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.

To marvel at the choice and convenience of modern shopping, go visit your grocery-store mustard aisle. My local Whole Foods sells more than 20 different kinds: basic yellow mustard and Grey Poupon, ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. QR codes are visual patterns that store data smartphones can read. AP Photo/Vincent Yu Among the many changes brought about by the ...

A heated debate has erupted online over barcodes and QR codes printed on election ballots, with voters questioning whether ...

GRAND JUNCTION, Colo. (KREX) — On Friday, the Grand Junction Police Department (GJPD) sent out a warning to the public regarding a recent scam involving barcodes or QR codes. In the scam, criminals ...

While every phone can read QR codes located around you, barcode scanning is a different story altogether, and the best barcode scanner app makes it a bliss. While the process works similarly as QR ...

If there's a shortage of anything, it's understanding of how QR codes work.

NordVPN warns that QR code attacks are escalating, with a staggering 26 million individuals already potentially exposed to ...

To learn more about our editorial approach, explore The Direct Message methodology. In 2010, brands rushed to plaster QR codes on everything from movie posters to running shoe packaging. Universal ...

Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device.