The Quick Response code (or QR code) was introduced in 1994, but it never really took off in the US until decades later when the pandemic created a need for a quick, easy, and (most importantly) touch ...

Your smartphone is full of surprises. There's an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

You can scan a QR code using the camera on your smartphone, tablet, or computer. Scanning QR codes lets you easily access websites, restaurant menus, videos, and more ...

I don’t scan QR codes, and neither should you, especially if you care about cybersecurity. A QR code is a two-dimensional barcode that is readable by a smartphone with a camera or a mobile device with ...

As smartphones have become more and more ubiquitous, so have QR codes. These maze-looking squares are a type of matrix bar code that contains data — usually, QR codes point to a website or open a ...