Correction: A previous version of this story did not make it clear that 1App, and not Starbucks, ran the QR code test. The InstantScan service from 1App attempts to provide a solution for marketers ...

Retailer Brookstone has rolled out a QR code test campaign in 30 stores, as well as in its catalogs to provide consumers with product information and increase sales. The multichannel gadgets and gifts ...

Drivers in New York City who scan a QR code on a parking meter to pay may instead hand their payment details to a scammer.

Facebook confirms it's testing a new QR code feature and payment links for use with Facebook Pay to make it easier for people in the U.S. to send or request money from one another. The QR code feature ...

Here’s the idea: you attach a QR code to your key ring that, when scanned, opens a texting window with “I found your keys!” set to send to the key owner’s phone. When I saw the instructions for this ...

A new safety test for foodborne pathogens involves an interaction between a droplet and bacterial proteins that can be seen through a smartphone camera. Jose-Luis Olivares/MIT Here’s how it works: Mix ...