That was, in a nutshell, many Mexico City residents’ response upon learning via a Nov. 13 tweet of their local government’s new plan to better trace COVID-19 cases: asking people to scan QR codes on ...

What is a QR Code? A quick-response code (QR code) is a type of barcode that contains data for a locator, an identifier, and web tracking. QR codes have been around for a long time. They were first ...

A sign outside the market writes no entry without wearing masks on Feb 4, 2020. (Image credit: TechNode/ Shi Jiayi) Every Wednesday and Friday, TechNode’s Briefing newsletter delivers a roundup of the ...

QR codes are cool, but they haven't quite caught on en masse yet, because finding cool uses for them have been challenging. One popular use for QR codes is printing them on business cards. Sharon ...

Toothbrush brand Quip better tracks and remarkets to customers after implementing QR codes on its packaging. Like most direct-to-consumer brands, oral care brand Quip struggled to gain insights into ...

The Humly Reservations program instantly opens on any smartphone browser upon scanning digital or printed QR codes, displaying real-time availability to confirm immediate bookings or consider ...