR codes are popularly scanned via smartphones, what if you want to ...