Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.

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 ...

The FINANCIAL — Although marketers have historically used Quick Response (QR) codes — square black and white barcodes — as marketing tools, survey researchers have often wondered if using QR codes on ...

On Tuesday, a Reddit user named “nhciao” posted a series of artistic QR codes created using the Stable Diffusion AI image-synthesis model that can still be read as functional QR codes by smartphone ...

Now that Google is using the two-dimensional bar codes as part of its local businesses listings program, it's all the more reason for an app to help read them. CNET contributor Don Reisinger is a ...